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Class Information
Number: 526/281
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Polymers from only ethylenic monomers or processes of polymerizing, polymerizable compositions containing only ethylenic monomers as reactants or processes of preparing > From fused or bridged ring containing monomer > Bridged monomer
Description: Subject matter wherein the unsaturated monomer contains at least one bridged ring system.










Sub-classes under this class:

Class Number Class Name Patents
526/283 Compound containing dicyclopentadiene moiety 416
526/282 Contains an exterior ethylenic substituent bonded to a single carbon atom of the bridged ring system 467


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

Patent Number Title Of Patent Date Issued
5866662 Cycloolefin polymers Feb. 2, 1999
5856414 Cycloolefin polymers Jan. 5, 1999
5854302 Partially polymerized divinylsiloxane linked bisbenzocyclobutene resins and methods for making said resins Dec. 29, 1998
5854367 Process for cationic polymerization Dec. 29, 1998
5852145 Polymerization processes for olefins Dec. 22, 1998
5840816 Method of manufacturing a polysiloxane charge transporting material Nov. 24, 1998
5837787 Process for producing elastic thermoplastic .alpha.-olefin/cyclic olefin copolymers Nov. 17, 1998
5830439 Fixative vinyl acetate tetrapolymers Nov. 3, 1998
5798426 Acrylic polymer compounds Aug. 25, 1998
5789510 Terpolymers of ethylene, their preparation and their use as additives for mineral oil distillates Aug. 4, 1998
5783273 PTP or blister packaging articles and packaging material therefor Jul. 21, 1998
5780565 Supersatmospheric reaction Jul. 14, 1998
5770679 Polyamide resin compositions and production process Jun. 23, 1998
5763532 Blends of polypropylene and elastic alpha-olefin/cyclic olefin copolymers Jun. 9, 1998
5756623 Cycloolefin copolymers and processes for their preparation May. 26, 1998
5756624 Terpene copolymers May. 26, 1998
5753721 Process for the photo-polymerisation of cyclic olefins using a thermostable molybdenum or tungsten catalyst May. 19, 1998
5741880 Clearcoating compositions Apr. 21, 1998
5741869 Addition polymers derived from norbornene-functional monomers and process therefor Apr. 21, 1998
5733991 Process for preparing cycloolefin polymer Mar. 31, 1998
5731383 Difunctional telechelic linear non-crosslinked polyolefins Mar. 24, 1998
5728480 Poly(4,5,9,10-tetrahydropyrene-2,7-diyl) derivatives and their use as electroluminescence materials Mar. 17, 1998
5726264 Processes to produce metallocene compounds and polymerization processes therewith Mar. 10, 1998
5723545 Blends of a semi-crystalline polymer and elastic .alpha.-olefin/cyclic olefin copolymers Mar. 3, 1998
5714556 Olefin polymerization process Feb. 3, 1998
RE35717 Cycloolefin copolymerization method, feed composition and product Jan. 20, 1998
5707728 Magneto-optical recording medium Jan. 13, 1998
5705503 Addition polymers of polycycloolefins containing functional substituents Jan. 6, 1998
5702825 Low yellow index polymer compositions, polymerizable compositions and lenses using said compositions Dec. 30, 1997
5703187 Pseudo-random copolymers formed by use of constrained geometry addition polymerization catalysts Dec. 30, 1997
5698645 Process for preparing cycloolefin copolymers Dec. 16, 1997
5693728 Process for producing cyclic olefin based polymers Dec. 2, 1997
5693730 Metallocenes, process for their preparation and their use as catalysts Dec. 2, 1997
5681900 Hydrogenated norbornene ring-opening polymerization product, a process for production thereof and uses thereof Oct. 28, 1997
5677405 Homopolymers and copolymers of cationically polymerizable monomers and method of their preparation Oct. 14, 1997
5670595 Diene modified polymers Sep. 23, 1997
5670591 Anionically copolymerized living random (meth)acrylic copolymers and copolymers prepared therefrom Sep. 23, 1997
5663266 Waterborne coating compositions Sep. 2, 1997
5658998 Random copolymer, and process and production thereof Aug. 19, 1997
5654386 Random copolymer, and process for production thereof Aug. 5, 1997
5652308 Tackifiers and a process to obtain tackifiers Jul. 29, 1997
5650471 Process for the production of cycloolefin random copolymer Jul. 22, 1997
5648443 Cyclic olefin copolymers, compositions and molded articles comprising the copolymers Jul. 15, 1997
5637400 Cycloolefin copolymers having low melt viscosity and low optical attenuation Jun. 10, 1997
5637659 Method of polymerizing olefins using borabenzene catalysts Jun. 10, 1997
5635573 Method for preparing alpha-olefin/cycloolefin copolymers Jun. 3, 1997
5635302 Substrate having coating resistant to environmental etch, coating composition therefor, process for making the coating composition, and process of coating a substrate with the composition Jun. 3, 1997
5629398 Process for producing cyclic olefin based polymers, cyclic olefin copolymers, compositions and molded articles comprising the copolymers May. 13, 1997
5623039 Cycloolefin polymers Apr. 22, 1997
5621047 Process for preparing linear monofunctional and telechelic difunctional polymers and compositions obtained thereby Apr. 15, 1997

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