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Class Information
Number: 521/94
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 is a nitrogen containing compound
Description: Subject matter wherein the stated ingredient is a nitrogen containing compound.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7271202 |
Reactive hot melt adhesive |
Sep. 18, 2007 |
| 7169339 |
Method for producing polymethacrylimide foams |
Jan. 30, 2007 |
| 7132473 |
Composition for forming porous film, porous film and method for forming the same, interlevel insulator film, and semiconductor device |
Nov. 7, 2006 |
| 6995203 |
Flame retardant polymer compositions |
Feb. 7, 2006 |
| 6855739 |
Modified polyurethane foamed materials used as adsorbents |
Feb. 15, 2005 |
| 6841582 |
Thermoplastic elastomer composition, foam made from the same, and process for producing foam |
Jan. 11, 2005 |
| 6831113 |
Amine-modified epoxy resin reacted in presence of latent hardener |
Dec. 14, 2004 |
| 6822023 |
Flame retardant polyolefin resin pre-expanded particles and in-mold foamed articles prepared therefrom |
Nov. 23, 2004 |
| 6762212 |
Extruded styrene resin foams and methods for producing the same |
Jul. 13, 2004 |
| 6723762 |
Foamable vinyl chloride-base resin compositions |
Apr. 20, 2004 |
| 6673286 |
Method of making porous biodegradable polymers |
Jan. 6, 2004 |
| 6670405 |
Method for producing block-shaped polymethacrylimide foamed materials |
Dec. 30, 2003 |
| 6635687 |
Expandable vinyl chloride resin composition |
Oct. 21, 2003 |
| 6632850 |
Microporous materials and methods of making the same |
Oct. 14, 2003 |
| 6602924 |
Foamed gypsum compositions |
Aug. 5, 2003 |
| 6586484 |
Phenol foam |
Jul. 1, 2003 |
| 6569912 |
Extruded styrene resin foam and process for producing the same |
May. 27, 2003 |
| 6548562 |
Foamed thermo-elastic article |
Apr. 15, 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 |
| 6491850 |
Flame retardant compositions utilizing amino condensation compounds |
Dec. 10, 2002 |
| 6486285 |
Water-swellable polymer gel and process for preparing the same |
Nov. 26, 2002 |
| 6469078 |
Molecular weight increase and modification of polycondensates |
Oct. 22, 2002 |
| 6464903 |
Urea condensate salt of sulfur oxyacid for fire control |
Oct. 15, 2002 |
| 6458863 |
Vibration damping, resinous, open cell cellular bodies |
Oct. 1, 2002 |
| 6451876 |
Two component thermosettable compositions useful for producing structural reinforcing adhesives |
Sep. 17, 2002 |
| 6444717 |
Foamed polyester resins with flame retardant properties |
Sep. 3, 2002 |
| 6444713 |
Foaming compositions and methods for making and using the compositions |
Sep. 3, 2002 |
| 6444718 |
Aquerous urea for fire control |
Sep. 3, 2002 |
| 6423251 |
Urea and borates for fire and termite control |
Jul. 23, 2002 |
| 6420442 |
Flame-proofed polystyrene foamed materials |
Jul. 16, 2002 |
| 6406645 |
Polyolefin products and process additives therefor having reduced transfer to substrates |
Jun. 18, 2002 |
| 6403663 |
Method of making foamed materials using surfactants and carbon dioxide |
Jun. 11, 2002 |
| 6350511 |
Melamine resin foam |
Feb. 26, 2002 |
| 6348513 |
Reduced tack compositions useful for the production of reinforcing foams |
Feb. 19, 2002 |
| 6340717 |
Method for producing foamed plastic blocks based on polyolefin |
Jan. 22, 2002 |
| 6316510 |
Foamable binder composition and methods for producing the same |
Nov. 13, 2001 |
| 6300385 |
Organic porous material |
Oct. 9, 2001 |
| 6278021 |
Reduced particle-size urea |
Aug. 21, 2001 |
| 6262137 |
Polymer articles including maleic anhydride and ethylene-vinyl acetate copolymers |
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 |
| 6231926 |
Poromeric synthetic leathers |
May. 15, 2001 |
| 6228897 |
Continuous processing of powder coating compositions |
May. 8, 2001 |
| 6225364 |
Foams comprising HFC-134 and a low solubility co-blowing agent and a process for making |
May. 1, 2001 |
| 6183764 |
Microbicide treated polymeric materials |
Feb. 6, 2001 |
| 6171532 |
Method of stabilizing sintered foam and of producing open-cell sintered foam parts |
Jan. 9, 2001 |
| 6156813 |
Polyolefin products and process additives therefor having reduced transfer to substrates |
Dec. 5, 2000 |
| 6156328 |
Insecticide-containing foam sheet and process for the preparation thereof |
Dec. 5, 2000 |
| 6146892 |
Fibrillar matrices |
Nov. 14, 2000 |
| 6140379 |
Chemically embossed metallocene polyethylene foam |
Oct. 31, 2000 |
| 6127441 |
Expandable resin composition |
Oct. 3, 2000 |
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