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JPH1135634A |
To obtain the subject copolymer excellent in compatibility with other polar group-containing resin and capable of exhibiting excellent crosslinking efficiency and modification efficiency by copolymerizing a specific α-olefin with a cycl...
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JP2834806B2 |
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JP2834805B2 |
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JP2834141B2 |
The present invention provides a method for producing addition copolymers of ethylene and cycloolefin monomers of the norbornene-type, such as norbornene and tetracyclododecene. Copolymers having a uniform structure with uniform glass tr...
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JP2795500B2 |
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JP2795499B2 |
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JP2795486B2 |
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JP2795505B2 |
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JP2795506B2 |
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JPH10231329A |
To obtain the subject copolymer capable of providing a coating membrane excellent in chemical resistance, soil-removal properties, resistance to striped soil by rain, etc., and further providing excellent preservation stability and readi...
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JP2788013B2 |
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JP2781251B2 |
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JP2781250B2 |
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JP2781252B2 |
A process for the production of a cycloolefin-based random copolymer comprises copolymerizing (A) ethylene and (B) at least one cycloolefin in the presence of a catalyst comprising a vanadium compound soluble in a mixed solvent and an or...
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JPH10176012A |
To obtain a hydrogenated copolymer excellent in hue and blocking resistance, useful as a base for an adhesive, by controlling hydrogenation ratio to adjust a bromine number to a fixed range. This hydrogenated copolymer comprises a hydrog...
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JPH10168201A |
To obtain a mono- or multilayer film which is easily processible, has good water vapor barrier properties, and is easily handled by incorporating at least one layer formed from a cycylolefin polymer or its mixture with a thermoplastic re...
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JP2762209B2 |
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JPH1099409A |
To prevent the occurrence of waste and pollution at the time of unseal of an ampule, to eliminate the possibility of injure of a worker, and to enhance high transparancy, high dampproofing, high heat-resisting deformability, and the easi...
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JPH1087721A |
To obtain a nickel catalyst capable of manifesting high activities in polymerizing cycloolefins and extremely reducing the weight ratio of the catalyst used to the polymer to be produced by using a specific nickel compound as the catalys...
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JPH1087752A |
To obtain the subject pellet hardly causing undesirable black spots and burn marks in producing a molding article by using a melting and molding apparatus, comprising a specific cyclic olefinic resin which is produced in an inert gas atm...
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JPH1060052A |
To obtain the subject copolymer through the slurry process which causes no contamination of the reactor and readily recover the polymer by adding a low-boiling saturated hydrocarbon solvent to the reaction medium comprising a mixture of ...
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JPH1034845A |
To provide a laminated film which is excellent in heat resistance, impact resistance, steam barrier properties and easiness to unseal manually and can be manufactured inexpensively. A layer (A) of thermoplastic polyester resin and a laye...
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JP2693596B2 |
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JP2693597B2 |
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JP2684494B2 |
PURPOSE: To efficiently produce the resin having a high tackifying capability by recycling a solvent alone without recycling a low-mol.-wt. polymer produced as a by-product during reaction. CONSTITUTION: The resin is produced by polymeri...
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JPH09511012A |
PCT No. PCT/EP95/01133 Sec. 371 Date Nov. 4, 1996 Sec. 102(e) Date Nov. 4, 1996 PCT Filed Mar. 25, 1995 PCT Pub. No. WO95/26992 PCT Pub. Date Oct. 12, 1995A method of tackifying an adhesive is provided, the improvement comprising the use...
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JP2668414B2 |
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JP2662070B2 |
PURPOSE:To improve chem. resistance, impact resistance and mechanical strength by blow-molding a specified cyclic olefin resin. CONSTITUTION:A cyclic olefin resin consisting of a (co)polymer (or hydrogenated product thereof), obtd. by pe...
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JP2653773B2 |
PURPOSE: To obtain a process for producing a cyclic polyene copolymer having a narrow mol.wt. distribution at a high copolymn. efficiency. CONSTITUTION: An α-olefin and a cyclic polyene are copolymerized in the presence of a catalyst wh...
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JP2647409B2 |
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JP2647640B2 |
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JP2643599B2 |
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JPH09216919A |
To obtain a cycloolefin copolymer excellent in moldability, heat resistance, stiffness, clarity, solvent resistance, etc., by copolymerizing a specific cycloolefin with a 2-12C α-olefin by using a specific catalyst. A catalyst comprisin...
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JPH09203207A |
To provide a concrete form which is a light weight and excellent workability concrete form and easy to connect and upgraded in a joining ability of a joint between forms and a joining method thereof. This form is made of an integrally mo...
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JPH09176223A |
To obtain a cycloolefin copolymer having high tear strength while performing the reaction in high activity by copolymerizing a cyclic olefin with an acyclic olefin in the presence of a catalyst containing a specified metallocene compound...
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JP2619868B2 |
Disclosed is a process for making terpolymers having a Ring and Ball softening point of 69 DEG C to 130 DEG C prepared from a vinyl-substituted aromatic hydrocarbon, a monoterpene hydrocarbon and a phenol. The terpolymers are useful as t...
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JP2619856B2 |
PURPOSE:To obtain an optical material which is highly resistant to heat, chemicals, solvents and water, is substantially free from shrinkage, has excellent dimensional stability and formability and has substantially no double refractions...
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JP2611314B2 |
Vinyl ethers having a carboxyl group in a form of salt are stable and is usable as materials for fluorine-containing copolymers. The vinyl ethers can provide sable monomer compositions by mixing with vinyl ethers having a free carboxyl g...
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JP2603330B2 |
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JP2598618B2 |
PURPOSE: To provide novel arylcyclobutene compounds suitable for providing thermoplastic and/or thermoplastic engineering polymeric compositions. CONSTITUTION: Novel arylcyclobutene compounds are represented by formula I [wherein Ar is a...
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JPH093117A |
To produce a cycloolefin copolymer having transparency and excellent tensile strength. A process for producing a cycloolefin copolymer by polymerizing at least one cycloolefin and at least one acyclic olefin in the presence of at least o...
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JPH08252977A |
PURPOSE: To obtain excellent printability and to improve the plasticizer resistance, oil resistance, solvent resistance and water resistance by using specific modified PVA resin for a thermosensitive color developing layer, a protective ...
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JPH08239426A |
PURPOSE: To obtain a high-mol.wt. cyclic olefin copolymer at a high yield by copolymerizing an α-olefin and a specified cyclic olefin in the presence of a specified catalyst in a hydrocarbon solvent. CONSTITUTION: A 2C or higher α-olef...
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JPH08225616A |
PURPOSE: To obtain effectively and efficiently a cyclic conjugated diene-based block copolymer having excellent performances sufficiently satisfactory for an industrial material by polkymerizing block units composed of units derived from...
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JP2528488B2 |
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JP2522653B2 |
Thermoset polycycloolefins are obtained by polymerizing at an elevated temperature a cycloolefin containing at least one norbornene group in the presence of a metathesis catalyst system and also in the presence of an effective amount of ...
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JPH08183817A |
To obtain a cycloolefin copolymer which is excellent in acid resistance, base resistance, etc., and gives a coating film having a surface excellent in friction resistance by reacting a cycloolefin copolymer having double bonds with ozone...
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JPH08505898A |
Rubbery, amorphous cyclic olefin/ alpha -olefin copolymers in a molar ratio from 5/95 to 30/70. The copolymers are rubbery and have the general properties of thermoplastic elastomers, e.g. good elastic recovery, toughness, and high elast...
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JPH08155007A |
PURPOSE: To improve the transparency and heat resistance of a medicine packing container and to prevent elution of additives by forming the container of a random copolymer of a cyclic olefin expressed by the prescribed formula and ethyle...
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JP2504495B2 |
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