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Class Information
Number: 522/911
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Specified treatment involving megarad or less
Description: Subject matter relating to specific processes of treating materials so as to cause a chemical reaction involving wave energy of one megarad (1 MRAD) or less.


Sub-classes under this class:

Class Number Class Name Patents
522/912 Polymer derived from ethylenic monomers only 33


Patents under this class:

Patent Number Title Of Patent Date Issued
7087660 Preparation of components and articles with directed high frequency energy heated silica-rich rubber components containing high softening point polymer and sulfur curative Aug. 8, 2006
6692679 Cross-linked molded plastic bearings Feb. 17, 2004
6562540 Process for medical implant of cross-linked ultrahigh molecular weight polyethylene having improved balance of wear properties and oxidation resistance May. 13, 2003
6340718 Method of radiation treatment for fluoropolymer materials Jan. 22, 2002
6316158 Process for medical implant of cross-linked ultrahigh molecular weight polyethylene having improved balance of wear properties and oxidation resistance Nov. 13, 2001
6242507 Process for medical implant of cross-linked ultrahigh molecular weight polyethylene having improved balance of wear properties and oxidation resistance Jun. 5, 2001
6184265 Low temperature pressure stabilization of implant component Feb. 6, 2001
6017975 Process for medical implant of cross-linked ultrahigh molecular weight polyethylene having improved balance of wear properties and oxidation resistance Jan. 25, 2000
5883151 Continuous method for producing polypropylene mixtures of increased stress-crack resistance and melt strength Mar. 16, 1999
5605936 Foamed articles comprising high melt strength propylene polymer material Feb. 25, 1997
5541236 High melt strength, propylene polymer, process for making it, and use thereof Jul. 30, 1996
5260349 Electron beam curable epoxy compositions Nov. 9, 1993
5230832 Galactomannan-agarose binary gel for nucleic acid electrophoresis Jul. 27, 1993
5211959 Processes for producing slow-release powders May. 18, 1993
5126209 Transparent polyurethane layer resistant to fogging, method of manufacture and glazing provided with said layer Jun. 30, 1992
4644020 Production of high molecular weight vinyl lactam polymers and copolymers Feb. 17, 1987
4560617 Magnetic recording medium Dec. 24, 1985
4537734 Method for reducing the monomer content in acrylonitrile containing polymers Aug. 27, 1985
4496446 Modification of polyglycolic acid structural elements to achieve variable in-vivo physical properties Jan. 29, 1985
4477327 Discoloration resistant, flexible, radiation curable coating compositions Oct. 16, 1984
4251340 Terpolymerization of ethylene, sulfur dioxide and carbon monoxide Feb. 17, 1981
4187159 Process for forming a crosslinked polyvinyl chloride foam and product thereof by means of radiation crosslinking Feb. 5, 1980
4057657 Curable pre-polymer compositions, method of making and method of coating articles therewith Nov. 8, 1977
4045416 Amine acrylate addition reaction product compositions Aug. 30, 1977
4025477 Acrylated epoxidized soybean oil urethane derivatives May. 24, 1977
4025391 Preparation of bead-shaped immobilized enzyme May. 24, 1977
3976552 Water-soluble graft polymers produced by an outwardly dry radiation polymerization process Aug. 24, 1976
3931075 Acrylated epoxidized soybean oil amine compositions and method Jan. 6, 1976



 
 
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