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Class Information
Number: 521/74
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 preparing a cellular product of a plastisol of a solid polymer derived solely from ethylenically unsaturated monomers; forming a plastisol of a solid polymer derived solely from an ethylenically unsaturated monomer which is designed to be formed into a cellular product, or composition thereof > By incorporation of material in gaseous state
Description: Subject matter wherein a material in a gaseous state is introduced into the plastisol composition.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6248800 |
Methods for sterilizing cyanoacrylate compositions |
Jun. 19, 2001 |
| 6127440 |
Plastics foam and method of manufacturing same |
Oct. 3, 2000 |
| 6071580 |
Absorbent, extruded thermoplastic foams |
Jun. 6, 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 |
| 6008262 |
Foamable compositions comprising low viscosity thermoplastic material comprising an ethylene .alpha.-olefin |
Dec. 28, 1999 |
| 5952456 |
Gas phase process for the co-polymerization of carbon monoxide and ethylenically unsaturated compounds |
Sep. 14, 1999 |
| 5756555 |
Acoustically active plastisols |
May. 26, 1998 |
| 5753717 |
Plastics foam and method of manufacturing same |
May. 19, 1998 |
| 5723510 |
Method of manufacturing thermoplastic polyester foam sheet |
Mar. 3, 1998 |
| 5633290 |
Pore-size selective modification of porous materials |
May. 27, 1997 |
| 5589520 |
Acrylonitrile polymer composition and articles and methods for their preparation |
Dec. 31, 1996 |
| 5434205 |
Acrylonitrile polymer compositions and articles and methods for their preparation |
Jul. 18, 1995 |
| 5380767 |
Foamable gel with an aqueous blowing agent expandable to form a unimodal styrenic polymer foam structure and a process for making the foam structure |
Jan. 10, 1995 |
| 5334622 |
Mechanically frothed plastisols |
Aug. 2, 1994 |
| 5212223 |
Extrusion method and apparatus for recycling waste plastics and construction materials therefrom |
May. 18, 1993 |
| 5205290 |
Low density microspheres and their use as contrast agents for computed tomography |
Apr. 27, 1993 |
| 5089190 |
Method and apparatus for hollow core extrusion of high viscosity materials |
Feb. 18, 1992 |
| 4853420 |
Foamable thermoplastic polymers and a method for foaming |
Aug. 1, 1989 |
| 4845132 |
Hydrophilic porous membrane, method for production thereof, and plasma separator using said membrane |
Jul. 4, 1989 |
| 4764536 |
Process and apparatus for the preparation of a free-flowing mixture made of free-flowing components which reacts to form foam |
Aug. 16, 1988 |
| 4704239 |
Process for the production of expanded particles of a polymeric material |
Nov. 3, 1987 |
| 4485520 |
Foamed rubber erasers and process for the production thereof |
Dec. 4, 1984 |
| 4485192 |
Plastisol sealing gaskets puffed with hollow discrete spheres |
Nov. 27, 1984 |
| 4424287 |
Polymer foam process |
Jan. 3, 1984 |
| 4406816 |
Process for the preparation of microcapsules, and the microcapsules obtained thereby |
Sep. 27, 1983 |
| 4368279 |
Method for mechanically foaming silicone compositions |
Jan. 11, 1983 |
| 4357428 |
Foamable composition |
Nov. 2, 1982 |
| 4351911 |
Foamable polyester composition |
Sep. 28, 1982 |
| 4325831 |
Foamable composition |
Apr. 20, 1982 |
| 4237239 |
Reticulated polyvinyl chloride plastisol foams |
Dec. 2, 1980 |
| 4225643 |
Reticulated polyvinyl chloride plastisol foams |
Sep. 30, 1980 |
| 4208485 |
Foaming composition for textile finishing and coatings |
Jun. 17, 1980 |
| 4205137 |
Basic material for making a porous material for seals |
May. 27, 1980 |
| 4107354 |
Coating electrically conductive wire with polyolefin |
Aug. 15, 1978 |
| 4016116 |
Process for the preparation of polyvinyl chloride foams |
Apr. 5, 1977 |
| 3970620 |
Polyvinylchloride compositions for frothing |
Jul. 20, 1976 |
| 3959188 |
Surfactants and their use in foamable polymer compositions |
May. 25, 1976 |
| 3959197 |
Use of solvent mixtures in making foamable compositions |
May. 25, 1976 |
| 3945955 |
Plasticized polyvinyl chloride compositions containing silicone frothing agents |
Mar. 23, 1976 |
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