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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
5270393 Ethylene cycloolefin random copolymer compositions Dec. 14, 1993
5266665 Metathesis polymerization catalyst and method of polymerizing cyclic olefins therewith Nov. 30, 1993
5260394 Styrene copolymer and process for production thereof Nov. 9, 1993
5260498 Diels-Alder process Nov. 9, 1993
5243005 Process for producing cycloolefin random copolymers Sep. 7, 1993
5241031 Elastic articles having improved unload power and a process for their production Aug. 31, 1993
5239006 Cycloolefin random copolymer composition and uses thereof Aug. 24, 1993
5225503 Process for preparing cycloolefin random copolymer Jul. 6, 1993
5218065 Polymerization process Jun. 8, 1993
5212213 Radiation-curable rosin-based resins May. 18, 1993
5204429 Process for the preparation of an olefin polymer Apr. 20, 1993
5204427 Method of making ring-opened polynorbornene polymers using pot life extending agents Apr. 20, 1993
5198511 Polymerizable compositions containing olefin metathesis catalysts and cocatalysts, and methods of use therefor Mar. 30, 1993
5191027 Composition comprising an epoxy compound Mar. 2, 1993
5191026 Ring-opening hydrogenated copolymer and process for producing the same Mar. 2, 1993
5191042 Process for preparing alpha-olefin copolymers having a narrow MWD and broad compositional distribution Mar. 2, 1993
5187012 Thermoplastic materials and article made therefrom Feb. 16, 1993
5185143 Terpolymer hair fixative resins prepared by solution polymerization of maleic anhydride, vinyl acetate and isobornyl acrylate Feb. 9, 1993
5164464 Vinyl ester resins containing mesogenic/rigid rodlike moieties Nov. 17, 1992
5164469 Transparent resin material Nov. 17, 1992
5162411 Carbonates, their production and their use as flow aids Nov. 10, 1992
5143979 Molding material Sep. 1, 1992
5142007 Process for the production of cycloolefin-based random copolymer Aug. 25, 1992
5138003 Ring opening method and reaction solution Aug. 11, 1992
5128446 Process for producing cycloolefin random copolymer Jul. 7, 1992
5115052 Process for producing cycloolefin random copolymers May. 19, 1992
5109088 Resin composition for cement Apr. 28, 1992
5106931 Copolymerization of ethylene and cycloolefin isomerized from endo-form to exo-form Apr. 21, 1992
5095082 Polymerization process employing mixture of Diels-Alder adducts of 4-vinylcyclohexene and cyclopentadiene Mar. 10, 1992
5087677 Process for the preparation of cycloolefin polymers Feb. 11, 1992
5079318 Substituted acetylenes as rate moderators for ring-opening metathesis polymerization Jan. 7, 1992
5077058 One step process for preparing cross-linked poly-.beta.-alanine microspheres from acrylamide and a copolymerisable polyfunctional compound Dec. 31, 1991
5068296 Metathesis polymerized cross-linked copolymer Nov. 26, 1991
5063103 Reinforced polymeric matrix Nov. 5, 1991
5061771 Ring-opened polymer from norbornene type of polycyclic monomer and process for producing the polymer Oct. 29, 1991
5053471 Transparent resin material Oct. 1, 1991
5051485 Method for producing tackifier resins Sep. 24, 1991
5049633 Ethylene/polycyclic monomer copolymer, process for preparation thereof, and optical article Sep. 17, 1991
5026783 High energy polymers formed by ring opening metathesis polymerization Jun. 25, 1991
5019660 Diamondoid polymeric compositions May. 28, 1991
5019620 Elastic crosslinked metathesis polymer composition May. 28, 1991
5015705 Polymerization feed composition comprising slow gel/cure systems based on dialkylzinc May. 14, 1991
5011730 Bulk polymerized cycloolefin circuit boards Apr. 30, 1991
5008356 Cyclo-olefinic random copolymer, olefinic random copolymer, and process for producing cyclo-olefinic random copolymers Apr. 16, 1991
5006616 Metathesis polymerized copolymer Apr. 9, 1991
5003019 Cyclo-olefinic random copolymer, olefinic random copolymer, and process for producing cyclo-olefinic random copolymers Mar. 26, 1991
4994535 Metathesis polymerization cross-linked halogen-containing copolymer Feb. 19, 1991
4977226 Process for production of molded article of norbornene polymer Dec. 11, 1990
4975507 Cyclopentanedioxocarbonyl vinylene polymers Dec. 4, 1990
4965329 N-substituted arylcyclo butenyl-unsaturated cyclic imides Oct. 23, 1990

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