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Class Information
Number: 521/144
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Cellular products or processes of preparing a cellular product, e.g., foams, pores, channels, etc. > Cellular product derived from ethylenically unsaturated reactants only > From acyclic mono-unsaturated hydrocarbon as only reactant > Interpolymer
Description: Subject matter wherein two or more mono-ethylenically-unsaturated acyclic hydrocarbons are utilized as reactants.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7427321 |
Foamed fireproofing composition and method |
Sep. 23, 2008 |
| 7361693 |
Low density polymer beads |
Apr. 22, 2008 |
| 7332531 |
Microporous high density polyethylene film |
Feb. 19, 2008 |
| 7238765 |
High density polyethylene and insulation compositions for wire and cable |
Jul. 3, 2007 |
| 7183332 |
Process for the preparation of porous polymers and polymers obtainable thereof |
Feb. 27, 2007 |
| 6971211 |
Cellulosic/polymer composite material |
Dec. 6, 2005 |
| 6930133 |
Low density polymer beads |
Aug. 16, 2005 |
| 6914085 |
Expanded polypropylene granule composition |
Jul. 5, 2005 |
| 6908668 |
Foamed polyolefin resin sheet |
Jun. 21, 2005 |
| 6887912 |
Compatible linear and branched ethylenic polymers and foams therefrom |
May. 3, 2005 |
| 6841583 |
Composition and uses thereof |
Jan. 11, 2005 |
| 6800669 |
Propylene copolymer foams |
Oct. 5, 2004 |
| 6734218 |
Process for producing foamed rubber |
May. 11, 2004 |
| 6720364 |
Elastomeric composition for preparing olefinic elastomer crosslinked foam and use thereof |
Apr. 13, 2004 |
| 6699421 |
Method for forming foamed polypropylene resin sheet and foamed formed article |
Mar. 2, 2004 |
| 6689465 |
Porous beads and process for producing the same |
Feb. 10, 2004 |
| 6617366 |
Crosslinked olefin elastomer foam and elastomer composition therefor |
Sep. 9, 2003 |
| 6608116 |
Polymeric closure comprising foamed polyethylene or ethylene copolymer and a resilient compound |
Aug. 19, 2003 |
| 6593386 |
Compitable linear and branched ethylenic polymers and foams therefrom |
Jul. 15, 2003 |
| 6559194 |
Polyolefin products and process additives therefor having reduced transfer to substrates |
May. 6, 2003 |
| 6518320 |
Polyolefin products and process additives therefor having reduced transfer to substrates |
Feb. 11, 2003 |
| 6455602 |
High-speed processable cellular insulation material with enhanced foamability |
Sep. 24, 2002 |
| 6417242 |
Propylene polymer foams |
Jul. 9, 2002 |
| 6384290 |
Oil-extended copolymers for sponge |
May. 7, 2002 |
| 6384096 |
Product made of compliant crosslinked polyolefin foam |
May. 7, 2002 |
| 6331576 |
Surface-decorated foam skin of cross-linked rubbery soft olefin resin |
Dec. 18, 2001 |
| 6316512 |
Silane-grafted materials for solid and foam applications |
Nov. 13, 2001 |
| 6316511 |
Polyethylene closure for a container |
Nov. 13, 2001 |
| 6313184 |
Expanded polypropylene resin beads and a molded article |
Nov. 6, 2001 |
| 6310112 |
Hydrogenated vinyl aromatic polymer foams |
Oct. 30, 2001 |
| 6262137 |
Polymer articles including maleic anhydride and ethylene-vinyl acetate copolymers |
Jul. 17, 2001 |
| 6197841 |
Crosslinked ethylene-olefin copolymer foams |
Mar. 6, 2001 |
| 6160030 |
High water content porous polymer |
Dec. 12, 2000 |
| 6156813 |
Polyolefin products and process additives therefor having reduced transfer to substrates |
Dec. 5, 2000 |
| 6135180 |
Rubber composition for tread and pneumatic tire |
Oct. 24, 2000 |
| 6111020 |
Crosslinked foams from blends of ethylene vinyl acetate and ethylene-styrene interpolymers |
Aug. 29, 2000 |
| 6103775 |
Silane-grafted materials for solid and foam applications |
Aug. 15, 2000 |
| 6090862 |
Process for recycling polyolefin cross-linked substance or polyolefin foamed substance |
Jul. 18, 2000 |
| 6048909 |
Foams having increased heat distortion temperature made from blends of alkenyl aromatic polymers and alpha-olefin/vinyl or vinylidene aromatic and/or sterically hindered aliphatic or cycloalip |
Apr. 11, 2000 |
| 6008262 |
Foamable compositions comprising low viscosity thermoplastic material comprising an ethylene .alpha.-olefin |
Dec. 28, 1999 |
| 6005015 |
Polyolefin products and process additives therefor having reduced transfer to substrates |
Dec. 21, 1999 |
| 5883144 |
Silane-grafted materials for solid and foam applications |
Mar. 16, 1999 |
| 5883145 |
Cross-linked foam structures of polyolefins and process for manufacturing |
Mar. 16, 1999 |
| 5880241 |
Olefin polymers |
Mar. 9, 1999 |
| 5820970 |
Calendered film of polypropylene resin |
Oct. 13, 1998 |
| 5801208 |
Blowing agent, expandable composition, and process for extruded thermoplastic foams |
Sep. 1, 1998 |
| 5750584 |
Stability control agent composition for polyolefin foam |
May. 12, 1998 |
| 5750645 |
Process for the production of calendered film of polypropylene resin |
May. 12, 1998 |
| 5731362 |
High melt strength, propylene polymer, process for making it, and use thereof |
Mar. 24, 1998 |
| 5717000 |
Despersions of delaminated particles in polymer foams |
Feb. 10, 1998 |
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