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WO/1999/040135A1 |
The present invention relates to a method for producing impact-resistant modified thermoplastic moulding materials, wherein said materials include a rubber-based soft phase which is dispersively distributed in a hard matrix of vinylaroma...
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WO/1999/040136A1 |
The present invention relates to a method for producing impact-resistant modified styrene polymers, wherein said method comprises the anionic polymerisation of styrene in the presence of a rubber in one or more serially-mounted polymeris...
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WO/1999/037731A1 |
Ethylene copolymer elastomer compositions, acrylate rubber compositions, and nitrile rubber compositions are provided which are curable by exposure to UV radiation. The compositions are particularly suited for production of elastomeric s...
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WO/1999/031154A1 |
A process for preparing the acrylate styrene acrylonitrile (ASA) resin having an improved impact strength and a low water content is disclosed. The process comprises the step of preparing alkyl acrylate rubber polymers and the step of gr...
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WO/1999/025749A1 |
The invention relates to a method for producing graft polymers (A) consisting of the following (in relation to (A)): a1) 30 to 95 wt. % of a rubber elastic base stage consisting of the following (in relation to a1)): a11) 50 to 100 wt. %...
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WO/1999/023157A1 |
The present invention is a blend of a monovinylidene aromatic polymer and a rubber modified monovinylidene aromatic polymer, which can be used to produce cost effective, transparent packaging that can be used in food packaging and non-fo...
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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/1999/009080A1 |
The present invention is a rubber modified monovinylidene aromatic polymer having a bimodal particle size distribution comprising: a) rubber particles of a star or branched low viscosity rubber having a volume average particle size of fr...
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WO/1999/009081A1 |
The present invention is a rubber modified monovinylidene aromatic polymer having a bimodal particle size distribution comprising: a) rubber particles of a star or branched low viscosity rubber having a volume average particle size of fr...
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WO/1999/007745A1 |
There is provided a process for producing polydienes, such as polybutadiene and polyisoprene, in a gas phase fluidized bed reactor using a pre-activated nickel catalyst which is highly active for cost effective production of these dienes...
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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/1999/006889A1 |
Photocurable compositions and methods for making the same are provided. The compositions comprise at least one ethylenically unsaturated monomer, at least one photoinitiator, and at least one water dispersible ethylenically unsaturated r...
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WO/1999/003904A1 |
The present invention relates to a process for the preparation of an ABS thermoplastic resin or resins comprising latex-blending ABS and butadiene-based rubber latices in the coagulation step, to form a polymeric gloss modifier containin...
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WO/1999/002576A1 |
A process for the preparation of rubber-modified aromatic vinyl resin compositions, which comprises polymerizing a feed solution comprising 3 to 20 wt.% of a rubbery polymer, 50 to 97 wt.% of an aromatic vinyl monomer and 0 to 30 wt.% of...
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WO/1999/001489A1 |
The invention relates to thermoplastic molding material containing the constituents A) to F), 5 to 80 wt. % of a graft polymer A) with a bimodal particle size distribution, 20 to 95 wt. % of a thermoplastic polymer B) with a viscosity VZ...
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WO/1998/054238A1 |
The invention relates to thermoplastic resin BAS-type molding materials characterized in that the polymer constituent which is soluble in dichloromethane has an average incorporated acrylonitrile structural unit content (c�50? valence)...
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WO/1998/052985A1 |
A continuous bulk polymerization process for making a high gloss, high impact strength polystyrene based resin having a bimodal particle size distribution containing capsule particles having an average size of 0.2 to 0.6 microns and cell...
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WO/1998/047961A1 |
A thermoplastic resin composition comprising (A) a thermoplastic resin and (B) graft copolymer particles each having a hollow rubber moiety (in which the volume of the cavity is 1 to 70 %) and a graft chain in an A-to-B weight ratio in t...
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WO/1998/045365A1 |
The invention relates to transparent, impact-resistant thermoplastic moulding materials containing A) a matrix consisting of at least two different mixture components, B) an impact-resistance modifier, C) an additive, essentially consist...
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WO/1998/042761A1 |
Modification of polymers of the type including carbon/carbon double bonds is disclosed wherein the polymerisation of at least one monomer of low water solubility within a pre-existing polymer latex yields material containing interlinked ...
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WO/1998/041549A1 |
Ionomeric polymers are provided which are dispersible in aqueous solvents yet which crosslink with ethylenically unsaturated monomers to form matrices having relatively low solubility in such solvents. The polymers can be incorporated in...
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WO/1998/034985A1 |
The invention is a polyethylene composition having a polydispersity index of less than or equal to 3, an average branching index (g') as measured by GPC/Vis$m(G)0.9, and a melt strength (MS) (centipoise, 190 �C) that satisfies the rela...
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WO/1998/034986A1 |
The invention is directed to essentially saturated hydrocarbon polymer composition comprising essentially saturated hydrocarbon polymers having A) a backbone chain; B) a plurality of essentially hydrocarbyl sidechains connected to A), sa...
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WO/1998/032797A1 |
The present invention is directed to rubber modified polymers which contain a non-block grafted rubber having a degree of grafting of at least 30 percent at the point of phase inversion and a specified amount of grafted vinyl aromatic po...
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WO/1998/032796A1 |
The invention relates to thermoplastic moulding materials containing A) 30-98 wt.% of a thermoplastic polymer comprising, in relation to A), a1) 50-100 wt.% of a styrene compound of general formula (I), in which R?1� and R?2� stand f...
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WO/1998/031721A1 |
The invention concerns a process for continuously producing impact-resistant modified thermoplastic moulding compounds which contain a rubber-elastic soft phase dispersed in a vinylaromatic hard matrix. In a first reaction zone the rubbe...
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WO/1998/030645A1 |
A free radical curable composition that includes a free radical curable component and a vinyl aromatic compound that is chemically different than the free radical curable component, wherein the vinyl aromatic compound is present in an am...
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WO/1998/028344A1 |
The invention relates to a method for the continuous coagulation of aqueous dispersions of graft rubbers suitable for modifying thermoplastic materials with a view to improving their impact resistance. According to said method, the dispe...
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WO/1998/022518A1 |
The invention relates to a continuous process for producing polybutadiene rubber impact-resistant modified styrol polymers, wherein the styrol is polymerized radically in two areas in a high-boiling solvant in the presence of a rubber di...
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WO/1998/020057A1 |
The present invention relates to a process for producing a thermoplastic resin having high impact strength and good surface gloss, which comprises graft copolymerizing at least a vinyl cyanide compound and at least an aromatic vinyl comp...
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WO/1998/007766A1 |
A process is disclosed for anionically polymerising dienes or for copolymerising dienes and vinyl aromatic monomers in a vinyl aromatic monomer or monomer mixture into homopolydienes or copolymers or mixed homopolydienes and copolymers i...
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WO/1998/007783A1 |
A polybutadiene rubber wherein the molecular weight distribution curve as measured by gel permeation chromatography (GPC) has two peaks assignable to high-molecular and low-molecular components, respectively, the peak-top molecular weigh...
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WO/1998/007765A2 |
A continuous anionic polymerisation or copolymerisation process of styrene or diene monomers with alkali metal alkyl as polymerisation initiator is carried out in the presence of a metal alkyl or aryl of an at least bivalent element as r...
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WO/1998/007684A1 |
New and novel poly(monoperoxycarbonates) of general structure (A), where R, R?1� and n are defined in the summary of the invention such as 1,1,1-tris(t-butylperoxycarbonyloxymethyl)ethane, intermediates for their preparation as well as...
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WO/1997/047681A2 |
The present invention relates to a pressure sensitive adhesive foam with a percentage of theoretical density less than 90, wherein the foam has a peel adhesion of greater than about 1 N/cm and a compression set under constant deflection ...
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WO/1997/044392A1 |
A rubber modified styrene resin composition having a good moldability and combining excellent appearance and scuffing resistance with high impact resistance and rigidity, which comprises 90 to 30 wt.% of a rubber modified styrene resin (...
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WO/1997/039040A1 |
The present invention is a continuous process for producing a rubber-reinforced polymer composition derived from a vinyl aromatic monomer, using a single reactor to produce a prepolymer composition containing dispersed rubber particles a...
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WO/1997/038031A1 |
Described is a method for the production in two stages of, in particular, impact modified styrene and styrene-acrylonitrile polymer moulding materials in solution. In a first reaction zone in which at least the last section in the direct...
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WO/1997/036944A1 |
The present invention is a free radical bulk polymerization process for producing a rubber modified polymer from a vinyl aromatic monomer comprising: polymerizing the vinyl aromatic monomer in the presence of a diene rubber having at lea...
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WO/1997/036894A1 |
The present invention is a compound of formula (I) wherein T is a group which will either 1) react with a polydienyl lithium such that the polydiene will be terminated with the compound of formula (I), or 2) be displaced by a polydienyl ...
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WO/1997/035921A1 |
To provide a rubber-modified styrene resin composition which can provide a molding having a good balance between surface gloss and impact resistance. Further, to provide a styrene resin composition and a molding thereof having good tough...
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WO/1997/025376A1 |
A chlorofluorocarbon-resistant resin composition comprising a cluster-like agglomerate graft polymer (Y) which is formed by the agglomeration of a small-particle-size graft copolymer (y) prepared by polymerizing 60 to 20 wt.% of a monome...
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WO/1997/023520A1 |
A process for the preparation of hydrocarbon solutions of monofunctional ether initiators of the following general structure: M-Qn-Z-O-[A(R1R2R3)] wherein M is an alkali metal selected from the goup consisting of lithium, sodium and pota...
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WO/1997/023563A1 |
A polyacetal resin composition appropriately usable in clips and hinges which has excellent clipping and hinging properties and an improved fluidity while sustaining the inherent mechanical and molding properties, toughness, etc. of poly...
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WO/1997/021770A1 |
A rubber latex prepared by adding to 100 parts by weight (on a solid basis) of a rubber latex (B) 0.1 to 15 parts by weight (on a dry basis) of an acid radical-containing latex (A) having an average particle diameter in the range of from...
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WO/1997/016489A1 |
A rubber-modified aromatic vinyl resin composition having the following characteristics: (a) the composition contains 4 to 20 % by weight of a rubbery polymer; (b) the rubbery polymer is dispersed in an aromatic vinyl polymer in the form...
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WO/1997/012920A1 |
The invention relates to a thermoplastic polyolefin which is a copolymer of at least one olefinic monomer and from 0.005 to 10 wt.% 1,2-polybutadiene referred to the copolymer and a process for producing a copolymer of at least one olefi...
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WO/1997/011127A1 |
A rubber-reinforced thermoplastic resin composition is disclosed. The rubber-reinforced thermoplastic resin composition comprises a thermoplastic resin matrix dispersed therein particles of a graft polymer, the particles of a graft polym...
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WO/1997/007140A1 |
A polybutadiene resin functionalized by R-COO- type terminal functions which are derived from an 'alpha', 'beta' unsaturated carboxylic acid, said resin consisting of the product of the reaction of a -COOH or anhydride-terminated polybut...
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