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Class Information
Number: 528/391
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > From sulfur-containing reactant > From organic reactant containing a sulfur to oxygen bond, e.g., -s(=o), etc.
Description: Subject matter wherein a polymer is prepared from an organic reactant containing a sulfur atom bonded to one or more oxygen atoms (e.g., sulfonates, sulfones, etc.).

Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8703862 Reinforced thermoplastic molding compositions based on polyarylene ethers Apr. 22, 2014
8632894 Substrate for electronic device, method for manufacturing the substrate for electronic device, electronic device provided with the substrate for electronic device, and electronic equipment pro Jan. 21, 2014
8623970 Diaphragm for electro-acoustic transducer Jan. 7, 2014
8623971 Polyethersulfone compositions with high heat and good impact resistance Jan. 7, 2014
8609804 Polyarylene polymers and processes for preparing Dec. 17, 2013
8597855 Electrolyte material, liquid composition and membrane/electrode assembly for polymer electrolyte fuel cell Dec. 3, 2013
8586694 Polymerization catalyst for polythiourethane-based optical material, polymerizable composition containing the catalyst, optical material obtained from the composition, and method for preparing Nov. 19, 2013
8557952 Polyfunctional (per)fluoropolyethers Oct. 15, 2013
8541538 Adsorbent for the removal of blood cells Sep. 24, 2013
8541539 Method for preparing a water-soluble polyamide Sep. 24, 2013
8524853 Segmented polyarylene ether block copolymers Sep. 3, 2013
8501902 Process for the polymerisation of thiophene or selenophene compounds Aug. 6, 2013
8470955 Poly(arylene ether) copolymer having cation-exchange group, process of manufacturing the same, and use thereof Jun. 25, 2013
8450390 Methods for the formation of hydrogels using thiosulfonate compositions and uses thereof May. 28, 2013
8418759 Fluorinated polymer compositions and methods for treating hydrocarbon-bearing formations using the same Apr. 16, 2013
8404795 Photolytic acid-generating polymers and monomers for their construction Mar. 26, 2013
8399604 Sulfonation of conducting polymers and OLED, photovoltaic, and ESD devices Mar. 19, 2013
8389672 Diaphragm for electro-accoustic transducer Mar. 5, 2013
8383763 ION-conducting sulfonated polymeric materials Feb. 26, 2013
8378054 Method for producing polyaryl ethers Feb. 19, 2013
8361368 Smart devices based on a dynamic shape memory effect for polymers Jan. 29, 2013
8362195 Ionically conductive polymer for use in electrochemical devices Jan. 29, 2013
8349993 Sulfonated poly(arylenes) as hydrolytically and thermo-oxidatively stable polymers Jan. 8, 2013
8344094 Optical material and optical element Jan. 1, 2013
8344192 Process for the recovery of fluoromonomers Jan. 1, 2013
8293851 Crosslinkable sulfonated copolymer and fuel cell including polymeric composition of the same Oct. 23, 2012
8247614 Copolycondensation polymerization of fluoropolymers Aug. 21, 2012
8247598 Methods for the formation of hydrogels using thiosulfonate compositions and uses thereof Aug. 21, 2012
8236920 Polyarylene and process for producing the same Aug. 7, 2012
8216487 Copolymer of propylene or ethylene oxide and of an oxirane bearing an ionic group Jul. 10, 2012
8211997 Process for producing polyarylene sulfide Jul. 3, 2012
8198394 Process for producing electrolyte material for polymer electrolyte fuel cells, and membrane-electrode assembly for polymer electrolyte fuel cells Jun. 12, 2012
8167992 Dispersant and compositions thereof May. 1, 2012
8163406 Membrane-electrode assembly for solid polymer electrolyte fuel cell Apr. 24, 2012
8110639 Transparent and flame retardant polysulfone compositions Feb. 7, 2012
8106135 Polyethersulfone compositions with high heat and good impact resistance Jan. 31, 2012
8106142 Polyacetylinic oligomers Jan. 31, 2012
8106149 Amino group-containing water-soluble copolymer Jan. 31, 2012
8097695 Methods for the formation of hydrogels using thiosulfonate compositions and uses thereof Jan. 17, 2012
8088564 Base soluble polymers for photoresist compositions Jan. 3, 2012
8063168 Oligomers with di-phenylethynyl endcaps Nov. 22, 2011
8039520 Electrolyte membrane comprising nanocomposite ion complex, manufacturing method thereof, and fuel cell including the same Oct. 18, 2011
8026339 Polysulfone, electrolyte membrane using the same, and fuel cell using the electrolyte membrane Sep. 27, 2011
8017257 Polymer, polymer electrolyte membrane for polymer electrolyte fuel cell, and membrane/electrode assembly Sep. 13, 2011
8008406 Synthesis and characterization of a novel proton exchange membrane (PEM) for applications in fuel cells Aug. 30, 2011
8008418 High-molecular copolymer containing metal coordination compound and organic electroluminescence element using the same Aug. 30, 2011
7964676 Crosslinkable sulfonated copolymer and fuel cell including polymeric composition of the same Jun. 21, 2011
7960439 Environmentally sensitive foldable oligomers Jun. 14, 2011
7947405 Solid polymer electrolyte composite membrane comprising porous ceramic support May. 24, 2011
7919562 Preparation of supramolecular polymers containing sequence-selective hydrogen bonding subunits in their backbone which form double helices Apr. 5, 2011

1 2 3 4 5 6 7 8 9

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