Method for preparing an allophanate, allophanate, and low-viscosity composition containing the allophanate

A process for the preparation of an allophanate of one or more identical or different isocyanates, compositions obtained by the process, and uses of the compositions are disclosed. The process comprises reacting an isocyanate with at least one monoalcohol comprising an ether or polyether functional group in the presence of a bismuth-comprising catalyst and a metal compound as co-catalyst.

Improved coating composition for wind turbine blades

The present application discloses a wind turbine blade having on the outer surface thereof a polyurethane-based coating including a polyurethane binder prepared from polyol(s) having an average functionality of ≧2.0 and <8.0; at least 50% (w/w) of the polyols have aliphatic polyester segments included therein and have a Mw of 300-3,000 g/mol; and polyisocyanate(s) having an average functionality of <3.0; at least 50% (w/w) of the polyisocyanate(s) are selected from: (i) polyisocyanates having aliphatic polyester segments included therein, and having a molecular weight of 500-3,000 g/mol and a functionality of ≧2.0 and <3.0; (ii) polyisocyanates of the allophanate type having a Mw of 250-2,000 g/mol and a functionality of ≧2.0 and <3.0; and (iii) polyisocyanates of the uretdion type having a Mw of 250-2,000 g/mol and a functionality of ≧2.0 and <3.0. The application also discloses corresponding coating compositions and a method for coating a substrate.

Photopolymer formulation having different writing comonomers

The invention relates to a photopolymer formulation comprising matrix polymers, writing monomers, and photo initiators, comprising a combination of at least two different writing monomers. The invention further relates to the use of the photopolymer formulation for producing optical elements, in particular for producing holographic elements and images, to a method for producing the photopolymer formulation and to a method for illuminating holographic media made of the photopolymer formulation.

Pentamethylenediisocyanate, method for producing pentamethylenediisocyanate, polyisocyanate composition, polyurethane resin, and polyurea resin

A Pentamethylene diisocyanate is obtained by phosgenating pentamethylenediamine or its salt obtained by a biochemical method, and contains 5 to 400 ppm of a compound represented by the general formula (1) below and a compound represented by the general formula (2) below in total:

Dispersions of polyurethanes, their preparation and use

The present invention provides the use of aqueous dispersions comprising a pigment (B) at least partially enveloped by polyurethane (A) and further comprising at least one polymerization inhibitor (C), said polyurethane (A) being obtainable by reaction of (a) 15% to 70% by weight of di- or polyisocyanate comprising on average from 1 to 10 allophanate groups and on average from 1 to 10 C—C double bonds per molecule, and optionally (b) 0% to 60% by weight of further di- or polyisocyanate, with (c) 5% to 50% by weight of compound having at least two isocyanate-reactive groups, weight % ages being based on total polyurethane (A), in printing inks.

PRESSURE-SENSITIVE ADHESIVE SHEET FOR SURFACE PROTECTION

An objective is to provide a surface-protective PSA sheet capable of reducing adherend damage and well maintaining appearance, etc. The surface-protective PSA sheet capable of reducing adherend damage and well maintaining appearance, etc., comprises a surface layer, a resin substrate layer and a PSA layer, and has a multilayer structure with the resin substrate layer placed between the surface layer and the PSA layer, wherein the surface layer is a layer obtainable by curing a heat-curable composition comprising the following components: 1. A surface-protective pressure-sensitive adhesive sheet comprising a surface layer , a resin substrate layer and a pressure-sensitive adhesive layer , and having a multilayer structure with the resin substrate layer placed between the surface layer and the pressure-sensitive adhesive layer , wherein the surface layer is a layer obtainable by curing a heat-curable composition that comprises the following components:(a) a hydroxyl group-containing (meth)acrylic copolymer having a glass transition temperature of −40° C. to 30° C.;(b) an allophanate polyisocyanate and/or a biuret polyisocyanate; and(c) a polysiloxane comprising a hydroxyl group-containing hydrocarbon group and/or polymer.2. The surface-protective pressure-sensitive adhesive sheet according to claim 1 , wherein the heat-curable composition further comprises the following component (d):(d) a diol having a hydroxyl value of 200 mgKOH/g or higher and a molecular weight of 500 or lower.3. The surface-protective pressure-sensitive adhesive sheet according to claim 1 , wherein the resin substrate layer comprises a thermoplastic elastomer.4. The surface-protective pressure-sensitive adhesive sheet according to claim 1 , wherein the (meth)acrylic copolymer has a glass transition temperature of −40° C. or higher and below −20° C.5. The surface-protective pressure-sensitive adhesive sheet according to claim 4 , wherein the (meth)acrylic copolymer has a hydroxyl value of 10 mgKOH ...

POLYURETHANES HAVING LOW LEVELS OF ALDEHYDE EMISSIONS

Polyurethane foams are made by curing a reaction mixture that contains an aromatic polyisocyanate, at least one isocyanate-reactive material having an average functionality of at least 2 and an equivalent weight of at least 200 per isocyanate-reactive group, at least one blowing agent, at least one surfactant and at least one catalyst, at least one cyclic 1,3-diketone compound and optionally least one antioxidant. Foams so produced emit low levels of both formaldehyde and acetaldehyde. 2. The method of wherein the reaction mixture is cured in the presence of the cyclic 1 claim 1 ,3-diketone compound and at least one antioxidant.4. The method of wherein the reaction mixture is further cured in the presence of at least one antioxidant.5. A method according to claim 1 , wherein the isocyanate-reactive material having an average functionality of at least 2 and an equivalent weight of at least 200 per isocyanate-reactive group contains from 2 to 4 hydroxyl groups per molecule.6. The method of wherein the aromatic polyisocyanate is MDI claim 1 , polymeric MDI claim 1 , or a derivatives of MDI and/or polymeric MDI that contains urethane claim 1 , urea claim 1 , uretonimine claim 1 , biuret claim 1 , allophonate and/or carbodiimide groups.7. The method of claim 1 , wherein the cyclic 1 claim 1 ,3-diketone compound is cyclohexane-1 claim 1 ,3 claim 1 ,5-trione claim 1 , 1 claim 1 ,3-cyclohexadione claim 1 , pyrazolidine-3 claim 1 ,5-dione claim 1 , 1 claim 1 ,2-dimethylpyrazolidine-3 claim 1 ,5-dione claim 1 , 1-methylpyrazolidine-3 claim 1 ,5-dione claim 1 , 1 claim 1 ,1-dimethyl-cyclopentan-2 claim 1 ,4-dione claim 1 , 1-ethyl-cyclohexan-2 claim 1 ,4-dione claim 1 , 1 claim 1 ,1-diethyl-cyclohexan-3 claim 1 ,5-dione claim 1 , 6-methyl-pyran-2 claim 1 ,4-dione claim 1 , 6-ethyl-pyran-2 claim 1 ,4-dione claim 1 , 6-isopropyl-pyran-2 claim 1 ,4-dione claim 1 , 6-(n)-butyl-pyran-2 claim 1 ,4-dione claim 1 , 6-isobutyl-pyran-2 claim 1 ,4-dione claim 1 , 6-pentyl-pyran-2 claim 1 ...

POLYURETHANE WITH (2-OXO-1,3-DIOXOLANE-4-CARBOXYLATE) END GROUPS

The present invention relates to a polyurethane (PP2) comprising at least two, preferably two or three, end functional groups T of following formula (I): 116-. (canceled)22. The preparation process as claimed in claim 21 , wherein the compound (PP1) is chosen from:the hexamethylene diisocyanate (HDI) allophanate derivatives of formula (IIA); orthe polyurethanes having NCO end groups obtained by a polyaddition reaction (denoted E1) of at least 2,4-toluene diisocyanate (2,4-TDI) with at least one polyol.23. The preparation process as claimed in claim 21 , wherein it does not comprise a stage consisting in adding one or more solvent(s) and/or plasticizer(s).24. The preparation process as claimed in claim 21 , wherein the polyol is chosen from:polyether polyols chosen from polyoxyalkylene polyols, the linear or branched alkylene part of which comprises from 1 to 4 carbon atoms,polybutadienes comprising hydroxyl end groups, which are optionally hydrogenated or epoxidized, andtheir mixtures.25. The preparation process as claimed in claim 21 , wherein the polyol(s) is (are) chosen from those having a number-average molecular mass ranging from 200 to 20 000 g/mol.26. A multicomponent system claim 21 , comprising:{'claim-ref': {'@idref': 'CLM-00017', '#text': 'claim 17'}, '#text': 'as first component (component A), a composition comprising at least one polyurethane (PP2) as defined in , and'}as second component (component B), a composition comprising at least one amino compound (B1) comprising at least two amine groups selected from the group consisting of primary amine groups, secondary amine groups and their mixtures.27. The multicomponent system as claimed in claim 26 , wherein said amino compound(s) (B1) has (have) a primary alkalinity ranging from 0.4 to 34 meq/g of amino compound.28. The multicomponent system as claimed in claim 26 , wherein the amino compound(s) (B1) comprise at least two methyleneamine (—CH—NH) groups.29. The multicomponent system as claimed in claim ...

AROMATIC POLYISOCYANATES WITH A HIGH SOLIDS CONTENT

The invention relates to an aromatic allophanate polyisocyanate based on aromatic diisocyanates, containing a) ≥15 mol-% of allophanate groups, based on the sum of urethane, allophanate and isocyanurate groups, b) ≤50 mol-% of isocyanurate groups, based on the sum of urethane, allophanate and isocyanurate groups and c) ≤1.5% by weight of monomeric diisocyanates, based on the total weight of the aromatic allophanate polyisocyanate. Furthermore, the invention relates to a process for producing aromatic allophanate polyisocyanates and their use in polyisocyanate compositions or two-component systems. 1: An aromatic allophanate polyisocyanate based on aromatic diisocyanates , containinga) ≥15 mol-% of allophanate groups, based on the sum of urethane, allophanate and isocyanurate groups,b) ≤50 mol-% of isocyanurate groups, based on the sum of urethane, allophanate and isocyanurate groups andc) ≤1.5% by weight of monomeric diisocyanates, based on the total weight of the aromatic allophanate polyisocyanate.2: The aromatic allophanate polyisocyanate according to claim 1 , containing ≥20 mol-% of allophanate groups claim 1 , based on the sum of urethane claim 1 , allophanate and isocyanurate groups.3: The aromatic allophanate polyisocyanate according to claim 1 , containing ≤40 mol-% of isocyanurate groups claim 1 , based on the sum of urethane claim 1 , allophanate and isocyanurate groups.4: The aromatic allophanate polyisocyanate according to claim 1 , containing ≤1.0% by weight of monomeric diisocyanates claim 1 , based on the total weight of the aromatic allophanate polyisocyanate.5: The aromatic allophanate polyisocyanate according to claim 1 , wherein the aromatic diisocyanate is selected from the group consisting of toluene 2 claim 1 ,4-diisocyanate claim 1 , toluene 2 claim 1 ,6-diisocyanate claim 1 , and a mixture of toluene 2 claim 1 ,4- and 2 claim 1 ,6-diisocyanate.6: The aromatic allophanate polyisocyanate according to claim 1 , wherein the aromatic diisocyanate ...

POLYISOCYANATE COMPOSITION BASED ON 1,5-PENTAMETHYLENE DIISOCYANATE

The invention relates to a polyisocyanate composition, containing compounds having isocyanate groups with at least one 1,5-bridging pentamethylene unit and an isocyanate group, wherein a portion of the compounds additionally has at least one allophanate group, characterized in that the polyisocyanate composition has an isocyanurate trimer content of ≦59 wt. % in relation to the total weight of the polyisocyanate composition, the allophanate groups carry a group that is organic and inert relative to isocyanate groups, and the allophanate groups are present in an equivalent ratio of >0 and ≦0.19 in relation to the isocyanurate groups. The invention also relates to a method for producing the polyisocyanate, a two-component system, the use thereof for the production of a coating on a substrate, the coating and the composite formed by the coating and the substrate. 1. A polyisocyanate composition comprising compounds containing isocyanate groups and having at least one 1 ,5-bridging pentamethylene unit and an isocyanurate group , with at least a portion of the compounds additionally having at least one allophanate group as well , wherein the polyisocyanate composition has an isocyanurate trimer content of ≦59 wt % , based on the total weight of the polyisocyanate composition , the allophanate groups carry an organic radical which is inert towards isocyanate groups , and the equivalent ratio of the allophanate groups to the isocyanurate groups is >0 and ≦0.19.2. The polyisocyanate composition according to claim 1 , wherein the isocyanurate trimer content is ≦56 wt % claim 1 , based on the total weight of the polyisocyanate composition.3. The polyisocyanate composition according to claim 1 , wherein the equivalent ratio is between ≧0.02 and ≦0.18.4. The polyisocyanate composition according to claim 1 , wherein the organic radical is selected from the group consisting of linear claim 1 , branched claim 1 , and optionally substituted radicals having 1 to 18 carbon atoms ...

PROCESS FOR THE PREPARATION OF POLYISOCYANATES WITH DIMER, TRIMER AND/OR ALLOPHANATE AND OPTIONALLY URETHANE STRUCTURE

The invention relates to a process for the preparation of polyisocyanates with dimer, trimer and/or allophanate and optionally urethane structure. 1: Process for the preparation of polyisocyanates with dimer , trimer and/or allophanate and optionally urethane structure , in whicha) an isocyanate component A, consisting of ≥70% by weight to ≤100% by weight of one or more diisocyanates with aliphatically, cycloaliphatically, araliphatically and/or aromatically bonded isocyanate groups and of ≥0% by weight to ≤30% by weight of one or more monoisocyanates with aliphatically, cycloaliphatically, araliphatically and/or aromatically bonded isocyanate groups and/or one or more isocyanates with aliphatically, cycloaliphatically, araliphatically and/or aromatically bonded isocyanate groups and with a functionality of isocyanate groups >2b) optionally with an isocyanate-reactive component B, and{'sub': 1', '2', '1', '1', '2, 'claim-text': i) the temperature, viewed at the moment of the beginning of the addition of catalyst, and/or', 'ii) the oligomerization activity., 'c) in the presence of one or more catalysts C is oligomerized with formation of dimer, trimer and/or allophanate structures and optionally urethane structures (I), the reaction is thermally and/or chemically interrupted (II) and optionally the polyisocyanate obtained is freed from excess isocyanate of the component A down to <1% by weight (III), characterized in that a first portion of the isocyanate component A is initially introduced into a reactor (A) and the second portion of the isocyanate component A is added to the reactor (A) in at least one metering after the beginning of the addition of catalyst, however before ≤50% of the isocyanate groups available from component Aare oligomerized, and that the isocyanate component A, in comparison with the isocyanate component A, differs with regard to'}2: Process according to claim 1 , in which the second portion of the isocyanate component A is added to the ...

Anhydrously curing polyisocyanate-based adhesives

The present invention relates to adhesives which are characterized in that they cure in the absence of water and at room temperature with the formation of isocyanurate groups.

Polyurethane prepolymer with cyclocarbonate end groups of low viscosity and the use thereof in the production of a multi-component adhesive composition

1) Specific polyurethane prepolymer (PP2) comprising at least two terminal (2-oxo-1,3-dioxolan-4-yl)methyl carbamate groups of low viscosity, its preparation process and its use in the manufacture of an adhesive composition. 4. The preparation process as claimed in claim 3 , characterized in that the polyether polyol(s) is (are) chosen from polyoxyalkylene polyols claim 3 , the linear or branched alkylene part of which comprises from 1 to 4 carbon atoms and the average molar mass of which ranges from 200 to 20 000 g/mol.5. The preparation process as claimed in claim 1 , characterized in that it does not comprise a stage consisting in adding one or more solvent(s) and/or plasticizer(s).6. A polyurethane prepolymer having (2-oxo-1 claim 1 ,3-dioxolan-4-yl)methyl carbamate end groups (PP2) claim 1 , capable of being obtained by the preparation process as defined in .7. A multicomponent system claim 1 , comprising:{'claim-ref': {'@idref': 'CLM-00006', 'claim 6'}, 'as first component (denoted component (A)), a composition comprising at least one polyurethane prepolymer having (2-oxo-1,3-dioxolan-4-yl)methyl carbamate end groups (PP2), as defined in , and'}{'sub': '2', 'as second component (denoted component (B)), a composition comprising at least one curing agent having at least two primary amine (—NH) groups (B1).'}8. The multicomponent system as claimed in claim 7 , characterized in that the primary amine groups of said curing agent(s) (B1) are methylene(primary amine) (—CH—NH) groups.9. The multicomponent system as claimed in claim 7 , characterized in that the amounts of polyurethane prepolymer(s) having (2-oxo-1 claim 7 ,3-dioxolan-4-yl)methyl carbamate end groups (PP2) and of curing agent(s) having at least two primary amine groups (B1) as defined in present in the multicomponent system result in a molar ratio of the number of cyclocarbonate groups to the number of primary amine groups claim 7 , denoted r3 claim 7 , ranging from 0.5 to 1.10. The multicomponent ...

Polyisocyanates having thioallophanate structure

The invention relates to polyisocyanates that have aliphatically, cycloaliphatically, araliphatically and/or aromatically bonded isocyanate groups and contain thioallophanate structures of formula (I), to a method for producing them, and to their use as starting components in the production of polyurethane plastics.

THIOALLOPHANATE POLYISOCYANATES CONTAINING SILANE GROUPS

The invention relates to thioallophanates which contain silane groups and are of the general formula (I) 2. The thioallophanate according to claim 1 , wherein in formula (I) claim 1 ,{'sup': 1', '2', '3, 'R, Rand Rare identical or different radicals and are each a saturated, linear or branched, aliphatic or cycloaliphatic radical having up to 6 carbon atoms, and may optionally contain up to 3 oxygen atoms, and'}X is a linear or branched alkylene radical having 2 to 10 carbon atoms.3. The thioallophanate according to claim 1 , wherein in formula (I) claim 1 ,{'sup': 1', '2', '3', '1', '2', '3, 'R, Rand Rare each alkyl radicals having up to 6 carbon atoms and/or alkoxy radicals which contain up to 3 oxygen atoms, with the proviso that at least one of the radicals R, Rand Ris an alkoxy radical, and'}{'sub': 2', '2', '2, 'X is a propylene radical (—CH—CH—CH—).'}4. The thioallophanate according to claim 1 , wherein in formula (I) claim 1 ,{'sup': 1', '2', '3', '1', '2', '3, 'R, Rand Rare identical or different radicals and are each methyl, methoxy or ethoxy, with the proviso that at least one of the radicals R, Rand Ris a methoxy or ethoxy radical, and'}{'sub': 2', '2', '2, 'X is a propylene radical (—CH—CH—CH—).'}5. The thioallophanate according to claim 1 , wherein in formula (I) claim 1 ,Y is a linear or branched, aliphatic or cycloaliphatic radical having 5 to 13 carbon atoms.6. The thioallophanate according to claim 1 , wherein in formula (I) claim 1 ,Y is an aliphatic and/or cycloaliphatic radical obtained by removing the isocyanate groups from a diisocyanate selected from the group consisting of 1,5-diisocyanatopentane, 1,6-diisocyanatohexane, 1-isocyanato-3,3,5-trimethyl-5-isocyanatomethylcyclohexane, 2,4′- and 4,4′-diisocyanatodicyclohexylmethane.8. The process according to claim 7 , wherein component A) comprises the diisocyanate of the formula (II) in which Y is a linear or branched claim 7 , aliphatic or cycloaliphatic radical having 5 to 13 carbon atoms.9. ...

Distillation of polyisocyanates

The invention relates to a method for producing polyisocyanates having a low monomer content, said method comprising the following steps: (i) modifying at least one monomeric diisocyanate to obtain a mixture containing at least one polyisocyanate and unconverted monomeric diisocyanate, (ii) separating the mixture obtained in step (i) into at least one gaseous stream containing monomeric diisocyanate and a liquid stream depleted of monomeric diisocyanate, (iii) partially condensing the gaseous stream from (ii) in at least one condenser, so that a liquid condensate and an uncondensed vapour stream are obtained, (iv) post-condensing the uncondensed vapour stream obtained in step (iii) in at least one post-condenser, so that a post-condensate and an uncondensed waste gas are obtained, and (v) delivering the uncondensed waste gas from step (iv) to the suction side of a vacuum pump, characterised in that the at least one post-condenser in step (iv) is operated at a post-condenser temperature, and the at least one condenser in step (iii) is operated at a condenser temperature, wherein the post-condenser temperature is lower by ≥1 to ≤168 K than the condenser temperature.

Azido-alkyne click compositions

The present invention provides an alternative polyurethane composition comprising the reaction product of an azidated polyol and a poly(alkynyl carbamate) prepolymer reacted at an azide to alkyne molar ratio of greater than 1:1, wherein the poly(alkynyl carbamate) prepolymer comprises a reaction product of a polyisocyanate and an alkynol. In various embodiments, the azide to alkyne molar ratio is from greater than 1:1 to 3:1, in certain embodiments, from 1.5:1 to 3:1, and in particular embodiments, 1.8:1. The greater than stoichiometric ratio of azide to alkyne provides coatings, adhesives, sealants, films, elastomers, castings, and composites having a better cure performance as measured by glass transition temperature (Tg), MEK double rubs and degree of swelling.

WATERBORNE AZIDO-ALKYNE CLICK COMPOSITIONS

A waterborne poly(alkynyl carbamate) prepolymer is provided which comprises a reaction product of a polyisocyanate comprising a first portion and a second portion of isocyanate groups; an isocyanate-reactive component comprising 0.1 mol % to 6 mol % of a C-Cglycol ether; and 99.9 mol % to 94 mol % of an alkynol, wherein the mol % is based on the moles of isocyanate in the polyisocyanate, wherein the first portion of isocyanate groups reacts with the C-Cglycol ether, wherein the second portion of isocyanate groups reacts with the alkynol, and wherein reaction occurs optionally in the presence of a catalyst. The reaction of long chain glycol ethers with the polyisocyanate at a level of from 0.1 mol % to 6 mol % imparts water dispersibility to the prepolymer, and when the prepolymer is dispersed in water, the performance of waterborne alternative polyurethane compositions made therefrom, such as coatings, adhesives, sealants, films, elastomers, castings, foams, and composites, are not compromised. The invention allows for the use of water as a carrier, thus eliminating the need for organic solvents. 1. A waterborne poly(alkynyl carbamate) prepolymer comprising a reaction product of:a polyisocyanate comprising a first portion and a second portion of isocyanate groups;{'sub': 10', '50, 'an isocyanate reactive component comprising 0.1 mol % to 6 mol % of a C-Cglycol ether and 99.9 mol % to 94 mol % of an alkynol;'}wherein the mol % is based on the moles of isocyanate in the polyisocyanate;{'sub': 10', '50, 'wherein the first portion of isocyanate groups reacts with the C-Cglycol ether;'}wherein the second portion of isocyanate groups reacts with the alkynol, and wherein reaction occurs optionally in the presence of a catalyst.2. The waterborne poly(alkynyl carbamate) prepolymer according to claim 1 , wherein the polyisocyanate is selected from the group consisting of 1 claim 1 ,4-tetramethylene diisocyanate claim 1 , 1 claim 1 ,6-hexamethylene diisocyanate claim 1 , 2 ...

Azido-alkyne click and oxysilane hybrid compositions

The present invention provides alternative polyurethane composition comprising the reaction product of an azidated polyol and a poly(alkynyl carbamate) prepolymer, wherein the poly(alkynyl carbamate) prepolymer comprises the reaction product of a polyisocyanate, an alkynol, and an oxysilane. The reaction of the polyol and the prepolymer may occur in the presence of a catalyst or at a temperature of from 20° C. to 120° C. The inventive oxysilane and azido-alkyne hybrid click formulations provide comparable performance, and in some cases better performance, to/than urethane and azido-alkyne control click formulations in terms of pencil hardness, MEK double rubs, and glass transition temperature. The inventive alternative polyurethane compositions may be used to provide coatings, adhesives, sealants, films, elastomers, castings, and composites.

Polyurethane polymers cured via azido-alkyne cycloaddition at ambient or mild curing conditions

and wherein R1 is an electron-withdrawing group selected from the group consisting of carbonyl, ester, amide, and urethane and R2 is a linear or branched alkyl chain having from 1 to 15 carbon atoms. The inventive alternative polyurethane composition position may be used to provide adhesives, sealants, films, elastomers, castings, foams, and composites.

WATERBORNE AZIDO-ALKYNE CLICK COMPOSITIONS

A waterborne alternative polyurethane composition is provided which comprises a reaction product of: an azidated polyol; and a waterborne poly(alkynyl carbamate) prepolymer comprising a reaction product of a polyisocyanate and from 1 wt. % to 20 wt. % of an alkynol-polyether having a formula (I), 2. The waterborne alternative polyurethane composition according to claim 1 , wherein the alkynol-polyether is a reaction product of an alkynol and a mono-toluenesulfonyl ester of a polyether diol (TsO-POE).3. The waterborne alternative polyurethane composition according to claim 2 , wherein the mono-toluenesulfonyl ester of a polyether diol (TsO-POE) is a hydrogenation product of a mono-trityl ether of a polyether diol claim 2 , toluenesulfonyl ester (TrtO-POE-OTs).4. The waterborne alternative polyurethane composition according to claim 3 , wherein the mono-trityl ether of a polyether diol claim 3 , toluenesulfonyl ester (TrtO-POE-OTs) is a reaction product of a mono-trityl ether of a polyether diol (TrtO-POE) and tosyl chloride (TOSYL-CL).5. The waterborne alternative polyurethane composition according to claim 4 , wherein the mono-trityl ether of a polyether diol (TrtO-POE) is a reaction product of a polyether diol (POE) and trityl chloride (TRTCl).6. The waterborne alternative polyurethane composition according to claim 1 , wherein the alkynol is selected from the group consisting of propargyl alcohol claim 1 , 2-hydroxyethylpropiolate claim 1 , and isomers of any of these; or mixtures of any of these.7. The waterborne alternative polyurethane composition according to claim 1 , wherein the alkynol-polyether comprises 5 wt. % to 15 wt. % of the prepolymer.8. The waterborne alternative polyurethane composition according to claim 1 , wherein the polyisocyanate is selected from the group consisting of 1 claim 1 ,4-tetramethylene diisocyanate claim 1 , 1 claim 1 ,6-hexamethylene diisocyanate claim 1 , 2 claim 1 ,2 claim 1 ,4-trimethyl-1 claim 1 ,6-hexamethylene diisocyanate ...

ALLOPHANATE BASED DISPERSING AGENT

The presently claimed invention is directed to a copolymer obtained by reacting at least one isocyanate (A) comprising at least one allophanate group and at least one active double bond with at least one isocyanate reactive component (B) to form an intermediate product (C); and reacting the intermediate product (C) with at least one active double bond reactive component (D) to obtain the copolymer which can be used as dispersant. The at least one isocyanate reactive component (B) is selected from the group consisting of monofunctional polyether amine (B1), monofunctional polyether alcohol (B2), C-Cmonofunctional alcohol (B3) and monofunctional polyester alcohol (B4). 125.-. (canceled)26. A copolymer obtained by:a. reacting at least one isocyanate (A) comprising at least one allophanate group and at least one active double bond with at least one isocyanate reactive component (B) to form an intermediate product (C); andb. reacting the intermediate product (C) obtained in step a. with at least one active double bond reactive component (D) to obtain the copolymer;{'sub': 6', '30, 'wherein the at least one isocyanate reactive component (B) is selected from the group consisting of monofunctional polyether amine (B1), monofunctional polyether alcohol (B2), C-Cmonofunctional alcohol (B3) and monofunctional polyester alcohol (B4).'}27. The copolymer according to claim 26 , wherein the at least one isocyanate (A) comprising at least one allophanate group and at least one active double bond contains 1 claim 26 , 2 claim 26 , 3 claim 26 , 4 claim 26 , 5 claim 26 , 6 claim 26 , 7 claim 26 , 8 claim 26 , 9 or 10 NCO groups.29. The copolymer according to claim 28 , wherein the at least one polyisocyanate (A1) is selected from the group consisting of 4 claim 28 ,4′-diphenylmethanediisocyanate claim 28 , toluene diisocyanate claim 28 , naphthylene-1 claim 28 ,5-diisocyanate claim 28 , 1 claim 28 ,3- or 1 claim 28 ,4-phenylene-diisocyanate claim 28 , triphenylmethane-4 claim 28 ,4′ ...

ADHESIVE COMPOSITION AND HEAT-FUSIBLE MEMBER USING SAME

An adhesive composition having high room-temperature peel strength, high hot peel strength, and excellent adhesion, as well as excellent electrolyte resistance even when used for packaging materials for lithium ion batteries is provided, which contains an organic solvent, a polyolefin (A) that has an acidic group and/or an acid anhydride group and is soluble in the organic solvent, and an isocyanate compound, wherein the isocyanate compound comprises (B) a diisocyanate compound having a C4-7 hydrocarbon group and/or a derivative thereof, and (C) a diisocyanate compound having a C8-14 hydrocarbon group and/or a derivative thereof; and a heat-fusible member using the adhesive composition is also provided. 2. The adhesive composition according to claim 1 , wherein the diisocyanate compound having a hydrocarbon group with 4 to 7 carbon atoms is hexamethylene diisocyanate.3. The adhesive composition according to claim 1 , wherein the diisocyanate compound having a hydrocarbon group with 8 to 14 carbon atoms is a diisocyanate compound having at least one secondary isocyanate group.4. The adhesive composition according to claim 1 , herein the diisocyanate compound having a hydrocarbon group with 8 to 14 carbon atoms is isophorone diisocyanate.5. The adhesive composition according to claim 1 , wherein the derivative of the diisocyanate compound having a hydrocarbon group with 4 to 7 carbon atoms and/or the derivative of the diisocyanate compound having a hydrocarbon group with 8 to 14 carbon atoms comprise at least one bond selected from the group consisting of an isocyanurate bond claim 1 , a biuret bond claim 1 , a urethane bond and an allophanate bond.6. The adhesive composition according to claim 1 , wherein the component (A) is a polyolefin graft-modified with an acidic group-containing monomer and/or an acid anhydride group-containing monomer claim 1 , and an graft amount thereof is 0.10 to 30 wt %.7. The adhesive composition according to claim 1 , wherein the ...

Hydrophilic polyisocyanates based on 1,5-diisocyanatopentane

The invention relates to a polyisocyanate composition based on 1,5-diisocyanatopentane, to a method for the production thereof and to the use thereof for producing polyurethane plastics. The invention also relates to a coating agent containing the polyisocyanate composition and to the coating obtained from the coating agent.

RESIN COMPOSITION FOR GAS BARRIER ADHESIVE, AND ADHESIVE

It is an object of the present invention to provide a resin composition for an adhesive having high gas barrier properties and laminate strength. 1. A resin composition for a gas barrier adhesive , the resin composition comprising a resin (A) having two or more hydroxy groups per molecule and a polyisocyanate (B) having two or more isocyanate groups ,wherein the polyisocyanate (B) is a mixture of a tri- or higher-valent polyisocyanate compound (b1) having an aromatic ring in its molecule and a polyisocyanate compound (b2) having no aromatic ring in its molecule.2. The resin composition for a gas barrier adhesive according to claim 1 , wherein the polyisocyanate compound (b2) is a diisocyanate compound.3. The resin composition for a gas barrier adhesive according to claim 1 , wherein the resin (A) has a main skeletal structure composed of a polyester claim 1 , a polyester polyurethane claim 1 , a polyether claim 1 , or a polyether polyurethane.4. The resin composition for a gas barrier adhesive according to claim 1 , wherein the resin (A) has an aromatic ring.5. The resin composition for a gas barrier adhesive according to claim 4 , wherein the resin (A) has a main skeletal structure composed of a polyester or a polyester polyurethane claim 4 , andan ortho-oriented aromatic dicarboxylic acid or its anhydride accounts for 70 to 100% by mass of the total amount of a polyvalent carboxylic acid component serving as a monomer component constituting the polyester.6. The resin composition for a gas barrier adhesive according to claim 5 , wherein the ortho-oriented aromatic dicarboxylic acid or its anhydride is at least one selected from the group consisting of ortho-phthalic acid and its anhydride claim 5 , naphthalene-2 claim 5 ,3-dicarboxylic acid and its anhydride claim 5 , naphthalene-1 claim 5 ,2-dicarboxylic acid and its anhydride claim 5 , anthraquinone-2 claim 5 ,3-dicarboxylic acid and its anhydride claim 5 , and 2 claim 5 ,3-anthracene dicarboxylic acid and its ...

Allophanate composition

The invention relates to a composition for producing a coating comprising (a) a compound comprising at least two secondary amino functions and (b) isocyanate component comprising an allophanate and a polydunctional isocyanate, and (c) optionally a solvent. The invention also relates to the use of said composition for producing a coating with improved hydrophobicity, and for improving the pot life duration (pot life property) of a formulation for paint or for varnish, or for improving the opening time of a film or a layer resulting from the application of said composition.

Fluorine-containing copolymer

The present invention is a fluorine-containing copolymer including (A) a fluoroolefin in an amount of 15 to 85 mol % of all constituent monomers; (B) a specific organosilicon compound in an amount of 0.001 to 10 mol % of all the constituent monomers; (C) one or more monomers selected from vinyl ethers, vinyl esters, methacrylic esters and acrylic esters, the one or more monomers not having a curing reactive group and having an aliphatic saturated hydrocarbon group with 1 to 20 carbons, a glass transition temperature of a homopolymer of the monomer being lower than 0° C., in an amount of 5 to 40 mol % of all the constituent monomers; and (D) one or more monomers selected from vinyl ethers, vinyl esters, allyl ethers, methacrylic esters and acrylic esters, and having a curing reactive group, in an amount of 1 to 25 mol % of all the constituent monomers, wherein the fluorine-containing copolymer has a glass transition temperature of −30° C. to 20° C., a number average molecular weight of 2.0×10 4 to 7.0×10 4 , and a weight average molecular weight of 1.0×10 5 to 3.0×10 5 .

POLYURETHANE WITH (5-ALKYL -1,3-DIOXOLEN-2-ONE-4-YL) END GROUPS AND USES THEREOF

The present invention relates to a polyurethane (PP2) comprising at least two end functions T of formula (I) and at least CN one divalent unit of formula (II), as well as its uses, in particular for preparing adhesive compositions. 116-. (canceled)23. The process as claimed in claim 22 , wherein the compound(s) (PP1) is (are) selected from polyurethanes having NCO end groups capable of being obtained by a polyaddition reaction (denoted step E1):{'claim-ref': {'@idref': 'CLM-00022', 'claim 22'}, 'i. of a polyisocyanate(s) composition comprising at least one hexamethylene diisocyanate (HDI) allophanate derivative of formula (IIA) as defined in , and'}ii. with a polyol(s) composition,in amounts of polyisocyanate(s) and of polyol(s) resulting in an NCO/OH molar ratio, denoted r1, of strictly greater than 1.24. The process as claimed in claim 21 , wherein it does not comprise a step comprising adding one or more solvent(s) and/or plasticizer(s).25. The process as claimed in claim 23 , wherein the polyol(s) is (are) selected from polyoxyalkylene polyols claim 23 , the linear or branched alkylene portion of which comprises from 1 to 4 carbon atoms.26. A multicomponent claim 23 , solvent-free claim 23 , system comprising:{'claim-ref': {'@idref': 'CLM-00017', 'claim 17'}, 'as first component (component A), a composition comprising at least one polyurethane (PP2) as defined in , and'}as second component (component B), a composition comprising at least one amino compound (B1) comprising at least two amine groups selected from primary amine groups, secondary amine groups and mixtures thereof.27. The multicomponent system as claimed in claim 26 , wherein said amino compound(s) (B1) has (have) a primary alkalinity ranging from 0.4 to 34 meq/g of amino compound.28. The multicomponent system as claimed in claim 26 , wherein the amino compound(s) (B1) comprise at least two methylene amine groups (—CH—NH).29. The multicomponent system as claimed in claim 26 , wherein the amino ...

Solvent-free-adhesive polyisocyanate composition, solvent-free adhesive, and method for producing multilayer film using the same

Provided is a solvent-free-adhesive polyisocyanate composition, containing, a polyisocyanate (A) and an aromatic vinyl-maleic anhydride copolymer (B), which is a copolymer of aromatic vinyl and maleic anhydride in which a molar ratio [aromatic vinyl/maleic anhydride] of the raw material monomers of the copolymer is 1.5/1 to 5/1. Further provided is a method for producing the polyisocyanate composition; a solvent-free adhesive containing, the solvent-free-adhesive polyisocyanate composition and a polyol (Y); and a multilayer film obtained by laminating a first base material film, a second base material film, and an adhesive layer between the base material films, in which the adhesive layer is formed of the solvent-free adhesive.

Polyurethane film for displays, and method for producing same

The present invention relates to a polyurethane film for displays, which has high dielectric constant and low modulus characteristics and a dielectric constant/elastic modulus value of 2 to 15 mm 2 /N, and a production method thereof.

SOLVENTLESS LAMINATING ADHESIVE FOR FLEXIBLE PACKAGING LAMINATIONS AND LAMINATED STRUCTURES MADE WITH THE ADHESIVE

Two-component solventless adhesive compositions for lamination applications and laminated structures, including flexible laminated packaging, comprising at least two substrates, including structures comprising reverse printed ink films and/or metallized films. The adhesive comprises a prepolymer having one or more oligomers with a relatively high molecular weight. 1. A two-component solventless adhesive comprising a prepolymer havinga) a first oligomer with a molecular weight of at least about 3,500 g/mole; andb) an isocyanate.2. The adhesive of wherein the oligomer is a polyol selected from the group consisting of polyoxypropylene glycol claim 1 , polyoxyethylene glycol claim 1 , copolymers of ethylene oxide and propylene oxide and polyester polyols.3. The adhesive of wherein the first oligomer is in an amount of at least about 20% by weight of the prepolymer.4. The adhesive of wherein the isocyanate is selected from the group consisting of hexamethylene diisocyanate claim 1 , toluene diisocyanate claim 1 , diphenylmethane diisocyanate claim 1 , allophonate modified diphenylmethane diisocyanate claim 1 , m-phenylene diisocyanate claim 1 , p-phenylene diisocyanate claim 1 , bitolylene diisocyanate claim 1 , cyclohexane diisocyanate claim 1 , bis-(isocyanatomethyl)cyclohexane claim 1 , dicyclohexylmethane diisocyanate claim 1 , dimer acid diisocyanate claim 1 , trimethyl hexamethylene diisocyanate claim 1 , lysine diisocyanate and its methyl ester claim 1 , isophorone diisocyanate claim 1 , methyl cyclohexane diisocyanate claim 1 , 1 claim 1 ,5-napthalene diisocyanate claim 1 , xylylene diisocyanate and methyl derivatives thereof claim 1 , xylene diisocyanate and methyl derivatives thereof claim 1 , polymethylene polyphenyl isocyanates claim 1 , chlorophenylene-2 claim 1 ,4-diisocyanate claim 1 , polyphenylene diisocyanates claim 1 , isophorone diisocyanate claim 1 , hydrogenated methylene diphenyl isocyanate claim 1 , tetramethyl xylene diisocyanate claim 1 , ...

Dual cure composite resins containing uretdione and unsaturated sites

The present invention provides a dual-cure composition containing multifunctional polyols, uretdiones, peroxide curable monomers containing unsaturation and crosslinking agents. The dual-cure composition may be used to form a high modulus material useful as the matrix in a prepreg material and in composites. The present invention also relates to methods for the production of the dual-cure composition, prepreg materials comprising the dual-cure composition and a fibrous support, and composites made from the prepreg material.

METHOD FOR PRODUCING TRANS-BIS(AMINOMETHYL)CYCLOHEXANE, METHOD FOR PRODUCING BIS(ISOCYANATOMETHYL)CYCLOHEXANE, BIS(ISOCYANATOMETHYL)CYCLOHEXANE, POLYISOCYANATE COMPOSITION, AND POLYURETHANE RESIN

A method for producing trans-bis(aminomethyl)cyclohexane includes a trans-isomerization step in which cis-dicyanocyclohexane is isomerized into trans-dicyanocyclohexane by heating dicyanocyclohexane containing cis-dicyanocyclohexane in the presence of a tar component produced by distillation of dicyanocyclohexane; and an aminomethylation step in which trans-dicyanocyclohexane produced by the trans-isomerization step is allowed to contact with hydrogen to produce trans-bis(aminomethyl)cyclohexane. 1. A method for producing trans-bis(aminomethyl)cyclohexane , the method including the steps of:a trans-isomerization step in which cis-dicyanocyclohexane is isomerized into trans-dicyanocyclohexane by heating dicyanocyclohexane containing cis-dicyanocyclohexane in the presence of a tar component produced by distillation of dicyanocyclohexane, andan aminomethylation step in which trans-dicyanocyclohexane produced by the trans-isomerization step is allowed to contact with hydrogen to produce trans-bis(aminomethyl)cyclohexane.2. The method for producing trans-bis(aminomethyl)cyclohexane according to claim 1 , wherein 2 to 30 parts by mass of the tar component is present relative to 100 parts by mass of the dicyanocyclohexane.3. The method for producing trans-bis(aminomethyl)cyclohexane according to claim 1 , wherein in the trans-isomerization step claim 1 ,dicyanocyclohexane is distilled using a distillation column,trans-dicyanocyclohexane is taken out from a column top of the distillation column, and the tar component is taken out from a column bottom of the distillation column, andthe tar component that is taken out is added to the dicyanocyclohexane.4. The method for producing trans-bis(aminomethyl)cyclohexane according to claim 3 ,wherein the distillation column hasa column top temperature of 140° C. or more and 220° C. or less,a column bottom temperature of 200° C. or more and 320° C. or less, andthe residence time at the column bottom is 1 hour or more and 50 hours or ...

TWO-COMPONENT COATING COMPOSITIONS FOR COATING FIBER-REINFORCED PLASTICS MATERIALS

The present disclosure relates to two-component coating material compositions including a paint base component A and a curing component B. The paint base component A includes one or more polyols A1 selected from the group of polyols containing ester groups and which possess a hydroxyl number of 300 to 500 mg KOH/g and have a hydroxyl group functionality of greater than 2. The curing component B includes one or more polyisocyanates B1 having on average 2.4 to 5 NCO groups. The two-component coating material composition possesses a solids content of at least 96 wt %, and the molar ratio of the NCO groups in the curing component B to the acidic hydrogen atoms in the paint base component A is from 1:1.15 to 1:0.95. The disclosure further relates to a method for coating fiber-reinforced plastics and to a method for producing coated fiber-reinforced plastics, and to coating fiber-reinforced plastics. 1. A two-component coating material composition which comprises a paint base component A and a curing component B , wherein the paint base component A comprises:i. one or more polyols A1 which are selected from the group of polyols containing ester groups and which possess a hydroxyl number of 300 to 500 mg KOH/g and have a hydroxyl group functionality of greater than 2; [{'br': None, 'sup': '1', 'sub': 'p', 'R—(OH)\u2003\u2003(I)'}, {'sup': 1', '1, 'in which Ris a p-valent branched, cyclic or linear, saturated or unsaturated, aliphatic hydrocarbon radical having 5 to 18 carbon atoms, the radical Roptionally comprising one or more tertiary amino groups, and p is 2 to 6;'}], 'ii. one or more aliphatic polyols A2 free from ether groups and ester groups, of the general formula (I)'} [{'br': None, 'sup': 2', '3, 'sub': r', 's, 'R—(C═O)—O-(AO)—R\u2003\u2003(II)'}, {'sup': 2', '3', '2, 'in which Ris a saturated or unsaturated, aliphatic hydrocarbon radical having 6 to 30 carbon atoms, Ris H, a radical PO(OH), or the optionally partially phosphated radical of a mono- or disaccharide ...

A coating system

The present invention relates to a peelable coating system, a coating method for applying the coating system, and use thereof, as well as a product coated with the coating system. The peelable coating composition comprises: a first composition comprising an aqueous polymer dispersion or a solvent-based polymer, the first composition being used to form a first coating; and a second composition that is a coating composition, the second composition being used to form a second coating.

Eyewear material, eyewear frame, and eyewear

The eyewear material is an eyewear material containing thermoplastic polyurethane. The eyewear material has a tan δ peak at both less than 0° C. and 0° C. or more and 70° C. or less observed in dynamic viscoelasticity measurement in tensile mode under the measurement conditions of a temperature increase speed of 5° C./min and a measurement frequency of 10 Hz.

Method for producing polyisocyanates of (cyclo)aliphatic diisocyanates which are flocculation-stable in solvents

The present invention relates to a new process for preparing polyisocyanates containing isocyanurate groups and being flocculation-stable in solvents from (cyclo)aliphatic diisocyanates.

Optically clear adhesive sheet, method for manufacturing optically clear adhesive sheet, laminate, and bonded structure

The present invention provides an optically clear adhesive sheet preventing whitening and delay bubbles during storage in a high-humidity environment using a heat-cured polyurethane that has excellent flexibility and is capable of giving a thick film. The optically clear adhesive sheet of the present invention contains a heat-cured polyurethane, the heat-cured polyurethane being a cured product of a thermosetting polyurethane composition containing a polyol component and a polyisocyanate component, the polyisocyanate component containing both a polyisocyanate having a hydrophilic unit and a polyisocyanate having no hydrophilic unit, the optically clear adhesive sheet showing a moisture absorption coefficient of 3600 ppm or lower after being subjected to a test in which the sheet is left in a high-temperature, high-humidity environment with a temperature of 85° C. and a humidity of 85% for three hours.

SCRATCH-RESISTANT TWO-COMPONENT POLYURETHANE COATINGS

The invention relates to coating agents that contain thioallophanates, containing silane groups, as cross-linking agents and to the use of said coating agents to produce coatings, in particular clear coats for automobile painting. 115.-. (canceled)17. The coating composition as claimed in claim 16 , characterized in that the polyisocyanate component A) comprises at least one thioallophanate containing silane groups claim 16 , of the formula (I) claim 16 , in which{'sup': 1', '2', '3, 'R, Rand Rare identical or different radicals and are each a saturated, linear or branched, aliphatic or cycloaliphatic radical having up to 6 carbon atoms, and optionally contain up to 3 oxygen atoms, and'}X is a linear or branched alkylene radical having 2 to 10 carbon atoms, and{'claim-ref': {'@idref': 'CLM-00016', 'claim 16'}, 'Y and n have the definition stated in .'}18. The coating composition as claimed in claim 16 , characterized in that the polyisocyanate component A) comprises at least one thioallophanate containing silane groups claim 16 , of the formula (I) claim 16 , in which{'sup': 1', '2', '3', '1', '2', '3, 'R, Rand Rare each alkyl radicals having up to 6 carbon atoms and/or alkoxy radicals which contain up to 3 oxygen atoms, with the proviso that at least one of the radicals R, Rand Ris such an alkoxy radical, and'}{'sub': 2', '2', '2, 'X is a propylene radical (—CH—CH—CH—),'}{'claim-ref': {'@idref': 'CLM-00016', 'claim 16'}, 'Y and n have the definition stated in .'}19. The coating composition as claimed in claim 16 , characterized in that the polyisocyanate component A) comprises at least one thioallophanate containing silane groups claim 16 , of the formula (I) claim 16 , in which{'sup': 1', '2', '3', '1', '2', '3, 'R, Rand Rare identical or different radicals and are each methyl, methoxy or ethoxy, with the proviso that at least one of the radicals R, Rand Ris a methoxy or ethoxy radical,'}{'sub': 2', '2', '2, 'X is a propylene radical (—CH—CH—CH—), and'}{'claim-ref ...

URETHANE ACRYLATES FOR CURABLE COATINGS

The invention relates to a urethane (meth)acrylate not comprising caprolactone, which is the product of reaction of A) a monoalcohol bearing from 1 to 5 (meth)acrylates, B) an allophanate-modified polyisocyanate, C) optionally, in the presence of a saturated polyol of functionality 2 to 3, D) optionally, in the presence of an unsaturated polyol with a hydroxyl functionality of 2 to 4, said polyol being Cto C, E) optionally, in the presence of a reactive diluent. 1. A urethane (meth)acrylate , comprising the product of reaction of:A) at least one monoalcohol bearing n (meth)acrylate groups with n ranging from 1 to 5,B) at least one allophanate-modified polyisocyanate, said polyisocyanate bearing at least one allophanate group in its structure and resulting from the reaction of an aromatic or aliphatic or cycloaliphatic initial polyisocyanate in excess with a monoalcohol, under conditions allowing the formation of allophanate by reaction of at least a second molecule of said initial polyisocyanate, with at least one formed urethane group,C) optionally, in the presence of at least one saturated polyol of functionality ranging from 2 to 3,{'sub': 3', '18, 'D) optionally, in the presence of an unsaturated polyol of functionality ranging from 2 to 4 of hydroxyl, optionally bearing at least one or two (meth)acrylate groups, said polyol being Cto C,'}E) optionally, in the presence of a reactive diluent, which is a diluent which is radically polymerizable with said urethane (meth)acrylate, wherein the urethane (meth)acrylate does not comprise caprolactone in its structure.2. The urethane (meth)acrylate as claimed in claim 1 , wherein said polyisocyanate B) is an allophanate-modified diisocyanate derived from a starting polyisocyanate from among: hexamethylene diisocyanate (HMDI) claim 1 , toluene diisocyanate (TDI) claim 1 , isophorone diisocyanate (IPDI) or the respective trimers thereof.3. The urethane acrylate as claimed in claim 1 , wherein said polyisocyanate B) has the ...

HIGH-RECOVERABILITY RESIN PARTICLES AND USE THEREOF

A high-recoverability resin particles having a mean particle size of 1 to 100 μm containing a crossdinked (meth)acrylic acid ester-based resin, wherein the high-recoverability resin particles have a recovery rate of 22% or greater, and a 30% compression strength of 1.5 to 5.0 kgf/mm. 111-. (canceled)12. A high-recoverability resin particles having a mean particle size of 1 to 100 μm containing a cross-linked (meth)acrylic acid ester-based resin , wherein the high-recoverability resin particles have a recovery rate of 22% or greater , and a 30% compression strength of 1.5 to 5.0 kgf/mm.13. The high-recoverability resin particles according to claim 12 , wherein the cross-linked (meth)acrylic acid ester-based resin contains a resin derived from a crosslinkable oligomer having two or more radical-polymerizable groups obtained by reacting (a) polyol claim 12 , (b) polyisocyanate and (c) (meth)acrylic acid esters having an OH group claim 12 , and a (meth)acrylic acid ester-based monofunctional monomer.14. The high-recoverability resin particles according to claim 13 , wherein the cross-linked (meth)acrylic acid ester-based resin shows Tg of 0 to 30° C. (determined from viscoelasticity) when the crosslinkable oligomer is cured alone.15. The high-recoverability resin particles according to claim 13 , wherein the cross-linked (meth)acrylic acid ester-based resin is a polymerization product of a monomer mixture obtained by polymerization of the monomer mixture containing 20 to 80 mass % of a (meth)acrylic acid ester-based monofunctional monomer and 80 to 20 mass % of a crosslinkable oligomer claim 13 , wherein the (meth)acrylic acid ester-based monofunctional monomer is a (meth)acrylic acid ester of an alcohol having 1 to 8 carbon atoms.16. The high-recoverability resin particles according to claim 13 , wherein the cross-linked (meth)acrylic acid ester-based resin contains of a resin formulation showing a hysteresis loss of 30% or less.17. The high-recoverability resin ...

TWO-COMPONENT COATING COMPOUNDS

Two-component coating compositions comprising 1. A two-component coating composition , comprising:a water-dispersible polyisocyanate component, anda polyacrylate component,wherein the water-dispersible polyisocyanate component, comprises:a polyisocyanate anda reaction product of at least one polyisocyanate with at least one compound having at least one hydrophilic, non-isocyanate-reactive group and at least one isocyanate-reactive group andwherein the polyacrylate component comprises:an aqueous polymer dispersion comprising a hydroxyl-functional poly(meth)acrylate with bimodal or polymodal particle size distribution.2. The two-component coating composition of claim 1 ,wherein a difference between weight-average diameters of smaller and larger particles is at least 50 nm in the bimodal or polymodal particle size distribution.3. The two-component coating composition of claim 1 ,wherein a weight-average diameter of smaller particles is in the range from 20 to 300 nm and a weight-average diameter of larger particles is in the range from 150 to 700 nm in the bimodal or polymodal particle size distribution.4. The two-component coating composition of claim 1 ,wherein a weight ratio between large particles and small particles is in the range from 40:60 to 85:15 in the bimodal or polymodal particle size distribution.5. The two-component coating composition of claim 1 ,wherein solids content of the aqueous polymer dispersion is in the range from 35 to 70 wt %, based on the total weight.6. The two-component coating composition of claim 1 ,wherein a molar ratio of isocyanate groups in the water-dispersible polyisocyanate component to hydroxyl groups in the polyacrylate component is in the range from 0.2:1 to 5:1.7. The two-component coating composition of claim 1 ,wherein the hydroxy-functional poly(meth)acrylate has an OH number of 15 to 250 mg KOH/g.8. A method for producing the two-component coating composition of claim 1 , the method comprising:mixing the polyisocyanate ...

NON-REACTIVE FLUORO COMPOUND AND PHOTOPOLYMER COMPOSITION COMPRISING THE SAME

A photopolymerizable composition including: a polymer matrix or a precursor thereof containing a reaction product of an acrylate-based polyol and a compound containing at least one isocyanate group; a photoreactive monomer; and a non-reactive fluoro compound and a photoinitiator; a hologram recording medium produced from the composition; an optical element including the hologram recording medium; and a method of recording a hologram using the photopolymerizable composition. 1. A non-reactive fluoro compound represented by the following Chemical Formula 1 and 2:{'br': None, 'sup': 1', '3', '4', '5', '6', '2, 'sub': '1', 'R-A-(CRR—O—CRR)n—B—R\u2003\u2003[Chemical Formula 1]'}{'br': None, 'sup': 1', '3', '4', '5', '6', '3', '4', '5', '6', '2, 'sub': 2', '3, 'R—(CRR—O—CRR)n—X—(CRR—O—CRR)n—R\u2003\u2003[Chemical Formula 2]'}wherein, in Chemical Formula 1 and 2,{'sup': 1', '2, 'Rand Rare terminal blocking groups that are the same as or different from each other, and are each independently an alkyl ester group having 1 to 10 carbon atoms or an alkyl ether group having 1 to 10 carbon atoms, wherein the alkyl ester group and the alkyl ether group are substituted or unsubstituted with a halogen atom,'}A and B are a single bond or an alkylene group having 1 to 5 carbon atoms,{'sup': 3', '6', '3', '6, 'Rto Rare the same as or different from each other, and are each independently hydrogen, a halogen atom, or an alkyl group having 1 to 5 carbon atoms, and at least one of Rto Ris a fluorine atom,'}{'sub': 1', '3, 'each nto nis an integer of 1 to 5, and'}X is an alkylene group having 1 to 10 carbon atoms or an alkyl ether group having 1 to 10 carbon atoms.2. The non-reactive fluoro compound of claim 1 , wherein the non-reactive fluoro compound has a refractive index of less than 1.45.3. The non-reactive fluoro compound of claim 1 , wherein the non-reactive fluoro compound has a molecular weight of about 300 or more.4. The non-reactive fluoro compound of claim 1 , wherein more than ...

Polyurethane resin

Disclosed is a polyurethane resin which is obtained by a reaction between a polyisocyanate component, which contains 1,4-bis(isocyanatomehyl)cyclohexane including not less than 80% by mole of trans isomers, and an active hydrogen compound component.

Method for the Preparation of Microcellular Polyurethane Elastomers

This invention relates to a method of preparing a microcellular polyurethane elastomer by reacting naphthalene diisocyanate with a polyol to prepare a prepolymer containing an isocyanate (NCO) group, followed by mixing the prepared polyurethane prepolymer with a plasticizer, water, an emulsifier and the like, and then foaming the prepolymer blend to prepare a polyurethane elastomer, wherein the emulsifier is a mixture of (a) a compound selected from the group consisting of 2,4-toluene diisocyanate, 2,6-toluene diisocyanate, 2,4-diphenylmethane diisocyanate, 4,4′-diphenylmethane diisocyanate, hexamethylene diisocyanate, 1,4′-cyclohexane diisocyanate and mixtures thereof, and (b) a C 2-10 hydrocarbon having a molecular weight of 500 or less with two to four hydroxyl groups, or mixtures thereof. The method of the invention can optimize the viscosity and properties of the prepolymer resulting from the reaction of naphthalene diisocyanate with a polyol, thus improving processability.

TWO-COMPONENT SYSTEM FOR ELASTIC COATINGS

The present invention relates to a two-component system comprising a component A) comprising at least one polymeric polyol which has an OH content of ≤4.5 wt %, based on the total solids content of the polymeric polyol, and a component B) comprising at least one polyisocyanate which has a number average isocyanate group functionality of ≥4.0 to ≤10.0, based on the total solids content of the polyisocyanate, a fraction of ≤25 wt %, based on the total solids content of the polyisocyanate, of oligomers containing isocyanate groups and having a number-average molecular weight of ≤780 g/mol, and an isocyanurate group fraction of ≥5 mol % to ≤70 mol %, based on the total amount of isocyanurate groups and allophanate groups in the polyisocyanate. The invention further relates to a method for producing a coating on a substrate, to the coating obtainable by this method, and to the coated substrate. 1. A two-component system comprisingcomponent A) comprising at least one polymeric polyol which has an OH content of ≤4.5 wt %, based on the total solids content of the polymeric polyol, and has a number average isocyanate group functionality of ≥4.0 to ≤10.0, based on the total solids content of the polyisocyanate,', 'a fraction of ≤25 wt %, based on the total solids content of the polyisocyanate, of oligomers containing isocyanate groups and having a number-average molecular weight of ≤780 g/mol, and', 'an isocyanurate group fraction of ≥5 mol % to ≤70 mol %, based on the total amount of isocyanurate groups and allophanate groups in the polyisocyanate., 'component B) comprising at least one polyisocyanate which'}2. The two-component system according to claim 1 , wherein that polyisocyanate comprises at least one oligomer which contains one or more isocyanurate groups and one or more allophanate groups claim 1 , which in each case are joined chemically to one another via an aliphatic claim 1 , cycloaliphatic or araliphatic group having a molecular weight of ≥56 to ≤316 g/mol.3. ...

Basecoat acid neutralization through inorganic salts

The present invention provides a system comprising an allophanate composition comprising a neutralized polyol, a polyuretdione resin, a tertiary amine catalyst, an additive package, and a reducer; and a neutralized basecoat comprising an inorganic salt and a pigment. The present invention further provides a method of making an allophanate system comprising combining a neutralized polyol with a polyuretdione resin in the presence of a tertiary amine catalyst, an additive package, and a reducer to produce an allophanate composition, and contacting the allophanate composition with a neutralized basecoat comprising an inorganic salt and a pigment. The system may be used to make coatings, adhesives, castings, composites, and sealants in which clear-coating on neutralized pigmented basecoats is much improved in comparison to coating on non-neutralized basecoats.

Self-healing surface protective film with an acrylate-functional topcoat

Disclosed is a composite film comprising a coating layer, a polymer film layer, and an adhesive layer, the coating layer being joined to one major surface of the polymer film layer, and the adhesive layer being joined to the opposite major surface of the polymer film layer, in such a way that the polymer film layer is embedded between the coating layer and the adhesive layer. Self-healing properties of the coating and elastic properties of the film act synergistically in such a way that the protective film exhibits a wear resistance which is achieved by neither coating nor film alone.

Two-component polyurethane adhesive for lamination

3) Process for preparing said film and use thereof in the manufacture of flexible packagings.

Laminate and method for producing same

The present invention provides a laminate obtained by arranging a composition to be in contact with a rubber, wherein the composition is prepared by blending a polythiol compound (A), an isocyanate group-containing compound (B) and a radical generator (C), and wherein the ratio of the total molar number of the isocyanate group contained in the isocyanate-containing compound (B) to the total molar number of the thiol group contained in the polythiol compound (A) (isocyanate group/thiol group) is from 0.2 to 0.78, and provides a method for producing the laminate. The present invention thus provides a laminate, in which the rubber layer is adhered using at least one of an adhesive or an adhesive sheet capable of strongly adhering a rubber member, especially a vulcanized rubber member, and provides a laminate adhering to a rubber article using at least one of a coating agent and a coating sheet.

POLYURETHANE COMPRISING FORMULATIONS WITH ISOCYANATE

A urethane group-containing reactive polyisocyanate composition is disclosed which contains not more than 1 wt % of monomeric starting di-isocyanate based on the total weight of said polyisocyanate composition, having an NCO value in the range 0.1-15%, and wherein said composition comprises urethane groups and allophanate groups and wherein the ratio of allophanate groups over urethane groups is between 0.05 and 100. 1. A urethane group-containing reactive polyisocyanate composition which contains not more than 1 wt % of monomeric starting di-isocyanate based on the total weight of said polyisocyanate composition , having an NCO value in the range 0.1-15% , and wherein said composition comprises urethane groups and allophanate groups and wherein the ratio of allophanate groups over urethane groups is between 0.05 and 100.2. The reactive polyisocyanate composition according to claim 1 , wherein the amount of monomeric starting di-isocyanate molecules is below 0.5 wt % claim 1 , based on the total weight of said polyisocyanate composition.3. The reactive polyisocyanate composition according to claim 1 , wherein the NCO value is in the range 0.8-2%.4. The reactive polyisocyanate composition according to claim 1 , wherein the ratio allophanate groups over urethane groups is larger than 0.1.5. A method to prepare the reactive polyisocyanate composition according claim 1 , said method comprising mixing at least following compounds:an allophanate based polyisocyanate intermediate prepolymer containing ≥0.1 wt % and ≤25 wt % of monomeric di-isocyanate compounds based on the total weight of said prepolymer and having an NCO value in the range 5-15%, andan isocyanate reactive composition containing isocyanate reactive compounds having a functionality between 1 and 10 and a molecular weight in the range 100-10000, andwherein the allophanate based polyisocyanate intermediate prepolymer is the reaction product of at least one polyisocyanate compound and an isocyanate reactive ...

Adhesive composition, adhesive layer, and adhesive sheet

Provided are an adhesive composition which can give high adhesive force to a wet surface and also ensures storage stability of a moisture-curable component, an adhesive layer made from the adhesive composition, and an adhesive sheet including the adhesive layer. An adhesive composition including a base polymer and a moisture-curable component, wherein the base polymer contains a polymer having a functional group that becomes a functional group capable of reacting with the moisture-curable component through a reaction with water, and the moisture-curable component is contained in an unreacted state.

ALKOXYSILANE-FUNCTIONALIZED ALLOPHANATES

The present invention relates to alkoxysilane-functionalized allophanates, to methods for production thereof, and to the use thereof. In particular, the alkoxysilane-functionalized allophanate includes the reaction product of A) at least one alkoxysilane group-containing monourethane A) of the formula 1 1. An alkoxysilane-functionalized allophanate comprising the reaction product of {'br': None, 'sub': n', '3-n, 'sup': 1', '2', '3, 'R(OR)Si—R—NH—(C═O)—OR\u2003\u2003formula 1,'}, 'A) at least one alkoxysilane group-containing monourethane A) of the formula 1'}{'sup': 1', '2', '3, 'where R, R, Rand Rare each independently hydrocarbyl radicals having 1-8 carbon atoms, which may be linear, branched or cyclic, or else may be integrated together to form a cyclic system, and n is 0-2,'}andB) at least one diisocyanate B),in a molar ratio of A) to B) of 3:1 to 1.5:1.2. An alkoxysilane-functionalized allophanate , obtained by reacting {'br': None, 'sub': n', '3-n, 'sup': 1', '2', '3, 'R(OR)Si—R—NH—(C═O)—OR\u2003\u2003formula 1,'}, 'A) at least one alkoxysilane group-containing monourethane A) of the formula 1'}{'sup': 1', '2', '3, 'where R, R, Rand Rare each independently hydrocarbyl radicals having 1-8 carbon atoms, which may be linear, branched or cyclic, or else may be integrated together to form a cyclic system, and n is 0-2,'}andB) at least one diisocyanate B),in a molar ratio of A) to B) of from 3:1 to 1.5:1,C) optionally in the presence of at least one catalyst C),andD) optional reaction of the residual amount of NCO groups of B) with an alcohol D).3. The alkoxysilane-functionalized allophanate according to claim 1 , wherein the molar ratio of A) to B) is from 2.5:1 to 1.8:1.4. The alkoxysilane-functionalized allophanate according to claim 1 , wherein R claim 1 , R claim 1 , Rand Rare at the same time or each independently methyl claim 1 , ethyl claim 1 , n-propyl claim 1 , isopropyl claim 1 , n-butyl claim 1 , sec-butyl or tert-butyl.5. The alkoxysilane-functionalized ...

Alkoxysilane- and allophanate-functionalized coating materials

An alkoxysilane-functionalized and allophanate-functionalized coating material including a) a binder component of 10-99 wt % of at least one reaction product of I. and II. wherein I includes A) at least one alkoxysilane-containing monourethane A) of the formula 1 R n (OR 1 ) 3-n Si—R 2 —NH—(C═O)—OR 3 wherein R, R 1 , R 2 and R 3 represent hydrocarbon radicals having 1-8 carbon atoms, and n represents 0-2, and B) at least one diisocyanate B), and II includes the subsequent reaction of C) with at least one diol and/or polyol C), in a ratio of NCO groups of reaction product I to OH groups of the diol and/or polyol II. C) of 1.0:1.5 to 1.0:0.6; b) 1-90 wt % of at least one further binder component distinct from a) a hydroxyl-containing or amino-containing binder component, c) 0-50 wt % of at least one polyisocyanate having an NCO functionality of at least 2, d) 0-5 wt % of at least one catalyst, wherein components a)-d) add up to 100 wt %.

BLOCKED POLYISOCYANATE COMPOSITION, ONE-COMPONENT COATING COMPOSITION, COATING FILM, AND COATED ARTICLE

The present invention provides a blocked polyisocyanate composition comprising a blocked polyisocyanate formed through blocking at least a part of isocyanate groups possessed by a polyisocyanate derived from one or two or more diisocyanates selected from the group consisting of an aliphatic diisocyanate and an alicyclic diisocyanate with an active methylene-based compound comprising a malonic acid diester, wherein a specific molar ratio calculated from contents (mol %) of isocyanurate groups, iminooxadiazinedione groups, uretdione groups, and allophanate groups is 0.05 or more and 0.60 or less. 2. The blocked polyisocyanate composition according to claim 1 , wherein the diisocyanates comprise hexamethylene diisocyanate.3. A one-component coating composition comprising the blocked polyisocyanate composition according to claim 1 , and a polyvalent active hydrogen compound.4. A coating film formed of the one-component coating composition according to .5. A coated article comprising the coating film according to .6. A method for producing a composite coating film claim 4 , the method comprising:{'claim-ref': {'@idref': 'CLM-00003', 'claim 3'}, 'coating with a first coating material solution comprising the one-component coating composition according to to form a first coating film; and'}coating the first coating film with a second coating material solution to form a second coating film.7. A composite coating film comprising a first coating film formed of the one-component coating composition according to claim 3 , and a second coating film on the first coating film. This is a divisional application of U.S. patent application Ser. No. 16/086,454, filed on Sep. 19, 2018 which is a U.S National stage of International Patent Application No. PCT/JP2017/008942, filed on Mar. 7, 2017 which claims priority to Japanese Patent Application No. 2016-065941, filed on Mar. 29, 2016. The disclosure of each of these applications is herein incorporated by reference in its entirety.The ...

ALKOXY-SILANE-MODIFIED POLYUREA COMPOUNDS BASED ON A MIXTURE OF DIALKOXY AND TRIALKOXY SILANES

The invention relates to a polyurea compound, which can be produced by reacting a polyisocyanate with a dialkoxy amino silane according to general formula R(RO)Si(CH)NHRand optionally also with a trialkoxy amino silane according to general formula (RO)Si(CH)NHRwherein the groups Rare selected independently from one another from C-C-alkyl or C-C-aryl, n and m are each whole numbers between 1 and 4, the groups Rare selected independently from one another from —H, C-CO-alkyl, C3-C12-cycloalkyl, and —CHRCHCOOR, the groups Rare selected independently from one another from H, C-C-alkyl and —COOR, and the groups Rrepresent C-C-alkyl independently from one another. The invention also relates to the use of the compound as a binder for producing coatings. 115.-. (canceled)16. A polyurea compound prepared via reaction of a polyisocyanate {'br': None, 'sup': 1', '1', '2, 'sub': 2', '2', 'm, 'R(RO)Si(CH)NHR\u2003\u2003(I)'}, 'with a dialkoxyaminosilane of general formula (I)'} {'br': None, 'sup': 1', '2, 'sub': 3', '2', 'n, '(RO)Si(CH)NHR\u2003\u2003(II)'}, 'and optionally additionally with a trialkoxyaminosilane of general formula (II)'}{'sup': '1', 'sub': 1', '20', '6', '20, 'where the radicals Rindependently of one another are selected from C-C-alkyl or C-C-aryl,'}n and m are each integers between 1 and 4,{'sup': 2', '3', '4, 'sub': 1', '20', '3', '12', '2, 'the radicals Rindependently of one another are selected from —H, C-C-alkyl, C-C-cycloalkyl, and —CHRCHCOOR,'}{'sup': 3', '4, 'sub': 1', '20, 'the radicals Rindependently of one another are selected from H, C-C-alkyl and —COOR, and'}{'sup': '4', 'sub': 1', '20, 'the radicals Rindependently of one another represent C-C-alkyl.'}17. The compound as claimed in a claim 16 , wherein the proportion of dialkoxyaminosilanes of general formula (I) claim 16 , based on the total molar amount of aminosilanes of general formulae (I) and (II) claim 16 , is 5 to 90 mol %.18. The compound as claimed in claim 16 , wherein the compound has a ...

Preparation of isocyanate-substituted allophanates and their use for the preparation of lacquers

Verfahren zur Herstellung von Isocyanatgruppen aufweisenden Allophanaten durch Umsetzung von Urethangruppen aufweisenden organischen Verbindungen mit organischen Polyisocyanaten mit aliphatisch und/oder cycloaliphatisch gebundenen Isocyanatgruppen, in Gegenwart von starken, mit aliphatischen bzw. cycloaliphatischen Isocyanaten ein gemischtes Carbamidsäureanhydrid bildenden Säuren durchführt. Die Allophanatpolyisocyanate können zur Herstellung Polyurethan-Schaumstoffen, Elastomere, Duromeren, Beschichtungen, Verklebungen und Lackierungen eingesetzt werden. Process for the preparation of allophanates containing isocyanate groups by reacting organic compounds containing urethane groups with organic polyisocyanates with aliphatically and / or cycloaliphatically bonded isocyanate groups, in the presence of strong acids which form a mixed carbamic acid anhydride with aliphatic or cycloaliphatic isocyanates. The allophanate polyisocyanates can be used for the production of polyurethane foams, elastomers, thermosets, coatings, bonds and paints.

Process for the preparation of light stable polyisocyanates containing allophanate groups

Herstellung von neuen strahlenhärtenden bindemitteln

Allophanate-groups containing polyisocyanates

Low vicosity, ethylenically unsaturated polyurethanes containing allophanate groups

Process for the preparation of low-viscosity allophanates with actinically curable groups

Die vorliegende Erfindung betrifft ein Verfahren zur Herstellung von niedrigviskosen Umsetzungsprodukten von Polyisocyanaten, die aktivierte unter Einwirkung aktinischer Strahlung mit ethylenisch ungesättigten Verbindungen unter Polymerisation reagierende Gruppen enthalten. The present invention relates to a process for the preparation of low-viscosity reaction products of polyisocyanates containing activated under polymerization of actinic radiation with ethylenically unsaturated compounds under polymerization.

Procédé de preparation d'allophanates possédant une faible viscosité et des groupes durcissables sous rayonnement actinique

Preparation of radiation hardening allophanate (I) comprises reacting isocyanate group containing compounds (II), hydroxyl functional compounds (III) and optionally further compounds (IV) with NCO reactive groups in presence of a allophanating catalyst, where the proportion of NCO groups of (II) to the OH groups of (III) and optionally (IV) is 1.45:1 to 1.1:1. Preparation of radiation hardening allophanate (I) (having 0.5 wt.% of monomer residue and less than 1 wt.% of isocyanate (NCO) content) comprises reacting NCO group containing compounds (II), hydroxyl functional compounds (III) (which exhibits reacting groups (radiate-hardening groups) developed under the effect of actinic radiation with ethylenic unsaturated compounds polymerization) and optionally further compounds (IV) with NCO reactive groups optionally in presence of catalyst: urethanes containing NCO group, which are formed with radiation hardening groups and subsequently added without other isocyanate group containing compounds and in presence of a allophanating catalyst, where the proportion of NCO groups of (II) to the OH groups of (III) and optionally (IV) is 1.45:1 to 1.1:1. Independent claims are also included for: (1) a radiation hardening allophanate (I) obtained by the method; (2) coating agents (V) comprising: one or more (I); optionally one or more polyisocyanates (having free or blocked isocyanate groups), which are free from reaction groups (developed under effect of actinic radiation with ethylenic unsaturated compounds under polymerization); optionally other compounds, which are different from (I) (which exhibit reacting groups and free or blocked NCO groups (optionally under actinizing radiation effect with ethylenic unsaturated compounds under polymerization)), optionally one or more compounds containing active hydrogen (reacting with isocyanates), initiators, optionally solvents, auxiliary materials and additives; and (3) substrates coated with the coatings obtained using (I).

Process for the preparation of low-viscosity allophanates with actinically curable groups

Die vorliegende Erfindung betrifft ein Verfahren zur Herstellung von niedrigviskosen Umsetzungsprodukten von Polyisocyanaten, die aktivierte, unter Einwirkung aktinischer Strahlung unter Polymerisation reagierende, ethylenisch ungesättigte Gruppen enthalten. The present invention relates to a process for the preparation of low-viscosity reaction products of polyisocyanates containing activated ethylenically unsaturated groups reacting under the influence of actinic radiation under polymerization.

Lightfast polyisocyanate with good solvability in non polar solvents

(Cyclo)aliphatic di-isocyanate-based polyisocyanate mixtures with alkoxy groups, in which the alkoxy groups are a component of an allophanate group and possibly a urethane group, with more than 50 mol% of the alkoxy groups in allophanate groups and linked via the allophanate group with at least 2 polyisocyanate molecules made up of at least 2 di-isocyanates. Polyisocyanate mixtures based on aliphatic and/or cycloaliphatic di-isocyanates, with an average isocyanate functionality (AIF) of at least 2, an NCO group content of 4.0-28.0 wt% and a 1-36C alkoxy group content of 2.0-37.5 wt%, in which the alkoxy groups are components of an allophanate group and possibly a urethane group, with more than 50 mol% of the alkoxy groups forming components of allophanate groups and linked via the allophanate group with at least two polyisocyanate molecules, each of which is made up of at least two di-isocyanates. Independent claims are also included for: (1) similar polyisocyanate mixtures with an AIF of 2.3-9.9, an NCO group content of 5.0-24.0 wt% and a 1-36C alkoxy group content of 3.0-29.0 wt%; and (2) a process for the production of these mixtures by reacting (A) a polyisocyanate component with an AIF of 2.0-5.0, a (cyclo)aliphatic NCO group content of 8.0-27.0 wt% and a monomeric di-isocyanate content of less than 1 wt% with (B) 1-36C alcohols at an NCO/OH equivalent ratio of (1.9:1)-(80:1) so that more than 50% of the initially-formed urethane groups undergo further reaction to allophanate groups.

Prepolymer-Based Polyurethane Formulations For The Production Of Holographic Films

The present invention relates to a novel holographic photopolymer based on prepolymer-based polyurethane compositions, the preparation of said photopolymer and its use for a very wide range of optical applications.

Polyurethane prepolymer-based compositions based for production of holographic media

FIELD: chemistry. SUBSTANCE: claimed invention relates to polyurethane composition for production of holographic media. Composition contains: (A) polyisocyanate component, which contains at least one polyurethane prepolymer with terminal NCO-groups exclusively on base of oligomeric or polymeric dysfunctional compounds, reaction-able with respect to isocyanates, with average molecular weights from 200 to 10000 g/mole, in which NCO-groups are bound with primary residues, (B) polymers, reaction-able with respect to isocyanates, (C) compounds, which contain groups, which when exposed to actinic irradiation react with ethylene-unsaturated compounds with polymerisation (radiation - solidified groups), and themselves do not contain NCO-groups, (D) stabilisers of radicals and (E) photoinitiators, with compounds, applied in component C), having refractive index n D   20 >1.55. Also described are: method of producing medium of recording of visual holograms, application of such medium and method of hologram recording. EFFECT: obtaining novel polyurethane composition, in which good compatibility of polymeric matrix with recording monomer and other components, contained in composition is ensured, which leads to improvement of hologram brightness. 12 cl, 2 dwg, 7 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК C08G 18/10 C08G 18/32 C08G 18/48 C08G 18/66 C08G 18/67 C08G 18/78 ФЕДЕРАЛЬНАЯ СЛУЖБА C08L 75/04 ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ G03F 7/00 G11B 7/245 (12) ОПИСАНИЕ (21)(22) Заявка: (13) 2 515 549 C2 (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) ИЗОБРЕТЕНИЯ К ПАТЕНТУ 2011116997/04, 24.09.2009 (24) Дата начала отсчета срока действия патента: 24.09.2009 01.10.2008 EP 08017273.7 R U Приоритет(ы): (30) Конвенционный приоритет: (72) Автор(ы): ВАЙЗЕР Марк Штефан (DE), РЕЛЛЕ Томас (DE), БРУДЕР Фридрих-Карл (DE), ФЭККЕ Томас (DE), ХЕНЕЛЬ Деннис (DE), ДЕРР Зебастиан (DE), ШТЁККЕЛЬ Николас (DE) (43) Дата публикации заявки: 10.11.2012 Бюл. ...

Production of novel radiation-hardening binding agents

본 발명은 화학선적 방사선의 작용 하에 에틸렌계 불포화 화합물과 임의로 이소시아네이트-반응성기의 중합과 함께 반응하는 기를 포함하는 신규한 결합제를 제조하는 방법에 관한 것이다. 본 발명은 또한 코팅 물질 중에서의 상기 결합제의 용도에 관한 것이다. The present invention relates to a process for producing novel binders comprising groups which react with the polymerization of ethylenically unsaturated compounds and optionally isocyanate-reactive groups under the action of actinic radiation. The invention also relates to the use of said binder in coating materials. 이소시아네이트, 에틸렌계 불포화 화합물, 결합제, 중합 Isocyanates, ethylenically unsaturated compounds, binders, polymerization

水分散性聚异氰酸酯

本发明涉及特别用于双组分聚氨酯涂料的改进的水分散性聚异氰酸酯。

알로파네이트기를 함유하는 폴리이소시아네이트

본 발명은 i) 우레탄기를 갖지만 수산기와 이소시아네트기를 실질적으로 갖지 아니하며, ⅱ) 분자당 적어도 평균 2이상의 우레탄기를 갖고, ⅲ)유기 이소시아네트 a1)과 유기 수산기 화합물 a2)를 반응시켜 제조되고, ⅳ) 최대 2,500의 평균 분자량을 갖는 화합물 a)와, 우레탄기를 기준으로 할 때 과량인, 증류가능한 유기 폴리이소시아네이트 b)를 반응시켜 알로파네이트기를 함유하는 폴리이소시아네이트를 형성시키고, 뒤이어 잉여량의 미반응 성분 b)를 잔여량이 0.5중량% 이하로 되도록 증류시켜 제거하는 것으로 이루어지며, 단, 폴리이소시아네이트 a1)과 폴리이소시아네이트 b)는 서로 상이한 것인, 알로파네이트기를 함유하는 폴리이소시아네이트 제조 방법에 관한 것이다. 본 발명은 또한 이 방법으로 얻어진 제품과 이들의 피복 조성물에서의 결합제 또는 결합제 성분으로서의 용도에 관한 것이다.

우레티디온 그룹과 알로파네이트 그룹을 포함하는 폴리이소시아네이트(Polyi-socyanates containing uretidione and allophanate groups)

i) 이소시아네이트 작용가가 2.8 내지 6.5이고, ⅱ) NCO 함량이 10 내지 47중량%이며, ⅲ) 점도가 100cP미만이고, ⅳ) 모노우레티디온 그룹과 모노알로파네이트 그룹이 존재함(여기서, 모노우레티디온 그룹 대 모노알로파네이트 그룹의 몰 비는 약 20 : 1 내지 1 : 5이다)을 특징으로 하는, 모노알로파네이트와 모노우레티디온을 함유하는 액체 폴리이소시아네이트 조성물이 본원에 기재되어 있다. 또한, 선택적으로는 1성분 또는 2성분 도료 조성물에서 차단된 형태로의 상기 조성물의 용도 뿐만 아니라 이의 제조방법도 기재되어 있다.

聚氨酯水分散体在印刷油墨中的用途和相应的印刷方法

本发明涉及包含被聚氨酯(A)至少部分包封的颜料(B)以及至少一种阻聚剂(C)的水分散体在印刷油墨中的用途，其中所述聚氨酯(A)可通过使(a)15-70重量％每分子包含平均1-10个脲基甲酸酯基团和平均1-10个C-C双键的二-或多异氰酸酯和任选(b)0-60重量％其他二-或多异氰酸酯与(c)5-50重量％具有至少两个能与异氰酸酯反应的基团的化合物反应而得到，其中重量百分数基于整个聚氨酯(A)。

通过自由基聚合可固化的水性粉末分散体、其制备和用途

本发明涉及自由基聚合可固化的水性的、结构上粘稠的基本上或完全不含挥发性有机化合物的粉末分散体，包含固体和/或高度粘稠的颗粒(A)作为其分散相，所述颗粒(A)在存储和应用条件下尺寸稳定以及通过光子相关光谱法测定的z－中值平均粒度为80－750nm。所述颗粒(A)包含以(A)计50－100wt％的至少一种可自由基交联的粘结剂(A1)，其玻璃化转变温度为－70至+50℃，烯键式不饱和双键含量为2－10eq/kg以及酸基含量为0.05－15eq/kg。本发明还涉及该粉末分散体的制备方法及其用途。

Solventless laminating adhesive and method for producing composite film

Allophanate-modified stabilizers and the polymer polyols prepared from these stabilizers

This invention relates to novel ethylenically unsaturated macromers, preformed stabilizers prepared from these novel macromers, polymer polyols prepared from either the novel ethylenically unsaturated macromers or the preformed stabilizers, and to processes for the preparation of these compositions.

화학선 경화성 기를 함유하는 저점도 알로파네이트의 제조 방법

본 발명은 화학선에 노출시킬 때 에틸렌계 불포화 화합물과 중합 반응을 하는 활성화된 기를 함유하는 폴리이소시아네이트의 저점도 반응 생성물의 제조 방법에 관한 것이다. 방사선 경화, 저점도 알로파네이트, 히드록시에틸 아크릴레이트, 히드록시프로필 아크릴레이트, 코팅 조성물

Двухкомпонентные покрывные составы

РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2018 114 713 A (51) МПК C08G 18/62 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2018114713, 19.09.2016 (71) Заявитель(и): БАСФ СЕ (DE) Приоритет(ы): (30) Конвенционный приоритет: 23.09.2015 EP 15186524.3 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 23.04.2018 R U (43) Дата публикации заявки: 25.10.2019 Бюл. № 30 (72) Автор(ы): РОЛЛЕР Зебастиан (DE), ТРОМСДОРФ Ульрих (DE), АЛ-ХЕЛЛАНИ Раби (DE), ЛУКАС Фредерик (DE), КИРШ Штефан (DE) (86) Заявка PCT: (87) Публикация заявки PCT: WO 2017/050667 (30.03.2017) A Адрес для переписки: 105064, Москва, а/я 88, ООО "Патентные поверенные Квашнин, Сапельников и партнеры" R U (57) Формула изобретения 1. Двухкомпонентные покрывные составы, содержащие вододисперги-руемый полиизоцианатный компонент, который включает: a) по меньшей мере один полиизоцианат и b) по меньшей мере один продукт взаимодействия по меньшей мере одного полиизоцианата b1) с соединением b2) по меньшей мере с одной гидрофильной, не реакционноспособной по отношению к изоцианату группой (группой А) и по меньшей мере одной реакционноспособной по отношению к изоцианату группой (группой В), а также полиакрилатный компонент, содержащий водную полимерную дисперсию с) по меньшей мере одного гидроксифункционального поли(мет)акрилата с бимодальным или более высокомодальным распределением частиц по размерам. 2. Двухкомпонентные покрывные составы по п. 1, причем бимодальное или более высокомодальное распределение частиц по размерам отличается тем, что разница между значениями средневесового диаметра более мелких и более крупных части составляет по меньшей мере 50 нм. 3. Двухкомпонентные покрывные составы по п. 1, причем бимодальное или более высокомодальное распределение частиц по размерам отличается тем, что средневесовой диаметр более мелких частиц составляет от 20 до 300 нм, в то время как средневесовой диаметр более крупных частиц составляет от 150 до 700 ...

Polyurethane composition and its application for obtaining holographic media

FIELD: chemistry. SUBSTANCE: claimed invention relates to polyurethane composition for obtaining holographic media. Claimed composition includes: A) polyisocyanate component; B) isocyanate-reactionable component, which includes, at least, 50 wt % calculated per the total mixtute of B) polyetherpolyols B1) with number average molecular weights higher than 1000 g/mol, which have refraction index n D   20 <1.55 and contain one or several oxyalkyl links of formulae (I)-(III): -CH 2 -CH 2 -O- (I), -CH 2 -CH(R)-O- (II), -CH 2 -CH 2 -CH 2 O- (III), with R being alkyl or aryl residue, which can be substituted or broken with heteroatoms; C) compounds, which have refraction index n D   20 >1.55 and contain groups, under action of actinic radiation reacting with ethylene-unsaturated compounds with polymerisation (radiation-solidified groups), and do not contain NCO-groups themselves; D) radical stabilisers; E) photoinitiators; F) catalysts if necessary; G) auxiliary substances and additives if necessary. Also described are: method of obtaining media for recording visual holograms, medium for recording visual holograms, application of such medium and method of hologram recording. EFFECT: obtaining polyurethane composition, providing better contrast ratio and improved hologram brightness without impairing compatibility of matrix polymer and recording monomer. 11 cl, 2 dwg, 7 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК C08G 18/10 C08G 18/32 C08G 18/48 C08G 18/67 C08G 18/78 C08L 75/04 ФЕДЕРАЛЬНАЯ СЛУЖБА G03F 7/00 ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ G11B 7/245 (12) СКОРРЕКТИРОВАННОЕ (13) 2 518 125 C9 (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ Примечание: библиография отражает состояние при переиздании (21)(22) Заявка: 2009136172/04, 30.09.2009 (24) Дата начала отсчета срока действия патента: 30.09.2009 01.10.2008 EP 08017277.8 (43) Дата публикации заявки: 10.04.2011 Бюл. № 10 (73) Патентообладатель(и): БАЙЕР ...

Polyurethane composition and its application for obtaining holographic media

FIELD: chemistry. SUBSTANCE: claimed invention relates to polyurethane composition for obtaining holographic media. Claimed composition includes: A) polyisocyanate component; B) isocyanate-reactionable component, which includes, at least, 50 wt % calculated per the total mixtute of B) polyetherpolyols B1) with number average molecular weights higher than 1000 g/mol, which have refraction index n D   20 <1.55 and contain one or several oxyalkyl links of formulae (I)-(III): -CH 2 -CH 2 -O- (I), -CH 2 -CH(R)-O- (II), -CH 2 -CH 2 -CH 2 O- (III), with R being alkyl or aryl residue, which can be substituted or broken with heteroatoms; C) compounds, which have refraction index n D   20 >1.55 and contain groups, under action of actinic radiation reacting with ethylene-unsaturated compounds with polymerisation (radiation-solidified groups), and do not contain NCO-groups themselves; D) radical stabilisers; E) photoinitiators; F) catalysts if necessary; G) auxiliary substances and additives if necessary. Also described are: method of obtaining media for recording visual holograms, medium for recording visual holograms, application of such medium and method of hologram recording. EFFECT: obtaining polyurethane composition, providing better contrast ratio and improved hologram brightness without impairing compatibility of matrix polymer and recording monomer. 11 cl, 2 dwg, 7 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК C08G 18/10 C08G 18/32 C08G 18/48 C08G 18/67 C08G 18/78 C08L 75/04 ФЕДЕРАЛЬНАЯ СЛУЖБА G03F 7/00 ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ G11B 7/245 (12) ОПИСАНИЕ (21)(22) Заявка: (13) 2 518 125 C2 (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) ИЗОБРЕТЕНИЯ К ПАТЕНТУ 2009136172/04, 30.09.2009 (24) Дата начала отсчета срока действия патента: 30.09.2009 01.10.2008 EP 08017277.8 (43) Дата публикации заявки: 10.04.2011 Бюл. № 10 (73) Патентообладатель(и): БАЙЕР МАТИРИАЛЬСАЙЕНС АГ (DE) R U Приоритет(ы): (30) Конвенционный приоритет: (72) ...

Low viscosity allophanate containing actinic radiation curable groups

Photopolymer composition and use thereof to produce holographic media

FIELD: physics, optics. SUBSTANCE: present invention relates to a photopolymer composition for producing holographic media, which contains three-dimensionally cross-linked organic polymers (A) or precursors thereof as a matrix, and compounds (B), which contain groups which, when exposed to actinic radiation, react with unsaturated compounds with ethylene fragments to form polymers (radiation-curable groups), and which are dissolved in said matrix or are located therein in a distributed state, as well as a component (C) which is at least one photoinitiator, wherein density of the polymeric cross-linking of the organic polymer, expressed through average molecular weight M S of two segments connected by polymer bridges, is a value ranging from 2685 g/mol to 55000 g/mol. The invention also describes a medium which is suitable for recording visual holograms, use of said medium and a method for exposure thereof. EFFECT: producing photopolymer compositions for use as holographic media, which can be produced without subsequent thermal or wet chemical treatment, and use of which enables to obtain holograms which are colourless after exposure, with high diffraction efficiency and high brightness. 13 cl, 3 dwg, 4 tbl РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) СКОРРЕКТИРОВАННОЕ RU (11) (51) МПК C08G 18/67 C08G 18/77 C08G 18/48 C08L 75/04 G03F 7/00 G03F 7/028 G11B 7/245 (13) 2 515 991 C9 (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) (2006.01) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ Примечание: библиография отражает состояние при переиздании (21)(22) Заявка: 2009136169/04, 30.09.2009 (24) Дата начала отсчета срока действия патента: 30.09.2009 01.10.2008 EP 08017276.0 (43) Дата публикации заявки: 10.04.2011 Бюл. № 10 (73) Патентообладатель(и): БАЙЕР МАТИРИАЛЬСАЙЕНС АГ (DE) (15) Информация о коррекции: Версия коррекции №1 (W1 C2) (48) Коррекция опубликована: 20.02.2015 Бюл. № 05 2 5 1 5 9 9 1 R U 2007101743 A, 19.04.2007. WO 03/102959 ...

Photopolymer formulations with low interlacing density

A photopolymer formulation comprises a three-dimensionally crosslinked organic polymer or its precursors as a matrix; a compound comprising groups that react with ethylenically unsaturated compounds via polymerization under the action of actinic radiation and is present in solution or dispersion in the matrix; and photoinitiator(s). The network density of the three-dimensionally crosslinked organic polymer which is expressed as average molecular weight of the segments bridging two polymer strands is >= 2685 g/mol. An independent claim is included for exposing a medium comprising selectively polymerizing writing monomers with actinic radiation.

Photopolymer formulations having a low crosslinking density

The invention relates to photopolymer formulations based on a polymeric network as a matrix and at least one photopolymerizable monomer dissolved therein and to a method for the production of holographic media from such photopolymers and to the use thereof.

Photopolymer formulations having a low crosslinking density

The invention relates to photopolymer formulations based on a polymeric network as a matrix and at least one photopolymerizable monomer dissolved therein and to a method for the production of holographic media from such photopolymers and to the use thereof.

Low-viscosity allophanates having actinically hardenable groups

본 발명은, 화학선의 영향 하에 에틸렌계 불포화 화합물과 중합하며 반응하는 활성화기를 함유하는 폴리이소시아네이트의 저비점 전환물, 이들 전환물의 제조 방법 및 코팅제에서의 이들의 용도에 관한 것이다. The present invention relates to low boiling point conversions of polyisocyanates containing activators which polymerize and react with ethylenically unsaturated compounds under the influence of actinic radiation, methods for preparing these conversions and their use in coatings. 에틸렌계 불포화 화합물, 폴리이소시아네이트, 저비점 알로파네이트 Ethylenically unsaturated compounds, polyisocyanates, low boiling allophanates

新型辐射固化粘合剂的制备

本发明涉及新型粘合剂的制备方法，该粘合剂包含在暴露于光化辐射下能与烯键式不饱和化合物发生聚合反应的基团，还任选含有对异氰酸酯呈活性的基团，还涉及该粘合剂在涂料组合物中的应用。

Polarizing plate and optical display apparatus comprising the same

편광필름, 제1점착층, 제1광학보상층, 제2점착층 및 제2광학보상층이 순차적으로 적층되는 편광판이고, 상기 편광판에 대하여 상기 제2광학보상층 면에서 25℃에서 마이크로 인덴터로 측정된 탄성 모듈러스가 100MPa 이상 1000MPa 이하인 편광판 및 이를 포함하는 광학표시장치가 제공된다. Wherein the first optical compensation layer, the second adhesive layer, and the second optical compensation layer are sequentially laminated on the polarizing plate, the polarizing plate, the first adhesive layer, the first adhesive layer, the second adhesive layer, Is not less than 100 MPa and not more than 1000 MPa, and an optical display device including the polarizer.

Polyisocyanates containing uretdione groups and allophanate groups

(57)【要約】 本発明は、液状のモノアロファナート含有、モノウレチジオン含有ポリイソシアネート組成物であって、ｉ）２．８〜６．５のイソシアネート官能性、ｉｉ）１０重量％〜４７重量％のＮＣＯ含有量、ｉｉｉ）１０００ｃｐよりも低い粘度、およびｉｖ）約２０：１〜約１：５の上記モノウレチジオン基対上記モノアロファナート基モル比でのモノウレチジオン基およびモノアロファナート基の存在を特徴とするポリイソシアネート組成物に関する。本発明はまた、上記組成物の製造方法、およびまたこれらの組成物を、場合によりブロックされた形態で、一成分系または二成分系コーティング組成物で使用することに関する。

Polyisocyanates containing allophanate groups

本发明涉及新的以异佛尔酮二异氰酸酯为基础的含脲基甲酸酯基团的多异氰酸酯，以及它们的用途。

Photopolymer formulations having a low crosslinking density

본 발명은 매트릭스로서의 중합체 네트워크 및 그 중에 용해된 1종 이상의 광중합성 단량체를 기재로 하는 광중합체 배합물 및 상기 광중합체로부터 홀로그래피 매체의 제조 방법 및 그의 용도에 관한 것이다. The present invention relates to a photopolymer blend based on a polymer network as a matrix and one or more photopolymerizable monomers dissolved therein, and to a process for producing a holographic medium from the photopolymer and its use. 중합체 네트워크, 기록 단량체, 가교 밀도, 광중합체 배합물, 홀로그래피 매체 Polymer networks, recording monomers, crosslinking densities, photopolymer blends, holographic media

Method for producing low viscosity allophanates with actinically hardenable groups

本发明涉及含有可光化固化基团的低粘度脲基甲酸酯的制备方法。本发明涉及多异氰酸酯的低粘度反应产物的制备方法，所述多异氰酸酯含有当暴露于光化辐射时通过聚合反应的活化烯属不饱和基团。

Hardener for paint based on polyurethane and the method of applying it

1. Способ нанесения сырого покрытия на подложку, в котором наносят по меньшей мере одну краску основного покрытия на водной основе без ее отверждения сшивкой, далее на основное покрытие наносят краску прозрачного покрытия, включающую отвердитель и смолу, содержащую активный водород, затем основное покрытие и прозрачное покрытие одновременно отверждают сшивкой, отличающийся тем, что краска прозрачного покрытия представляет собой двухкомпонентную полиуретановую краску с молярным соотношением от 0,9 до 2,0 в NCO/H (активный водород), при этом(1) отвердитель включает продукт взаимодействия (i) производного 1,6-гексаметилендиизоцианата, включающего тример и фактически не включающего диизоцианатный мономер, и (ii) соединения, содержащего как активный водород, так и гидрофильную группу; и(2) вязкость отвердителя, когда он не разбавлен никаким органическим растворителем, составляет не более чем 1000 МПа·с/23°C.2. Способ нанесения по п. 1, в котором соединение, содержащее как активный водород, так и гидрофильную группу, представляет собой соединение, содержащее группу, включающую активный водород, и сульфогруппу, представленную формулой (I), при этом сульфогруппу в отвердителе нейтрализуют третичным амином, а формула (I) имеет видX-R-SOH,где X представляет собой аминогруппу, алкиламиногруппу, циклоалкиламиногруппу или гидроксильную группу, R представляет собой алифатическую и/или алициклическую углеводородную группу.3. Способ нанесения по п. 2, в котором соединение, представленное формулой (I), представляет собой 2-(циклогексиламино)-этансульфоновую кислоту и/или 3-(циклогексиламино)-пропансульфоновую кислоту.4. Способ нанесения по п. 1, отличающийся тем, что краска основного покрытия РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (51) МПК B05D 7/00 (13) 2015 103 989 A (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ЗАЯВКА НА ИЗОБРЕТЕНИЕ (21)(22) Заявка: 2015103989, 03.07.2013 (71) Заявитель(и): БАЙЕР МАТИРИАЛЬСАЙЕНС АГ (DE) Приоритет(ы): (30) Конвенционный приоритет: ...

Polyaspartic coating composition, coating film, and coating article

A polyaspartic coating composition is provided, containing:(A) an aspartic acid ester compound; and(B2) a polyisocyanate composition comprising a triisocyanate compound (b1),wherein a content of the triisocyanate compound (b1), relative to a total mass of the polyisocyanate composition (B2), is 20% by mass to 100% by mass.Further, a coating film formed by the polyaspartic coating composition and a coating article comprising the coating film are provided.

Block polyisocyanate composition and coating composition containing same

本发明提供一种含有以式（I）表示的至少1种封闭多异氰酸酯的封闭多异氰酸酯组合物。R-（A） x （B） y （I）（式中，R是选自脂肪族多异氰酸酯、脂环族多异氰酸酯、和芳香族多异氰酸酯中的1种或2种以上所形成的多异氰酸酯去除异氰酸酯基的残基，与含有A和B的取代基结合，A为以下的式（II）所示的1种或2种以上的酮体或其烯醇异构体群，B为式（III）所示的1种或2种以上的结构单元，x和y的总和为2.0～20，且x不为0）。

Cathodic electrocoat composition

An electrocoat coating composition comprising an electrodepositable resin that has functionality reactive with isocyanate and a curing agent having at least one allophanate groups is described. The invention also provides a method of applying the composition of the invention to a substrate and curing the applied coating.

Process for synthesis of allophanate compounds and compositions including the product thereof

The invention provides a process for preparing an allophanate-containing compound in the presence of a metal catalyst and a tertiary amine. In a preferred process, the tertiary amine compound also has a hydroxyl group. The hydroxyl group can react with the isocyanate functionality. Also disclosed is a process in which an allophanate-containing compound is prepared with copper acetate monohydrate as a catalyst. The allophanate-containing compound is used as a curing agent in coating compositions, particularly electrocoat coating compositions. The coating compositions are used to coat articles.

Coating compositions containing aldimines and polyisocyanates

The present invention is directed to coating compositions which have long pot lives and may be rapidly cured under ambient conditions wherein the binder contains a) a polyisocyanate component containing i) 5 to 100% by weight of a monoallophanate and ii) 0 to 95% by weight of another polyisocyanate adduct, and b) an aldimine based on the reaction product of diamino dicyclohexyl methane with an aldehyde corresponding to the formula: O=CHCH(R.sub.1)(R.sub.2) wherein R 1 and R 2 may be the same or different and represent optionally substituted hydrocarbon radicals, or R 1 and R 2 together with the β-carbon atom form a cycloaliphatic or heterocyclic ring.

Radiation curable resin composition and optical fiber made by using thereof

본 발명은 광중합형 수지 조성물 및 이를 이용하여 형성된 외부 코팅막을 가지는 광섬유에 관한 것으로서, 보다 상세하게는 다관능 우레탄아크릴레이트 올리고머를 포함하여 자외선 경화 후 필름이 고온 침수 후에 수축율와 팽창율이 낮아 침수 전과 후의 코팅제의 인장강도, 접착력 및 광섬유의 strip force 비율이 최소화된 광중합형 수지 조성물 및 이를 이용한 광섬유에 관한 것이다. The present invention relates to an optical fiber having a photopolymerizable resin composition and an outer coating film formed by using the same, and more particularly, a coating agent before and after immersion, including a polyfunctional urethane acrylate oligomer, having a low shrinkage and expansion rate after high temperature immersion after UV curing. The present invention relates to a photopolymerized resin composition having a minimum tensile strength, adhesion strength and strip force ratio of an optical fiber, and an optical fiber using the same. 본 발명에 따른 광중합형 수지 조성물은, 광중합형 우레탄(메타)아크릴레이트 올리고머 40 ~ 80 중량%; 다관능 우레탄아크릴레이트 올리고머 10 ~ 40 중량%; 광개시제 1 ~ 10 중량%를 포함한다. The photopolymerizable resin composition according to the present invention comprises a photopolymerizable urethane (meth) acrylate oligomer 40 to 80% by weight; 10 to 40% by weight of polyfunctional urethane acrylate oligomer; It contains 1 to 10% by weight photoinitiator.

Diphenylmethane Diisocyanate Based Polyisocyanates Containing Allophanate Groups and Having Blocked lsocyanate Groups

본 발명은 95% 이상의 이소시아네이트기가 디에틸 말로네이트로 블록킹되고, 폴리이소시아네이트가 고형분을 기준으로 하여, In the present invention, at least 95% of isocyanate groups are blocked with diethyl malonate and polyisocyanates are based on solids, a) 블록화 및 비블록화 이소시아네이트기 함량 (NCO로 계산) 9% 내지 13%, a) blocked and unblocked isocyanate group content (calculated by NCO) 9% to 13%, b) 알로파네이트기 함량 (C 2 HN 2 O 3 로 계산, 분자량 101) 3 내지 9%, 및 b) allophanate group content (calculated as C 2 HN 2 O 3 , molecular weight 101) 3 to 9%, and c) 평균 관능기 계산치 2.0 내지 2.5인, c) mean functional group calculated from 2.0 to 2.5, 디페닐메탄 디이소시아네이트로부터 제조되는 폴리이소시아네이트에 관한 것이다. A polyisocyanate prepared from diphenylmethane diisocyanate. 또한, 본 발명은 이들 폴리이소시아네이트의 제조 방법 및 폴리우레탄 스토빙 (stoving) 락커 내의 유기 폴리히드록실 화합물에 대한 가교결합제로서 그들의 용도에 관한 것이다. 본 발명에 따른 블록화 폴리이소시아네이트 가교결합제를 기재로 하는 스토빙 락커로부터 제조된 코팅은 우수한 접착성, 증가된 탄성, 양호한 표면 경도 및 특히 우수한 균전성을 갖고 있어서, 자동차의 스토빙 표면의 생성에 적합하다. The present invention further relates to a process for the preparation of these polyisocyanates and their use as crosslinking agents for organic polyhydroxyl compounds in polyurethane stoving lacquers. The coatings prepared from the stoving lacquers based on the blocked polyisocyanate crosslinkers according to the invention have good adhesion, increased elasticity, good surface hardness and especially good uniformity, making them suitable for the production of stoving surfaces of automobiles. Do.

Polyurethanes, dispersions thereof, their preparation and use

本发明涉及可通过以下物质的反应得到的聚氨酯(A)：(a)15重量％至70重量％的每分子包含平均1至10个脲基甲酸酯基团和平均1至10个C-C双键的二异氰酸酯或多异氰酸酯，和任选地(b)0重量％至60重量％的其他的二异氰酸酯或多异氰酸酯，与(c)5重量％至50重量％的具有至少两个异氰酸酯反应性基团的化合物，其包含至少一种具有500至3000g/mol的分子量的聚碳酸酯二醇。重量％的累积量基于总的聚氨酯(A)计，条件是总和为100％。