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Class Information
Number: 521/85
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 subsequent to solid polymer formation in the presence of a stated ingredient, noncellular composition capable of forming a cellular product and containing a stated ingredient, or process of preparing same > Ingredient contains a boron or phosphorus atom
Description: Subject matter wherein the stated ingredient contains at least one atom of boron or phosphorus.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7226615 |
Expandable foam-like biomaterials and methods |
Jun. 5, 2007 |
| 7114503 |
Process for producing an open celled foam |
Oct. 3, 2006 |
| 6995203 |
Flame retardant polymer compositions |
Feb. 7, 2006 |
| 6967223 |
Fiber-free shaped parts |
Nov. 22, 2005 |
| 6867240 |
Porous composite materials |
Mar. 15, 2005 |
| 6783701 |
Electrically conductive foam component |
Aug. 31, 2004 |
| 6762212 |
Extruded styrene resin foams and methods for producing the same |
Jul. 13, 2004 |
| 6730713 |
Creation of epoxy-based foam-in-place material using encapsulated metal carbonate |
May. 4, 2004 |
| 6667350 |
Calcium borate infused foam building materials and the like and method of making same |
Dec. 23, 2003 |
| 6610756 |
Inorganic/organic composite foam and process for producing the same |
Aug. 26, 2003 |
| 6579911 |
Fire resistant styrene polymer foams with reduced brominated fire retardant |
Jun. 17, 2003 |
| 6569912 |
Extruded styrene resin foam and process for producing the same |
May. 27, 2003 |
| 6562447 |
Foamed polypropylene sheet having improved appearance and a foamable polypropylene composition therefor |
May. 13, 2003 |
| 6541529 |
Polymer composition for powder foam molding, powder thereof, foam obtained therefrom, process for producing the same, and molded article comprising the foam |
Apr. 1, 2003 |
| 6521675 |
Foamed polypropylene sheet having improved appearance and a foamable polypropylene composition therefor |
Feb. 18, 2003 |
| 6506809 |
Titanium dioxide nucleating agent systems for foamable polymer compositions |
Jan. 14, 2003 |
| 6469078 |
Molecular weight increase and modification of polycondensates |
Oct. 22, 2002 |
| 6444713 |
Foaming compositions and methods for making and using the compositions |
Sep. 3, 2002 |
| 6423758 |
Low volatility cellular foam |
Jul. 23, 2002 |
| 6420442 |
Flame-proofed polystyrene foamed materials |
Jul. 16, 2002 |
| 6395795 |
Titanium dioxide nucleating agent systems for foamable polymer compositions |
May. 28, 2002 |
| 6350511 |
Melamine resin foam |
Feb. 26, 2002 |
| 6348512 |
Medium density chlorinated polyvinyl chloride foam and process for preparing |
Feb. 19, 2002 |
| 6262134 |
Low volatility cellular foam |
Jul. 17, 2001 |
| 6232357 |
Compositions based on elastomeric polymers of vinylidene fluoride, hexafluoropropene and optionally tetrafluoroethylene, suitable for providing microcellular foamed articles |
May. 15, 2001 |
| 6218442 |
Corrosion resistant structural foam |
Apr. 17, 2001 |
| 6166094 |
Blowing agent and method for producing foamed polymers and related compositions |
Dec. 26, 2000 |
| 6140379 |
Chemically embossed metallocene polyethylene foam |
Oct. 31, 2000 |
| 6140380 |
Blowing agent and method for producing foamed polymers and related compositions |
Oct. 31, 2000 |
| 6133331 |
Expanded particles of polyolefin resin and process for preparing the same |
Oct. 17, 2000 |
| 6103784 |
Corrosion resistant structural foam |
Aug. 15, 2000 |
| 6063825 |
Flexible polyurethane foam with high durability |
May. 16, 2000 |
| 6013689 |
Method for making a closed-cell phenolic resin foam, foamable composition, and closed-cell phenolic resin foam |
Jan. 11, 2000 |
| 6010565 |
Foamed material for fireproofing and/or insulating |
Jan. 4, 2000 |
| 5985965 |
Flame-resistant polyurethanes |
Nov. 16, 1999 |
| 5973015 |
Flexible aerogel composite for mechanical stability and process of fabrication |
Oct. 26, 1999 |
| 5945051 |
Process for producing porous body of tourmaline |
Aug. 31, 1999 |
| 5929128 |
Gaskets made from olefin polymers |
Jul. 27, 1999 |
| 5922799 |
Organopolysiloxane compositions which can be crosslinked to give flame-resistant elastomers |
Jul. 13, 1999 |
| 5853618 |
Foam |
Dec. 29, 1998 |
| 5844028 |
Cyclic phosphorus containing flame retardant compounds |
Dec. 1, 1998 |
| 5837173 |
Process for preparing expanded articles based on chlorotrifluoroethylene copolymers |
Nov. 17, 1998 |
| 5811470 |
Flame retardant styrenic polymers |
Sep. 22, 1998 |
| 5750601 |
Flame retardant polymeric compositions |
May. 12, 1998 |
| 5726214 |
Self-foaming fluoropolymer composition |
Mar. 10, 1998 |
| 5721281 |
Flame retardant porous plastics |
Feb. 24, 1998 |
| 5712318 |
Two-part nucleating agent system |
Jan. 27, 1998 |
| 5710186 |
Foams containing treated titanium dioxide and processes for making |
Jan. 20, 1998 |
| 5677357 |
Antistatic additive for organic polymer compositions |
Oct. 14, 1997 |
| 5648401 |
Foamed articles and methods for making same |
Jul. 15, 1997 |
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