Method and Device for Production of a Three-Dimensional Article

The invention relates to a method and device for production of a three-dimensional article from a material, by means of layered application. According to the invention, a dropwise application is carried out, whereby drops of reaction components are ejected by a nozzle arrangement (3) and applied to a base reaction component (2), arranged on a substrate (1). The material for the three-dimensional article is formed in layers, with reaction of the base reaction component (2) with reaction components on contact, whereby the material is formed on a reaction of the base reaction component with one of the reaction components to give a material with one material property and on another reaction of the base reaction component with another of the reaction components to give a material with another material property. On production of the three-dimensional article, an article section is produced in which a gradual transition between the one material property and the other material property is generated ...

PREPARING POLYMER COMPOSITE PARTICLE BY MINIEMULSION POLYMERIZATION USING REACTIVE CO-STABILIZER

The present disclosure relates to a composition, comprising a monomer; a reactive co-stabilizer; a carbon black; a surfactant; and a filler, wherein the composition is used to prepare a polymer/carbon black composite particle by MEP technology along with a method for same. The reactive co-stabilizer as disclosed is methacrylate derivative containing a long alkyl chain R, with R consisting of 6-22 C atoms and being branched or linear, saturated and/or unsaturated such as stearyl methacrylate (SteaMA). The polymer/carbon black composite particle as prepared has an enhanced stability and low VOC as compared to a pure polymer prepared by MEP. Further, the prepared polymer can be used as basic resins in materials for toner applications.

POLYMER NANOPARTICLE PREPARATION BY MINIEMULSION POLYMERIZATION

The present disclosure relates to a composition and a method to prepare a polymer nanoparticle using miniemulsion polymerization (MEP) comprising a monomer, a reactive co-stabilizer and a reactive surfactant. The reactive co-stabilizer as disclosed is a methacrylate containing perfluorinated or semifluorinated side chains like 1H,1H,2H,2H-perfluorodecyl methacrylate (HFMA). Further, the reactive stabilizer as used in the preparation is cetyl trimethyl ammonium chloride (CTAB). The polymer nanoparticle as formed has an enhanced stability and low VOC as compared to a pure polymer prepared by MEP. 1. A composition , comprising:a monomer;a reactive co-stabilizer; anda reactive surfactant; wherein a polymer nanoparticle is prepared using miniemulsion polymerization (MEP) wherein the reactive co-stabilizer is a methacrylate derivative, wherein the methacrylate derivative is a methacrylate containing perfluorinated alcohol.2. (canceled)3. (canceled)4. The composition according to claim 1 , wherein the methacrylate derivative is a methacrylate containing semi-fluorinated alcohol.5. The composition according to claim 1 , wherein the reactive surfactant is sodium dodecyl sulphate (SDS).6. The composition according to claim 1 , wherein the monomer is styrene.7. The composition according to claim 1 , wherein the polymer nanoparticle has a particle size in between 20 nm to 1000 nm.8. The composition according to claim 1 , wherein the composition further comprise of a second monomer.9. The composition according to claim 8 , wherein the second monomer is n-butyl acrylate (n-BuA).10. A composition claim 8 , comprising:a reactive co-stabilizer;a reactive surfactant;a carbon black; anda polymer, wherein a polymer/carbon black composite particle is prepared using MEP wherein the reactive co-stabilizer is a methacrylate derivative, wherein the methacrylate derivative is a methacrylate containing perfluorinated alcohol.11. (canceled)12. (canceled)13. The composition according to claim ...

Biogenic oligomers as reactive additives for the curing of reactive resins

A reactive resin includes a vinyl ester resin as a base resin and an oligomeric itaconic acid ester as a reactive diluent. 2: The reactive resin according to claim 1 , wherein the at least one itaconic acid ester of the formula (I) has a weight-average molar mass Mof at least 500 g/mol.3: The reactive resin according to claim 1 , wherein the at least one itaconic acid ester of the formula (I) is completely obtainable from a renewable raw material.4: The reactive resin according to claim 1 , wherein the at least one vinyl ester resin is a vinyl urethane ester resin.5: The reactive resin according to claim 1 , further comprising at least one inhibitor.6: The reactive resin according to claim 5 , wherein the at least one inhibitor is selected from the group consisting of 2-methoxyphenol claim 5 , 4-methoxyphenol claim 5 , 2 claim 5 ,6-di-tert-butyl-4-methylphenol claim 5 , 2 claim 5 ,4-di-tert-butylphenol claim 5 , 2 claim 5 ,6-di-tert-butylphenol claim 5 , 2 claim 5 ,4 claim 5 ,6-trimethylphenol claim 5 , 2 claim 5 ,4 claim 5 ,6-tris(dimethylaminomethyl)phenol claim 5 , 4 claim 5 ,4′-thio-bis(3-methyl-6-tert-butylphenol) claim 5 , 4 claim 5 ,4′-isopropylidenediphenol claim 5 , 6 claim 5 ,6′-di-tert-butyl-4 claim 5 ,4′-bis (2 claim 5 ,6-di-tert-butylphenol) claim 5 , 1 claim 5 ,3 claim 5 ,5-trimethyl-2 claim 5 ,4 claim 5 ,6-tris(3 claim 5 ,5-di-tert-butyl-4-hydroxybenzyl)benzene claim 5 , 2 claim 5 ,2′-methylene-di-p-cresol claim 5 , pyrocatechol claim 5 , 4-tert-butyl pyrocatechol claim 5 , 4 claim 5 ,6-di-tert-butyl pyrocatechol claim 5 , hydroquinone claim 5 , 2-methylhydroquinone claim 5 , 2-tert-butylhydroquinone claim 5 , 2 claim 5 ,5-di-tert-butylhydroquinone claim 5 , 2 claim 5 ,6-di-tert-butylhydroquinone claim 5 , 2 claim 5 ,6-dimethylhydroquinone claim 5 , 2 claim 5 ,3 claim 5 ,5-trimethylhydroquinone claim 5 , benzoquinone claim 5 , 2 claim 5 ,3 claim 5 ,5 claim 5 ,6-tetrachloro-1 claim 5 ,4-benzoquinone claim 5 , methylbenzoquinone claim 5 , 2 claim 5 ,6- ...

Method for Producing Highly Reactive Isobutylene Homo-or Copolymers Using Boron-Containing Catalyst Complexes

Preparation of highly reactive isobutene homo- or copolymers having Mn=from 500 to 45 000 by polymerizing isobutene in the liquid phase in the presence of a dissolved, dispersed or supported boron-containing catalyst complex, by using, as the catalyst complex, a protic acid compound I [H+]m+1[R1R2R3B—(-Am+—BR5R6—)n—R4](m+1)−.Lx (I) R1 to R6 each independently aliphatic, heterocyclic or aromatic, fluorinated hydrocarbon radicals having in each case from 1 to 18 carbon atoms, or silyl groups comprising C1 to C18 hydrocarbon radicals, A nitrogen-containing bridging member which forms covalent bonds to the boron atoms via its nitrogen atoms, L neutral solvent molecules, n=0 or 1, m=0 or 1 and x is ≧0.

Isosorbide derivatives as reactive additives in reactive resins and chemical dowels

A reactive resin includes a vinyl ester resin based on renewable raw materials, in particular a dianhydrohexitol-based vinyl ester resin as the base resin. A reactive resin component containing this reactive resin is useful for chemical fastening. 2. The reactive resin according to claim 1 , wherein X is selected from the group consisting of isosorbide claim 1 , isomannide claim 1 , and isoidide.3. The reactive according to claim 1 , wherein X represents isosorbide.5. The reactive resin according to claim 1 , wherein L represents claim 1 , independently of one another claim 1 , a bridging C-Calkylene group which is hydroxy-substituted.7. The reactive resin according to claim 1 , comprising:up to 70 wt. % of the at least one dianhydrohexitol compound of formula (I), based on a total weight of the reactive resin.8. A method for chemical fastening claim 1 , comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'applying the reactive resin according to to an anchoring agent in a borehole.'}9. A reactive resin cotrrponent claim 1 , comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'the reactive resin according to ; and'}an inorganic and/or organic aggregate.10. The reactive resin component according to claim 9 , comprising the inorganic aggregate claim 9 ,. wherein the inorganic aggregate is selected from the group consisting of quartz claim 9 , glass claim 9 , corundum claim 9 , porcelain claim 9 , earthenware claim 9 , light spar claim 9 , baryte claim 9 , gypsum claim 9 , talc claim 9 , chalk claim 9 , and mixtures thereof claim 9 , and wherein the inorganic aggregate is present in form of sand claim 9 , flour claim 9 , or molded bodies.11. The reactive resin component according to claim 9 , wherein the reactive resin is contained in an amount of from 10 to 60 wt. % claim 9 , based on a total weight of the reactive resin component.12. A two-component system claim 9 , comprising:{'claim-ref': {'@idref': 'CLM-00009', 'claim 9'}, 'the reactive resin ...

Polymer nanoparticle preparation by miniemulsion polymerization

The present disclosure relates to a composition and a method to prepare a polymer nanoparticle using miniemulsion polymerization (MEP) comprising a monomer, a reactive co-stabilizer and a reactive surfactant. The reactive co-stabilizer as disclosed is a methacrylate containing perfluorinated or semifluorinated side chains like 1H,1H,2H,2H-perfluorodecyl methacrylate (H 2 F 8 MA). Further, the reactive stabilizer as used in the preparation is cetyl trimethyl ammonium chloride (CTAB). The polymer nanoparticle as formed has an enhanced stability and low VOC as compared to a pure polymer prepared by MEP.

RESIN MIXTURE BASED ON VINYL ESTER RESIN, REACTIVE RESIN MORTAR COMPRISING SAME AND USE THEREOF

Described is a resin mixture comprising a vinyl ester resin and a co-polymerizable compound, which bears at least two methacrylate groups, some of which is replaced by an itaconic acid ester. It is possible to control the properties of the composition, such as the curing, through the selection of the itaconic acid ester. In addition and beyond this feature, it is possible to formulate resin compositions that exhibit a certain amount of bio-based carbon. 2. The resin mixture of wherein up to 100% by wt. of the co-polymerizable compound is replaced by the itaconic acid ester.3. The resin mixture of wherein the itaconic acid ester of the formula (I) or (II) can be obtained completely from renewable resources.4. The resin mixture of wherein the co-polymerizable compound having two methacrylate groups has an average molecular weight Min the range of 200 to 500 g/mol.5. The resin mixture of wherein the co-polymerizable compound is selected from the group consisting of 1 claim 1 ,4 butanediol di(meth)acrylate claim 1 , neopentyl glycol di(meth)acrylate claim 1 , PEG di(meth)acrylate claim 1 , triethylene glycol di(meth)acrylate and tripropylene glycol di(meth)acrylate).6. The resin mixture of wherein the vinyl ester resin is contained in an amount of 20 to 100% by wt.; and the co-polymerizable compound claim 1 , including the itaconic acid ester claim 1 , is contained in an amount of 0 to 80% by weight in the resin mixture.7. The resin mixture of further comprising a polymerization inhibitor and an accelerator.8. A reactive resin mortar comprising the resin mixture of and at least one inorganic aggregate.9. The reactive resin mortar of wherein said at least one inorganic aggregate is selected from the group consisting of fillers claim 8 , thickeners claim 8 , thixotropic agents claim 8 , non-reactive solvents claim 8 , agents for enhancing the ease of flow and wetting agents.10. The reactive resin mortar of wherein said at least one inorganic aggregate is cement claim 9 , ...

Adhesive dental materials with strongly acidic adhesive polymers

Radically polymerizable dental material which contains at least one radically polymerizable oligomer or polymer with strongly acidic groups, which has a number-average molecular weight of 1,000 to 200,000 g/mol.

Method and device for production of a three-dimensional article

The invention relates to a method and device for production of a three-dimensional article from a material, by means of layered application. According to the invention, a dropwise application is carried out, whereby drops of reaction components are ejected by a nozzle arrangement (3) and applied to a base reaction component (2), arranged on a substrate (1). The material for the three-dimensional article is formed in layers, with reaction of the base reaction component (2) with reaction components on contact, whereby the material is formed on a reaction of the base reaction component with one of the reaction components to give a material with one material property and on another reaction of the base reaction component with another of the reaction components to give a material with another material property. On production of the three-dimensional article, an article section is produced in which a gradual transition between the one material property and the other material property is generated ...

ADHESIVE DENTAL MATERIALS WITH STRONGLY ACIDIC ADHESIVE POLYMERS

Radically polymerizable dental material which contains at least one radically polymerizable oligomer or polymer with strongly acidic groups, which has a number-average molecular weight of 1,000 to 200,000 g/mol.

Polymer/Carbon Black Composite: Method for Its Preparation and Use Thereof

There is provided a process for preparing a polymer/carbon black composite material. The process comprises a mini emulsion polymerization (MEP) process involving a reactive co-stabilizer. Optionally, the co-stabilizer is a long alkyl chain methacrylate or a mixture of long alkyl chain methacrylates. 1. A process for preparing a polymer/carbon black composite material , comprising a mini emulsion polymerization (MEP) process involving a reactive co-stabilizer.2. The process according to claim 1 , wherein the co-stabilizer is a long alkyl chain methacrylate or a mixture of long alkyl chain methacrylates.6. The process according to claim 1 , wherein the MEP process further involves monomers of one type or more and carbon black.7. The process according to claim 1 , wherein the MEP process further involves monomers of one type or more claim 1 , carbon black and a charge control agent.8. The process according to claim 1 , wherein the MEP process further involves monomers of one type or more and carbon black claim 1 , and wherein the monomers are selected from the group consisting of styrene (St) claim 1 , alkyl esters of acrylic and methacrylic acids claim 1 , vinyl esters of aliphatic acids claim 1 , and monomers containing sulfonate groups including sodium styrene sulfonate (NaSS).9. The process according to claim 1 , wherein the MEP process further involves styrene (St) monomers and carbon black.10. The process according to claim 1 , wherein the MEP process further involves styrene (St) monomers claim 1 , carbon black and a charge control agent.11. The process according to claim 1 , wherein the amount of co-stabilizer is about 0.5 to 15 mol % based on the amount of the monomers.12. The process according to claim 1 , wherein the MEP process further involves monomers of one type or more claim 1 , carbon black and a charge control agent claim 1 , and wherein an amount of the charge control agent is about 0.1 to 10 mol % based on the amount of the monomers.14. The polymer/ ...

METHOD FOR PRODUCING COPOLYMERS MADE FROM ISOBUTENE AND AT LEAST ONE VINYLAROMATIC COMPONENT

The invention relates to a method for producing copolymers made from isobutene and at least one vinylaromatic component. Said method consists of polymerising isobutene or a hydrocarbon mixture containing isobutene with at least one vinylaromatic compound in the presence of a solvent-stable transistion metal complex comprising slightly co-ordinating anions as a polymerisation catalyst. The invention also relates to copolymers made of isobutene and at least one vinylaromatic compound, which can be obtained by means of said inventive method, in addition to specific functionalisation products therefrom.

Biogenic oligomers as reactive additives for the curing of reactive resins

A reactive resin includes a vinyl ester resin as a base resin and an oligomeric itaconic acid ester as a reactive diluent.

Solvent-Stable Metal Complexes Having Slightly Coordinating Counter Anions as Polymerisation Catalysts

The invention relates to a solvent-stable metal catalyst having slightly coordinating counter anions of formula I [M(L)a(Z)b]m+m(A−)(I), wherein M represents a transition metal of groups 3-12 of the periodic system, a lanthanide or a metal of groups 2 or 13 of the periodic system; L represents a solvent molecule; Z represents a mono or polycharged ligand; A− represents a slightly or non coordinated anion; a represents a whole number which is greater than or equal to 1; b represents a whole number which is greater than or equal to 1, whereby the total from a and b is between 4 and 8, and m represents a whole number from 1 6. The invention also relates to a method for polymerising olefinically unsaturated compounds in the presence of said catalyst and copolymers which are made of monomers comprising isobutene and at least one vinylaromatic compound which is obtained according to said inventive method.

REVERSE OSMOSIS OR NANOFILTRATION MEMBRANES AND METHOD FOR PRODUCTION THEREOF

Reverse osmosis or nanofiltration membranes having a substrate on which a porous supporting layer is arranged, on which supporting layer a separation-active layer is arranged, on which separation-active layer a cover layer is arranged, wherein the separation-active layer comprises polyamide with acid chloride groups on the surface of the separation-active layer, and wherein the cover layer comprises a polymer containing functional groups, and the functional groups of the cover layer are coupled in a chemically reactive manner with the acid chloride groups of the polyamide of the separation-active layer. Embodiments are also directed to a method in which at least one cover layer is applied to the separation-active layer of polyamide immediately thereafter. 1. A reverse osmosis or nanofiltration membrane , comprising:at least one substrate;at least one porous supporting layer arranged on the at least one substrate;at least one separation-active layer arranged on the at least one supporting layer; and wherein the at least one separation-active layer comprises a polyamide applied by interfacial polymerization and has acid chloride groups at least on a surface of the at least one separation-active layer, and', 'wherein the at least one cover layer comprises at least one polymer containing functional groups, and the functional groups of the cover layer are coupled in a chemically-reactive manner with the acid chloride groups of the polyamide of the separation-active layer., 'at least one cover layer arranged on the at least one separation-active layer,'}2. The reverse osmosis or nanofiltration membrane according to claim 1 , wherein the at least one substrate is a textile fabric.3. The reverse osmosis or nanofiltration membrane according to claim 2 , wherein the textile fabric is a fleece.4. The reverse osmosis or nanofiltration membrane according to claim 1 , wherein the at least one porous supporting layer comprises polysulfone or polyethersulfone.5. The reverse osmosis ...

Charge Transporting Semi-Conducting Material and Semi-Conducting Device

The present invention relates to a charge transporting semi-conducting material comprising: a) optionally at least one electrical dopant, and b) at least one cross-linked charge-transporting polymer comprising 1,2,3-triazole cross-linking units, a method for its preparation and a semiconducting device comprising the charge transporting semi-conducting material.

Process for the preparation of highly reactive isobutene homo- or copolymers by means of boron-containing catalyst complexes

Herstellung von hochreaktiven Isobutenhomo- oder -copolymeren mit M¶n¶ = 500 bis 45000 durch Polymerisation von Isobuten in flüssiger Phase in Gegenwart eines gelösten, dispergierten oder geträgerten borhaltigen Katalysatorkomplexes, indem man als Katalysatorkomplex eine protonensaure Verbindung I einsetzt DOLLAR A [H·+·]¶m+1¶[R·1·R·2·R·3·B-(-A·m+·-BR·5·R·6·-)¶n¶-R·4·]·(m+1)-· È L¶x¶ DOLLAR A R·1· bis R·6· unabhängig voneinander aliphatische, heterocyclische oder aromatische fluorhaltige Kohlenwasserstoffreste mit jeweils 1 bis 8 Kohlenstoffatomen oder C¶1¶- bis C¶18¶-Kohlenwasserstoffreste enthaltende Silylgruppen, DOLLAR A A stickstoffhaltiges Brückenglied, welches zu den Boratomen kovalente Bindungen über seine Stickstoffatome ausbildet, DOLLAR A L neutrale Solvensmoleküle, DOLLAR A n = 0 oder 1, DOLLAR A m = 0 oder 1 und DOLLAR A x >= 0. Production of highly reactive isobutene homo- or copolymers with M¶n¶ = 500 to 45,000 by polymerizing isobutene in the liquid phase in the presence of a dissolved, dispersed or supported boron-containing catalyst complex by using a protonic acid compound I as the catalyst complex DOLLAR A [H · + ·] ¶M + 1¶ [R · 1 · R · 2 · R · 3 · B - (- A · m + · -BR · 5 · R · 6 · -) ¶n¶-R · 4 ·] · ( m + 1) - · È L¶x¶ DOLLAR AR · 1 · to R · 6 · independently of one another aliphatic, heterocyclic or aromatic fluorine-containing hydrocarbon radicals with 1 to 8 carbon atoms or containing C¶1¶ to C¶18¶ hydrocarbon radicals Silyl groups, DOLLAR AA nitrogen-containing bridge link, which forms covalent bonds to the boron atoms via its nitrogen atoms, DOLLAR AL neutral solvent molecules, DOLLAR A n = 0 or 1, DOLLAR A m = 0 or 1 and DOLLAR A x> = 0.

Buffering polymers and polymer networks for dental applications

Radikalisch polymerisierbare Zusammensetzung zur Verwendung bei der Behandlung und Vorbeugung von dentalen Indikationen, die mit einer Veränderung des pH-Werts verbunden sind, die (1) 10 - 90% Gew.-% Lösungsmittel, (2) 5 - 50 Gew.-% mindestens eines radikalisch polymerisierbaren Monomers mit Puffergruppen, (3) 0 - 50 Gew.-% mindestens eines monofunktionellen radikalisch polymerisierbaren Monomers, (4) 0 - 20 Gew.-% mindestens eines vernetzenden radikalisch polymerisierbaren Monomers und (5) 0,01 - 5 Gew.-% mindestens eines Initiators für die radikalische Polymerisation enthält, jeweils bezogen auf die Gesamtmasse der Zusammensetzung. A radically polymerizable composition for use in the treatment and prevention of dental indications associated with a pH change comprising (1) 10-90% by weight of solvent, (2) 5-50% by weight of at least a radical-polymerizable monomer having buffer groups, (3) 0-50% by weight of at least one monofunctional free-radically polymerizable monomer, (4) 0-20% by weight of at least one crosslinking radically polymerizable monomer, and (5) 0.01-5% by weight .-% contains at least one initiator for the radical polymerization, each based on the total mass of the composition.

Adhesive dental materials with strongly acidic adhesive polymers

Radikalisch polymerisierbarer Dentalwerkstoff, der mindestens ein radikalisch polymerisierbares Oligomer oder Polymer mit stark aciden Gruppen enthält, das eine zahlenmittlere Molmasse von 1000 bis 200000 g/mol aufweist. Free-radically polymerizable dental material which contains at least one radically polymerizable oligomer or polymer with strongly acidic groups which has a number-average molar mass of from 1000 to 200 000 g / mol.

Method for producing highly reactive isobutylene homo- or copolymers using boron-containing catalyst complexes

The invention relates to the production of highly reactive isobutylene homo- or copolymers with M<SUB>n</SUB> = 500 to 45,000 by polymerizing isobutylene in liquid phase in the presence of a dissolved, dispersed or supported boron-containing catalyst complex by using, as a catalyst complex, a Bronsted compound (I) [H<SUP>+</SUP>]<SUB>m+1</SUB> [R<SUP>1</SUP>R<SUP>2</SUP>R<SUP>3</SUP>B-(-A<SUP>m+</SUP>-BR<SUP>5</SUP>R<SUP>6</SUP>-)<SUB>n</SUB>-R<SUP>4</SUP>]<SUP>(m+1)-</SUP> L<SUB>x</SUB> (I), in which: R<SUP>1</SUP> to R<SUP>6</SUP> represent aliphatic, heterocyclic or aromatic fluorine-containing hydrocarbon radicals, which are independent of one another and which each have 1 to 18 carbon atoms or silyl groups containing C<SUB>1</SUB> to C<SUB>18</SUB> hydrocarbon radicals; A represents a bridge member that, via its nitrogen atoms forms bonds which are covalent to the boron atoms; L represents neutral solvent molecules; n = 0 or 1; m = 0 or 1, and; x = 0.

Resin mixture based on vinyl ester resin, reactive resin mortar comprising same and use thereof

A description is given of a resin mixture comprising a vinyl ester resin and a copolymerizable compound which carries at least two methacrylate groups, some of which is replaced by an itaconic ester. Through the choice of the itaconic ester it is possible to influence the properties of the composition, such as the curing. Furthermore, resin compositions can be formulated which have a certain proportion of biobased carbon.

Method for the preparation of multiply-branched aromatic polyesters

An improved method for producing multiply-branched polyester comprising condensing a reactant having the general formula Z¹-Ar-(Z²) j , wherein j is 2 or 3, Ar is an aryl or heteroaryl group having from 1 to 3, solitary or linked or fused, five or six membered rings, and one of Z¹ and Z² is a carboxyl group and the other is is a group having the general formula wherein R is an alkyl group having from 1 to 3 carbon atoms, X is selected from the group consisting of fluoro and chloro and g is an integer from 0 to 7.

Flowable polyamides

Thermoplastische Formmassen, enthaltend DOLLAR A A) 39 bis 99,95 Gew.-% eines thermoplastischen Polyamids DOLLAR A B) 0,05 bis 9 Gew.-% eines verzweigten Homo- oder Copolymeren erhältlich durch Polymerisation von Monomeren der allgemeinen Formel I DOLLAR F1 in der DOLLAR A R·1· einen Wasserstoff-, COOR·4·-, OH- oder DOLLAR F2 -Rest DOLLAR A R·2·, R·3· unabhängig voneinander Wasserstoff, Methyl, Ethyl, Benzyl, Phenyl bedeuten, mit der Maßgabe, daß mindestens ein Rest R·2· und R·3· Wasserstoff ist, DOLLAR A R·4· einen Wasserstoffrest, einen C¶1¶- C¶4¶-Alkylrest darstellt und DOLLAR A R·5·, R·6· unabhängig voneinander Wasserstoff, Methyl, Ethyl, Benzyl, Phenyl, mit der Maßgabe, daß mindestens ein Rest R·5· oder R¶6¶ Wasserstoff ist, bedeuten DOLLAR A C) 0 bis 60 Gew.-% weiterer Zusatzstoffe, DOLLAR A wobei die Summe der Gewichtsprozente der Kompontenen A) bis C) stets 100% ergibt. Thermoplastic molding compositions containing DOLLAR AA) 39 to 99.95% by weight of a thermoplastic polyamide DOLLAR AB) 0.05 to 9% by weight of a branched homo- or copolymer obtainable by polymerizing monomers of the general formula I DOLLAR F1 in the DOLLAR AR · 1 · is a hydrogen, COOR · 4 ·, OH or DOLLAR F2 radical DOLLAR AR · 2 ·, R · 3 · independently of one another are hydrogen, methyl, ethyl, benzyl, phenyl, with the proviso that at least one radical R · 2 · and R · 3 · is hydrogen, DOLLAR AR · 4 · represents a hydrogen radical, a C¶1¶- C¶4¶ alkyl radical and DOLLAR AR · 5 ·, R · 6 · independently of one another hydrogen , Methyl, ethyl, benzyl, phenyl, with the proviso that at least one radical R · 5 · or R¶6¶ is hydrogen, DOLLAR AC) mean 0 to 60% by weight of further additives, DOLLAR A, the sum of the percentages by weight of components A) to C) always results in 100%.

Microcapsules with a polymeric capsule wall

Biogenic oliogomers as reactive additives for the curing of reactive resins

The present invention relates to a reactive resin comprising a vinyl ester resin as a base resin and an oligomeric itaconic acid ester as a reactive diluent.

Micro-capsules with a polymer wall

Bei Mikrokapseln mit einer polymeren Kapselwand enthält das Polymer der Kapselwand thermolabile Sollbruchstellen in Form von Hexamethylentetramin- oder Acetaldehydammoniak-Derivaten, um durch Einwirkung von Temperatur und/oder Licht eine gezielte Freigabe des Kapselinhalts (unterschiedl. Wirksubstanzen, wie z.B. Farbstoffe, Medikamente, Entwickler, Härter, Flammschutzmittel) zu ermöglichen.

Polymerizable aryldiazosulphonates diazosulphonate groups and ethylenically unsaturated groups bound to aromatic radicals

Aryldiazosulphonates having polymerizable ethylenically unsaturated groups are excellent starting materials for water-soluble homopolymers and copolymers, which can be converted to water-soluble polymers by irradiation. Thus, the polymers can be utilized for the preparation of aqueous coating compositions.

Process for polymerizing ethylenically unsaturated monomers

Polymerization of ethylenically unsaturated monomers by means of a heterogenized metal complex effective as a polymerization catalyst, which comprises a crosslinked organic polymer as support material and a metal compound I [ M(L)a (G)b (Z)c]m+ m(A-) (I): M is a transition metal of groups 3 to 12 of the Periodic Table, lanthanide or metal of groups 2 to 13 of the Periodic Table, L is a solvent molecule, Z is a singly or multiply charged ligand, G is a coordinate bond of the transition metal M to a nitrogen-containing or oxygen-containing Lewis-basic site of the support material, A- is a weakly coordinating or noncoordinating anion which, in the case that b = 0, contains an anchor group bonded covalently to the support material, a is an integer greater than or equal to 1, b is 0 or an integer greater than or equal to 1, c is 0 or an integer greater than or equal to 1 (sum of a and c = from 4 to 8), m is an integer from 1 to 6.

Resin mixture based on vinyl ester resin, reactive resin mortar comprising the same and use thereof

A description is given of a resin mixture comprising a vinyl ester resin and a copolymerizable compound which carries at least two methacrylate groups, some of which is replaced by an itaconic ester. Through the choice of the itaconic ester it is possible to influence the properties of the composition, such as the curing. Furthermore, resin compositions can be formulated which have a certain proportion of biobased carbon.

POLYMERIZABLE ARYLDIAZOSULFONATES, METHOD FOR THE PRODUCTION THEREOF AND THE USE THEREOF FOR THE PRODUCTION OF POLYMERISATES

Aryldiazosulphonates having polymerizable ethylenically unsaturated groups are excellent starting materials for water-soluble homopolymers and copolymers, which can be converted to water-soluble polymers by irradiation. Thus, the polymers can be utilized for the preparation of aqueous coating compositions.

Thermal imaging element

A new type of thermal imaging element containing a thermally degradable polymer and a radiation to heat converting substance is disclosed. The invention further comprises several methods for the formation of a heat mode image after image-wise exposure of the thermal imaging element to intense laser radiation.

Use of branched homo- or copolymer obtained by polymerization of a monomer of e.g. 2-phenyl-4,5-dihydro-oxazole compound, to increase the glass transition temperature of thermoplastic partially aromatic polyamides

Use of branched homo- or copolymer, obtained by polymerization of monomers of 2-phenyl-4,5-dihydro-oxazole compound (I) or 2-naphthalen-2-yl-4,5-dihydro-oxazole compound (II), to increase the glass transition temperature of thermoplastic partially aromatic polyamides, is claimed. Use of branched homo- or copolymer, obtained by polymerization of monomers of 2-phenyl-4,5-dihydro-oxazole compound of formula (I) or 2-naphthalen-2-yl-4,5-dihydro-oxazole compound of formula (II), to increase the glass transition temperature of thermoplastic partially aromatic polyamides, is claimed. R 1>H, COOR 4>, OH or 4,5-dihydro-oxazole group of formula (a); and R 2>, R 3>, R 5>, R 6>H, methyl, ethyl, benzyl or phenyl. Provided that at least one of the residues of: R 2>and R 3>are H; and R 5>or R 6>is H. [Image] [Image].

Charge transporting semi-conducting material and semi-conducting device

The present invention relates to a charge transporting semi-conducting material comprising: a) optionally at least one electrical dopant, and b) at least one cross-linked charge-transporting polymer comprising 1,2,3-triazole cross-linking units, a method for its preparation and a semiconducting device comprising the charge transporting semi-conducting material.

電荷傳送半導體材料及半導體裝置

本發明係關於一種電荷傳送半導體材料，包括：a)選擇性的至少一電摻質，以及b)包括1,2,3-三唑交聯單元的至少一經交聯電荷傳送聚合物、其製備方法、以及包括該電荷傳送半導體材料的半導體裝置。

Biogene methacrylate auf basis von polycarbonatdiolen als reaktive harze für die härtung von reaktivharzen

Beschrieben wird ein Reaktivharz, umfassend wenigstens ein Basisharz, welches ein Methacrylat auf Basis von Polycarbonatdiolen umfasst, und dessen Verwendung in der chemischen Befestigung. Ferner wird eine das Reaktivharz enthaltende Reaktivharzkomponente sowie ein Zweikomponenten-System, enthaltend die Reaktivharzkomponente, beschrieben.

Methacrylate aus zuckerderivaten als reaktive bestandteile in reaktivharzen für die chemische befestigung

Beschrieben wird ein Reaktivharz, umfassend ein Basisharz, welches wenigstens ein Methacrylat eines Zuckerderivats auf Basis einer Furanose, Mannose oder Schleimsäure mit primären und/oder sekundären Hydroxylgruppen als weiteren reaktiven Bestandteil umfasst, eine dieses Reaktivharz enthaltende Reaktivharzkomponente und ein Mehrkomponenten-System, sowie deren Verwendung für die chemische Befestigung.

Solvensstabilisierte metallkomplexe mit schwach koordinierenden gegenanionen als polymerisationskatalysatoren

Organosilan- und Organopolysiloxan-Radikalinitiatoren und damit herstellbare Makromonomere und Pfropfcopolymerisate

Organosilan- und organopolysiloxan- radikalinitiatoren und damit herstellbare makromonomere und pfropfcopolymerisate

Organopiiyhdisteet triatseeniryhmillä

Organosiliciumverbindungen mit triazengruppen.

Isosorbidderivate als reaktive zusätze in reaktivharzen und chemischen dübeln

Die vorliegende Erfindung betrifft ein Reaktivharz mit einem Vinylesterharz auf Basis nachwachsender Rohstoffe, insbesondere mit einem Dianhydrohexitol-basierten Vinylesterharz als Basisharz, eine dieses Reaktivharz enthaltende Reaktivharzkomponente sowie deren Verwendung zur chemischen Befestigung.

Isosorbide derivatives as reactive additives in reactive resins and chemical dowels

The present invention relates to a reactive resin comprising a vinyl ester resin on the basis of renewable raw materials, in particular with a dianhydrohexitol-based vinyl ester resin as a base resin, to a reactive resin component containing said reactive resin and to the use thereof for chemical fixing.