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Class Information
Number: 528/242
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > From aldehyde or derivative thereof as reactant > Polymerizing in the presence of a specified material other than a reactant > Material contains a phosphorus or sulfur atom
Description: Subject matter wherein the specified material contains at least one atom of phosphorus or sulfur.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8586289 Aromatic hydrocarbon resin and composition for forming underlayer film for lithography Nov. 19, 2013
8481671 Oxymethylene polymers and process for the preparation thereof Jul. 9, 2013
8367795 Antiseptic material and a method for the production and use thereof Feb. 5, 2013
7718760 .pi.-Conjugated polymer and manufacturing method thereof May. 18, 2010
7645822 Basic deactivators for POM production Jan. 12, 2010
7262237 Time released curing system Aug. 28, 2007
7169191 Process for preparing a synthetic aluminium tanning agent Jan. 30, 2007
RE39182 Process for the preparation of thermally stable polyoxymethylene copolymers Jul. 11, 2006
7071290 Polymers and oligomers, their synthesis, and electronic devices incorporating same Jul. 4, 2006
7049389 Process for preparing of aromatic oligomers May. 23, 2006
7022805 Process for the preparation of acetal polymers Apr. 4, 2006
6906166 Polymers and oligomers, their synthesis, and electronic devices incorporating same Jun. 14, 2005
6794480 Monomer containing electron-withdrawing group and electron-donative group, and copolymer and proton-conductive membrane comprising same Sep. 21, 2004
6777532 Polymers and oligomers, their synthesis, and electronic devices incorporating same Aug. 17, 2004
6620903 Dyeable fluoropolymer fibers and films Sep. 16, 2003
6605685 Low smoke producing resin for use in honeycomb sandwich panels Aug. 12, 2003
6590067 Modification of polymers with basic N-groups and ion exchange groups in the lateral chain Jul. 8, 2003
6433128 Process for producing oxymethylene copolymer Aug. 13, 2002
6342271 Phenolic resin for glue sizing composition, preparation method and glue sizing composition containing same Jan. 29, 2002
6335304 Metal salts of phosphoric acid esters as cross linking catalysts Jan. 1, 2002
6316591 Ordered poly(arylene-vinylene) terpolymers, method for the production and the use thereof as electroluminescent materials Nov. 13, 2001
6265528 Preparation of polyoxymethylene dimethyl ethers by acid-activated catalytic conversion of methanol with formaldehyde formed by oxy-dehydrogenation of dimethyl ether Jul. 24, 2001
6174986 Polymerization of vinyl chloride Jan. 16, 2001
5994455 Process for the preparation of thermally stable polyoxymethylene copolymers Nov. 30, 1999
5962623 Process for the preparation of polyacetal copolymers Oct. 5, 1999
5929195 Process for producing branched or crosslinked polyacetal resin Jul. 27, 1999
5866670 Process for preparing polyacetal copolymer Feb. 2, 1999
5728798 Process for preparing polyacetal copolymer Mar. 17, 1998
5691426 Resin composition Nov. 25, 1997
5688897 Method for producing a stabilized oxymethylene copolymer Nov. 18, 1997
5608030 Process for the preparation of polyacetals Mar. 4, 1997
5608027 Complex stabilizer composition to improve the melt stability and color stability of polycarbonates Mar. 4, 1997
5587449 Process for the preparation of polyacetal copolymers Dec. 24, 1996
5500477 Polyacetal molding materials having high impact resistance, a process for their preparation, and their use Mar. 19, 1996
5380789 Method of preparing vegetable oil-modified phenolic resin and laminate produced by using the same Jan. 10, 1995
5374697 Selected novel sulfonium compounds particularly suitable as initiators for the thermal cure of cationically polymerisable materials Dec. 20, 1994
5362842 Urea-formaldehyde resin composition and method of manufacture thereof Nov. 8, 1994
5288840 Polyoxymethylene copolymer and process for producing the copolymer Feb. 22, 1994
5260415 Crosslinking of polymers containing diaryl ketones Nov. 9, 1993
5223323 Process for coating finish foils and endless edges Jun. 29, 1993
5194563 Polymeric species production Mar. 16, 1993
5171629 Flame-resistant carrier web for bitumen webs and a process for its production Dec. 15, 1992
5124417 Initiators for cationic polymerization Jun. 23, 1992
5081219 Preparation of open chain poly(Reissert compounds) Jan. 14, 1992
5070161 Heat-latent, cationic polymerization initiator and resin compositions containing same Dec. 3, 1991
5066768 Preparation method of spherical melamine resin particulates having crosslinked structure Nov. 19, 1991
5049645 Preparation method of amino resin particulate having narrow particle size distribution Sep. 17, 1991
5002699 Electrically conducting polymers and complexes Mar. 26, 1991
4968773 Process for the preparation of urea-formaldehyde resins Nov. 6, 1990
4968772 Process for the preparation of urea-formaldehyde resins Nov. 6, 1990

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