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JPH04293011A |
PURPOSE:To obtain the transparent graft polymer free from white cloud by applying vibration at the time of graft polymerization and ensuring the unform monomer concentration. CONSTITUTION:The polymer to be used as the base material of th...
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JPH04279611A |
PURPOSE:To provide a novel norbornadiene copolymer having excellent moldability, heat resistance, etc., useful as a heat-resistant transparent resin, structural material, etc., and especially giving ultra heat-resistant films having exce...
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JPH04255928A |
PURPOSE: To obtain a stable high speed rotation and an excellent recording and reproducing characteristics and durability by containing at least one kind of cyclic polyolefine obtained by copolymerizing ethylene and cyclick olefine in th...
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JPH04249509A |
PURPOSE:To prepare a molding material which gives a pattern excellent in sensitivity, resolution, and contrast when exposed to a short-wave light by compounding a coal- or petroleum-derived resin comprising a polymer having reactive doub...
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JPH0450922B2 |
PURPOSE:A polymer being transparent and yet having a good balance among heat resistance, solvent resistance, dielectric characteristics and mechanical properties, prepared by (co)polymerizing a specified polycyclic monomer component with...
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JPH04218517A |
PURPOSE:To obtain a new indene-containing multielement copolymer, consisting essentially of a polymerization component in inexpensive naphtha oil and maleimide, capable of designing the melting temperature for a desired value and useful ...
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JPH0448803B2 |
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JPH0447687B2 |
Resins having an improved combination of softening point and tackifying properties together with good color and heat stability are obtained by Freidel-Crafts copolymerization of 4 to 80 wt. % of a C5/C6 unsaturated feed; 5 to 55 wt. % of...
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JPH04189806A |
PURPOSE:To obtain the subject copolymer having excellent transparency, heat- resistance, dimensional stability and rigidity and useful as an optical material, etc., by copolymerizing ethylene with a specific cycloolefin in a solvent in t...
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JPH0437847B2 |
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JPH04161407A |
PURPOSE:To provide the subject composition containing plural kinds of copolymer of ethylene and a specific cycloolefin, having excellent moldability, transparency, heat-resistance, thermal aging resistance, chemical resistance, solvent r...
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JPH04161408A |
PURPOSE:To provide the subject composition containing plural kinds of copolymer of ethylene and a specific cycloolefin, having excellent transparency, precision moldability, heat-resistance, chemical resistance, dielectric characteristic...
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JPH04161438A |
PURPOSE:To provide a molded product having remarkably improved weather resistance, high hardness and scratch resistance and useful for building materials, automotive parts, etc., by coating a hydrogenated norbornene resin with a coating ...
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JPH04142309A |
PURPOSE:To obtain an alpha-olefin copolymer having specified properties by copolymerizing at least two monomers selected from among ethylene, a 3C or higher alpha-olefin and a diene compound in the presence of a specified olefin polymeri...
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JPH04106112A |
PURPOSE:To obtain an amorphous copolymer excellent in heat resistance, transparency, rigidity, etc., and moldability as well by copolymerizing a norbornadiene with a specified styrene derivative in the presence of a specified cationic po...
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JPH0480220A |
PURPOSE:To provide the title (co)polymer generating a small amt. of gel during molding and having excellent transparency, appearance, etc., by hydrogenating a (co)polymer prepd. by the metathesis polymn. of a specific norbornene deriv. a...
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JPH0414685B2 |
PURPOSE:A random copolymer excellent in transparency, heat resistance, thermal aging resistance, chemical resistance, solvent resistance, dielectric property and mechanical properties such as rigidity, comprising ethylene and a specified...
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JPH0463810A |
PURPOSE:To prepare the title terpolymer giving a molded item excellent in mechanical, optical, and thermal characteristics by subjecting a specific (meth) acrylic ester, a compd. having a norbornene backbone, and a compd. radical- polyme...
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JPH0445113A |
PURPOSE:To efficiently obtain the subject copolymer, having a high molecular weight and excellent in mechanical properties, heat resistance, transparency and fluidity by copolymerizing a norbornene-based monomer with a styrene- based mon...
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JPH0420553A |
PURPOSE:To improve transparency and resistance to moisture, chemicals, heat, and thermal aging by compounding a specific high-melting cyclic olefin radom copolymer with a low-melting cyclic olefin random copolymer. CONSTITUTION:100 pts.w...
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JPH047307A |
PURPOSE:To prepare the title copolymer having properties similar to those of a flexible resin, and increased resistances to heat (thermal aging), chemicals and solvent, improved optical characteristics, and improved moldability by specif...
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JPH0377205B2 |
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JPH03255101A |
PURPOSE:To obtain a random copolymer having a decreased polyethylene content and excellent transparency in good efficiency by copolymerizing ethylene with a specified cycloolefin under a specified agitation condition in the presence of a...
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JPH03255107A |
PURPOSE:To produce the title copolymer having a decreased content of foreign matter and improved transparency by drying pellets obtained by pelletizing a specified random cycloolefin copolymer and separating a fine powder from the dried ...
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JPH03255106A |
PURPOSE:To obtain the title copolymer having a decreased PE content and improved transparency by filtering a specified random ethylene/cycloolefin copolymer solution. CONSTITUTION:A polymer solution prepared by dissolving 20-40g/l of a r...
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JPH03232303A |
PURPOSE: To make formability easy and to improve the strength of adhesion between respective layers by forming a parabolic antenna reflector by laminating a resin metal protection layer, metal layer and backup layer composed of a specifi...
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JPH03188110A |
PURPOSE:To prepare the title copolymer which does not corrode a molding machine by copolymerizing ethylene with a cyclic olefin in the presence of a specific catalyst and then bringing the resulting copolymer soln. into contact with a me...
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JPH03188145A |
PURPOSE:To obtain the title thermoform excellent in the resistance to heat, chemicals and impact, etc., by using a ring-opening (co)polymer obtained by polymerizing a specified cycloolefin through ring opening or a product of hydrogenati...
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JPH03172308A |
PURPOSE:To obtain the title copolymer with each specific composition, intrinsic viscosity, molecular weight distribution, glass transition temperature and degree of crystallinity, excellent in transparency, heat resistance, chemical resi...
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JPH03172312A |
PURPOSE:To obtain the title copolymer excellent in transparency, heat resistance, dielectric properties, etc., narrow in both molecular weight distribution and composition distribution by copolymerization between ethylene and a cyclic ol...
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JPH0346002B2 |
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JPH0339527B2 |
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JPH03122105A |
PURPOSE:To obtain a non-ring opening polymer having excellent optical activity and heat resistance without ring-opening of norbornene ring by polymerizing a specific horbornene derivative with a vinyl compound in the presence of a cataly...
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JPH0324504B2 |
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JPH0321563B2 |
The invention is a polymeric composition which comprises the reaction product prepared by exposing one or more poly(arylcyclobutenes) which comprise aryl moieties with one or more cyclobutene rings fused to each aryl moiety, wherein the ...
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JPH0347814A |
PURPOSE:To obtain the subject novel copolymer producible on an industrial scale at a low cost and useful as a resin modifier, etc., for imparting heat- resistance to PVC resin, etc., by copolymerizing a maleimide with a polymerizable com...
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JPH0314805A |
PURPOSE:To obtain an optical material excellent in transparency, optical properties, heat and chemical resistances, dimensional stability and mechanical properties by utilizing a copolymer of a specified polycyclic monomer with ethylene....
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JPH035403A |
PURPOSE: To obtain a dispersing agent for biocidal granule, composed of a copolymer of a sulfone group-containing monomer. hydrophobic monomer and hydrophilic monomer at a specific molar ratio and excellent in disintegrating and extendin...
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JPH035404A |
PURPOSE: To provide the subject dispersant excellent in self-dispersibility, comprising a copolymer from a sulfonic group-contg. monomer and another copolymerizable monomer such as unsaturated monocarboxylic acid, its alkyl ester or unsa...
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JPH03418B2 |
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JPH02274708A |
PURPOSE:To obtain a resin modifier useful for improving the heat resistance of a plastic by using a copolymer of a specified polymerizable component in a naphtha oil with maleic anhydride. CONSTITUTION:A polymerizable component in a naph...
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JPH02215805A |
PURPOSE:To obtain a radiation-curable resin with excellent curing characteristics, coating properties, etc., and useful for a printing ink, etc., by esterificating a specified hydroxylated cyclopentadiene resin with an alpha,beta-unsatd....
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JPH02127410A |
PURPOSE:To obtain a new copolymer containing polyphenylenevinylene structure, having excellent electrical conductivity and adhesivity to metal and suitable for film by copolymerizing a specific cyclohexadiene with a comonomer. CONSTITUTI...
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JPH0221403B2 |
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JPH0297505A |
PURPOSE:To make a polymer useful as a slump loss reducing type additive for a cement composition, a mud stabilizer, or the like by sulfonating a copolymer of a specific component with maleic anhydride. CONSTITUTION:A component (A) having...
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JPH0273811A |
PURPOSE:To provide the subject composition readily subjected to waste water treatments and useful for cleansers by containing an acrylate salt-cyclohexenone copolymer based on a simply synthesized acrylic polymer and having biological de...
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JPH0229411A |
PURPOSE: To enhance the softening point, and improve the dilution and solubility to aliphatic solvents by dissolving a dicyclopentadiene resin to a specified aromatic fraction followed by cation copolymerization. CONSTITUTION: A dicyclop...
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JPH01318025A |
PURPOSE: To manufacture the subject copolymer of high molecular weight, that has a weight-average molecular weight of more than a specified value, by copolymerizing maleic anhydride and resin acid in rosin or its ester in the existence o...
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JPH01318023A |
PURPOSE: To prepare industrially in a good yield the title copolymer by copolymerizing indene with maleic anhydride by using a specified reaction solvent by the radical polymn. process. CONSTITUTION: In the preparation of a copolymer con...
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JPH01311109A |
PURPOSE: To obtain the subject copolymer having excellent heat-resistance, compatibility, pulverizability, transparency, etc., and low molecular weight by copolymerizing an aromatic vinyl compound with a cycloolefin composed of a specifi...
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