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JP3416244B2 |
PURPOSE: To produce a transparent cycloolefin copolymer having a high tensile strength by copolymerizing a polycyclic olefin and ethylene in the presence of a catalyst comprising a specific asymmetric metallocene and a cocatalyst. CONSTI...
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JP3416243B2 |
PURPOSE: To produce a cycloolefin polymer having a high viscosity number by polymerizing a polycyclic olefin in the presence of a catalyst comprising an aluminoxane and a specific metallocene compd. CONSTITUTION: Based on the total monom...
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JP2003137920A |
To provide a method for addition polymerization of a cyclic olefin, having high polymerization activity and, even in copolymerization with a silyl- containing cyclic olefin monomer, suppressing by-product of ultrahigh-molecular weight co...
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JP2003140349A |
To provide a positive resist composition causing little problem relating to developing defects.The positive resist composition is characterized in containing (A) a fluorine group-containing resin which has a structure substituted with a ...
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JP2003131383A |
To provide a positive photosensitive composition excellent in resolving power and having small density dependence.The positive photosensitive composition comprises (A) a compound which generates ≥2C fluorine-substituted sulfonic acid u...
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JP3403469B2 |
PURPOSE: To provide a polymer of an optically active norbornene derivative having optical rotatory power and useful as a resolution agent for optical isomer and geometric isomer. CONSTITUTION: A polymer of an optically active norbornene ...
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JP3398179B2 |
PURPOSE: To provide the titled polymer containing, as polymerized units, a cyclohexene anhydride (salt) and a specific monomer and useful as water- treatment additive for boiler waters and also as detergent additives acting as builders, ...
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JP2003082073A |
To provide a cyclic olefin monomer composition that is prepared by the Diels-Alder reaction in no need of highly pure olefins, cyclopentadiene and/or dicyclopentadiene and can inexpensively produce the cyclic olefin polymers and/or cross...
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JP3387533B2 |
PURPOSE: To provide a resin excellent in heat resistance, transparency, photo- deterioration resistance, low birefringence, electrical insulation, high-frequency properties, electrical insulation stability, low dissolution of organic mat...
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JP2003509492A |
[Chemical 1] (In the formula, R1And R2Is independent of hydrogen, (C1-C7) Alkyl, (C2-C7) Alkenyl, or (C2-C7) Alkyne; X1And X2May or may not exist independently, and if so, independently (C1-C7) Alkylene or (C2-C7) Alkenilen; Y1And Y2Inde...
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JP3384054B2 |
PURPOSE:To obtain a polymer capable of forming a molding excellent in heat resistance, water resistance, transparency, shaping properties and mechanical strength. CONSTITUTION:This molding material is composed of a thermoplastic norborne...
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JP2003068446A |
To provide a transparent electricity conductive film, which has transparency, which can be used as a transparent electricity conductive substrate for electroluminescence, and is excellent in adhesion and in heat resistance.It is the plas...
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JP2003055520A |
To obtain a resin composition with a low dielectric constant, having excellent adhesion and usable as an interlayer insulation film and a printed circuit board or an LSI. The resin composition comprises a polynorbornene and/or a derivati...
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JP2003055316A |
To provide a new compound having norbornene structure-bearing group useful as a raw material for a curable resin which has low shrinkage in curing and gives a cured product having various excellent properties including optical transparen...
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JP2003040931A |
To provide a photoresist monomer and a photoresist polymer, usable even in a light source of VUV (157 nm). A photoresist monomer shown by formula (1), a polymer thereof and a photoresist composition using this polymer are provided. In th...
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JP2003026718A |
To provide a method for producing a cyclohexane addition polymer with a small dimer content from a cyclohexene monomer in good productivity.There is provided a method for producing a cyclohexene addition polymer by polymerizing a cyclohe...
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JP2003501493A |
The invention relates to a catalyst system on the basis of fulven compounds that are reacted with a transition metal compound in the presence of a reducing agent. They are then reacted with an element H-acidic compound. The invention fur...
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JP2003002922A |
To provide a cyclic olefin polymer that can be readily produced by addition polymerization and is suitable as an adhesive, a coating material, electronic parts and an optical material having excellent adhesion, transparency, heat resista...
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JP3361808B2 |
PCT No. PCT/EP94/00263 Sec. 371 Date Aug. 10, 1995 Sec. 102(e) Date Aug. 10, 1995 PCT Filed Jan. 31, 1994 PCT Pub. No. WO94/18251 PCT Pub. Date Aug. 18, 1994Thermoplastic cycloolefin copolymers (COCs) having low melt viscosity and low op...
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JP3361809B2 |
A process for the production of cyclo-olefin copolymers (COC) with high tenacity by the copolymerisation of 0.1 to 99.9 wt %, in relation to the total quantity of monomers, of at least one monomer in which R<1>, R<2>, R<3>, R<4>, R<5>, R...
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JP3357126B2 |
A polymer comprises at least 20 wt.% monoethylenically-unsatd. acid(s) or salt(s) and an amine-sulphide terminal moiety being the residue of an amine-thiol attached via a S gp.. Pref. amine-sulphide terminators are from (i) amino-thiols ...
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JP3355045B2 |
A polymer alloy containing a) one or more cycloolefin copolymers and b) one or more types of core/shell particles.
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JP2002351063A |
To provide a positive type photosensitive composition having high sensitivity and improved edge roughness of a pattern. The positive type photosensitive composition contains (A) a specified acid generator which generates an acid when irr...
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JP2002348324A |
To provide a polymer having a polycyclic cycloolefin, and having a high viscosity and a high glass transition temperature. A polycyclic cycloolefin such as norbornene in an amount of 0.1-100 wt.%, and at least one of 0-99.9 wt.% of a mon...
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JP2002351078A |
To obtain a high molecular compound having high etching resistance in the case of being used for a photoresist. The high molecular compound contains at least one kind of a monomer unit selected from formulas (1a) and (1b). (In the formul...
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JP3352035B2 |
A method of preparing a catalyst of the formula comprising: reacting a compound of the formula (XX<1>MLnL<1>m)p with a phosphorane of the formula wherein: M is Os or Ru; R and R<1> are either the same or different and are (a) hydrogen, (...
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JP2002540997A |
The invention relates to multilayer containers containing at least one cycloolefin polymer, to a method for producing these multilayer containers, and to the use of the inventive multilayer containers.
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JP2002537421A |
The invention relates to polymers and copolymers based on Vinylcyclohexane (VCH) with a predominantly isotactic configuration and to the use of said polymers and copolymers as optical material, moulded bodies and films.
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JP2002308843A |
To provide a new organometallic compound which has a sufficient catalytic activity and, simultaneously, can obtain (co)polymers of chain olefins or cyclic olefins in a high yield and its preparation method, an olefin polymerization catal...
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JP3336013B2 |
Methods of forming polycycloolefins having high crosslink density are disclosed. Olefins are polymerized via a metathesis mechanism in the presence of a crosslinking agent and a catalyst. The crosslinking agent generally comprises a pero...
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JP2002302509A |
To provide a new catalyst which is used for polymerizing cyclic olefin, has a sufficient catalyst activity, and can produce a cyclic olefin (co)polymer in a high yield, and to provide a method for polymerizing the cyclic olefin in the pr...
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JP2002302518A |
To provide a method and the like for producing a cyclic olefin-based polymer having high transparency, high heat resistance and low water absorp tion.This method for producing a cyclic olefin-based polymer is to (co)polymerize dicyclopen...
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JP3334106B2 |
To obtain a cycloolefin-based polymer having a large viscosity number and a high glass transition temperature, and useful for the extrusion molding of film, or the like, by copolymerizing a polycyclic olefin and an acyclic olefin under a...
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JP3334650B2 |
Poly(cyclic conjugated diene) polymers are prepared by polymerizing a cyclic conjugated diene monomer or cyclic conjugated diene monomer and a double bond-containing monomer using a transition metal catalyst, preferably a Ni-based cataly...
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JP3334457B2 |
To obtain a light guide consisting of a resin optical fiber which is suppressed in deterioration by the heat of a light source and has excellent durability by hermetically coating the end face on the light source side of an optical fiber...
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JP3332368B2 |
The prodn. of cycloolefin polymers (COC) comprises the polymerisation of (a) 0.1-100 wt.% monomer(s) of formula (I), (II), (III) or (IV), (b) 0-99.9 wt.% cycloolefin of formula (V) and (c) acyclic 1-olefin(s) of formula (VI), at -78 to +...
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JP2002531648A |
A catalyst system and a process for the bulk addition polymerization or of polycyclic olefins, such as norbornene, methylnorbornene, ethylnorbornene, butylnorbornene or hexylnorbornene, 1,2,3,4,4a,5,8,8a-octahydro-1,4:5,8-dimethanonaptha...
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JP2002530505A |
A suitable cross-linkable matrix precursor and a poragen can be treated to form a porous cross-linked matrix having a Tg of greater than 300° C. The porous matrix material has a lower dielectric constant than the corresponding non-porou...
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JP3320475B2 |
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JP2002527543A |
Certain alkylhaloaluminoxanes and other alkylhaloaluminum compounds, when used as cocatalysts for the polymerization of olefins with complexes of transition metals and neutral bidentate ligands give good yields of polyolefin when using l...
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JP3315729B2 |
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JP2002523571A |
Olefins such as ethylene and propylene may be polymerized by using as catalysts novel selected transition metal complexes of bis(carboximidamidatonates) in which the carboximidamidatonate groups are connected together through covalent bo...
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JP2002205967A |
To obtain a new crosslinking compound (crosslinkable functional group-having compound) which can solve the problems such as a high hygroscopicity, inferior electric characteristics, and decomposition during a reaction due to a high react...
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JP3304416B2 |
PURPOSE: To tenaciously bond a thermoplastic saturated norbornene resin molding to an adherend to produce a bonded article which suffers little decrease in bonding strength with changing temp. even when the adherend has a coefficient of ...
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JP3304099B2 |
For gas phase polymerization reactions in the presence of an unsupported polymerization catalyst, there is provided a process for introducing a liquid catalyst so as to provide a resin particle lean zone such that the average particle si...
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JP2002202604A |
To provide a radiation sensitive resin composition having high transparency to radiation, excellent in sensitivity, resolution and pattern shape and less liable to a change in line width due to the increase and decrease of space width as...
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JP2002188032A |
To obtain a printing ink having little environmental loading, that is mild to the environment from the stand point of environmental protection.This varnish is obtained by using an ester-modified hydrocarbon resin prepared by reacting 2 o...
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JP2002179775A |
To provide a method for producing a polymer having an alicyclic structure without causing coloration or molecular weight degradation of the polymer, with little contamination by foreign matter, and capable of recollecting the polymer hav...
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JP2002161117A |
To provide a spirocyclic olefin polymer, a method of preparing the same and a photoresist composition containing a spirocyclic olefin resin binder.This polymer contains one or more spirocyclic olefin monomers as a polymerization unit and...
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JP2002156750A |
To provide a resist composition, having proper various resist performances, such as sensitivity, resolution and adhesiveness with respect to substrate and superior profile shape as a chemical amplification type positive resist compositio...
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