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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
4599391 Coating composition for power cable Jul. 8, 1986
4598132 Catalyst system and the use thereof for the production of EPDM rubber Jul. 1, 1986
4598102 Method, composition and product produced by delayed gelation in the polymerization of cycloolefins Jul. 1, 1986
4587317 Crosslinked polymers obtainable by cationic polymerization and formed from unsaturated bicyclic imides May. 6, 1986
4587293 Reactive flexibilizing monomer and thermosettable compositions containing same May. 6, 1986
4578443 Polyacetylene production Mar. 25, 1986
4540760 Process for producing polymers of monoallylamine Sep. 10, 1985
4540763 Polymers derived from poly(arylcyclobutenes) Sep. 10, 1985
4533700 Hydrocarbon resin and modified hydrocarbon resin product thereof Aug. 6, 1985
4529656 Oil imbibing polymer particles which are block resistant Jul. 16, 1985
4513130 Hydrocarbon resin and modified hydrocarbon resin product thereof Apr. 23, 1985
4504640 Process for producing monoallylamine polymer Mar. 12, 1985
4487901 Polymerization of beta-pinene Dec. 11, 1984
4431785 Ion exchange resins Feb. 14, 1984
4426502 Bulk polymerization of cycloolefins Jan. 17, 1984
4415715 Catalysts for ring-opening copolymerization of cycloolefins Nov. 15, 1983
4410691 Precipitation of polycycloolefins Oct. 18, 1983
4410692 Precipitation of polymeric cycloolefins Oct. 18, 1983
4400501 Anhydrous precipitation of polycycloolefins Aug. 23, 1983
4388434 Lithographic ink vehicle containing addition polymer and aliphatic hydrocarbon solvent Jun. 14, 1983
4375519 Ion exchange resins Mar. 1, 1983
4355148 Norbornene polymers containing bound phenolic antioxidant Oct. 19, 1982
4316835 Polyester resin compositions Feb. 23, 1982
4262103 Hydrocarbon-soluble copolymers of bicycloheptenes and 1,3-butadiene Apr. 14, 1981
4250063 Method for chain-opening polymerization of norbornene derivatives Feb. 10, 1981
4246386 Ion exchange resins Jan. 20, 1981
4244854 Elastomer-based master batch Jan. 13, 1981
4221895 Thermally resistant thermosetting aromatic polymers containing pendant 1-alkynyl substituents Sep. 9, 1980
4215209 Anaerobic curing composition and process for preparing same Jul. 29, 1980
4200722 Rubber-like copolymers of ethylene, at least one other .alpha.-alkene and one or more polyenes possessing increased building tack Apr. 29, 1980
4195013 Elastomer composition for pneumatic tire treads Mar. 25, 1980
4176220 Catalyst composition for ring-opening polymerization of norbornene derivatives and process for polymerizing same Nov. 27, 1979
4166083 Rubber composition and process for preparation thereof Aug. 28, 1979
4162233 Isomerization-alkylation systems comprising a Gr. III A Lewis acid and a non-reactive aprotic solvent Jul. 24, 1979
4156762 Process for producing light-colored clear petroleum resins May. 29, 1979
4156767 Ethylene, C.sub.3-16 monoolefin polymer containing 0.02%-0.6% by weight vinyl norbornene bound in the polymer having improved cold flow May. 29, 1979
4138448 Process for preparing polymers of cyclopentadiene and bicycloheptene mixtures Feb. 6, 1979
4136248 Ring-opened alkylnorbornene copolymers Jan. 23, 1979
4136247 Ring-opened iso-propylnorbornene copolymers Jan. 23, 1979
4136249 Ring-opened copolymers of dihydrodiclopentadiene, norbornene or alkylnorbornene, and acyclic olefin Jan. 23, 1979
4129557 Process for producing copolymerized resins Dec. 12, 1978
4127497 Michael adducts of (substituted) cyclopentadiene and esters: a process therefor and derivatives thereof Nov. 28, 1978
4125699 Ethylene-propylene rubbery copolymer Nov. 14, 1978
4113653 Polymerization of .alpha.-pinene Sep. 12, 1978
4110528 Ring-opened copolymers of at least one norbornene-type monomer with dicyclopentadiene Aug. 29, 1978
4104325 Resin composition comprising cyano-substituted norborene polymers blended with graft copolymers Aug. 1, 1978
4102761 Radiation cure of synthetic rubbers Jul. 25, 1978
4100338 Process for preparing solid polymers of norbornadiene Jul. 11, 1978
RE29654 Preparation of hydrocarbon resins using zirconium tetrachloride May. 30, 1978
4080491 Process of producing ring-opening polymerization products Mar. 21, 1978

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