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JPS63128014A |
PURPOSE: To obtain the titled elastomer useful as laminate to Al, etc., having adhesivity to different materials and compatibility with other polymers, by subjecting a specific elastomer and an unsaturated dicarboxylic acid glycidyl este...
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JPS63122716A |
PURPOSE: To obtain the titled composition useful for various applications, by incorporating a polymerizable monomer in a composition prepared by reaction of e.g., a maleic acid monoester with a copolymer from specific styrene monomer and...
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JPS6325006B2 |
Modified polymer compositions comprising elastomers blended with not more than 50 parts by weight of a crystalline polyolefin are prepared by reaction of the polymers with an unsaturated carboxylic acid or its acid anhydride. The modifie...
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JPS6324522B2 |
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JPS6320244B2 |
PURPOSE:To prepare the titled resin useful as an ion exchange resin base etc., at low cost, by dissolving a polymer and a polymerization initiator in monomers, suspending the solution in an aqueous solution of a water-soluble polymer etc...
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JPS6392629A |
Bimodal star-block copolymers are disclosed containing from 60 to 90% by weight of an aromatic vinyl monomer and from 40 to l0% by weight of a conjugated diene, said copolymers having the general formula: (S-S1-B/S2-B1)m -X-(B1-S2/B-S1)n...
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JPS6380252A |
PURPOSE: To improve developing, anti-chemical property and stripping property of a cured image part after forming a circuit by combining a specific linear copolymer as a film formable high polymer, and a specific acrylate compd. as an et...
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JPS6339910A |
The present invention relates to flame retardant polymer compositions possessing non-linear structural configurations. According to the invention, a preformed backbone polymer, selected from polyolefins or styrenic polymers or copolymer ...
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JPS633885B2 |
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JPS62288608A |
Thermoplastic particles are suspended in water or other suspending fluids with a suspending aid(s) to prevent agglomeration of the beads, pellets or particles. To this suspension is added monomer(s) containing a multifunctional initiator...
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JPS62257919A |
PURPOSE: To obtain the titled copolymer having narrow molecular weight distribution, by coupling a vinyl polymer segment to a silyl group of a polystyrene having dimethylchlorosilyl group at paraposition. CONSTITUTION: The objective graf...
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JPS6252763B2 |
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JPS62230812A |
The present invention relates to an opaque binder system containing a core-shell polymer and polymeric binder. The system is prepared and blended in-situ and demonstrates improvement in contrast ratio and scrub properties over correspond...
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JPS62209154A |
Styrenic polymer beads that are useful in forming foamed cups with improved strength and thermal properties are prepared by forming an aqueous suspension of initial styrenic polymer beads and adding thereto an emulsion of a comonomer sol...
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JPS62190209A |
PURPOSE: The titled novel composition, obtained by grafting an unsaturated carboxylic acid onto a blend of a styrene-containing polymer with a specific polymer, having improved adhesivity to both a nonpolar high polymeric material and a ...
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JPS6236054B2 |
A process for producing glass fiber-reinforced, transparent cast sheets comprising impregnating glass fibers with a resin syrup comprising 10 to 50 parts by weight of a copolymer (A) consisting essentially of 20 to 95% by weight of an ar...
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JPS6286045A |
PURPOSE: To provide the title molding having excellent heat resistance and dimensional stability, by molding a thermoplastic resin mainly composed of an arom. vinyl/unsaturated carboxylic acid imide copolymer. CONSTITUTION: A copolymer o...
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JPS6211005B2 |
A process for preparing copolymer beads suitable for conversion to ion exchange resins, comprising forming a polymeric matrix containing a plurality of free radicals, and continuously adding to said matrix, under conditions suitable for ...
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JPS62500386A |
The sensitivity to stresses and the melt strength of thermoplastic polymer mixtures which comprise a polyphenylene ether and a polyvinyl aromatic compound can be improved by the addition of a polyfunctional dienophilic compound, for exam...
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JPS61283641A |
Latices useful in paper coating compositions contain heterogeneous polymeric particles comprising polymers based on e.g. styrene and e.g. butadiene, comprise in one domain about 1 to about 20 weight % of an alkenyl nitrile. The latices m...
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JPS61283345A |
PURPOSE: To enhance strength and to reduce non-specific adsorption, by graft- polymerizing a substrate comprising a specific porous styrenic copolymer with a hydrophilic monomer to form a carrier for chromatography. CONSTITUTION: Styrene...
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JPS6152845B2 |
When polystyrenes having peroxy bonds therein are charged into a polymerization system of methyl methacrylate series monomers, the said polystyrenes act as an opaquing agent and a polymerization initiator. The obtained opaque or transluc...
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JPS61228011A |
PURPOSE: To obtain the titled novel compound having a composition and sequence controllable over wide ranges, giving a polymer having desired physical properties and useful as a metal-adsorbent, etc., by reacting a noval polymerizable co...
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JPS6142722B2 |
A process for preparing impact resistant styrenic resins comprises; a) adding a monomer or monomer mixture capable of forming a rubbery polymer by polymerization (preferably comprising an acrylic acid ester) to a suspension of beads of a...
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JPS6139965B2 |
Polymer particles composed of particles of a polymer (I) consisting of 96 to 100% by weight of at least one ethylenically unsaturated monomer and 4 to 0% by weight of at least one alpha , beta -ethylenically unsaturated carboxylic acid, ...
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JPS6137294B2 |
Latex of an interpolymer composed of (1) a copolymer A of butadiene, styrene and at least one ethylenically unsaturated carboxylic acid, and (2) a polymer B of at least one halogenoalkyl or halogenoacetoxyalkyl ester of an ethylenically ...
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JPS61110154A |
PURPOSE: To improve the stabilities of fixability, electrostatic charge, develop ment, etc. by polymerizing monomers at least one of which is styrene and the other of which has an electron donative nitrogenous polar functional group in t...
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JPS6116762B2 |
1496931 Hydrophilic copolymers CPC INTERNATIONAL Inc 10 Jan 1975 [11 Jan 1974] 1196/75 Heading C3P Hydrophilic, water - insoluble copolymers having a structure analogous to graft polymers in the form of a hydrogel are formed by copolymer...
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JPS6111262B2 |
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JPS6144912A |
The production of impact-resistant polystyrene with EPDM simplifies the process and produces improved products if a modified ethylene/propylene rubber consisting of styrene/butadiene- or diene polymers, ethylene, optionally propylene and...
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JPS6140309A |
PURPOSE: To obtain the titled novel resin satisfying simultaneously performances such as water absorption ability, water absorption speed, gel strength, etc., by subjecting an aqueous solution of a monomer containing an alkali metal salt...
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JPS6039091B2 |
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JPS6037822B2 |
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JPS60155798A |
New, highly effective cationic sizing agents for paper have been provided. They can be obtained by a method in which a water-soluble cationic chemically pure terpolymer compound consisting of (a) 7-40% by weight of N,N-dimethylaminoethyl...
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JPS60135417A |
PURPOSE: To obtain a crosslinked copolymer to which functional groups such as ion exchangeable groups can be introduced, by dispersing specified copolymer particles withdrawn from the polymerization system during the course of their copo...
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JPS60130612A |
Thermoplastic core-shell compositions having a rigid core, a rubbery acrylic shell and transition layer intermediate between the core and shell layers and formed of the core and shell monomer components have excellent elastomeric propert...
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JPS6021684B2 |
Polymerization slurries of elastomeric isoolefin homopolymers and copolymers, such as butyl rubber, in diluents such as methyl chloride, are effectively stabilized against agglomeration of polymer particles through addition of minor prop...
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JPS6021645B2 |
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JPS6094125A |
PURPOSE: To improve the compatibility by using a graft copolymer derived from divinylbenzene, diphenylethylene, etc. CONSTITUTION: A high molecular surfactant consisting of a repeating unit shown by formulas I and II and or II' and III (...
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JPS6015647B2 |
1496931 Hydrophilic copolymers CPC INTERNATIONAL Inc 10 Jan 1975 [11 Jan 1974] 1196/75 Heading C3P Hydrophilic, water - insoluble copolymers having a structure analogous to graft polymers in the form of a hydrogel are formed by copolymer...
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JPS605612B2 |
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JPS5947686B2 |
Graft copolymers wherein the backbone polymer is a rubbery, oil soluble ethylene-propylene copolymer or ethylene-propylene diene modified terpolymer and the graft monomer is a C-vinylpyridine or N-vinylpyrrolidone impart dispersant prope...
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JPS5938246B2 |
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JPS5931534B2 |
A graft copolymer having enhanced moldability with high mechanical strength capable of forming a molded article having excellent gloss, transparency and color is prepared by grafting styrene polymer segments formed under specific conditi...
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JPS59129243A |
Several important features and characteristics, particularly and pronouncedly environmental stress crack resistance (i.e., "ESCR") as well as other desirable physical properties of blends or intimate admixtures, known as "polyblends" and...
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JPS5915133B2 |
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JPS5915134B2 |
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JPS5915129B2 |
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JPS5915131B2 |
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JPS5915130B2 |
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