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JP2000514120A |
Cycloolefin copolymers for use for optical data memories, can be prepared by copolymerization of monomers from the group consisting of cyclic olefins, alpha-olefins having 2 or more C atoms and optionally conjugated or non-conjugated dio...
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JP2000514118A |
Cycloolefin copolymers for use for optical data memories, can be prepared by copolymerization of monomers from the group consisting of cyclic olefins, alpha-olefins having 2 or more C atoms and optionally conjugated or non-conjugated dio...
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JP2000514119A |
Cycloolefin copolymers for use for optical data memories, can be prepared by copolymerization of monomers from the group consisting of cyclic olefins, alpha-olefins having 2 or more C atoms and optionally conjugated or non-conjugated dio...
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JP2000514116A |
Cycloolefin copolymers for use for optical data memories, can be prepared by copolymerization of monomers from the group consisting of cyclic olefins, alpha-olefins having 2 or more C atoms and optionally conjugated or non-conjugated dio...
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JP2000514117A |
Cycloolefin copolymers for use for optical data memories, can be prepared by copolymerization of monomers from the group consisting of cyclic olefins, alpha-olefins having 2 or more C atoms and optionally conjugated or non-conjugated dio...
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JP3102440B2 |
Disclosed is a resin composition comprising ( alpha ) at least one polymer selected from the group consisting of a non-modified cyclic monomer unit-containing polymer and a modified cyclic monomer unit-containing polymer having a number ...
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JP2000292924A |
To provide a radiation sensitive composition having a chemical structure transparent to ArF excimer laser beams having a wavelength of 193 nm and high in resistance to dry etching, and a method for forming a negative pattern free from sw...
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JP2000292925A |
To prevent the occurrence of development defects and a scum by incorporating a compound which generates an acid when irradiated with active light or the like, a polymer having specified repeating units and a group which is decomposed by ...
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JP3091530B2 |
PURPOSE:To provide the subject composition having specific apparent properties, excellent in moldability and transparency, useful for information recording medium substrates with good transferability, comprising several kinds of random c...
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JP2000248122A |
To obtain a thin-wall molding excellent in a balance between heat resistance and tensile modulus by including a linear polyolefin having a specified or higher degree of crystallinity and a limiting viscosity in a specified range and a cy...
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JP2000246838A |
To improve an interlayer releasing strength, moistureproofness, transparency, flexibility, hand tearableness or the like, by laminating a layer of an ethylene-cyclic olefin random copolymer represented by a specific formula and a layer m...
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JP3087421B2 |
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JP2000509754A |
alpha-olefin-cycloolefin copolymers which(1) consist essentially of 0-31% by mole of an alpha-olefin component represented by the following formula (A)wherein R1 is a hydrogen atom or a saturated aliphatic hydrocarbon group of 1-16 carbo...
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JP3072308B2 |
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JP2000198823A |
To obtain the subject oligomer having excellent moldability, low hygroscopicity, high heat resistance, adhesivity to different materials and electrical insulating properties by making the oligomer include a specific structural unit in a ...
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JP3061896B2 |
This invention is addressed to olefin polymers having antioxidant properties which are prepared by Ziegler polymerization of one or more monomers containing ethylenic unsaturation along with a polymerizable antioxidant monomer in the for...
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JP3049840B2 |
PURPOSE:To provide the title new copolymer of low foamability, excellent in dispersibility. CONSTITUTION:The double bond region in a maleic acid derivative- dicyclopentadiene copolymer is either hydrated or put to diol modification to ef...
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JP2000143713A |
To provide a method for producing a cyclic olefinic copolymer, capable of producing the cyclic olefinic copolymer in high productivity by copolymerizing a specific olefin with a cyclic olefin in the presence of a catalyst comprising a sp...
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JP3044586B2 |
PURPOSE: To obtain a hydrogenated polymer useful as a tackifier for adhesive, etc., having excellent thermal stability, tack, bond strength and retention power by polymerizing a mixture of a cyclopentadiene-based monomer and a specific n...
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JP2000119328A |
To produce the subject polymer with a low content of catalyst residues scarcely producing a waste liquor containing a large amount of metals and capable of efficiently removing the catalyst residues by a simple means, by adding a specifi...
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JP3032539B2 |
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JP2000080124A |
To obtain a photoresist monomer having etching resistance, heat resistance, capability to adhere to substrates, photosensitivity, and solubility in a normal alkali developing soln. by using a compd. having a norbornene or bicyclooctoene ...
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JP2000063425A |
To effectively remove tetrahydrodicyclopentadiene, by employing a high-boiling-point medium from the beginning of steps of addition-polymerizing an α-olefin and dicyclopentadiene in a medium, hydrogenating the copolymeric soln. thus for...
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JP2000502130A |
Resins which are the copolymers of an alpha-olefin, a cyclic olefin, and an aromatic-group-containing monomer are provided. The cyclic olefins retain their cyclic structures and the aromatic-group-containing monomers retain their aromati...
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JP2000038414A |
To obtain a molding material excellent in transparency, heat resistance, chemical resistance, electric insulation and high frequency property useful for medical care and medicine or insulating material for electric and electronic parts b...
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JP2000034318A |
To produce the subject copolymer excellent in gas barrier properties and heat resistance by copolymerizing a specific cyclic olefin with a terminal alkenylborane compound and then oxidizing the resultant copolymer. (A) A cyclic olefin re...
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JP2000026548A |
To prepare a thin film-forming functional polymer usable for hotoresist, or the like and having dicarboxylic acid half ester groups by including a specific hydrolysis resistant polymer ingredient and a specific heat-resistant polymer ing...
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JP2000026519A |
To obtain the subject copolymer at low cost in high activity without the need of using any expensive catalytic component by copolymerization between ethylene and a cyclic olefin in the presence of a specific polymerization catalyst. This...
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JP3001691B2 |
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JP2000017088A |
To obtain a wrapping material having excellent moisture-proofness, excellent chemical resistance and excellent easiness in punching-unsealing by using a cyclic olefin resin having an Izot impact strength and a tensile elongation both of ...
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JP2000006181A |
To enhance transparency and moldability with less coloring and no coagulate or silver streaks by melt-molding a hydrogenated α-olefin- dichloropentadiene copolymer whose molecular weight is within the range of a specific reduced viscosi...
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JPH11349638A |
To obtain a cyclohexadiene polymer solution reduced in thermal deterioration and improved in processability, dielectric properties, water resistance, heat resistance, and transparency by dissolving a specified cyclohexadiene polymer in a...
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JP2962562B2 |
PURPOSE:To improve accuracy and durability by permitting a light emitting diode chip to possess a two-dimensional light emitting plane and to project parallel luminous flux when light from the light emitting plane is projected from a pro...
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JP2953530B2 |
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JP2953531B2 |
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JP2939520B2 |
PURPOSE: To obtain a polyolefinic fiber having a glass transition temperature lower than a specific level, exhibiting excellent hydrolysis resistance, light resistance, chemical resistance and elasticity and useful for clothes, etc., by ...
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JPH11228637A |
To obtain the subject copolymer having alicyclic groups and acid- cleavable polar organic groups, having high radiation penetrability, excellent dry etching resistance, excellent adhesivity, etc., and useful for optical materials, electr...
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JP2928283B2 |
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JPH11189614A |
To obtain an optical material excellent in various properties by using a product of hydrogenation of a homopolymer of 1,3-cyclohexadiene or of a copolymer of this monomer with another comonomer. This material consists of a hydrogenation ...
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JP2917510B2 |
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JPH11181030A |
To provide a method for producing a transparent polymer having a high refractive index and a high Abbe's number and useful for an optical lens by polymerizing a compound having plural specific cyclopentadieno groups and a compound having...
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JPH11171918A |
To obtain the subject copolymer having a high glass transition point, by copolymerizing an α-olefin with a specific norbornene in the presence of a prescribed catalyst and specifying a glass transition point, etc. (A) An 2-20C α-olefin...
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JPH11159185A |
To form a soft layer of a base-isolation bearing structure by vulcanizing a rubber composition in which a resin obtained by hydrogenating a copolymer of a cyclopentadiene-based monomer and a styrene-based monomer is blended at a predeter...
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JPH11129415A |
To display far more remarkable easy-to-cut performance compared to a linear low density polyethylene which has been conventionally used as a sealant and at the same time, show the sealing strength and airtightness equal to or higher than...
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JPH11504973A |
A copolymerization process suitable for the preparation of high crystalline melting point cyclic olefin copolymers comprising contacting ethylene, and at least one cyclic olefin with an active polymerization catalyst comprising a Group 4...
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JPH11504669A |
PCT No. PCT/FI96/00253 Sec. 371 Date Jun. 26, 1998 Sec. 102(e) Date Jun. 26, 1998 PCT Filed May 7, 1996 PCT Pub. No. WO96/35730 PCT Pub. Date Nov. 14, 1996Amorphous and impact resistant co/ter-polymer made from olefins and aryl-substitut...
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JP2873288B2 |
To make it possible to obtain a quarter-micron or more finer pattern and to improve etching resistance by specifying the standard molecular weight (in terms of the polystyrene) of a copolymer having specified recurring units. The basic r...
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JP2868569B2 |
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JP2859431B2 |
The present invention relates to coating compositions which contain multifunctional acrylates, unsaturated organic compounds and aqueous dispersions of colloidal silica. Transparent, abrasion resistant coatings result from the cure, eith...
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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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