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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
4959395 Bulk polymerized molded products containing cycloolefin monoments with microencapsulated blowing agents Sep. 25, 1990
4950826 Process for adjusting the cis-trans-double bond configuration in polyalkenamers Aug. 21, 1990
4948856 Homogeneous addition copolymers of ethylene and cycloolefin monomers and method for producing same Aug. 14, 1990
4943621 Storage stable components of reactive formulations for bulk polymerization of cycloolefin monomers Jul. 24, 1990
4935475 Process for producing cycloolefin random copolymer Jun. 19, 1990
4933402 Phosphorus compounds that delay the metathesis polymerization of cycloolefins Jun. 12, 1990
4931520 Random copolymer containing derivative of bicyclo [2.2.1] hept-2-ene compound Jun. 5, 1990
4923942 Optical disc and method of manufacturing the same May. 8, 1990
4923939 Ring opening polymerization with organophosphonium and organoarsonium metathesis catalysts May. 8, 1990
4923936 Heteropolymetallate metathesis catalysts for cycloolefin polymerization May. 8, 1990
4908420 Method for preparing resin having light color Mar. 13, 1990
4900799 Metathesis polymerization of cycloolefins Feb. 13, 1990
4897456 Rate moderated two component metathesis catalyst system Jan. 30, 1990
4891413 Cyclopentane diester vinylene polymers Jan. 2, 1990
4891414 Cyclopentane diol vinylene polymers Jan. 2, 1990
4883849 Nitrogen compounds that delay the metathesis polymerization of cycloolefins Nov. 28, 1989
4882401 Slow gel/cure systems based on dialkylzinc for dicyclopentadiene polymerization Nov. 21, 1989
4877455 Coatings utilizing graft polyols Oct. 31, 1989
4874808 Cycloolefin type random copolymer compositions and uses thereof Oct. 17, 1989
4868261 Optical resin material Sep. 19, 1989
4859730 Aqueous suspension polymerization process of compositions containing styrene in the presence of rosin acid derivatives and their salts and expandable or non expandable polystyrene obtained Aug. 22, 1989
4855374 Optical resin from diallyl esters Aug. 8, 1989
4853435 Process for preparing thermosetting resin Aug. 1, 1989
4835230 Use of a cationic polymerization initiator in the preparation of thermoset polymer May. 30, 1989
4832443 Fibre optic cable having a layer of a polyethylene composition and process of making same May. 23, 1989
4831094 Articles having shape recovering properties and a method for using it May. 16, 1989
4826942 Process for preparing molded objects using a rate moderated two component metathesis catalyst system May. 2, 1989
4816521 Cyclopentadienylene vinylene polymers Mar. 28, 1989
4814355 Aqueous suspension polymerization process of compositions containing styrene in the presence of rosin acid derivatives and their salts and expandable or non expandable polystyrene obtained Mar. 21, 1989
4812543 Co-polymer-bound amine antioxidants Mar. 14, 1989
4797460 Tackifier resin composition and process for preparing same Jan. 10, 1989
4783514 Polymeric monoarylcyclobutane compositions Nov. 8, 1988
4769392 Aqueous suspension polymerization process of compositions containing styrene in the presence of rosin acid derivatives and their salts and expandable or non expandable polystyrene obtained Sep. 6, 1988
4766187 Copolymerizable ethylenically unsaturated surfactants for latex preparation Aug. 23, 1988
4751337 Conversion of solid dicyclopentadiene to a liquid monomer for use in reaction injection molding Jun. 14, 1988
4727125 Thermally activated two component metathesis catalyst system Feb. 23, 1988
4724260 Unsaturated alkyl monoarylcyclobutane monomers Feb. 9, 1988
4720715 Optical disc structure having an air sandwich structure Jan. 19, 1988
4708969 Cycloolefin composition and method for making high TG fiber reinforced polymeric product Nov. 24, 1987
4708990 Anionic polymerization process Nov. 24, 1987
4708994 Engineering thermoplastics containing pendant benzocyclobutene groups Nov. 24, 1987
4703068 Method for making a dicyclopentadiene cross-linked polymer and the product thereof Oct. 27, 1987
4701510 Polycycloolefins resistant to solvents Oct. 20, 1987
4698394 Reactive styrene polymers Oct. 6, 1987
4696985 Catalyst composition for polymerization of cycloolefins Sep. 29, 1987
4689380 Cycloolefin copolymerization method, feed composition and product Aug. 25, 1987
4673731 Novel polymers and copolymers and production of poly(acetylene) Jun. 16, 1987
4670504 Ionizable olefin based resinous tackifiers for latex Jun. 2, 1987
4626580 Novel polymers and copolymers and production of poly(acetylene) Dec. 2, 1986
4614778 Random copolymer Sep. 30, 1986

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