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Class Information
Number: 521/70
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. > Process of forming a cellular product from an aqueous latex, aqueous dispersion, or aqueous emulsion containing a solid polymer; process of preparing a latex, dispersion, or emulsion containing a solid polymer which is designed to be formed into a cellular product, or composition thereof > Latex, dispersion, or emulsion contains two or more solid polymers
Description: Subject matter wherein two or more solid polymers are present in an aqueous latex, aqueous dispersion, or aqueous emulsion.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8664286 Vibration damping composition Mar. 4, 2014
8604091 Non-isocyanate spray foam Dec. 10, 2013
8158691 Aqueous reinforced rubber dispersions and their use for making latex foams Apr. 17, 2012
7977395 Electronically and ionically conductive porous material and method for manufacture of resin wafers therefrom Jul. 12, 2011
7629049 Hemocompatible polymer systems and related devices Dec. 8, 2009
7465765 Latex particulates with epoxide functional groups Dec. 16, 2008
7452920 Electronically and ionically conductive porous material and method for manufacture of resin wafers therefrom Nov. 18, 2008
7358281 Hollow polymer particles, aqueous dispersion thereof and production process thereof Apr. 15, 2008
7201962 Hemocompatible coated polymer and related one-step methods Apr. 10, 2007
7112620 Hemocompatible polymer systems & related methods Sep. 26, 2006
6884829 Hemocompatible coated polymer and related one-step methods Apr. 26, 2005
6746759 Cellular plastic material based on phenolic resin Jun. 8, 2004
6624207 Aqueous polymer dispersion comprising rubber particles and polymer particles having a reinforcing action Sep. 23, 2003
6528547 Synthetic aggregate and method of producing the same Mar. 4, 2003
6503976 Fabric coating containing energy absorbing phase change material and method of manufacturing same Jan. 7, 2003
5872155 Latex based on vinyl chloride copolymers with a specific structure, process for the manufacture thereof and applications thereof Feb. 16, 1999
5869171 Heterogeneous foam materials Feb. 9, 1999
5785056 Press-fitting product for a human body Jul. 28, 1998
5780519 Light weight lignocellulosic molding products Jul. 14, 1998
5763335 Composite material for absorbing and dissipating body fluids and moisture Jun. 9, 1998
5741823 Polymerized latex emulsion suitable for producing coating on reconstituted wood substrate Apr. 21, 1998
5731382 Coating agents and their use in particular in the production of transparent and pigmented top coatings Mar. 24, 1998
5612385 Aerated fibrous foam compositions Mar. 18, 1997
5521253 Hollow polymer latex particles May. 28, 1996
5446072 Emulsion compositions for flameproof foam sheet Aug. 29, 1995
5434194 Method for making a cellular rubber, cellular rubbers obtained by the method, and cosmetic puffs made of the cellular rubber Jul. 18, 1995
5430070 Functional insulation resin composition Jul. 4, 1995
5360826 Expandable coating composition Nov. 1, 1994
5356683 Expandable coating composition Oct. 18, 1994
5124363 Aqueous air foams of polyhydroxy polymer Jun. 23, 1992
5106881 Water base pigment ink compositions for use in marking pens Apr. 21, 1992
5093374 Expandable molding compositions having high heat distortion resistance, and the preparation thereof Mar. 3, 1992
5059629 Biocidal foams Oct. 22, 1991
5026735 Treatment of hazardous materials with aqueous air foam of polyhydroxy polymer Jun. 25, 1991
5011864 Water absorbent latex polymer foams containing chitosan (chitin) Apr. 30, 1991
5004760 Biocidal foams Apr. 2, 1991
4990541 Water absorbent latex polymer foams Feb. 5, 1991
4973670 Method for preparing hollow latexes Nov. 27, 1990
4888134 Conductive foams Dec. 19, 1989
4870112 Foamable, gelable and heat vulcanizable composition of matter for the the manufacture of latex foam Sep. 26, 1989
4839222 Fiberglass insulation coated with a heat collapsible foam composition Jun. 13, 1989
4764363 Hair styling mousse Aug. 16, 1988
4537915 Char resistant foams Aug. 27, 1985
4506037 Production of resin foam by aqueous medium Mar. 19, 1985
4501825 Tire sealer and inflator Feb. 26, 1985
4482648 Foamed ink composition and method of making the same Nov. 13, 1984
4443562 Method and apparatus for producing lightweight cellular materials and structural articles Apr. 17, 1984
4431768 Aqueous compositions containing organic polymers curable at low temperatures in the wet state Feb. 14, 1984
4430447 Open-pore molded article based on polyvinyl acetals, and a process for its preparation Feb. 7, 1984
4417016 Frothing aid composition Nov. 22, 1983

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