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Class Information
Number: 528/297
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > From carboxylic acid or derivative thereof > From di- or higher ester of a polycarboxylic acid as sole reactant, or from a polycarboxylic acid or derivative with a compound containing two or more hydroxyl groups or salts thereof > 1,2-epoxy containing reactant
Description: Subject matter wherein at least one reactant contains a heterocyclic ring solely composed of two carbon atoms and one oxygen atom as ring members.










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

Patent Number Title Of Patent Date Issued
8633296 Composite hydrogels for delivery of biologically active materials Jan. 21, 2014
8580392 Organic light-emitting diode and uses thereof Nov. 12, 2013
8552081 High modulus bio-based polymer formulations Oct. 8, 2013
8546486 Low VOC thermosetting polyester acrylic resin for gel coat Oct. 1, 2013
8541109 Biodegradable polyester, preparation process thereof and products comprising said polyester Sep. 24, 2013
8519085 Coating compositions for containers and methods of coating Aug. 27, 2013
8420745 Thermally curable solder resist composition Apr. 16, 2013
8354476 Functionalized poly(ether-anhydride) block copolymers Jan. 15, 2013
8354490 Method for functionalization of nanoscale fibers and nanoscale fiber films Jan. 15, 2013
8338559 Fluorene-based resin polymer and method for preparing thereof Dec. 25, 2012
8309229 Polyester resin and thermosetting water-borne coating compositions Nov. 13, 2012
8163815 Dental resin composition, method of manufacture, and method of use thereof Apr. 24, 2012
8143355 Polymer compound and method of synthesizing the same Mar. 27, 2012
8129495 Coating compositions for containers and methods of coating Mar. 6, 2012
8067144 Polyesters for toner for electrophotography Nov. 29, 2011
8048491 Multilayer coating film-forming method Nov. 1, 2011
8022169 Aliphatic copolyesters and method of preparing the same Sep. 20, 2011
8008394 Low-VOC primer for plastic coating Aug. 30, 2011
7960496 Method for preparing polymer polyol stabilizer using maleic anhydride, and polymer polyol stabilizer prepared thereby Jun. 14, 2011
7887626 Water-based dispersions of highly-branched polymers Feb. 15, 2011
7829654 Method for producing elastomeric copolyesters Nov. 9, 2010
7737213 Resin composition for water paint, water paint, and production method for resin composition for water paint Jun. 15, 2010
7718714 Resin curable with actinic energy ray, photocurable and thermosetting resin composition containing the same, and cured product obtained therefrom May. 18, 2010
7544746 Hyperbranched polymers Jun. 9, 2009
7332548 Process for production of a polyester product from alkylene oxide and carboxylic acid Feb. 19, 2008
7321008 Bioabsorbable branched polymers end-capped with diketene acetals Jan. 22, 2008
7056978 Toughened epoxy-anhydride no-flow underfill encapsulant Jun. 6, 2006
6927252 Process to produce unsaturated polyester polyols Aug. 9, 2005
6903166 Process for the manufacture of glycidylester compositions Jun. 7, 2005
6756452 Glycidyl ester of cooh polyester and curing agent Jun. 29, 2004
6756420 Coating composition and a process to form a coating film with use thereof Jun. 29, 2004
6740193 Gem-diesters and epoxidized derivatives thereof May. 25, 2004
6706842 Crosslinked polyester copolymers Mar. 16, 2004
6673441 Adhesive, adhesive member, interconnecting substrate for semiconductor mounting having adhesive member, and semiconductor device containing the same Jan. 6, 2004
6660398 Powder thermosetting compositions for preparing coatings with low gloss finish Dec. 9, 2003
6657002 Polymeric pigment dispersant utilized as a grind resin for pigments and method of preparing the same Dec. 2, 2003
6649786 Ester-forming addition reaction product Nov. 18, 2003
6649705 Hyperbranched polyol macromolecule, method of making same, and coating composition including same Nov. 18, 2003
6608170 Syndiotactic poly(lactic acid) Aug. 19, 2003
6569956 Hyperbranched polyol macromolecule, method of making same, and coating composition including same May. 27, 2003
6552159 Cladding resin composition Apr. 22, 2003
6512046 Polymerizable unsaturated polyester resin composition Jan. 28, 2003
6489434 Manufacturing method of copolyester for low acetaldehyde content of PET bottles Dec. 3, 2002
6461742 Polyester containing tertiary carboxyl groups, preparation method and thermosetting powder compositions containing same Oct. 8, 2002
6451929 Glycidyl ester by reacting COOH polyester with epihalohydrin Sep. 17, 2002
6429281 Hydrophobic, high Tg cycloaliphatic epoxy resins Aug. 6, 2002
6417292 Electrodepositable coating compositions including ungelled reaction products of epoxy functional polyesters and amines coated substrates and methods of electrocoating using the same Jul. 9, 2002
6417243 Monomers, oligomers and polymers comprising terminal oxirane groups, their process of preparation and their cationic polymerization under irradiation Jul. 9, 2002
6407194 Temporarily crosslinked polyester polymers Jun. 18, 2002
6406753 Aqueous coating composition Jun. 18, 2002

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