Trifunctional benzoxazine

A meta-substituted trifunctional benzoxazine monomer and compositions containing the same, wherein the trifunctional benzoxazine monomer is represented by the following structure: ...

Fabric having ultraviolet radiation protection, enhanced resistance to degradation, and enhanced resistance to fire

A method for treating a fabric for ultraviolet radiation protection, enhanced resistance to degradation, and enhanced resistance to fire is disclosed which comprises the steps of adding zinc oxide nanoparticles to a solution of 3-glycidyloxypropyl-trimethoxysilane, placing a fabric in the mixture of zinc oxide particles and 3-glycidyloxypropyl-trimethoxysilane, curing the fabric, and washing the fabric. Other methods of treating a fabric are disclosed.

PROCESS FOR MAKING BENZOXAZINES

A synthesis process for making a benzoxazine compound containing at least one benzoxazine unit from aromatic amine containing at least one primary amino group, at least one phenolic compound with at least one ortho-hydrogen, and alkyl formcel. In one embodiment, the aromatic amine is reacted with alkyl formcel to generate an alkoxymethyl intermediate compound. Subsequently, the intermediate compound is reacted with a phenol to generate the benzoxazine compound. In another embodiment, the benzoxazine compound is formed by reacting aromatic amine with alkyl formcel and phenol in one reaction step. Also disclosed is a method for isolating the alkoxymethyl compound formed by reacting aromatic amine with alkyl formcel. The isolated alkoxymethyl compound is useful as a reactant in a subsequent reaction. 1. A process for making one or more benzoxazine compound(s) comprising reacting an aromatic amine comprising at least one primary amino group with alkyl formcel and at least one phenolic compound , which comprises at least one hydrogen at an ortho position relative to —OH group.4. The process according to claim 1 , comprising (i) reacting the aromatic amine with alkyl formcel to generate an alkoxymethyl intermediate claim 1 , and then claim 1 , (ii) further reacting the alkoxymethyl intermediate with the phenolic compound to form a reaction product comprising the benzoxazine compound.6. The process of claim 1 , wherein the reaction is carried out by mixing the aromatic amine claim 1 , the alkyl formcel claim 1 , and the phenolic compound and then heating the resulting mixture.7. The process of claim 1 , wherein the alkyl formcel comprises ROCHOH claim 1 , where R is selected from C1-C12 straight chain claim 1 , branched chain claim 1 , acyclic or cyclic claim 1 , saturated or unsaturated hydrocarbyl group.8. The process of claim 1 , wherein the aromatic amine is an aromatic mono-amine.9. The process of claim 1 , where the aromatic amine is an aromatic diamine.10. The ...

Fabric having ultraviolet radiation protection

A method for treating a fabric for ultraviolet radiation protection is disclosed which comprises the steps of adding zinc oxide nanoparticles to a solution of 3-glycidyloxypropyl-trimethoxysilane, adding silicon dioxide to the mixture of zinc oxide nanoparticles and 3-glycidyloxypropyl-trimethoxysilane, placing a fabric in the mixture of zinc oxide nanoparticles, 3-glycidyloxypropyl-trimethoxysilane, and silicon dioxide, curing the fabric, and washing the fabric.

Process for making benzoxazines

A synthesis process for making a benzoxazine compound containing at least one benzoxazine unit from aromatic amine containing at least one primary amino group, at least one phenolic compound with at least one ortho-hydrogen, and alkyl formcel. In one embodiment, the aromatic amine is reacted with alkyl formcel to generate an alkoxymethyl intermediate compound. Subsequently, the intermediate compound is reacted with a phenol to generate the benzoxazine compound. In another embodiment, the benzoxazine compound is formed by reacting aromatic amine with alkyl formcel and phenol in one reaction step. Also disclosed is a method for isolating the alkoxymethyl compound formed by reacting aromatic amine with alkyl formcel. The isolated alkoxymethyl compound is useful as a reactant in a subsequent reaction.

TRIFUNCTIONAL BENZOXAZINE

A meta-substituted trifunctional benzoxazine monomer and compositions containing the same, wherein the trifunctional benzoxazine monomer is represented by the following structure: 3. The reaction product composition of claim 2 , wherein the stoichiometry for reacting 1 claim 2 ,1 claim 2 ,1-tris(4-hydroxyphenyl)ethane with m-toluidine and methyl formcel is as follows: for each mole of m-toluidine claim 2 , 0.25-0.5 mole of 1 claim 2 ,1 claim 2 ,1-tris(4-hydroxyphenyl)ethane claim 2 , and 1.5-20 moles of methyl formcel.5. A resin composition comprising the meta-substituted trifunctional benzoxazine monomer of and another benzoxazine monomer.6. A resin composition comprising the reaction product of and a thermosettable resin.7. A curable composition comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'the meta-substituted trifunctional benzoxazine monomer of and at least one thermosettable resin component selected from the group consisting of: monofunctional benzoxazines; multifunctional benzoxazines other than said substituted trifunctional benzoxazine monomer; epoxy resins, bismaleimide (BMI), phenolic resins, formaldehyde-phenol, cyanate ester, unsaturated polyester, and combinations thereof.'}8. A curable composition comprising:{'claim-ref': {'@idref': 'CLM-00002', 'claim 2'}, 'the reaction product composition of and at least one thermosettable resin component selected from the group consisting of: monofunctional benzoxazines; multifunctional benzoxazines other than said substituted trifunctional benzoxazine monomer; epoxy resins, bismaleimide (BMI), phenolic resins, formaldehyde-phenol, cyanate ester, unsaturated polyester, and combinations thereof.'}9. A resin composition comprising:{'claim-ref': [{'@idref': 'CLM-00001', 'claim 1'}, {'@idref': 'CLM-00002', 'claims 2'}, {'@idref': 'CLM-00004', '4'}], 'the meta-substituted trifunctional benzoxazine monomer of or the reaction product composition of any one of to ; and'}{'sub': 3', '2', '5', '3', '3', '4', ...

MIXTURES OF CROSSLINKING AGENTS

The invention relates to a crosslinker composition comprising a reaction product of a cyclic urea U and a multi-functional aliphatic aldehyde A, and at least one crosslinker selected from the group consisting of reaction products of an amino-triazine and at least one aldehyde selected from the group consisting of aliphatic monoaldehydes and multifunctional aliphatic aldehydes having the structure Y(CHO), where Y is an n-functional aliphatic residue, and n is greater than 1; reaction products of urea and/or cyclic ureas and formaldehyde; alkoxycarbonyl-aminotriazines; multifunctional isocyanates which may be partially or completely blocked; reaction products of phenols and aliphatic monoaldehydes; multifunctional epoxides; multifunctional aziridines; and multifunctional carbodiimides, wherein any of the crosslinkers which have hydroxyl groups may be etherified with one or more linear, branched, or cyclic aliphatic alcohols. 1. A crosslinker composition comprising(a) a reaction product of a cyclic urea U and a multifunctional aldehyde A, and [{'sub': 'n', '(b1) reaction products of an aminotriazine and at least one aldehyde selected from the group consisting of aliphatic monoaldehydes and multifunctional aliphatic aldehydes having the structure Y(CHO), where Y is an n-functional aliphatic residue, and n is greater than 1, where U is not dihydroxyethylene urea if the crosslinker (b) is (b1),'}, '(b2) reaction products of urea and/or cyclic ureas and formaldehyde,', '(b3) alkoxycarbonylaminotriazines,', '(b4) multifunctional isocyanates which may be partially or completely blocked,', '(b5) reaction products of phenols and aliphatic monoaldehydes,', '(b6) multifunctional epoxides,', '(b7) multifunctional aziridines,', '(b8) multifunctional carbodiimides,, '(b) at least one crosslinker selected from the group consisting of'}wherein any of the crosslinkers (a) and (b) which have hydroxyl groups may be etherified with one or more linear, branched, or cyclic aliphatic ...

PROCESS FOR THE PREPARATION OF A REACTION PRODUCT OF A CYCLIC UREA AND A MULTIFUNCTIONAL ALDEHYDE

This invention relates to a process to make a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, by mixing the at least one multifunctional aldehyde A with the at least one cyclic urea U in the presence of at least one alcohol R—OH, and optionally, at least one solvent that has no reactive groups which may react with aldehyde groups, —CO—NH— groups, or hydroxyl groups, to effect an addition reaction to obtain a solution of a product UA, where Ris selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, to the reaction product obtained by this process, and to a method of use thereof as crosslinker for coating compositions. 2. The process of wherein the addition reaction is conducted in a pH range of more than 7.5.3. The process of wherein the addition reaction is conducted in a pH range of from 4.5 to 7.5.4. The process of wherein the addition reaction is conducted in a pH range of less than 4.5.6. The process of wherein the ratio of the amount of substance n(-O—R) of alkoxy groups —O—Rto the amount of substance n(-O—R) of alkoxy groups —O—Rin the etherified product of the process of is between 0.11 mol/mol and 20 mol/mol.8. The process of characterised in that in step a) claim 1 , the amount of multifunctional aldehyde A added is between 20% and 80% of the stoichiometric amount needed claim 1 , and that after step a) claim 1 , a further quantity of multifunctional aldehyde A is added and reacted with the reaction mixture formed in step a) wherein the total amount of multifunctional aldehyde A added is chosen such that the ratio of the amount of substance of aldehyde groups n(-CHO) in the multifunctional aldehyde A and the amount of substance of groups n(-CO—NH) in the cyclic urea U is from 0.2 mol/mol to 4 mol/mol.9. The process of characterised in that after an etherification step claim 5 , at least a part of the unreacted alcohol and optionally claim 5 , at ...

REACTION PRODUCT OF A CYCLIC UREA AND A MULTIFUNCTIONAL ALDEHYDE

The invention relates to a reaction product UA of at least one cyclic urea U and at least one multifunctional aldehyde A which reaction product has as substituents on the carbonyl carbon atoms of the aldehyde A at least one kind of functional groups selected from the group consisting of hydroxyl groups —OH and alkoxy groups —OR characterised in that the groups —OR comprise at least two kinds of alkoxy groups —ORand —OR, where Rand Rare both selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, where Rand Rmay be the same or may be different from each other, to a process of making these, and to a method of use as crosslinker in coating compositions. 1. A reaction product UA of at least one cyclic urea U and at least one multifunctional aldehyde A which reaction product has as substituents on the carbonyl carbon atoms of the aldehyde A at least one kind of functional groups selected from the group consisting of hydroxyl groups —OH and alkoxy groups —OR characterised in that the groups —OR comprise alkoxy groups —ORand —OR , where Rand Rare both selected from the group consisting of linear , branched or cyclic alkyl groups having from one to twelve carbon atoms , which may be interrupted by one or more of —O— , —NR″— , —S— , where R″ stands for H , or an alkyl group having from one to six carbon atoms , with the proviso that not two —O— or not two —S— atoms may be immediately adjacent , wherein either{'sup': 1', '2', '2', '1, 'Rand Rare different from each other, and Rhas at least one carbon atom more than R, the reaction product UA being made by a process comprising the steps of'}a) mixing a multifunctional aldehyde A with a cyclic urea U to effect an addition reaction, optionally, in the presence of a co-solvent which does not react with any of the multifunctional aldehyde A, the cyclic urea U, and the reaction product UA, and further optionally, removing water,{'sup': '1', 'b) adding an aliphatic ...

STABILIZED COMPOSITIONS AND PROCESS FOR PRODUCING SAME

Stabilized compositions having an organic material to be stabilized and a resin masterbatch system provided as closed end pellets are provided herein, along with processes for producing stabilized articles. 1. A stabilized composition comprising:an organic material to be stabilized; and{'claim-text': ['a core material comprising a stabilizing amount of at least one stabilizer additive selected from the group consisting of a hindered amine light stabilizers (HALS), an organic phosphite or phosphonite, a hindered phenol, a chromane, an ultraviolet light (UV) absorber, a hindered benzoate, a hydroxylamine, a tertiary amine oxide, and a free radical polymerization inhibitor; and', 'an outer layer comprising a thermoplastic polymer, wherein the outer layer has a thickness from 0.001 mm to 1 cm, and wherein the outer layer is co-extruded with and encapsulates said core material such that the pellets are sealed at each end and are leak free,'], '#text': 'a stabilizing amount of a resin masterbatch system provided as closed end pellets, said pellets comprising:'}wherein the core material is solid, semi-solid, waxy, or liquid at 25° C., and is from 0.01 wt. % to 65 wt. %, based on the total weight of the stabilized composition; andwherein the thermoplastic polymer of the outer layer is compatible with the organic material to be stabilized.2. The stabilized composition according to claim 1 , wherein the stabilizer additive includes hindered amine light stabilizer compounds comprising esters of 2 claim 1 ,2 claim 1 ,6 claim 1 ,6-tetramethyl-4-piperidinol with C-saturated and C-unsaturated fatty acids.3. The stabilized composition according to claim 1 , wherein the stabilizer additive comprises at least one free radical polymerization inhibitor selected from the group consisting of phenothiazine claim 1 , a phenothiazine derivative claim 1 , hydroquinone claim 1 , hydroquinone monomethyl ether (MEHQ) claim 1 , and tert-butyl catechol (TBC).4. The stabilized composition ...

MODIFIED AMINO RESINS

This invention relates to products H made by reaction of a cyclic alkyleneurea U, at least one multifunctional aldehyde A2, and at least one of (a) an aminoplast former M that is not the same as the cyclic alkyleneurea U, and (b) a monofunctional aldehyde A1, which product H is optionally etherified by reaction of at least a part of the hydroxyl groups formed by addition reaction of N—H groups and aldehyde groups, with an alcohol having from one to ten carbon atoms, and wherein glyoxal is present in the at least one multifunctional aldehyde A2, to processes for their preparation, and to a method of use thereof in coating compositions. 120-. (canceled)21. A reaction product of at least one multifunctional aldehyde A2 with at least one melamine derivative that has at least one alkoxycarbonyl group attached to one or more of nitrogen atoms that do not form a part of the ring , formed by a reaction of an aldehyde group of the multifunctional aldehyde A2 with either an amino group of the at least one melamine derivative , or a carbamoyl group in the at least one melamine derivative , or both.22. The reaction product of claim 21 , wherein the at least one multifunctional aldehyde A2 obeys the formula OHC—R″—CHO claim 21 , wherein R″ is be a direct bond or a divalent radical that is a linear claim 21 , branched claim 21 , or cyclic aliphatic divalent radical and has from one to forty carbon atoms claim 21 , or an aliphatic divalent radical that is linear claim 21 , branched claim 21 , or cyclic and has from one to thirty-nine carbon atoms claim 21 , which radical carries at least one additional aldehyde group —CHO.23. The reaction product of claim 21 , wherein the at least one multifunctional aldehyde A2 is selected from the group consisting of glyoxal claim 21 , malonaldehyde claim 21 , succinaldehyde claim 21 , glutaraldehyde claim 21 , adipaldehyde claim 21 , 2-methoxymethyl-2 claim 21 ,4-dimethylpentane-1 claim 21 ,5-dial claim 21 , cyclohexane-1 claim 21 ,3-dial claim ...

PARTICULATE VACCINE FORMULATIONS FOR INDUCING INNATE AND ADAPTIVE IMMUNITY

Disclosed are compositions, kits, and methods for inducing an immune response against an infection or a disease. The compositions typically include biodegradable particles having an average effective diameter that such that the biodegradable particles are phagocytosed by antigen presenting cells when the biodegradable particles are administered to a subject in need thereof. Optionally, the compositions include one or more of an adjuvant, an apoptosis inhibitor, and an antigen. The compositions, kits, and methods may be utilized to induce a cell-mediated response, such as a T-helper cell response, and/or a humoral response against a pathogen or a disease. In some embodiments, the compositions, kits, and methods may be utilized to induce preferentially a Th1 response versus other types of immune responses such as a Th2 response. 1. A method for stimulating an immune response in a subject in need thereof , the method comprising administering a composition comprising biodegradable particles , the biodegradable particles having an effective average diameter of 0.5-3.0 μm.2. The method of claim 1 , wherein the biodegradable particles comprise polymeric material.3. The method of claim 2 , wherein the polymeric material comprises carbohydrate monomers.4. The method of claim 1 , wherein the composition further comprises a powder excipient for the biodegradable particles.5. The method of claim 1 , wherein the composition comprises a suspension of the biodegradable particles.6. The method of comprising administering the biodegradable particles to the subject at dose between (BW/20)μg and 100×((BW/20)) μg claim 1 , wherein BW is the body weight of the subject in grams.7. The method of claim 1 , wherein the composition further comprises an adjuvant claim 1 , an apoptosis inhibitor claim 1 , an antigen claim 1 , or a combination thereof.8. The method of claim 7 , wherein the composition further comprises an antigen and the biodegradable particles and the antigen are present in ...

MODIFIED AMINO RESINS

This invention relates to products H made by reaction of a cyclic alkyleneurea U, at least one multifunctional aldehyde A2, and at least one of (a) an aminoplast former M that is not the same as the cyclic alkyleneurea U, and (b) a monofunctional aldehyde A1, which product H is optionally etherified by reaction of at least a part of the hydroxyl groups formed by addition reaction of N—H groups and aldehyde groups, with an alcohol having from one to ten carbon atoms, and wherein glyoxal is present in the at least one multifunctional aldehyde A2, to processes for their preparation, and to a method of use thereof in coating compositions. 1. A product H that can be used as crosslinking agent which comprises a mixture of reaction products P of cyclic alkyleneureas U and multifunctional aldehydes A2 with further reaction products having as constituents , besides U and A2 , also at least one of aminoplast formers M which are different from the cyclic alkyleneureas U , and of monofunctional aldehydes A1 , the mixture constituting product H comprising the reaction products P made by reacting cyclic alkylene ureas U and multifunctional aldehydes A2 , and at least one of the following reaction products:a) reaction products UMA2 made by reaction of cyclic alkylene ureas U, aminoplast formers M which are different from the cyclic alkyleneureas U, and multifunctional aldehydes A2b) reaction products UMA1A2 made by reaction of cyclic alkylene ureas U, aminoplast formers M which are different from the cyclic alkyleneureas U, monofunctional aldehydes A1, and multifunctional aldehydes A2c) reaction products MA1A2 made by reaction of aminoplast formers M which are different from the cyclic alkyleneureas U, monofunctional aldehydes A1, and multifunctional aldehydes A2d) reaction products UA1A2 made by reaction of cyclic alkylene ureas U, monofunctional aldehydes A1, and multifunctional aldehydes A2e) reaction products MA2 made by reaction of aminoplast formers M which are different ...

FABRIC HAVING ULTRAVIOLET RADIATION PROTECTION, ENHANCED RESISTANCE TO DEGRADATION, AND ENHANCED RESISTANCE TO FIRE

A method for treating a fabric for ultraviolet radiation protection, enhanced resistance to degradation, and enhanced resistance to fire is disclosed which comprises the steps of adding zinc oxide nanoparticles to a solution of 3-glycidyloxypropyl-trimethoxysilane, placing a fabric in the mixture of zinc oxide particles and 3-glycidyloxypropyl-trimethoxysilane, curing the fabric, and washing the fabric. Other methods of treating a fabric are disclosed. 1. A method for treating a fabric for ultraviolet radiation protection , enhanced resistance to degradation , and enhanced resistance to fire comprising the steps of:adding zinc oxide nanoparticles to a solution of 3-glycidyloxypropyl-trimethoxysilane;placing a fabric in the mixture of zinc oxide particles and 3-glycidyloxypropyl-trimethoxysilane;curing the fabric; andwashing the fabric.2. The method of further comprising the step of forming zinc oxide nanoparticles.3. The method of wherein the forming step comprises the steps of dissolving zinc salt in a liquid to form a solution containing Zn(II) ions and adding a base to the solution.4. The method of wherein the base is NaOH.5. The method of wherein the base is amine.6. The method of wherein the curing step further comprises the step of heating the fabric at 130° C. for thirty minutes.7. A method for treating a fabric for ultraviolet radiation protection claim 1 , enhanced resistance to degradation claim 1 , and enhanced resistance to fire comprising the steps of:adding zine oxide nanoparticles to a solution of 3-glycidyloxypropyl-trimethoxysilane;adding 1-methylimidazol to form a suspension;stirring the suspension;dipping a fabric into the suspension; andcuring the fabric.8. The method of wherein two grams of zinc oxide nanoparticles are added to 50 ml of the solution of 3-glycidyloxypropyl-trimethoxysilane.9. The method of wherein the fabric is dipped from one to four times.10. The method of wherein the suspension is stirred for one hour.11. The method of wherein ...

COMPOSITIONS AND METHODS FOR PROTECTING ORGANIC POLYMERIC MATERIALS FROM DISCOLORATION DUE TO EXPOSURE TO UV-C LIGHT

Polymer compositions for making a stabilized polymeric articles that are resistant to discoloration upon exposure to UV-C light having: (i) an organic polymeric material; and (ii) a hindered phenol, organic phosphite, or a combination thereof, with the provisos that: (a) the OH group on the aromatic ring of the hindered phenol is flanked by two tertiary hydrocarbyl groups, and (b) the organic phosphite does not have any —OAr group linked directly to the P atom of the phosphite, wherein Ar represents an unsubstituted or substituted aryl group, are provided herein. Reduced discoloration is associated with the use of specific hindered phenols and the organic phosphites compared to other hindered phenols and organic phosphites, even in the absence of other polymer additives including UV absorbers, hindered amine light stabilizers (HALS), metal oxides and/or barium salts. Methods of reducing discoloration of an organic polymeric material upon exposure to UV-C light are also provided, wherein such methods include the step of adding to the organic polymeric material a stabilizing amount of hindered phenol, organic phosphite, or a combination thereof. 1. A polymer composition for making a stabilized polymeric article that is resistant to discoloration upon exposure to UV-C (190-280 nm) light , the polymer composition comprising:i) an organic polymeric material; and a) the OH group on the aromatic ring of the hindered phenol is flanked by tertiary-hydrocarbyl groups, and', 'b) the organic phosphite does not have any —OAr group linked directly to the P atom of the phosphite, wherein Ar represents an unsubstituted or substituted aryl group,, 'ii) a hindered phenol, an organic phosphite, or a combination thereof, with the provisos thateven in the absence of other polymer additives including UV absorbers, hindered amine light stabilizers (HALS), metal oxides and/or barium salts.2. The polymer composition of claim 1 , wherein reduced discoloration is associated with the use of ...

COMPOSITIONS AND METHODS FOR PROTECTING ORGANIC POLYMERIC MATERIALS FROM THE DELETERIOUS EFFECTS OF EXPOSURE TO UV-C LIGHT

Polymer compositions for making stabilized polymeric articles that are resistant to at least one deleterious effect of discoloration, cracking, or crazing upon exposure to UV-C (190-280 nm) light are provided herein, wherein the polymer compositions include: (i) an organic polymeric material; and (ii) a stabilizer composition comprising: an antioxidant selected from the group consisting of hindered phenols, phosphites and phosphonites, and mixtures thereof; and a light stabilizer selected from the group consisting of hindered amine light stabilizers (HALS), UV absorbers (UVA), hindered benzoates, and mixtures thereof, even where barium compounds (such as barium salts) are absent from the stabilizer composition, and with the proviso that the HALS is not bis(2,2,6,6,-tetramethyl-4-piperidyl) sebacate (TINUVIN™ 770) alone. At least one of reduced discoloration, cracking, or crazing upon exposure to UV-C light is associated with the use of the light stabilizer in combination with the antioxidant compared to the antioxidant in the absence of the light stabilizer. Methods of stabilizing organic polymeric materials against the deleterious effects of UV-C light by adding to the organic polymeric materials the antioxidant and the light stabilizer, are also provided. 1. A polymer composition for making a stabilized polymeric article that is resistant to at least one deleterious effect of discoloration , cracking , or crazing upon exposure to UV-C (190-280 nm) light , the polymer composition comprising:i) an organic polymeric material; and an antioxidant selected from the group consisting of hindered phenols, phosphites and phosphonites, and mixtures thereof; and', 'a light stabilizer selected from the group consisting of hindered amine light stabilizers (HALS), UV absorbers (UVA), hindered benzoates, and mixtures thereof, 'ii) a stabilizer composition comprisingeven where barium compounds (such as barium salts) are absent from the stabilizer composition, and with the proviso ...

Halloysite Nanotubes and Uses Thereof for Novel Remediation Techniques

The creation of novel halloysite-based compositions is disclosed. In one embodiment, the hollow clay nanotubes of halloysite are loaded with nanoscale zerovalent iron particles. The resulting composition provides an effective manner of remediating chlorinated hydrocarbons. In another embodiment, the hollow clay nanotubes of halloysite are imbibed with dispersants such as DOSS and Tween 80 surfactants. The resulting composition stabilizes oil-in-water emulsions and subsequently releases the surfactants, thereby reducing interfacial tension significantly, which allows much smaller droplets to form and thus provides for more effective oil remediation. 1. A composition of matter , comprising:(i) an aluminosilicate compound with a tubular morphology, wherein said aluminosilicate compound features a positively-charged inner lumen and a negatively-charged outer lumen; and(ii) one or more nanoscale zerovalent iron particles encapsulated within said aluminosilicate compound.2. The composition of claim 1 , wherein said aluminosilicate compound is halloysite.3. A method of creating a composition of matter claim 1 , comprising:(i) procuring an aluminosilicate compound with a tubular morphology in powdered form, wherein said aluminosilicate compound features a positively-charged inner lumen and a negatively-charged outer lumen;(ii) allowing a solution of metal salts to fall dropwise over said aluminosilicate compound;(iii) imbibing said aluminosilicate compound with said solution via capillary techniques;(iv) adding a surfactant and/or polymers to enhance the transport characteristics of the composition of matter;(v) drying said aluminosilicate compound;{'sub': '4', '(vi) contacting said dried aluminosilicate compound with 0.8M NaBH; and'}(vii) transforming metal salts into zerovalent iron nanoparticles.4. The method of claim 3 , further comprising contacting said composition of matter with a substance containing chlorinated hydrocarbons claim 3 , for the purpose of remediating ...

FABRIC HAVING ULTRAVIOLET RADIATION PROTECTION

A method for treating a fabric for ultraviolet radiation protection is disclosed which comprises the steps of adding zinc oxide nanoparticles to a solution of 3-glycidyloxypropyl-trimethoxysilane, adding silicon dioxide to the mixture of zinc oxide nanoparticles and 3-glycidyloxypropyl-trimethoxysilane, placing a fabric in the mixture of zinc oxide nanoparticles, 3-glycidyloxypropyl-trimethoxysilane, and silicon dioxide, curing the fabric, and washing the fabric. 1. A method for treating a fabric for ultraviolet radiation protection comprising the steps of:adding zinc oxide nanoparticles to a solution of 3-glycidyloxypropyl-trimethoxysilane;adding silicon dioxide to the mixture of zinc oxide nanoparticles and 3-glycidyloxypropyl-trimethoxysilane;placing a fabric in the mixture of zinc oxide nanoparticles, 3-glycidyloxypropyl-trimethoxysilane, and silicon dioxide;curing the fabric; andwashing the fabric.2. The method of further comprising the step of forming zinc oxide nanorods.3. The method of wherein the forming step comprises the steps of dissolving zinc salt in a liquid to form a solution containing Zn(II) ions and adding a base to the solution.4. The method of wherein the base is NaOH.5. The method of wherein the base is amine.6. The method of wherein the curing step further comprises the step of heating the fabric at 130° C. for thirty minutes.7. A method for treating a fabric for ultraviolet radiation protection comprising the steps of:adding zine oxide nanoparticles to a solution of 3-glycidyloxypropyl-trimethoxysilane;adding silicon dioxide;adding 1-methylimidazol to form a suspension;stirring the suspension;dipping a fabric into the suspension; andcuring the fabric.8. The method of wherein two grams of zinc oxide nanoparticles are added to 50 ml of the solution of 3-glycidyloxypropyl-trimethoxysilane.9. The method of wherein the fabric is dipped from one to four times.10. The method of wherein the suspension is stirred for one hour.11. The method of wherein ...

Process for making benzoxazines

A synthesis process for making a benzoxazine compound containing at least one benzoxazine unit from aromatic amine containing at least one primary amino group, at least one phenolic compound with at least one ortho-hydrogen, and alkyl formcel. In one embodiment, the aromatic amine is reacted with alkyl formcel to generate an alkoxymethyl intermediate compound. Subsequently, the intermediate compound is reacted with a phenol to generate the benzoxazine compound. In another embodiment, the benzoxazine compound is formed by reacting aromatic amine with alkyl formcel and phenol in one reaction step. Also disclosed is a method for isolating the alkoxymethyl compound formed by reacting aromatic amine with alkyl formcel. The isolated alkoxymethyl compound is useful as a reactant in a subsequent reaction.

Stabilizer compositions and methods for using same for protecting organic materials from uv light and thermal degradation

Stabilizer compositions having a stabilizing amount of at least one co-active agent; and a stabilizing amount of any one or more ultraviolet light absorber chosen from an ortho-hydroxyphenyl triazine, an ortho-hydroxy benzophenone, or an ortho-hydroxyphenyl benzotriazole, optionally in combination with a stabilizing amount of a hindered amine light stabilizer, are provided herein, along with masterbatch concentrates containing same, and processes for using same for stabilizing organic materials to protect against light and thermal degradation due to exposure to UV irradiation.

BENZOXAZINES AND COMPOSITIONS CONTAINING THE SAME

A curable composition containing more than 80% by weight of a blend of benzoxazines, wherein the blend includes (A) one or more multifunctional benzoxazines and (B) a liquid, non-halogenated monofunctional benzoxazine. This composition has been found to be stable at high temperatures, e.g. 180° C.-250° C., and suitable for making composite materials using conventional techniques such as prepregging and liquid resin infusion. 2. The curable composition of claim 1 , wherein the mass ratio of (A) to (B) is from about 50:50 to about 10:90.3. The curable composition of claim 1 , wherein the composition exhibits an uncured Tof room temperature (20° C.-30° C.) or lower as measured by Differential Scanning calorimetry (DSC).4. The curable composition of claim 1 , wherein the composition has viscosity of 5 Pa·s or less claim 1 , preferably 1 Pa·s or less claim 1 , at processing temperature in the range of 100° C.-150° C.5. The curable composition of claim 1 , wherein the multifunctional benzoxazine component (B) is a di-functional benzoxazine claim 1 , and the weight ratio of monofunctional benzoxazine to difunctional benzoxazine is about 30:70.6. The curable composition of claim 1 , wherein the benzoxazine blend comprises the liquid benzoxazine compound of Structure 1 and a trifunctional benzoxazine compound claim 1 , and the mass ratio of liquid benzoxazine to trifunctional benzoxazine is from about 50:50 to about 10:90.7. The curable composition of claim 1 , wherein the multifunctional benzoxazine component (B) comprises a combination of a difunctional benzoxazine compound and a trifunctional benzoxazine compound claim 1 , and the tri-functional benzoxazine compound is present in an amount of no more than 25% by weight based on the total weight of the benzoxazine blend.10. The curable composition of claim 1 , wherein the multifunctional benzoxazine component (B) comprises a combination of m-substituted difunctional benzoxazine compound and m-substituted trifunctional ...

ENCAPSULATED STABILIZER COMPOSITIONS

Resin masterbatch compositions are provided as closed end pellets having a core including at least one additive and an outer layer comprising a polymer encapsulating the core, in which the thickness of the outer layer if from 0.001 mm to 1 cm. A stabilized composition is prepared from an organic material to be stabilized and the resin masterbatch composition. A process for producing the resin masterbatch composition includes co-extruding in tubular form a core material encapsulated by an outer layer, wherein the core material comprises at least one additive, and the outer layer comprises a polymer, to form a filled tube; passing the filled tube into a sealing device that cuts the filled tube into multiple discrete segments seals and simultaneously seals each end of each discrete segment, thereby forming closed end pellets; and cooling the closed end pellets. 1. A resin masterbatch composition provided as closed end pellets comprising a core and an outer layer encapsulating said core , wherein the core comprises at least one stabilizer , and the outer layer comprises a thermoplastic polymer , characterized in that the thickness of the outer layer is from 0.001 mm to 1 cm.2. The resin masterbatch composition as defined in claim 1 , wherein the stabilizer comprises at least one of a hindered amine light stabilizers (HALS) claim 1 , an organic phosphite or phosphonite claim 1 , a hindered phenol claim 1 , a chromane claim 1 , an ultraviolet light (UV) absorber claim 1 , a hindered benzoate claim 1 , a hydroxylamine claim 1 , a tertiary amine oxide claim 1 , and a free radical polymerization inhibitor.3. The resin masterbatch composition as defined in claim 1 , wherein the stabilizer comprises esters of 2 claim 1 ,2 claim 1 ,6 claim 1 ,6-tetramethyl-4-piperidinol with C-saturated and C-unsaturated fatty acids.4. The resin masterbatch composition as defined in claim 1 , wherein the stabilizer comprises at least one of phenothiazine claim 1 , a phenothiazine derivative ...

GRANULAR STABILIZER COMPOSITIONS FOR USE IN POLYMER RESINS AND METHODS OF MAKING SAME

Granular stabilizer compositions including concentrated blends of one or more polymer additive, and one or more co-active agent, which compositions are low-dusting and substantially free of a carrier polymer resin are disclosed herein, along with process for making the stabilizer compositions, and uses of such stabilizer compositions for providing enhanced protection of polymer resins against deleterious effects from air (oxygen), residual catalyst, mechanical stress, heat, and light. 2. A granular stabilizer composition according to claim 1 , wherein total co-active agent is present at from 10 wt. % to 90 wt. %; preferably from 25 wt. % to 75 wt. %; more preferably from 40 wt. % to 60 wt. % claim 1 , based on the total weight of the stabilizer composition.3. A granular stabilizer composition according to claim 1 , wherein the polymer additive components have a melting point of no less than about 50° C. claim 1 , and the co-active agent has a melting point from 50° C. to 85° C.4. A granular stabilizer composition according to claim 1 , wherein the polymer additive comprises at least one UVA and at least one HALS and the ratio of UVA:HALS is in the range of 1:50 to 20:1; preferably from 1:20 to 10:1; more preferably from 1:10 to 5:1.5. A granular stabilizer composition according to claim 4 , wherein the polymer additive further comprises at least one hindered benzoate and the ratio of UVA+HALS:HB is in the range of 1:10 to 10:1; more preferably from 1:5 to 5:1.6. A granular stabilizer composition according to claim 1 , wherein the UVA is selected from the group consisting of: orthohydroxyphenyl triazine compounds; orthohydroxybenzophenone compounds; orthohydroxyphenyl benzotriazole compounds; benzoxazinone compounds; and mixtures thereof.8. A granular stabilizer composition according to claim 7 , wherein the 2-(2′-hydroxyphenyl)-1 claim 7 ,3 claim 7 ,5-triazine compound is selected from the group consisting of 4 claim 7 ,6-bis-(2 claim 7 ,4-dimethylphenyl)-2-(2- ...

Particulate Vaccine Formulations for Inducing Innate and Adaptive Immunity

Disclosed are compositions, kits, and methods for inducing an immune response against an infection or a disease. The compositions typically include biodegradable particles having an average effective diameter of 0.5-20 μm, and optionally the compositions include one or more of an adjuvant, an apoptosis inhibitor, and an antigen. The compositions, kits, and methods may be utilized to induce a cell-mediated response, such as a T-helper cell response, and/or a humoral response against a pathogen or a disease. In some embodiments, the compositions, kits, and methods may be utilized to induce preferentially a Th1 response versus other types of immune responses such as a Th2 response. 1. A method for stimulating an immune response in a subject in need thereof , the method comprising administering a composition comprising biodegradable particles , the biodegradable particles having an effective average diameter of 0.5-10 um.2. The method of claim 1 , wherein the biodegradable particles comprise polymeric material.3. The method of claim 2 , wherein the polymeric material comprises carbohydrate monomers.4. The method of claim 1 , wherein the composition further comprises a powder excipient for the biodegradable particles.5. The method of claim 1 , wherein the biodegradable particles are formed by a process that includes spray-drying.6. The method of claim 1 , wherein the composition comprises a suspension of the biodegradable particles.7. The method of comprising administering the biodegradable particles to the subject at dose between (BW/20)μg and 100×((BW/20)) μg claim 1 , wherein BW is the body weight of the subject in grams.8. The method of claim 1 , wherein the composition further comprises an adjuvant.9. The method of claim 1 , wherein the composition further comprises an apoptosis inhibitor.10. The method of claim 1 , wherein the composition further comprises an antigen.11. The method of claim 10 , wherein the biodegradable particles and the antigen are present in the ...

COMPOSITE MATERIALS CONTAINING BENZOXAZINES AND METHOD FOR MAKING THE SAME

A curable composition containing more than 80% by weight of a blend of benzoxazines, wherein the blend includes (A) one or more multifunctional benzoxazines and (B) a liquid, non-halogenated monofunctional benzoxazine. This composition has been found to be stable at high temperatures, e.g. 180° C.-250° C., and suitable for making composite materials using conventional techniques such as prepregging and liquid resin infusion.

STABILIZING COMPOSITIONS FOR STABILIZING MATERIALS AGAINST ULTRAVIOLET LIGHT AND THERMAL DEGRADATION

Stabilizer compositions for stabilizing materials against degradation due to thermal and ultraviolet light exposure are disclosed herein. In some instances, the stabilizer compositions include an ortho-hydroxyl tris-aryl-s-triazine compound; a hindered amine light stabilizer compound; a hindered hydroxybenzoate compound; a phosphite compound, an acid scavenger and/or thioester; and a hindered phenol antioxidant compound 1. A thermal and ultraviolet (UV) light stabilizing composition comprising:an ortho-hydroxyl tris-aryl-s-triazine compound;a hindered amine light stabilizer compound;a hindered hydroxybenzoate compound;an acid scavenger;a phosphite compound; anda hindered phenol antioxidant compound.2. The thermal and UV light stabilizing composition according to claim 1 , further comprising a thioester compound.3. The thermal and UV light stabilizing composition according to claim 2 , wherein the thioester compound is selected from the group consisting of dilauryl thiodipropionate claim 2 , distearyl thiodipropionate claim 2 , pentaerythrithol tetrakis-(3-dodecylthipropionate) claim 2 , tetra-alkyl thioethyl thiodisuccinate claim 2 , 2 claim 2 ,12-dihydroxy-4 claim 2 ,10-dithia-7-oxatridecamethylene bis[3-(dodecylthio)propionate] claim 2 , polyalkanol esters of alkylthio-alkanoic acids claim 2 , and dialkyl 3 claim 2 ,3′-thiodipropionates; and mixtures thereof.5. The thermal and UV light stabilizing composition according to claim 4 , wherein the 2-(2′-hydroxyphenyl)-1 claim 4 ,3 claim 4 ,5-triazine compound is chosen from: 4 claim 4 ,6-bis-(2 claim 4 ,4-dimethylphenyl)-2-(2-hydroxy-4-octyloxyphenyl)-s-triazine; 4 claim 4 ,6-bis-(2 claim 4 ,4-dimethylphenyl)-2-(2 claim 4 ,4-dihydroxyphenyl)-s-triazine; 2 claim 4 ,4-bis(2 claim 4 ,4-dihydroxyphenyl)-6-(4-chlorophenyl)-s-triazine; 2 claim 4 ,4-bis[2-hydroxy-4-(2-hydroxy-ethoxy)phenyl]-6-(4-chlorophenyl)-s-triazine; 2 claim 4 ,4-bis[2-hydroxy-4-(2-hydroxy-4-(2-hydroxy-ethoxy)phenyl]-6-(2 claim 4 ,4-dimethylphenyl)-s- ...

PROCESSES FOR PRODUCING MOLDED ARTICLES STABILIZED AGAINST ULTRAVIOLET LIGHT AND THERMAL DEGRADATION

A process for producing a stabilized molded article including: combining a stabilizing amount of a thermal and ultraviolet (UV) light stabilizer composition with an organic material subject to degradation induced by light, heat or oxidation to form a stabilized organic material; and forming the stabilized organic material into a molded article, wherein the stabilizer composition comprises an ortho-hydroxyl tris-aryl-s-triazine compound; a hindered amine light stabilizer compound; a hindered hydroxybenzoate compound; an acid scavenger; a phosphite compound; a hindered phenol antioxidant compound; and a thioester compound 1. A process for producing a stabilized molded article , said process comprising:combining a stabilizing amount of a thermal and ultraviolet (UV) light stabilizer composition with an organic material subject to degradation induced by light, heat or oxidation to form a stabilized organic material; andforming the stabilized organic material into a molded article,wherein the stabilizer composition comprises an ortho-hydroxyl tris-aryl-s-triazine compound; a hindered amine light stabilizer compound; a hindered hydroxybenzoate compound; an acid scavenger; a phosphite compound; a hindered phenol antioxidant compound; and a thioester compound.2. The process according to claim 1 , wherein the organic material subject to degradation induced by light claim 1 , heat or oxidation is selected from the group consisting of polyolefins claim 1 , polyesters claim 1 , potyethers claim 1 , polyketones claim 1 , polyamides claim 1 , natural and synthetic rubbers claim 1 , polyurethanes claim 1 , polystyrenes claim 1 , high-impact polystyrenes claim 1 , polyacrylates claim 1 , polymethacrylates claim 1 , polyacetals claim 1 , potyacrylonitriles claim 1 , polybutadienes claim 1 , polystyrenes claim 1 , acrylonitrile-butadiene-styrene claim 1 , styrene acrylonitrile claim 1 , acrylate styrene acrylonitrile claim 1 , cellulosic acetate butyrate claim 1 , cellulosic polymers ...

Stabilizing compositions for stabilizing materials against ultraviolet light and thermal degradation

Stabilizing compositions for stabilizing materials against degradation due to thermal and ultraviolet light exposure are disclosed herein. In some instances, the stabilizing compositions include an ortho-hydroxyl tris-aryl-s-triazine compound; a hindered amine light stabilizer compound; a hindered hydroxybenzoate compound; a phosphite compound, an acid scavenger and/or thioester; and a hindered phenol antioxidant compound.

Stabilizer compositions and methods for using same for protecting organic materials from uv light and thermal degradation.

Composiciones estabilizantes que tienen una calidad estabilizante de al menos un agente co-activo; y una cantidad estabilizante de uno cualquiera o mas absorbedores de luz ultravioleta seleccionados entre una orto-hidroxifenil triazina, una orto-hidroxi benzofena o un orto-hidroxifenil benzotriazol, opcionalmente en combinacióncon una cantidad estabilizante de un estabilizante lumínico de amina impedida, junto con concentrados de mezcla maestra que contienen los mismos y procesos para usar los mismos para estabilizar materiales orgánicos para protegerlos contra la degradación lumínica y térmica debida a la exposición a irradiación UV.

Biomass to biochar conversion in subcritical water

A method and system of converting biomass to biochar in a hydrothermal carbonization apparatus wherein subcritical water at a temperature of 230-350° C. and 500-3000 psi is reacted with the biomass to form biochar, biocrude and gases. The method and system include recycling the biocrude back to the hydrothermal carbonization apparatus which improves biochar yield and provides water for the biomass reaction to occur.

Particulate vaccine formulations for inducing innate and adaptive immunity

Disclosed are compositions, kits, and methods for inducing an immune response against' an infection or a disease. The compositions typically include biodegradable particles having an average effective diameter of 0.5 - 20 μηι, and optionally the compositions include one or more of an adjuvant, an apopiosis inhibitor, and an antigen. The compositions, kits, and methods may be utilized to induce a cell-mediated response, such as a T- helper cell response., arid/or a humoral response against a pathogen or a disease. In some embodiments, the compositions, kits, and methods may be utilized to induce preferentially a Till response versus other types of immune responses such as a Th2 response.

Particulate formulations for improving feed conversion rate in a subject

Disclosed are compositions, kits, and methods for improving feed conversion rate in an animal in need thereof. The methods typically comprise administering orally to the animal a composition comprising biodegradable particles, the biodegradable particles comprising a polymer or a co-polymer comprising polylactide (PLA) and having an effective average diameter of 0.5-5 μm. In the methods, the animal is administered a dose of the biodegradable particles that is effective for improving feed conversion rate in the animal in comparison to an animal that is not administered the composition.

Particulate vaccine formulations for inducing innate and adaptive immunity

Disclosed are compositions, kits, and methods for inducing an immune response against an infection or a disease. The compositions typically include biodegradable particles having an average effective diameter of 0.5 - 20 µm, and optionally the compositions include one or more of an adjuvant, an apoptosis inhibitor, and an antigen. The compositions, kits, and methods may be utilized to induce a cell-mediated response, such as a T-helper cell response, and/or a humoral response against a pathogen or a disease. In some embodiments, the compositions, kits, and methods may be utilized to induce preferentially a Th1 response versus other types of immune responses such as a Th2 response.

Particulate formulations for enhancing growth in animals

Disclosed are compositions, kits, and methods for enhancing growth in an animal in need thereof. The methods typically comprise administering orally to the animal a composition comprising biodegradable particles, the biodegradable particles comprising a polymer or a co-polymer comprising polymerized lactic acid and having an effective average diameter of 0.5-5 μm. In the methods, the animal is administered a dose of the biodegradable particles that is effective for improving feed conversion rate in the animal in comparison to an animal that is not administered the composition.

Poly-trisaryl-1,3,5-triazine carbamate ultraviolet light absorbers

The present invention relates to novel carbamate containing trisaryl-1,3,5-triazines and the use thereof as an ultraviolet light absorber. In particular, the presently claimed compounds comprise a carbamate triazine polymer which is particularly useful, either alone or in combination with other additives, including other ultraviolet light absorbers and stabilizers, in stabilizing a polymeric film or molded article from degradation due to exposure to actinic radiation.

Stabilizer compositions and methods for using same for protecting organic materials from UV light and thermal degradation

Stabilizer compositions having a stabilizing amount of at least one co-active agent; and a stabilizing amount of any one or more ultraviolet light absorber chosen from an ortho hydroxyphenyl triazine, an ortho-hydroxy benzophenone, or an ortho-hydroxyphenyl benzotriazole, optionally in combination with a stabilizing amount of a hindered amine light stabilizer, are provided herein, along with masterbatch concentrates containing same, and processes for using same for stabilizing organic materials to protect against light and thermal degradation due to exposure to UV irradiation.

Particulate vaccine formulations for inducing innate and adaptive immunity

Disclosed are compositions, kits, and methods for inducing an immune response against' an infection or a disease. The compositions typically include biodegradable particles having an average effective diameter of 0.5 - 20 µ??, and optionally the compositions include one or more of an adjuvant, an apopiosis inhibitor, and an antigen. The compositions, kits, and methods may be utilized to induce a cell-mediated response, such as a T- helper cell response., arid/or a humoral response against a pathogen or a disease. In some embodiments, the compositions, kits, and methods may be utilized to induce preferentially a Till response versus other types of immune responses such as a Th2 response.

Non-yellowing ortho-dialkyl aryl substituted triazine ultraviolet light absorbers

The invention relates generally to pyrimidines and triazines ultraviolet light abosrbers containing a phenolic aromatic groups(s) and a non-phenolic aromatic groups(s) and the use thereof to protect agains degradation by environmental forces, inclusive of ultraviolet light, actinic radiation, oxiddation, moisture, atmospheric pollutants, and combinations thereof. The new class ofpyrimidines and triazines includes two (one) non-phenlic aromatic groups with hydrocarbyl groups that are ortho to each other and one (two) resorcinol or substituted resorcinol group attached to a triazine or pyrimidine ring. The pyrimidines and triazines may be included in a polymeric structure. A method for stabiling a material by incorporating the novel pyrimidines and triazines is also disclosed.

Patent EP0570563A4

A process for preparing a tris-lactam crosslinking agent, tris-pyrrolidonyl triazine, from N, N', N''-tris(4-chlorobutyryl)melamine by treatment of the chlorobutyryl derivative with a base such as sodium or potassium carbonate to effect intramolecular cyclization to the tris-lactam. A curable composition comprised of tris-pyrrolidonyl triazine as the crosslinking agent and a hydroxyfunctional or aminofunctional material as a resin. Thick films with no pinholes are prepared from the curable compositions using powder coating techniques.

Encapsulated stabilizer compositions

Stabilizing compositions for stabilizing materials against ultraviolet light and thermal degradation

Stabilizing compositions for stabilizing materials against degradation due to thermal and ultraviolet light exposure are disclosed herein. In some instances, the stabilizing compositions include an ortho-hydroxyl tris-aryl-s-triazine compound; a hindered amine light stabilizer compound; a hindered hydroxybenzoate compound; a phosphite compound, an acid scavenger and/or thioester; and a hindered phenol antioxidant compound.

Trisaryl-1,3,5-triazine ultraviolet light absorbers

CURABLE COMPOSITION, COMPOSITE MATERIAL, AND METHODS FOR FORMING A PRE-IMPREGNATE AND FOR MANUFACTURING A COMPOSITE PART, PRE-IMPREGNED

uma composição curável contendo mais de 80% em peso de uma mistura de benzoxazinas, em que a combinação inclui (a) uma ou mais benzoxazinas multifuncionais e (b) uma benzoxazina monofuncional líquida, não halogenada. verificou-se que esta composição é estável em altas temperaturas, por exemplo, 180°c-250°c, e adequada para a preparação de materiais compósitos usando técnicas convencionais, tais como, pré-impregnação e infusão de resina líquida. a curable composition containing greater than 80% by weight of a mixture of benzoxazines, the combination comprising (a) one or more multifunctional benzoxazines and (b) a liquid, non-halogenated monofunctional benzoxazine. This composition has been found to be stable at high temperatures, for example 180°C-250°C, and suitable for preparing composite materials using conventional techniques such as pre-impregnation and liquid resin infusion.

Mixtures of crosslinking agents

The invention relates to a crosslinker composition comprising a reaction product of a cyclic urea U and a multi-functional aliphatic aldehyde A, and at least one crosslinker selected from the group consisting of reaction products of an amino-triazine and at least one aldehyde selected from the group consisting of aliphatic monoaldehydes and multifunctional aliphatic aldehydes having the structure Y(CHO)n, where Y is an n-functional aliphatic residue, and n is greater than 1; reaction products of urea and/or cyclic ureas and formaldehyde; alkoxycarbonyl- aminotriazines; multifunctional isocyanates which may be partially or completely blocked; reaction products of phenols and aliphatic monoaldehydes; multifunctional epoxides; multifunctional aziridines; and multifunctional carbodiimides, wherein any of the crosslinkers which have hydroxyl groups may be etherified with one or more linear, branched, or cyclic aliphatic alcohols.

Process for making benzoxazines

A synthesis process for making a benzoxazine compound containing at least one benzoxazine unit from aromatic amine containing at least one primary amino group, at least one phenolic compound with at least one ortho-hydrogen, and alkyl formcel. In one embodiment, the aromatic amine is reacted with alkyl formcel to generate an alkoxymethyl intermediate compound. Subsequently, the intermediate compound is reacted with a phenol to generate the benzoxazine compound. In another embodiment, the benzoxazine compound is formed by reacting aromatic amine with alkyl formcel and phenol in one reaction step. Also disclosed is a method for isolating the alkoxymethyl compound formed by reacting aromatic amine with alkyl formcel. The isolated alkoxymethyl compound is useful as a reactant in a subsequent reaction.

Process for making triazine UV absorbers using Lewis acids and reaction promoters

It has been now surprisingly discovered after extensive research that 2-halo-4,6-bisaryl-1,3,5-triazine can be prepared with unprecedented selectivity, efficiency, mild conditions, and in high yield by the reaction of cyanuric halide with aromatics in the presence of at least one Lewis acid and at least one reaction promoter. This reaction is also unprecedently general as a variety of aromatics can be used to produce a wide selection of 2-halo-4,6-bisaryl-1,3,5-triazines. The novel approach includes the use of the reaction promoters in combination with at least one Lewis acid under certain reaction conditions to promote the formation of 2-halo-4,6-bisaryl-1,3,5-triazine compounds from cyanuric halide. Preferably, the Lewis acids and reaction promoters are combined to form a complex. 2-Halo-4,6-bisaryl-1,3,5-triazines are key intermediates for making 2-(2-oxyaryl)-4,6-bisaryl-1,3,5-triazine class of UV absorbers.

2- (2,4-Dihydroxyphenyl) -4,6-bis (3,4-dimethylphenyl) -s-triazine and 2- (2,4-dihydroxyphenyl) -4- (3,4-dimethylphenyl) -6- (2 , 3-dimethylphenyl) -s-triazine as UV absorber

Stabilizer compositions and methods for using same for protecting polymeric organic materials from uv light and thermal degradation

Stabilizer compositions having a stabilizing amount of at least one co-active agent; and a stabilizing amount of any one or more ultraviolet light absorber chosen from an ortho-hydroxyphenyl triazine, an ortho-hydroxy benzophenone, or an ortho-hydroxyphenyl benzotriazole, optionally in combination with a stabilizing amount of a hindered amine light stabilizer, are provided herein, along with masterbatch concentrates containing same, and processes for using same for stabilizing organic materials to protect against light and thermal degradation due to exposure to UV irradiation.

Stabilizer composition and method for using the same to protect organic material from uv radiation and thermal degradation

【課題】ＵＶ放射への曝露による光および熱劣化から有機材料を安定化させるための安定剤組成物を提供する。【解決手段】安定化量の少なくとも１種の共活性剤；およびオルトヒドロキシフェニルトリアジン、オルトヒドロキシベンゾフェノン、またはオルトヒドロキシフェニルベンゾトリアゾールから選択される安定化量のいずれか１種以上の紫外線吸収剤を、任意選択で安定化量のヒンダードアミン光安定剤と組み合わせて有する安定剤組成物が、それを含有するマスターバッチ濃縮物、ならびにそれを使用するための方法とともに提供される。【選択図】なし

Process for preparing amide derivatives from halominotriazines and acid halides

Benzocycle-substituted triazine and pyrimidine ultraviolet light absorbers

This invention relates generally to benzocycle-substituted pyrimidines and triazines and the use thereof to protect against degradation by environmenta l forces, inclusive of ultraviolet light, actinic radiation, oxidation, moisture, atmospheric pollutants and combinations thereof. The new class of benzocycle-substituted pyrimidines and triazines comprises a benzocycle attached to the triazine or pyrimidine ring, and preferably an additional ar yl ring containing a hydroxyl group, either free or blocked to form a latent stabilizer, ortho- to the point of attachment to the triazine or pyrimidine ring. These materials may, under the appropriate circumstances, be bonded to formulations comprising coatings, polymers, resins, organic compounds and th e like via reaction of the bondable functionality with the materials of the formulation. A method for stabilizing a material by incorporating such benzocycle-substituted pyrimidines and triazines is also disclosed.

Stabilizer compositions and methods for using same for protecting organic materials from uv light and thermal degradation

Benzocycle-substituted triazine and pyrimidine ultraviolet light absorbers

This invention relates generally to benzocycle-substituted pyrimidines and triazines and the use thereof to protect against degradation by environmental forces, inclusive of ultraviolet light, actinic radiation, oxidation, moisture, atmospheric pollutants and combinations thereof. The new class of benzocycle-substituted pyrimidines and triazines comprises a benzocycle attached to the triazine or pyrimidine ring, and preferably an additional aryl ring containing a hydroxyl group, either free or blocked to form a latent stabilizer, ortho- to the point of attachment to the triazine or pyrimidine ring. These materials may, under the appropriate circumstances, be bonded to formulations comprising coatings, polymers, resins, organic compounds and the like via reaction of the bondable functionality with the materials of the formulation. A method for stabilizing a material by incorporating such benzocycle-substituted pyrimidines and triazines is also disclosed.

Mixtures of crosslinking agents.

La invención se refiere a una composición reticuladora que comprende un producto de la reacción de una urea cíclica U y un aldehído alifático multifuncional A, y al menos un agente de reticulación seleccionado del grupo que consiste de los productos de la reacción de una aminotriazina y al menos un aldehído seleccionado del grupo que consiste de monoaldehídos alifáticos y los aldehídos alifáticos multifuncionales que tienen la estructura Y (CHO)n, en donde Y es un residuo alifático n-funcional, y n es mayor que 1, los productos de la reacción de urea y/o de ureas cíclicas y el formaldehido; alcoxicarbonil-aminotriazinas; isocianatos multifuncionales que pueden ser bloqueados parcial o completamente; los productos de la reacción de los fenoles y los monoaldehídos alifáticos; epóxidos multifuncionales; aziridinas multifuncionales; y carbodiimidas multifuncionales, en donde cualquiera de los agentes de reticulación que tienen grupos hidroxilo pueden ser eterificados con uno o más alcoholes alifáticos lineales, ramificados, o cíclicos.

process for making one or more benzoxazine compound (s), synthesis process, and reaction product and curable resin compositions.

a presente invenção descreve um processo de síntese para produzir um composto benzoxazina contendo pelo menos uma unidade benzoxazina de amina aromática, contendo pelo menos um grupo amino primário, e pelo menos um composto fenólico com pelo menos um orto-hidrogênio, e alquil formcel. em uma modalidade, a amina aromática reage com alquil formcel para gerar um composto intermediário alcoximetila. posteriormente, o composto intermediário reage com um fenol para gerar o composto benzoxazina. em outra modalidade, o composto benzoxazina é formado pela reação da amina aromática com alquil formcel e fenol em uma etapa reacional. também é descrito um método para isolar o composto alcoximetila formado pela reação da amina aromática com alquil formcel. o composto alcoximetila isolado é útil como um reagente em uma reação subsequente. The present invention describes a synthetic process for producing a benzoxazine compound containing at least one aromatic amine benzoxazine moiety containing at least one primary amino group and at least one phenolic compound with at least one orthohydrogen and alkyl formcel. in one embodiment, the aromatic amine reacts with alkyl formcel to generate an alkoxymethyl intermediate compound. thereafter, the intermediate compound reacts with a phenol to generate the benzoxazine compound. In another embodiment, the benzoxazine compound is formed by reacting the aromatic amine with alkyl formcel and phenol in one reaction step. Also described is a method for isolating the alkoxymethyl compound formed by reacting the aromatic amine with alkyl formcel. The isolated alkoxymethyl compound is useful as a reagent in a subsequent reaction.

A process for the preparation of 1,3,5-triazine carbamates from amino-1,3,5-triazines and organic carbonates

A PROCESS FOR THE PREPARATION OF 1,3,5-TRIAZINE CARBAMATES FROM AMINO-1,3,5-TRIAZINES AND ORGANIC CARBONATES ABSTRACT OF THE DISCLOSURE Provided is a process for preparing an at least bis-carbamate functional 1,3,5-triazine by contacting an at least diamino-1,3,5-triazine, an acyclic organic carbonate and a base, as well as certain novel compositions producible thereby. Also provided are substantially halogen contamination free crosslinker compositions comprising the products obtainable by the process, and curable compositions based upon these crosslinkers.

POLY-TRISARYL-1,3,5-TRIAZINE CARBAMATE AS UV LIGHT ABSORBER

Benzoxazines and compositions containing the same

A curable composition containing more than 80% by weight of a blend of benzoxazines, wherein the blend includes (A) one or more multifunctional benzoxazines and (B) a liquid, non-halogenated monofunctional benzoxazine. This composition has been found to be stable at high temperatures, e.g. 180°C-250°C, and suitable for making composite materials using conventional techniques such as prepregging and liquid resin infusion.

Process for preparing bis- or tris-carbamate functional 1,3,5-triazines, substantially halogen contamination free crosslinker compositions and new bis-or tris-carbamate functional 1,3,5-triazines

Process for the preparation of 1,3,5-triazine carbamates from amino 1,3,5-triazines and organic carbonates

Provided is a process for preparing an at least bis-carbamate functional 1,3,5-triazine by contacting an at least diamino-1,3,5-triazine, an acyclic organic carbonate and a base, as well as certain novel compositions producible thereby. Also provided are substantially halogen contamination free crosslinker compositions comprising the products obtainable by the process, and curable compositions based upon these crosslinkers.

Encapsulated stabilizer compositions.

Se proporcionan composiciones de lote maestro de la resina como pelotillas con extremos cerrados que tienen un núcleo que incluye al menos un aditivo y una capa externa que comprende un polí­mero que encapsula el núcleo, en los que el grosor de la capa externa es de 0.001mm a 1cm. Se prepara una composición estabilizadora a partir del material orgánico que se a estabilizar y la composición del lote maestro de la resina. Un proceso para producir la composición de lote maestro de la resina incluye coextruir en forma tubular un material nuclear encapsulado por una capa externa, donde el material nuclear comprende al menos un aditivo y la capa externa comprende un polí­mero, para formar un tubo rellenado, introducir el tubo rellenado en un dispositivo de sellado que corta el tubo rellenado en múltiples sellos de segmentos discretos y sella simultáneamente cada extremo de cada segmento discreto, para formar de esta manera pelotillas con extremos cerrados; y enfriar las pelotillas con extremos cerrados.

Trifunctional benzoxazine and use thereof in curable resin compositions and composite materials

A mefa-substituted trifunctional benzoxazine monomer and compositions containing the same, wherein the trifunctional benzoxazine monomer is represented by the following structure.

Stabilizer compositions and methods for using same for protecting organic materials from UV light and thermal degradation

Stabilizer compositions having a stabilizing amount of at least one co-active agent; and a stabilizing amount of any one or more ultraviolet light absorber chosen from an ortho-hydroxyphenyl triazine, an ortho-hydroxy benzophenone, or an ortho-hydroxyphenyl benzotriazole, optionally in combination with a stabilizing amount of a hindered amine light stabilizer, are provided herein, along with masterbatch concentrates containing same, and processes for using same for stabilizing organic materials to protect against light and thermal degradation due to exposure to UV irradiation.

Stabilizer compositions and methods for using same for protecting organic materials from UV light and thermal degradation

Stabilizer compositions having a stabilizing amount of at least one co-active agent; and a stabilizing amount of any one or more ultraviolet light absorber chosen from an ortho-hydroxyphenyl triazine, an ortho-hydroxy benzophenone, or an ortho-hydroxyphenyl benzotriazole, optionally in combination with a stabilizing amount of a hindered amine light stabilizer, are provided herein, along with masterbatch concentrates containing same, and processes for using same for stabilizing organic materials to protect against light and thermal degradation due to exposure to UV irradiation.

PROCEDURE FOR THE PREPARATION OF TRIAZINS USING A COMBINATION OF LEWIS ACIDS AND REACTION PROMOTERS.

Un procedimiento para sintetizar un compuesto de triazina que comprende: (i) hacer reaccionar un haluro cianúrico de fórmula V: Fórmula V en la que cada X es independientemente haluro, con al menos un compuesto de fórmula II Fórmula II en la que R6, R7, R8, R9 y R10 son iguales o diferentes y cada uno es hidrógeno, halógeno, alquilo de 1 a 24 átomos de carbono, haloalquilo de 1 a 24 átomos de carbono, arilo de 6 a 24 átomos de carbono, alquenilo de 2 a 24 átomos de carbono, acilo de 1 a 24 átomos de carbono, aralquilo de 7 a 24 átomos de carbono, aracilo de 6 a 24 átomos de carbono, OR, NRR'', CONRR'', OCOR, CN, SR, SO2R, SO3H, SO3M, en la que M es un metal alcalino, R y R'' son iguales o diferentes y cada uno es hidrógeno, alquilo de 1 a 24 átomos de carbono, haloalquilo de 1 a 24 átomos de carbono, arilo de 6 a 24 átomos de carbono, alquenilo de 2 a 24 átomos de carbono, acilo de 1 a 24 átomos de carbono, cicloalquilo de 1 a 24 átomos de carbono, cicloacilo de 5 a 24 átomos de carbono, aralquilo de 7 a 24 átomos de carbono, o aracilo de 6 a 24 átomos de carbono, y de forma opcional cualquiera de R6 y R7, R7 y R8, R8 y R9 o R9 y R10, siendo, tomados conjuntamente, una parte de un anillo carbocíclico condensado saturado o insaturado que contiene de forma opcional átomos de O, N o S en el anillo, para dar un compuesto de fórmula III: Fórmula III en la que X es un halógeno y Ar1 y Ar2 son iguales o diferentes y cada uno es un radical de un compuesto de fórmula II: llevándose a cabo la reacción en presencia de al menos un disolvente y al menos un ácido de Lewis durante un tiempo suficiente a una temperatura y presión adecuadas para producir el compuesto de triazina de fórmula III, caracterizado porque la reacción se lleva a cabo en presencia de un promotor de reacción que es diferente del disolvente y del compuesto de fórmula II y es un ácido inorgánico u orgánico que contiene al menos un protón ácido, agua, un alcohol o mezclas de los mismos y ...

Reaction product of a cyclic urea and a multifunctional aldehyde.

La invención se relaciona con un producto de reacción UA de por lo menos una urea cíclica U y por lo menos un aldehído multifuncional A cuyo producto de reacción tiene como sustituyentes en los átomos de carbono carbonilo del aldehído A por lo menos una clase de grupos funcionales seleccionados del grupo que consiste de grupos hidroxilo -OH y grupos alcoxi -OR caracterizados porque los grupos -OR comprenden grupos alcoxi -OR1 y -OR2, en donde R1 y R2 ambos son seleccionados independientemente uno de otro del grupo que consiste de grupos alquilo lineales, ramificados o cíclicos que tienen desde uno hasta doce átomos de carbono, en donde R1 y R2 pueden ser iguales o pueden ser diferentes uno de otro, a un proceso de hacer estos, y a un método de uso como reticulador en composiciones de revestimiento.

Aminoplast anchored trisaryl-triazine uv absorber

A novel class of UV absorbers, ortho-hydroxyphenyl substituted triazine compounds bonded to aminoplast resins is provided. Compared to unanchored stabilizers, the anchored stabilizers disclosed herein have increased compatibility with coating resins and have reduced volatility due to higher molecular weights resulting from anchoring. A process for preparing the anchored stabilizers by the reaction of triazines containing active hydrogen with alkoxymethylated aminoplasts in the presence of a catalytic amount of acid. The novel ortho-hydroxylphenyl substituted triazine compounds are boun d to the aminoplast resins by carbon-oxygen, carbon-carbamoyl nitrogen or carb on- active methylene carbon linkages. The aminoplasts include alkoxymethylated derivates of glycolurils, melamines, and urea-formaldehyde resins.

TEMPERATURE RESISTANT PARA TERTIARY ALKYL PHENYL SUBSTITUTED TRIAZINE AND PYRIMIDINE AS UV LIGHT ABSORBER

Mixtures of crosslinking agents

The invention relates to a crosslinker composition comprising a reaction product of a cyclic urea U and a multifunctional aliphatic aldehyde A, and at least one crosslinker selected from the group consisting of reaction products of an aminotriazine and at least one aldehyde selected from the group consisting of aliphatic monoaldehydes and multifunctional aliphatic aldehydes having the structure Y(CHO)n, where Y is an n-functional aliphatic residue, and n is greater than 1; reaction products of urea and/or cyclic ureas and formaldehyde; alkoxycarbonyl- aminotriazines; multifunctional isocyanates which may be partially or completely blocked; reaction products of phenols and aliphatic monoaldehydes; multifunctional epoxides; multifunctional aziridines; and multifunctional carbodiimides, wherein any of the crosslinkers which have hydroxyl groups may be etherified with one or more linear, branched, or cyclic aliphatic alcohols.

Reaction product of a cyclic urea and a multifunctional aldehyde

The invention relates to a reaction product UA of at least one cyclic urea U and at least one multifunctional aldehyde A which reaction product has as substituents on the carbonyl carbon atoms of the aldehyde A at least one kind of functional groups selected from the group consisting of hydroxyl groups -OH and alkoxy groups -OR characterised in that the groups -OR comprise at least two kinds of alkoxy groups -OR1 and -OR2, where R1 and R2 are both selected from the group consisting of linear, branched or cyclic alkyl groups having from one to twelve carbon atoms, where R1 and R2 may be the same or may be different from each other, to a process of making these, and to a method of use as crosslinker in coating compositions.

Modified amino resins

This invention relates to products H made by reaction of a cyclic alkylene urea U, at least one multifunctional aldehyde A2, and at least one of (a) an aminoplast former M that is not the same as the cyclic alkylene urea U, and (b) a monofunctional aldehyde A1, which product H is optionally etherified by reaction of at least a part of the hydroxyl groups formed by addition reaction of N-H groups and aldehyde groups, with an alcohol having from one to ten carbon atoms, and wherein glyoxal is present in the at least one multifunctional aldehyde A2, to processes for their preparation, and to a method of use thereof in coating compositions.

Non-yellowing ortho-dialkyl aryl substituted triazine ultraviolet light absorbers.

Process for the preparation of a reaction product of a cyclic urea and a multifunctional aldehyde.

La invención se relaciona con un proceso para hacer un producto de reacción UA de por lo menos un aldehído multifuncional A con por lo menos una urea cíclica U, mezclando por lo menos un aldehído multifuncional A con por lo menos una urea cíclica U en la presencia de por lo menos un alcohol R1-OH, y opcionalmente, por lo menos un solvente que no tiene grupos reactivos que pueden reaccionar con grupos aldehído, grupos -CO-NH-, o grupos hidroxilo, para efectuar una reacción de adición para obtener una solución de un producto UA, en donde Rl es seleccionado del grupo que consiste de grupos alquilo lineal, ramificado o cíclico que tiene desde uno hasta doce átomos de carbono, al producto de reacción obtenido por este proceso, y a un método de uso del mismo como reticulador para composiciones de revestimiento.

Novel trisaryl-1,3,5-triazine ultraviolet light absorbers

Stabilized spandex compositions

Compounds of the formula (I) as defined herein are useful for stabilizing spandex. Stabilized spandex compositions are obtained by intermixing spandex polymer or prepolymer with stabilizing amounts of one or more compounds of the formula (I). Preferred stabilized spandex polymer or prepolymer compositions exhibit improved color stability.

Modified amino resins

This invention relates to products H made by reaction of a cyclic alkyleneurea U, at least one multifunctional aldehyde A2, and at least one of (a) an aminoplast former M that is not the same as the cyclic alkyleneurea U, and (b) a monofunctional aldehyde A1, which product H is optionally etherified by reaction of at least a part of the hydroxyl groups formed by addition reaction of N—H groups and aldehyde groups, with an alcohol having from one to ten carbon atoms, and wherein glyoxal is present in the at least one multifunctional aldehyde A2, to processes for their preparation, and to a method of use thereof in coating compositions.

Process for the preparation of 1,3,5-triazine carbamates, 1,3,5-triazines which contain at least one functional carbamate group

Process for the preparation of a reaction product of a cyclic urea and a multifunctional aldehyde

Benzoxazines and compositions containing the same

A curable composition containing more than 80% by weight of a blend of benzoxazines, wherein the blend includes (A) one or more multifunctional benzoxazines and (B) a liquid, non-halogenated monofunctional benzoxazine. This composition has been found to be stable at high temperatures, e.g. 180°C-250°C, and suitable for making composite materials using conventional techniques such as prepregging and liquid resin infusion.

process for preparing a urea-aldehyde reaction product, urea-aldehyde reaction product, method of using urea-aldehyde reaction product, and, composition of matter

processo para preparar um produto de reação ureiaaldeído, produto de reação ureia-aldeído, método de uso de produto de reação ureia-aldeído, e, composição de matéria esta invenção refere-se a um processo para preparar um produto de reação ua de pelo menos um aldeído multifuncional a com pelo menos uma ureia cíclica u, por misturação de o pelo menos um aldeído multifuncional a com a pelo menos uma ureia cíclica u na presença de pelo menos um álcool r'-oh, e opcionalmente, pelo menos um solvente que não tem grupos reativos que podem reagir com grupos aldeído, grupos -co-nh-, ou grupos hidroxila, para realizar uma reação de adição para obter uma solução de um produto ua, onde r' é selecionado do grupo consistindo de grupos alquila lineares, ramificados ou cíclicos tendo de um a doze átomos de carbono, ao produto de reação obtido por este processo, e a um método de seu uso como agente reticulante para composições de revestimento. process for preparing a urea-aldehyde reaction product, urea-aldehyde reaction product, method of using urea-aldehyde reaction product, and, composition of matter this invention relates to a process for preparing a water reaction product of at least a multifunctional aldehyde a with at least one cyclic urea u, by mixing the at least one multifunctional aldehyde a with at least one cyclic urea u in the presence of at least one alcohol r'-oh, and optionally, at least one solvent that does not have reactive groups that can react with aldehyde groups, -co-nh- groups, or hydroxyl groups, to perform an addition reaction to obtain a solution of a water product, where r 'is selected from the group consisting of linear alkyl groups, branched or cyclic having one to twelve carbon atoms, the reaction product obtained by this process, and a method of its use as a crosslinking agent for coating compositions.

Benzoxazines and compositions containing the same

Una composición curable que comprende más de 80 % en masa de una mezcla de benzoxazina, comprendiendo dicha mezcla de benzoxazinona: (A) un compuesto de benzoxazinona no halogenada, en forma líquida en el intervalo de temperatura de 20 ºC-30 ºC y seleccionada de la siguiente Estructura 1**Fórmula** y (B) un componente de benzoxazinona multifuncional que comprende uno o más compuestos de benzoxazinona con funcionalidad 2 o superior. A curable composition comprising more than 80% by mass of a benzoxazine mixture, said benzoxazinone mixture comprising: (A) a non-halogenated benzoxazinone compound, in liquid form in the temperature range of 20 ° C-30 ° C and selected from the following Structure 1 ** Formula ** and (B) a multifunctional benzoxazinone component comprising one or more benzoxazinone compounds with functionality 2 or higher.

Granular stabilizer compositions for use in polymer resins and methods of making them

L'invention concerne des compositions stabilisatrices granulaires comprenant des mélanges concentrés constitués d'un ou de plusieurs additifs polymères, et d'un ou de plusieurs agents co-actifs, caractérisées en ce que lesdites compositions génèrent peu poussière et sont sensiblement exemptes de résine polymère de support ; un procédé de fabrication desdites compositions stabilisatrices, et leurs utilisations pour conférer une protection améliorée aux résines polymères contre les effets délétères de l'air (oxygène), du catalyseur résiduaire, de la contrainte mécanique, de la chaleur et de la lumière. The invention relates to granular stabilizer compositions comprising concentrated mixtures consisting of one or more polymer additives, and one or more co-active agents, characterized in that said compositions generate little dust and are substantially free of polymer resin support; a method of making said stabilizer compositions, and their uses for imparting improved protection to polymer resins against the deleterious effects of air (oxygen), waste catalyst, mechanical stress, heat and light.

Encapsulated stabilizer compositions

Non-etherified reaction product of a cyclic urea and a multifunctional aldehyde

Una composición de revestimiento que comprende un producto UA de reacción no eterificado de al menos un aldehído A multifuncional con al menos una urea U cíclica, y una resina reticulable que tiene al menos un tipo de grupos funcionales de hidrógeno activo, caracterizada porque el grado de eterificación, medido como la relación de n(-O-R)/n(U) de la cantidad de sustancia n(-O-R) de grupos alcoxi como sustituyentes de los átomos de carbono de aldehído del aldehído multifuncional unido químicamente en el producto UA de reacción frente a la cantidad de sustancia n(U) de urea U cíclica químicamente unida en los productos de reacción, es menor que 0,01 mol/mol y en la que la relación de la cantidad de sustancia n(-CHO) de grupos aldehídos en al menos un aldehído A multifuncional, y la cantidad de sustancia n(-NH-CO) de grupos NH amídicos en al menos una urea U cíclica satisface la condición 1,0 mol/mol <= n(-CHO)/n(-NH-CO) <= 1,30 mol/mol.

New trisaryl-1,3,5-triazine absorbers for ultraviolet light

Non-etherified reaction product of a cyclic urea and a multifunctional aldehyde

The invention relates to a coating composition comprising a reaction product UA of at least one multifunctional aldehyde A with at least one cyclic urea U, and a crosslinkable resin having at least one kind of functional groups selected from the group consisting of hydroxyl functional groups, acid functional groups, amide functional groups, amino functional groups, imino functional groups, mercaptan functional groups, phosphine functional groups, and carbamate functional groups, characterised in that the degree of etherification, measured as the ratio «(-0-R) / «(U) of the amount of substance n(-O-R) of alkoxy groups as substituents of the aldehyde carbon atoms of the multifunctional aldehyde chemically bound in the reaction product UA to the amount of substance «(U) of cyclic urea U chemically bound in the reaction products, is less than 0.01 mol/mol, and to a process for the preparation of the reaction product UA.

Encapsulated stabilizer compositions

Non-yellowing triazine and pyrimidine ultraviolet light absorbers

This invention relates generally to para-tertiary alkyl phenyl substituted pyrimidines and triazines and the use thereof to protect against degradation by environmental forces, inclusive of ultraviolet light, actinic radiation, oxidation, moisture, atmospheric pollutants and combinations thereof. The new class of para-tertiary alkyl phenyl substituted pyrimidines and triazines includes two tertiary alkylated phenyl groups, and a resorcinol or substituted resorcinol group attached to the triazine or pyrimidine ring. These materials may, under the appropriate circumstances, be bonded to formulations comprising coatings, polymers, resins, organic compounds and the like via reaction of the bondable functionality with the materials of the formulation. A method for stabilizing a material by incorporating such para-tertiary alkyl phenyl substituted pyrimidines and triazines is also disclosed.

Process for making 2-(2-hydroxy-4-alkoxyphenyl)-4,6-bisaryl-1,3,5-triazines

The invention relates to a novel process for making 2-(2-hydroxy-4-alkoxyphenyl)-4,6-bisaryl-1,3,5-triazine and 2-(2,4-dialkoxyphenyl)-4,6-bisaryl-1,3,5-triazine compounds directly from 2-chloro-4,6-bisaryl-1,3,5-triazine compounds with 3-alkoxyphenol, 1,3-dialkoxylbenzene compounds or mixtures thereof. The reaction step to prepare 2-chloro-4,6-bisaryl-1,3,5-triazines from the reaction of cyanuric chloride with substituted aromatic compounds can be combined with the addition reaction of 3-alkoxyphenol or 1,3-dialkoxylbenzene in a two-step, one-pot process. The 2-(2-hydroxyl-4-alkoxyphenyl)-4,6-bisaryl-1,3,5-triazine, and 2-(2,4-dialkoxyphenyl)-4,6-bisaryl-1,3,5-triazine compounds, are useful to stabilize materials against damage by light, heat, and oxygen, and as stabilizers for organic material, or mixtures thereof.

Granular stabilizer compositions for use in polymer resins and methods of making same

Granular stabilizer compositions including concentrated blends of one or more polymer additive, and one or more co-active agent, which compositions are low-dusting and substantially free of a carrier polymer resin are disclosed herein, along with process for making the stabilizer compositions, and uses of such stabilizer compositions for providing enhanced protection of polymer resins against deleterious effects from air (oxygen), residual catalyst, mechanical stress, heat, and light.

Encapsulated stabilizer compositions

Resin masterbatch compositions are provided as closed end pellets having a core including at least one additive and an outer layer comprising a polymer encapsulating the core, in which the thickness of the outer layer if from 0.001 mm to 1 cm. A stabilized composition is prepared from an organic material to be stabilized and the resin masterbatch composition. A process for producing the resin masterbatch composition includes co-extruding in tubular form a core material encapsulated by an outer layer, wherein the core material comprises at least one additive, and the outer layer comprises a polymer, to form a filled tube; passing the filled tube into a sealing device that cuts the filled tube into multiple discrete segments seals and simultaneously seals each end of each discrete segment, thereby forming closed end pellets; and cooling the closed end pellets.

Process for making benzoxazines

A synthesis process for making a benzoxazine compound containing at least one benzoxazine unit from aromatic amine containing at least one primary amino group, at least one phenolic compound with at least one ortho-hydrogen, and alkyl formcel. In one embodiment, the aromatic amine is reacted with alkyl formcel to generate an alkoxymethyl intermediate compound. Subsequently, the intermediate compound is reacted with a phenol to generate the benzoxazine compound. In another embodiment, the benzoxazine compound is formed by reacting aromatic amine with alkyl formcel and phenol in one reaction step. Also disclosed is a method for isolating the alkoxymethyl compound formed by reacting aromatic amine with alkyl formcel. The isolated alkoxymethyl compound is useful as a reactant in a subsequent reaction.

Process for the preparation of 1,3,5-triazine carbamates from amino-1,3,5-triazines and organic carbonates

Provided is a process for preparing an at least bis-carbamate functional 1,3,5-triazine by contacting an at least diamino-1,3,5-triazine, an acyclic organic carbonate and a base, as well as certain novel compositions producible thereby. Also provided are substantially halogen contamination free crosslinker compositions comprising the products obtainable by the process, and curable compositions based upon these crosslinkers.

2-(2,4 dihydroxyphenyl)-4,6 bis(3,4-dimethylphenyl)-s-triazine and 2-(2,4-dihydroxyphenyl)4(3,4-dimethylphenyl)-6-(2,3-dimethylphenyl)-s-triazine and derivatives thereof as UV-absorber

A triazine UV absorber compound selected from Compound A or Compound B wherein R 1 and R 2 are the same or different and each is hydrogen, alkyl of 1 to 24 carbon atoms, haloalkyl of 1 to 24 carbon atoms, alkenyl of 2 to 24 carbon atoms, acyl of 1 to 24 carbon atoms, aryl of 6 to 24 carbon atoms, cycloalkyl of 5 to 24 carbon atoms, cycloacyl of 5 to 24 carbon atoms, aralkyl of 7 to 24 carbon atoms and aracyl of 6 to 24 carbon atoms.

Rotverschobene trisaryl-1,3,5-triazine als uv- licht-absorber

Method for manufacture of fine particles

A method for a manufacture of particles of a desired substance comprising: vibrating a surface (13) at a desired frequency; applying a dispersion having at least a solvent and the desired substance on to or close to the vibrating surface (13) to generate droplets; and applying an antisolvent at near or supercritical conditions to the droplets which results in the desired substance in the form of particles, the solvent being miscible with the antisolvent and desired substance being substantially in the antisolvent.

Compositions and methods for protecting organic polymeric materials from the deleterious effects exposure to uv-c light

Polymer compositions for making stabilized polymeric articles that are resistant to at least one deleterious effect of discoloration, cracking, or crazing upon exposure to UV- C (190-280 nm) light are provided herein, wherein the polymer compositions include: (i) an organic polymeric material; and (ii) a stabilizer composition comprising: an antioxidant selected from the group consisting of hindered phenols, phosphites and phosphonites, and mixtures thereof; and a light stabilizer selected from the group consisting of hindered amine light stabilizers (HALS), UV absorbers (UVA), hindered benzoates, and mixtures thereof, even where barium compounds (such as barium salts) are absent from the stabilizer composition, and with the proviso that the HALS is not bis(2,2,6,6,-tetramethyl-4-piperidyl) sebacate (TINUVIN™ 770) alone. At least one of reduced discoloration, cracking, or crazing upon exposure to UV-C light is associated with the use of the light stabilizer in combination with the antioxidant compared to the antioxidant in the absence of the light stabilizer. Methods of stabilizing organic polymeric materials against the deleterious effects of UV-C light by adding to the organic polymeric materials the antioxidant and the light stabilizer, are also provided.

Verfahren zur herstellung von amidderivaten aus haloaminotriazinen und säurehalogeniden

Composiciones estabilizantes y metodos de uso de las mismas para proteger materiales organicos polimericos de luz ultravioleta (uv) y la degradacion termica.

Composiciones estabilizantes que tienen una cantidad estabilizante de al menos un agente co-activo; y una cantidad estabilizante de uno cualquiera o más absorbedores de luz ultravioleta seleccionados entre una orto-hidroxifenil triazina, una orto-hidroxi benzofenona o un orto-hidroxifenil benzotriazol, opcionalmente en combinación con una cantidad estabilizante de un estabilizante lumínico de amina impedida, junto con concentrados de mezcla maestra que contienen los mismos y procesos para usar los mismos para estabilizar materiales orgánicos para protegerlos contra la degradación lumínica y térmica debida a la exposición a irradiación UV.

Stabilizer compositions and methods for using same for protecting polymeric organic materials from uv light and thermal degradation

Stabilizer compositions having a stabilizing amount of at least one co-active agent; and a stabilizing amount of any one or more ultraviolet light absorber chosen from an ortho-hydroxyphenyl triazine, an ortho-hydroxy benzophenone, or an ortho-hydroxyphenyl benzotriazole, optionally in combination with a stabilizing amount of a hindered amine light stabilizer, are provided herein, along with masterbatch concentrates containing same, and processes for using same for stabilizing organic materials to protect against light and thermal degradation due to exposure to UV irradiation. (see formula II)

Synergistic stabilizer compositions and methods for using same for protecting organic materials from uv light and thermal degradation

Synergistic stabilizer compositions having a stabilizing amount of a co-synergist; optionally a stabilizing amount of a co-active agent; a stabilizing amount of an ultraviolet light absorber selected from an ortho-hydroxyphenyl triazines, ortho-hydroxy benzophenones, oxanilides, cyanoacrylates, benzoxazinones, optionally ortho-hydroxyphenyl benzotriazoles, and combinations thereof; and a stabilizing amount of a hindered amine light stabilizer, are provided herein. The total weight of co-synergist (IV) and co-active agent (when present) is from 1 wt.% to 99 wt. %, based on the total weight of the stabilizer composition; and the weight ratio of co- synergist to co-active agent (when present) is 1:99 to 99:1. Also disclosed are masterbatch concentrates, stabilized polymer compositions, and stabilized articles of manufacture, all containing the stabilizer composition.

2-(2,4-dihydroxyphenyl)-4,6- bis(3,4-dimethylphenyl)-s-triazin og 2-(2,4-dihydroxyphenyl)-4-(3,4-dimethylphenyl)-6-(2,3-dimethylphenyl)-s-triazin og derivater deraf som UV-absorber

2-(2,4 dihydroxyphenyl)-4,6 bis(3,4-dimethylphenyl)-s-triazine and 2-(2,4-dihydroxyphenyl)4(3,4-dimethylphenyl)-6-(2,3-dimethylphenyl)-s-triazine and derivatives thereof as UV-absorber

A triazine UV absorber compound selected from Compound A or Compound B wherein R 1 and R 2 are the same or different and each is hydrogen, alkyl of 1 to 24 carbon atoms, haloalkyl of 1 to 24 carbon atoms, alkenyl of 2 to 24 carbon atoms, acyl of 1 to 24 carbon atoms, aryl of 6 to 24 carbon atoms, cycloalkyl of 5 to 24 carbon atoms, cycloacyl of 5 to 24 carbon atoms, aralkyl of 7 to 24 carbon atoms and aracyl of 6 to 24 carbon atoms.