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Class Information
Number: 521/122
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 silicon atom
Description: Subject matter wherein the stated ingredient contains a silicon atom.










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

Patent Number Title Of Patent Date Issued
8598245 Insulating materials comprising polysilazane, methods of forming such insulating materials, and precursor formulations comprising polysilazane Dec. 3, 2013
8546458 Process for texturing materials Oct. 1, 2013
8476330 Polyurethane foam containing synergistic surfactant combinations and process for making same Jul. 2, 2013
8440732 Polymeric foams with nanocellular morphology and methods for making them May. 14, 2013
8324289 Flexible polyurethane foam, process for its production, and seat for automobile Dec. 4, 2012
8063113 Polyurethane foam-forming compositions containing polysilsesquioxane cell opening agents Nov. 22, 2011
8048936 Microporous polyolefin film possessing good mechanical properties and thermal stability Nov. 1, 2011
8026292 Cyanate-based, carbon-dioxide-filled structured foams and method for their production Sep. 27, 2011
7842349 Method for spray forming high modulus polyurethane structures Nov. 30, 2010
7838566 Process for the preparation of polyurethane cold cure foams Nov. 23, 2010
7638560 Thermoplastic and polymer foams and method of preparation thereof Dec. 29, 2009
7612159 Process for working up polyethersiloxanes Nov. 3, 2009
7446132 Zeolite additive for rubber and plastic Nov. 4, 2008
7390867 Isocyanate adducts Jun. 24, 2008
7173068 Thermoplastic foam and method for production thereof Feb. 6, 2007
7071241 Process for producing porous object Jul. 4, 2006
6967223 Fiber-free shaped parts Nov. 22, 2005
6906119 Thermoplastic foam and method for production thereof Jun. 14, 2005
6881764 Polyurethane composition with glass cullet filler and method of making same Apr. 19, 2005
6818674 Elastic member and image formation equipment Nov. 16, 2004
6806298 Sprayable composition and method for forming a foamed outdoor protective cover layer Oct. 19, 2004
6787580 Water-free preparation process for multimodal thermoplastic polymer foam and foam therefrom Sep. 7, 2004
6653361 Flame retardant polyurethane composition and method of manufacture thereof Nov. 25, 2003
6589444 Process for separating water from chemical mixtures Jul. 8, 2003
6518324 Polymer foam containing nanoclay Feb. 11, 2003
6506810 Use of mixtures of organofunctionally modified polysiloxanes with branched alcohols in the production of flexible polyurethane foams Jan. 14, 2003
6458861 Carbon dioxide blown low density, flexible microcellular elastomers suitable for preparing shoe components Oct. 1, 2002
6451866 Spongy rubber body Sep. 17, 2002
6346558 Alkylene oxide modified silicone glycol compatibilizing agents for stable polyester polyol compositions Feb. 12, 2002
6294107 Alkylene oxide modified silicone glycol compatibilizing agents for stable polyester polyol compositions Sep. 25, 2001
6271271 Method for obtaining foamed organosilicon compositions Aug. 7, 2001
6258866 Blowing agent compatabilization Jul. 10, 2001
6169124 Inner parting agents for producing self-parting moldings made of polyisocyanate polyaddition products Jan. 2, 2001
6136870 Modified rebond polyurethane foam structure and method of making such structure Oct. 24, 2000
6080800 Aqueous wax dispersions as cell openers in making polyurethane flexible foams Jun. 27, 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
6020387 Low density polymers and methods of making and using same Feb. 1, 2000
5990187 Method of preparing polyurethane foam utilizing organofunctionally modified polysiloxanes Nov. 23, 1999
5886060 Method for obtaining foamed organosilicon composition Mar. 23, 1999
5880165 Modified rebond polyurethane foam structure and method of making such structure Mar. 9, 1999
5847017 Blowing agent Dec. 8, 1998
5843241 Composition and method for selectively absorbing liquid hydrocarbon from a floor or other hard surface Dec. 1, 1998
5844011 Composition and method for selectively absorbing liquid hydrocarbon from a floor or other hard surface Dec. 1, 1998
5837742 Method of making a polyurethane foam having improved flame retardance and aged k-factors Nov. 17, 1998
5798009 Foamed rubber compositions for tires and pneumatic tire using the same Aug. 25, 1998
5792801 Thermal insulation foamed material having carbon dioxide absorbents and method for manufacturing same Aug. 11, 1998
5779775 Stock solution composition for use in production of hard polyurethane foam Jul. 14, 1998
5744507 Foamable organosiloxane compositions curable to silicone foams having improved adhesion Apr. 28, 1998
5726211 Process for making a foamed elastometric polymer Mar. 10, 1998
5710189 Blowing agent composition and a method for making a blowing agent Jan. 20, 1998

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