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WO/1997/046599A1 |
The present invention teaches the use of particular soluble metallocene catalysts to produce stereoregular polymers in gas phase polymerizations wherein the catalysts are fed into a particle lean zone in the reactor. The metallocenes cat...
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WO/1997/042235A1 |
The invention relates to a process for the production of polymers containing cyclic olefins by contacting, under polymerisation conditions, at least one cyclic and/or polycyclic olefin, optionally in the presence of 'alpha'-olefins, with...
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WO/1997/033198A1 |
The present invention relates to a radiation sensitive photoresist composition comprising a photoacid initiator and a polycyclic polymer comprising repeating units that contain pendant acid labile groups. Upon exposure to an imaging radi...
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WO/1997/025365A2 |
The invention relates to polyfunctionally reactive polymer substances containing in each molecule at least two structural units of general formulae (I) and/or (II), in which n = 1-10, the principal polymer chain links in the claimed subs...
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WO/1997/020871A2 |
Silyl substituted polymers of polycycloolefins are provided as well as catalyst systems for their preparation. The polymers of the invention include polycyclic repeat units that contain pendant silyl functional groups represented by form...
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WO/1997/016476A1 |
The invention concerns foams containing cycloolefin copolymers. The foams according to the invention contain at least one cycloolefin copolymer which, relative to the total weight of the cycloolefin copolymer, contains between 0.1 and 10...
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WO/1997/006185A1 |
Ruthenium and osmium carbene compounds that are stable in the presence of a variety of functional groups can be used to catalyze olefin metathesis reactions on unstrained cyclic and acyclic olefins are disclosed. Also disclosed are metho...
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WO/1997/003803A1 |
Processes facilitating the production of multi-ply laminates comprising many thin films united with each other, the many thin films being made respectively of different kinds of high-molecular-weight polymers. According to one of the pro...
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WO/1997/003096A1 |
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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WO/1997/002298A1 |
Disclosed herein is a process for the polymerization of ethylene, norbornenes and styrenes, by contacting in solution a selected nickel compound and a selected compound which is or can be coordinated to the nickel with the olefin(s). The...
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WO/1996/037528A1 |
Polycyclic addition polymers derived from norborene-type monomers are mixed with a variety of other polymers to generate families of new blends, alloys, and block copolymers.
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WO/1996/037526A1 |
Addition polymers containing functionally substituted polycyclic repeat units are prepared in the presence of a single or multicomponent catalyst system containing a palladium metal ion source. The catalysts are not poisoned by functiona...
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WO/1996/020235A1 |
Disclosed is a compound consisting of (a) dicyclopentadiene either on its own or mixed with a stretched cycloolefin, and (b) a catalytic quantity of at least one carbene-free divalent-cationic ruthenium or osmium compound as a single-com...
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WO/1996/013529A1 |
The invention relates to a new catalyst composition which is suitable for the polymerization of an olefin and which comprises a reduced transition metal complex and a co-catalyst. The invention is characterized in that the transition met...
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WO/1996/007674A1 |
A process that involves the packaged polymerization of olefinic monomer(s) and catalyst systems comprising a transition metal species that mediates the polymerization of the monomer(s) is disclosed. This process provides a way to use the...
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WO/1996/004988A1 |
A filter material is disclosed, as well as a process for removing ozone from gases and liquids. A gas flow or a liquid are contacted with a filter material made of an unsaturated cycloolefin polymer or copolymer. The filter material is s...
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WO/1996/004289A1 |
Ruthenium and osmium carbene compounds which are stable in the presence of a variety of functional groups and which can be used to catalyze olefin metathesis reactions are discussed. Methods for synthesizing these carbene compounds are a...
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WO/1995/035333A2 |
Ethylene copolymers are prepared with comonomers selected from (a) 'alpha'-olefins, (b) cycloolefins and (c) polyenes, with a content of ethylene units of between 80 and 99 mol %, a content of units derived from 'alpha'-olefin, cycloolef...
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WO/1995/014652A1 |
The invention relates to novel triphenylene compounds containing at least three ethylenically unsaturated groupings, oxiranyl or thiiranyl group-bearing groupings bonded to the triphenylene backbone, and a process for producing discoidal...
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WO/1995/014048A1 |
Addition polymers derived from norbornene-functional monomers are terminated with an olefinic moiety derived from a chain transfer agent selected from a compound having a terminal olefinic double bond between adjacent carbon atoms, exclu...
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WO/1995/004026A1 |
Compounds of general formula (I) characterised in that R1 and R2 are independently selected from the group consisting of COOR, CN, aryl, substituted aryl, COOH, halogen, C(O)NHR4, C(O)NR5R6; X and Y are independently selected from the gr...
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WO/1995/004109A1 |
Aqueous dispersions which are particularly well suited for use as aqueous ink jet ink compositions having an aqueous carrier medium which comprises water or a mixture of water and at least one organic solvent; a particulate solid, prefer...
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WO/1995/003346A1 |
An olefin metathesis catalyst system and process for the metathesis polymerization of cyclic olefins, such as dicyclopendatiene, are disclosed. The catalyst system comprises the reaction product of: (a) an imido transition metal halide c...
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WO/1994/018252A1 |
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 R1, R2, R3, R4, R5, R6, R7 and ...
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WO/1994/018251A1 |
A process for the production of cyclo-olefin copolymers (COC) with a low fusion viscosity 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 R1, R2, R3, R4, R5, R6...
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WO/1993/020117A1 |
The present invention relates to selectively halogenated copolymers containing at least one polymerized alpha-olefin and a monomeric or polymeric alkylbenzene containing comonomer and to the preparation of crosslinked compositions theref...
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WO/1993/020120A2 |
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...
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WO/1992/018564A2 |
A method of manufacturing 3-amino-2-cyclohexene-1-one by hydrogenating m-phenylenediamene to produce a novel intermediate salt of 3-amino-2-cyclohexene-1-imine followed by hydrolysis to produce 3-amino-2-cyclohexene-1-one. The novel inte...
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WO/1992/006123A1 |
An efficient process for producing cycloolefin polymer and cycloolefin/$g(a)-olefin copolymer without causing any ring opening of the cycloolefin; novel cycloolefin/$g(a)-olefin copolymer produced thereby; and composition and molding pre...
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WO/1989/012071A1 |
Amorphous copolymers of perfluoro-2,2-dimethyl-1,3-dioxole with at least one fluoro comonomer selected from one or more of ten defined classes having a recited minimum mole proportion of perfluoro-2,2-dimethyl-1,3-dioxole, in no event le...
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WO/1987/005303A1 |
Monomeric compound comprising (a) a reactive arylcyclobutene moiety and (b) a molecular group which is bonded to the aryl group of the arylcyclobutene moiety. The molecular group which is bonded to the aryl moiety can comprise at least o...
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WO/1987/001376A1 |
Reactive polymeric compositions are prepared by subjecting arylcyclobutene monomeric compositions to polymerization conditions to provide a partially polymerized composition; and removing the partially polymerized composition from said c...
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WO/1984/001381A1 |
Compounds having a cyclopentadiene skeleton and at least one sulfonic acid group are novel. They are prepared by subjecting cyclopentadiene, dicyclopentadiene and/or hydroxydicyclopentadiene to sulfonation reaction and subjecting, before...
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JP7463965B2 |
Provided is an optical film, formed from a thermoplastic norbornene-based resin that includes a norbornene-based polymer, wherein the glass transition temperature Tg of the thermoplastic norbornene-based resin satisfies expression (1), t...
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JP7455819B2 |
Described are polymers comprising norbornene-based monomeric units derived from the polymerization of norbornene-based monomers for use as electrode material additives, binder compositions comprising said polymers as additives, electrode...
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JP7447252B2 |
The present invention relates to photosensitive compositions containing polynorbornene (PNB) polymers and certain additives that are useful for forming microelectronic and/or optoelectronic devices and assemblies thereof, and more specif...
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JP7440668B2 |
Embodiments in accordance with the present invention encompass compositions comprising a organopalladium compound, a photoacid generator, a photosensitizer, one or more olefinic monomers and a stabilizer, such as for example a hindered a...
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JP2024502695A |
Embodiments according to the present invention relate to compositions comprising one or more polycycloolefinic monomers and at least one multifunctional olefinic monomer that undergo bulk polymerization at a suitable temperature to provi...
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JP7409388B2 |
A polymer (A) having structural units derived from at least one monomer selected from the group consisting of a compound represented by formula (1) and a compound represented by formula (2) is included in this liquid crystal alignment ag...
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JP7408935B2 |
To provide a method for producing a norbornene-based ring-opened polymer that can yield a norbornene-based ring-opened polymer with controlled stereochemistry and a reduced content of a dimer and the like.A method for producing a norborn...
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JP2023548080A |
Embodiments according to the present invention include one or more polycycloolefinic monomers and at least one multifunctional olefinic monomer, have a longer shelf life, and undergo bulk polymerization at suitable temperatures to form 3...
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JP7352844B2 |
The invention provides a heat-shrinkable film that has (1) a glass transition temperature (Tg) of 90-140° C.; (2) shrinkage of 12% or less in a main shrinkage direction when treated in glycerin at 80° C. for 10 seconds; (3) shrinkage o...
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JP7346158B2 |
[Problem to be solved]Provided is a sulfur-containing unsaturated hydrocarbon polymer which can improve wet grip performance and fuel efficiency of a tire in a well-balanced manner by being blended into a rubber composition for a tire.[M...
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JP2023538006A |
The present invention is a process for making cyclic olefin containing polymer compositions using dianionic tridentate transition metal complexes featuring a central neutral heterocyclic Lewis base and two phenolate donors. and the tride...
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JP2023124236A |
To provide a suitable method for producing olefin-cyclic olefin copolymer.The present invention is related to a method for producing olefin-cyclic olefin copolymer that is characterized in that an olefin (X) and a cyclic olefin (Y) are c...
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JP2023116922A |
To provide a method for producing polynorbornene which can yield the polynorbornene having a small weight average molecular weight and excellent compatibility with other materials, in high yield and with excellent safety.A method for pro...
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JP7292426B2 |
The invention relates to a method for preparing hydrogenated petroleum resin. More specifically, the invention relates to a method for preparing hydrogenated petroleum resin having aromaticity of 10% or more and exhibiting excellent colo...
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JP2023042441A |
To provide: a method for producing a norbornane skeleton-containing polymer which has excellent transparency and adhesiveness to a polyimide resin and contains, in the same manner as the conventionally known copolymer of norbornane and a...
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JP2023508493A |
An embodiment according to the present invention is a composition comprising an organopalladium compound, a photoacid generator, a photosensitizer, and one or more olefinic monomers, wherein exposure of the composition to suitable actini...
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JP2023508492A |
An embodiment according to the present invention is a composition comprising an organopalladium compound, a photoacid generator, a photosensitizer, and one or more olefinic monomers, wherein exposure of the composition to suitable actini...
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