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WO/2000/005276A1 |
The invention relates to a process for the preparation of aqueous dispersions of latex particles having a heterogeneous morphology by a semicontinuous emulsion polymerization, comprising the emulsion polymerizing of ethylenically unsatur...
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WO/2000/004080A1 |
Disclosed are microporous, open-celled polymeric foams formed by polymerizing a high internal phase water-in-oil emulsion comprising a continuous oil phase and discontinuous water phase where the foam has a Limiting Oxygen Index (LOI) va...
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WO/2000/002932A1 |
The present invention provides a high temperature continuous polymerization and condensation process for preparing a polymeric product. The process includes continuously charging into a reaction zone: at least one radically-polymerizable...
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WO/2000/002937A1 |
An interpenetrating polymer network (IPN) composition and a process for the manufacture of hydrogel contact lens using the invention material. The polymeric materials are formed by polymerization of: (1) an unsaturated alkyl(meth)acrylat...
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WO/2000/002938A2 |
Novel water-soluble or water-dispersible grafted copolymers comprising polyvinyl alcohol, vinylpyrrolidone or oxyalkylene oligomer or polymer units and hydrophilic copolymer units derived from ethylenically unsaturated anionic and amphot...
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WO/2000/002933A1 |
The present invention provides a high temperature continuous polymerization and condensation process for preparing a polymeric product. The process includes continuously charging into a reaction zone: at least one radically-polymerizable...
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WO/2000/000546A1 |
Photo-curable polymer composition comprising: (a) a first block copolymer comprising at least two blocks A of polymerised mono-vinyl aromatic monomer, at least one block B of polymerised conjugated diene monomer, and, optionally, a resid...
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WO/2000/000528A1 |
The invention concerns a heat thickening composition for coating baths comprising at least a heat-sensitive copolymer, characterised in that said copolymer has a comb structure and consists of a polymeric segment called skeleton segment ...
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WO/1999/067330A1 |
The formation of thermoplastic vulcanates may be accomplished with two polymers, wherein one polymer is grafted, or copolymerized with a carboxylic acid anhydride, which acid anhydride grafted polymer then is reacted with an animo silane...
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WO/1999/065963A1 |
A process for producing a branched polymer, characterized by polymerizing a macromonomer which is a vinyl polymer produced by radical polymerization having per molecule one terminal group having a polymerizable carbon-carbon double bond....
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WO/1999/064931A1 |
A photo-curable composition comprising (a) an elastomeric component containing one or more novel, unsaturated, high molecular weight, endgroup-modified polymers; (b) a photopolymerization initiating system; optionally (c) one or more cro...
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WO/1999/064478A1 |
The invention concerns grafted block polymers containing at least one polyolefin or polydiene sequence comprising at least one succinimide cycle substituted on nitrogen by a reactive group of formula -R(-X)¿n? wherein: -X represents a r...
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WO/1999/064485A1 |
The invention relates to absorbent polymers based on optionally partially neutralised, monoethylenically unsaturated, acid group-carrying monomers. The surfaces of said polymers are re-cross-linked. The inventive polymers also have cyclo...
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WO/1999/062975A1 |
The invention concerns a method for preparing a composition comprising a vinylaromatic polymer enclosing rubber nodules. The invention is characterised in that it includes a step for polymerising at least one vinylaromatic monomer in the...
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WO/1999/062974A1 |
A polymer emulsion which contains polymer particles having an average particle diameter of 30 m or smaller and each comprising a core and a shell, wherein the core is constituted of chitosan (a) and a polymer (b) of either an organic aci...
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WO/1999/062977A1 |
Radical polymerization-curing working material compositions having a prolonged working life which contain the following components (a) to (e): (a) a polymerizable unsaturated monomer; (b) a polymer being soluble of dispersible in the abo...
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WO/1999/061484A1 |
A highly stable, aqueous emulsion of a (co)polymer which comprises as the main component at least one member selected among (meth)acrylic ester monomer units, styrene monomer units, and diene monomer units and has been dispersed and stab...
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WO/1999/061496A1 |
Latex copolymer compositions copolymerized from alkenes, e.g., ethylene, are disclosed. Typical copolymer compositions comprise ethylene, vinyl acetate and optionally other monomers, such as, for example, higher branched vinyl esters, e....
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WO/1999/060061A1 |
The present invention is related to a PMMA resin with an impact modifier capsulated therein produced by the emulsion polymerizing stages comprises a core of a glass polymer, an intermediate layer of a rubber copolymer grafted to the core...
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WO/1999/052970A1 |
Intended is to provide a sheet which exhibits excellent adhesion and also excellent long-term reliability, without detriment to good properties inherent to an alicyclic polymer such as good heat resistance, water resistance, low absoptiv...
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WO/1999/050310A1 |
A process is provided for the preparation of (co)polymer emulsions or suspensions from a full range of free radically (co)polymerizable monomers, wherein the (co)polymers exhibit the characteristics of 'living' polymerization, including ...
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WO/1999/050356A1 |
A thermoplastic composition comprising a thermoplastic resin and a solid plasticizer, characterized in that the solid plasticizer consists of at least one compound selected among (i) esters having two or more ester groups and obtained fr...
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WO/1999/048928A1 |
Active water compatible energy curable compositions comprised of maleimide derivatives, water compatible resins and water which are capable of curing at a practical intensity and energy level and a method for curing same.
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WO/1999/047583A1 |
The invention relates to a method for producing derivatized carbon monoxide copolymers. According to this method, functionalised, linear, strictly alternating carbon monoxide copolymers consisting of carbon monoxide, at least one 1-alken...
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WO/1999/047576A1 |
The invention relates to a casting material for producing shaped parts for sanitary appliances, comprising a methyl methacrylate-based syrup and 50-85 % (in relation to the casting material) of an inorganic filler. The aim of the inventi...
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WO/1999/046207A1 |
Aqueous dispersions of cationic water-soluble polymers are provided, as well as processes for making and methods of using the same. The cationic polymers contain anionic recurring units in amounts that encourage the formation of the aque...
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WO/1999/042505A1 |
Graft and block copolymers with a weight average molecular weight below 20,000, a hydroxy value more than 200 and acid value below 50 which copolymers comprise (a) 20-98 % by weight of a water soluble macromonomer having a hydroxy value ...
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WO/1999/042296A1 |
Coatable, UV or visible light-photopolymerizable compositions of the invention suitable for use as ink-receptive coatings include a curable matrix containing at least one reactive monomer, and at least one ink-receptive polymer capable o...
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WO/1999/037689A1 |
The invention relates to the microsuspension polymer A' with a mean particle diameter of between 0.08 and 100 $g(m)m, consisting of components A11 to A13, the total weight of which amounts to 100 weight percent, where a11 is between 0.05...
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WO/1999/029750A1 |
The invention concerns a method for making a transparent polymer material with little tendency to accumulate deposit. The method consists in immersing a transparent polymer matrix in a solution in a solvent for swelling the polymer matri...
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WO/1999/024497A1 |
Graft polymeric membranes in which one or more trifluorovinyl aromatic monomers are radiation graft polymerized to a preformed polymeric base film are provided, as well as ion-exchange membranes prepared therefrom. Preferred monomers inc...
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WO/1999/023181A1 |
Specific core-shell binders and magnetic additives for use in ink-jet printing ink compositions are provided. One class of specific core/shell binders has the general formula [A¿m?B¿n?C'¿p?]¿x?, where A and B are hydrophobic componen...
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WO/1999/023183A1 |
Specific core-shell binders and additives for use in ink-jet printing ink compositions are provided. One class of specific core/shell binders has the general formula [A¿m?B¿n?C'¿p?]¿x?, where A and B are hydrophobic components in whi...
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WO/1999/023126A1 |
Core-shell polymers, or polymers having at least a hydrophobic portion, are provided. The polymers also have either a hydrophilic portion, or, alternatively, one or more surfactants may be employed in conjunction with a given polymer. Th...
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WO/1999/023127A1 |
A graft polymer comprising constituent units containing a quaternary ammonium group represented by general formula (A) (wherein R¿2? and R¿3? represent each an alkyl group having 1 to 3 carbon atoms; R¿4? represents an alkyl group hav...
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WO/1999/023182A1 |
Ink-jet inks for ink-jet printing are provided which include a vehicle and a colorant, the colorant associated with a primer core/shell polymer to form a primer/colorant combination, and the primer/colorant combination, upon printing on ...
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WO/1999/021902A1 |
Methods are disclosed for making graft copolymers. The methods comprise the steps of: (a) providing (i) an ethylene/propylene (EP) copolymer or other graftable polymer, (ii) an ethylenically unsaturated sulfur-, nitrogen- and/or oxygen-c...
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WO/1999/017814A1 |
Disclosed are biocompatible prepolymer compositions comprising a compatible antimicrobial agent and, in particular, a compatible iodine containing antimicrobial agent. These compositions provide for $i(in situ) formation of an antimicrob...
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WO/1999/015567A1 |
A vinyl polymer in which an end of the molecular chain has a structure represented by general formula (1). The polymer is produced through living radical polymerization by adding a lowly polymerizable functional olefin compound during or...
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WO/1999/015592A1 |
The invention relates to reactive polysols with a reactive monomer portion which is polymerized during thermal coating. The polysols exhibit good mechanical properties. A monofunctional (meth)acrylate monomer of formula (I) is used as re...
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WO/1999/012986A1 |
A polymer composition, a process for its preparation and a moulded article formed from the polymer composition are claimed. The polymer composition comprises (a) a base polymer which is a poly(alkyl(meth)acrylate); and (b) a rubber tough...
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WO/1999/011681A1 |
The invention concerns hydrophobic films for coating surfaces obtained by drying at low temperature, not requiring coalescent agents, latex containing a core-structured polymer with soft characteristic having a glass transition temperatu...
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WO/1999/011674A1 |
The invention relates to a method for producing particulate polymers P by radically initiated aqueous emulsion polymerization, wherein at least one ethylenically unsaturated monomer is emulsified by means of a dispersing agent in an aque...
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WO/1999/011727A1 |
A contact printable adhesive composition comprises (a) swellable, elastomeric microspheres and (b) at least one polymerizable monomer or a mixture of polymerizable monomers capable of swelling the microspheres. As used in this applicatio...
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WO/1999/007799A1 |
A water-based latex of an acrylic-modified waterborne alkyd dispersion in water is described. The acrylic-modified waterborne alkyd is a hybrid resin prepared by the polymerization of at least one latent oxidatively-functional (LOF) acry...
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WO/1999/007759A1 |
A water-based latex of an acrylic-modified waterborne alkyd dispersion in water is described. The acrylic-modified waterborne alkyd is a hybrid resin prepared by the polymerization of at least one ethylenically unsaturated monomer in the...
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WO/1999/006886A1 |
Aqueous developable photocurable compositions are provided. The compositions can be formed from a latex polymer and a rubber, and are water dispersible. The compositions are useful in forming flexographic printing plates.
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WO/1999/006457A1 |
Graft copolymer particles prepared by grafting a vinyl monomer onto rubber particles obtained by mixing (A) a silicone rubber latex with (B) an acrylic rubber later and/or a conjugated diene rubber latex at such a ratio as to give a sili...
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WO/1999/005188A1 |
According to the invention, polymers are whitened using optical brighteners, said polymers being obtained by emulsion-polymerising acrylonitrile and optionally, comonomers, optionally in the presence of substrates which are suitable for ...
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WO/1999/003946A1 |
The invention relates to hot-pumpable, hot-setting compounds with a base of solid ethylene-vinyl acetate copolymers, liquid reactive plasticisers with olefinically unsaturated double bonds and at least one peroxidic curing agent. The inv...
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