| Document |
Document Title |
|
JPH08100029A |
To obtain an at least 3C olefinically unsaturated group-containing cycloolefin polymer excellent in transparency and dimensional stability upon being heated and desirable in the production of a polymer having terminal polar functional gr...
|
|
JPH0884773A |
PURPOSE: To mate draft angle unnecessary by using an amorphous resin contg. a ring structure combined in its molecular main chain for forming a syringe cylinder and specifying respectively its heat distortion temp., coefficient of therma...
|
|
JPH0885163A |
PURPOSE: To obtain a vessel which can transfer heat by surface contact between the bottom of the vessel and a heat transfer plate and is adapted for drying by freezing by forming a flat bottom vessel having a flat bottom of amorphous ann...
|
|
JPH0832768B2 |
Disclosed is a composition that is polymerizable by contacting it with an olefin metathesis catalyst comprising dicyclopentadiene, red phosphorus, and a brominated aromatic compound selected from the group consisting of decabromodiphenyl...
|
|
JPH0830106B2 |
A molding material suitable as an optical material and an optical recording medium formed of the molding material are disclosed. The molding material comprises a hydrogenated product of a polymer formed by ring-opening polymerization of ...
|
|
JPH0826105B2 |
PURPOSE:To obtain the title optical material having high transparency, heat resistance and refractive index by casting a mixture of a bifunctional (meth) acrylate, an aromatic vinyl and a comonomer together with a radical polymerization ...
|
|
JPH0822892B2 |
A high impact strength, high modulus thermoset homopolymer is formed by the metathesis-catalyzed polymerization of dicyclopentadiene. In a preferred embodiment of the synthesis two parts of a metathesis-catalyst system, a catalyst/monome...
|
|
JPH0822894B2 |
|
|
JPH0859744A |
To provide a cycloolefin copolymer comprising polymerized units of a cycloolefin and polymerized units having a specific functionalized structural unit and, if desired, polymerized units of an acyclic olefin which is excellent in giving ...
|
|
JPH0859726A |
PURPOSE: To provide a producing method capable of enlarging a temperature region exhibiting a rubber elasticity of the resultant cyclic olefin-based polymer to a low temperature side. CONSTITUTION: This method for producing a cyclic olef...
|
|
JPH0857051A |
PURPOSE: To provide an injection syringe having no seepage of an eluate into a medicine and excellent in chemical resistance, transparency, and size stability by forming the syringe with a random copolymer of ethylene and a tetracyclo[4....
|
|
JPH0819316B2 |
Disclosed is a composition that is polymerizable by contacting it with an olefin metathesis catalyst comprising dicyclopentadiene, red phosphorus, and a brominated aromatic compound selected from the group consisting of decabromodiphenyl...
|
|
JPH0819189B2 |
A process for producing a cycloolefin random copolymer, which comprises (1) copolymerizing (a) ethylene or both ethylene and an alpha-olefin having at least 3 carbon atoms with (b) an cycloolefin such as octahydronaphthalenes and bicyclo...
|
|
JPH0819292B2 |
|
|
JPH0848724A |
PURPOSE: To obtain the title polymer excellent in mechanical properties, transparency, melt flowability and moldability by selecting a cycloolefin polymer having specific properties. CONSTITUTION: A cycloolefin polymer is selected from a...
|
|
JPH0848723A |
PURPOSE: To obtain a dicyclopentadiene resin having a relatively low molecular weight and a relatively narrow molecular weight distribution by heating a reaction material containing a dicyclopentadiene monomer in the presence of a strong...
|
|
JPH0813823B2 |
NEW MATERIAL:A compound expressed by formula I (R represents 1-5C alkyl; X represents halogen of 1-5C alkoxy; l is 0-3). EXAMPLE:2-Trimethylsilyl-1,4,5,8-dimethano-1,2,3,4,4a,5,8,8a
-octahydro naphthalene. USE:A material for a substrate ...
|
|
JPH0834824A |
PURPOSE: To provide a hydrocarbon resin well soluble in an aliphatic solvent such as hexane and highly reactive with another monomer or the like. CONSTITUTION: This resin is one prepared by polymerizing a fraction (A) containing an aliph...
|
|
JPH0820692A |
PURPOSE: To obtain a resin composition, containing a cyclic olefin-based resin having a carboxylic acid derivative residue, a thermal cross-linking agent and a photocross-linking agent and excellent in heat and solvent resistances, low h...
|
|
JPH07108903B2 |
|
|
JPH07103102B2 |
A monomer comprises a reactive arylcyclobutene moiety and a molecular group which is bonded to the aryl group of the arylcyclobutene moiety. The molecular group can comprise an organic molecular group, especially at least one unsaturated...
|
|
JPH07268082A |
PURPOSE: To produce the subject molding having high modulus and high impact strength. CONSTITUTION: A plurality of reactant streams at least one of which contains a solution of a metathesis catalyst, another of which contains an activato...
|
|
JPH0791342B2 |
|
|
JPH0788412B2 |
|
|
JPH07242711A |
PURPOSE: To obtain a copolymer capable of being formed into various molded products excellent in thermal properties and water resistance without detriment to the excellent mechanical and optical properties of a methacrylic resin. CONSTIT...
|
|
JPH0780973B2 |
|
|
JPH0777039B2 |
|
|
JPH07216030A |
PURPOSE: To obtain a cycloolefin copolymer comprising polymer units from a cycloolefin and other polymer units in a specified ratio, being excellent in transparency, adhesiveness, dimensional stability, hardness, and hydrolysis resistanc...
|
|
JPH07216029A |
PURPOSE: To provide a cycloolefin copolymer comprising polymer units from a polycyclic olefin and other polymer units, containing repeating structural units having a plurality of electron-withdrawing groups, having specified properties, ...
|
|
JPH07196737A |
PURPOSE: To obtain the subject polymer in high yield and in high polymerization degree, useful as a highly heat-resistant and high-rigidity polymer from a low- purity cyclohexadiene, by anionic polymerization of a raw material mixture co...
|
|
JPH0764899B2 |
Modified cyclopentadiene resin which comprises a) from 40 to 90% by weight of units of monomeric or oligomeric cyclopentadiene and/or alkyl-substitution products thereof, b) from 1 to 30% by weight of resols, c) from 5 to 40% by weight o...
|
|
JPH07505624A |
The present invention relates to a novel compound, its use as an initiator in anionic polymerizations yielding norbornene-terminated homopolymers of block copolymers, and the further use of said norbornene-terminated polymers as macromon...
|
|
JPH07505661A |
(57) [Summary] Since this publication is application data before electronic filing, summary data is not recorded.
|
|
JPH0755965B2 |
|
|
JPH0751609B2 |
A random copolymer comprises recurring units each having the formula of; wherein R<1> to R<1><0> stand for a hydrogen atom or an alkyl group with or without R<5> being bonded to R<6> or R<1><0> via an alkylene group having 1 to 3 carbon ...
|
|
JPH07138324A |
PURPOSE: To obtain a molded optical article which has excellent heat and moisture resistances; a low birefringence, and a high surface accuracy and is free from the coloration and scorch during molding. CONSTITUTION: This molded optical ...
|
|
JPH0747744B2 |
|
|
JPH07132533A |
PURPOSE: To resolve shortage of hands by obtaining a large integrated concrete shuttering by a method wherein in a platy concrete shuttering of which vertical and horizontal length and thickness are specific dimensions, the vertical thic...
|
|
JPH07118344A |
PURPOSE: To obtain the flat plate having excellent smoothness and low birefringence, freed from marks such as die lines and having excellent optical properties. CONSTITUTION: The flat plate is made of a thermoplastic norbornene resin, th...
|
|
JPH0739513B2 |
|
|
JPH0739473B2 |
|
|
JPH0737514B2 |
|
|
JPH0733413B2 |
Copolymer of maleic anhydride and the polymerizable component of naphtha oil chiefly composed of indene and aromatic hydrocarbons having a reactive double bond, a resin modifier containing said copolymer as an effective ingredient, a dis...
|
|
JPH0730167B2 |
|
|
JPH0723411B2 |
|
|
JPH0760820A |
PURPOSE: To obtain a molded form in which coloring, coagulum and a silver streak do not occur by melting a thermoplastic norbornene resin having a norbornane structure under conditions represented by a specific formula and molding it. CO...
|
|
JPH0717816B2 |
|
|
JPH0717740B2 |
A process for producing a molded article by introducing a reactive liquid mixture which comprises a cycloalkene containing dicylopentadiene, a norbornene-type monomer containing at least one N-substituted 5-membered cyclic amide group an...
|
|
JPH0713084B2 |
|
|
JPH0741521A |
PURPOSE: To obtain polynorbornene in a high yield by polymerizing a cycloolefin in the presence of a specific metallocene compound and a promoter. CONSTITUTION: A ligand obtained by bonding (substituted) cyclopentadienyl groups or substi...
|
