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Browse by Category: Main > Material Science
Class Information
Number: 521/125
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 formation prior to or during solid polymer formation in the presence of a stated ingredient other than water > Ingredient contains a metal atom > Metal atom is part of an organic compound > Organic metal compound contains a group i or group ii metal atom
Description: Subject matter wherein the metal atom which is part of the organic compound is a Group I or Group II metal.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8618014 Fast demold/extended cream time polyurethane formulations Dec. 31, 2013
8580864 Trimer catalysts with improved processability and surface cure Nov. 12, 2013
8552077 Trimer catalyst additives for improving foam processability Oct. 8, 2013
8530534 Trimerization catalysts from sterically hindered salts Sep. 10, 2013
8487015 Flexible polyurethane foam and process for its production Jul. 16, 2013
8445555 Stabilized carbanions as trimerization catalysts May. 21, 2013
8318820 Degradable polyurethane foams Nov. 27, 2012
8242184 Process for producing flexible polyurethane foam Aug. 14, 2012
8236867 Polymer complex having channels and method for chemically modifying inner surfaces of channels of polymer complex Aug. 7, 2012
8076385 Use of flame retardant aqueous liquid composition in making flame retardant polyurethane foam article Dec. 13, 2011
8063113 Polyurethane foam-forming compositions containing polysilsesquioxane cell opening agents Nov. 22, 2011
7972695 Coating composition for thermoplastic resin particles for forming foam containers Jul. 5, 2011
7892645 Coating composition for thermoplastic resin particles for forming foam containers Feb. 22, 2011
7785711 Coating composition for thermoplastic resin particles for forming foam containers Aug. 31, 2010
7776934 One-component polyurethane foam compositions and methods for their use Aug. 17, 2010
7772312 Reinforced polyurethane-urea elastomers and their use Aug. 10, 2010
7736740 Foam containers and articles from coated thermoplastic resin particles and methods for forming Jun. 15, 2010
7338983 Low density polyurethane foam, method of producing, and articles comprising the same Mar. 4, 2008
7294655 Coating composition for thermoplastic resin particles for forming foam containers Nov. 13, 2007
7282262 Particulate water absorbent containing water absorbent resin as a main component Oct. 16, 2007
7205374 Two-part polyurethane adhesive for bonding insulation boards to a roof deck Apr. 17, 2007
7160930 Water blown polyurethane spray foam system Jan. 9, 2007
7144972 Copolyetherester compositions containing hydroxyalkanoic acids and shaped articles produced therefrom Dec. 5, 2006
7078443 Viscoelastic foam layer and composition Jul. 18, 2006
7056957 Formation of strong superporous hydrogels Jun. 6, 2006
6906110 Method for the production of polyurethanes Jun. 14, 2005
6670405 Method for producing block-shaped polymethacrylimide foamed materials Dec. 30, 2003
6653362 Process for producing flexible polyurethane foam Nov. 25, 2003
6590057 Polyurethane elastomers, process for their production and use thereof Jul. 8, 2003
6586486 Preparation of low-density hydrophilic flexible polyurethane foams Jul. 1, 2003
6576682 Use of reactive amines for the preparation for polyurethane foams Jun. 10, 2003
6555591 Foam cross-linked with metal salt and process for production Apr. 29, 2003
6528551 Process for manufacturing composite thermal insulating systems by means of an organic adhesive of filler material Mar. 4, 2003
6506812 Method of producing rigid foams and products produced therefrom Jan. 14, 2003
6458859 Semiconductive silicone rubber composition and silicone rubber roll Oct. 1, 2002
6403664 Combination of metal salts of ricinoleic acid with reactive amines in producing polyurethane forms Jun. 11, 2002
6399668 Water absorbent resin Jun. 4, 2002
6355701 Process for manufacturing rigid polyisocyanurate foam products Mar. 12, 2002
6337354 Ink wastage absorber and ink supporter Jan. 8, 2002
6294589 Polyurethane composition containing antimicrobial agents and methods for use therefor Sep. 25, 2001
6271278 Hydrogel composites and superporous hydrogel composites having fast swelling, high mechanical strength, and superabsorbent properties Aug. 7, 2001
6211257 Open celled polyurethane foams and methods and compositions for preparing such foams Apr. 3, 2001
6194475 Use of metal salts of ricinoleic acid in producing polyurethane Feb. 27, 2001
6066682 Foams and processes for their production May. 23, 2000
6066681 Open celled polyurethane foams and methods and compositions for preparing such foams May. 23, 2000
6057416 Catalyst package for use in RIM systems containing acidic additives May. 2, 2000
6046298 Polyurethane resins Apr. 4, 2000
6010565 Foamed material for fireproofing and/or insulating Jan. 4, 2000
5998494 Rigid polyurethane foams Dec. 7, 1999
5990184 Polyisocyanate based aerogel Nov. 23, 1999

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