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Class Information
Number: 528/419
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > From heterocyclic reactant containing as ring atoms oxygen, selenium or tellurium, e.g., epoxy, etc. > Two or more heterocyclic reactants containing rings of one oxygen and two carbon atoms
Description: Subject matter wherein a polymer is derived from two or more reactants with the proviso that at least two separate reactants each contain a single three-membered heterocyclic ring having two carbon atoms and a single oxygen atom as ring members.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7550550 |
Polyether polyamine agents and mixtures therefor |
Jun. 23, 2009 |
| 7473757 |
Hyperbranched polymers derived from anhydrosugar-related compounds and process for the preparation thereof |
Jan. 6, 2009 |
| 7361728 |
Electrically conducting materials from branched end-capping intermediates |
Apr. 22, 2008 |
| 7268204 |
Complex of a multimetal cyanide compound and methods of forming polyethercarbonate polyols |
Sep. 11, 2007 |
| 7112635 |
Acid catalyzed copolymerization of water, tetrahydrofuran and multifunctional epoxides and uses thereof |
Sep. 26, 2006 |
| 7056978 |
Toughened epoxy-anhydride no-flow underfill encapsulant |
Jun. 6, 2006 |
| 7037399 |
Underfill encapsulant for wafer packaging and method for its application |
May. 2, 2006 |
| 6894116 |
S,S'-bis-(.alpha., .alpha.'--disubstituted--.alpha."--acetic acid)--trithiocarbonates and polymers thereof for toughening thermosetting resins |
May. 17, 2005 |
| 6800720 |
Hydrogenated ring-opening metathesis copolymer and process for producing the same |
Oct. 5, 2004 |
| 6794451 |
Cationically polymerizable liquid composition and tacky polymer |
Sep. 21, 2004 |
| 6762278 |
Process for the copolymerization of alkylene oxides and carbon dioxide using suspensions of multi-metal cyanide compounds |
Jul. 13, 2004 |
| 6740732 |
Phosphorus element-containing crosslinking agents and flame retardant phosphorus element-containing epoxy resin compositions prepared therewith |
May. 25, 2004 |
| 6653441 |
Method for production of polyether alcohols |
Nov. 25, 2003 |
| 6639046 |
Composition comprising mercapto-functional compounds |
Oct. 28, 2003 |
| 6624216 |
No-flow underfill encapsulant |
Sep. 23, 2003 |
| 6565976 |
High strength pultrusion resin |
May. 20, 2003 |
| 6552102 |
Pigment flakes |
Apr. 22, 2003 |
| 6482868 |
Accelerators useful for energy polymerizable compositions |
Nov. 19, 2002 |
| 6462106 |
Amino-polyether-modified epoxy and cationic electrodeposition paint composition containing the same |
Oct. 8, 2002 |
| 6441121 |
Epoxy compounds containing styrenic or cinnamyl functionality |
Aug. 27, 2002 |
| 6403220 |
Phosphorus element-containing crosslinking agents and flame retardant phosphorus element-containing epoxy resin compositions prepared therewith |
Jun. 11, 2002 |
| 6268403 |
Photopolymerizible compositions containing cycloaliphatic epoxyalcohol monomers |
Jul. 31, 2001 |
| 6255440 |
Copolyacetal |
Jul. 3, 2001 |
| 6172182 |
Process for the manufacture of epoxy compounds |
Jan. 9, 2001 |
| 6159389 |
Polyether copolymer and crosslinked solid polymer electrolyte |
Dec. 12, 2000 |
| 6133211 |
Block copolymers, their preparation and their use as lubricants |
Oct. 17, 2000 |
| 6124418 |
Selective catalysts for the synthesis of epoxysilicone monomers and polymers |
Sep. 26, 2000 |
| 6103850 |
Sealants made using low unsaturation polyoxyalkylene polyether polyols |
Aug. 15, 2000 |
| 6069210 |
Phosphate esters of polyoxyalkylene ether block copolymers and their dispersants |
May. 30, 2000 |
| 6051627 |
Phosphate esters of polyalkylene ether block copolymers and their use as dispersants |
Apr. 18, 2000 |
| 6034208 |
Copolymers useful as cement additives and a process for their preparation |
Mar. 7, 2000 |
| 5998559 |
Single-ion conducting solid polymer electrolytes, and conductive compositions and batteries made therefrom |
Dec. 7, 1999 |
| 5998574 |
Compositions of polytetramethylene ether glycols and polyoxy alkylene polyether polyols having a low degree of unsaturation |
Dec. 7, 1999 |
| 5981624 |
Composition and use |
Nov. 9, 1999 |
| 5891960 |
Coating compositions with citric acid containing polymers for enhanced adhesion to substrates |
Apr. 6, 1999 |
| 5859211 |
Conjugated polymers containing heterospiro atoms and their use as electroluminescence materials |
Jan. 12, 1999 |
| 5854386 |
Stabilizers for polymer polyols |
Dec. 29, 1998 |
| 5792829 |
Polyurethane elastomers exhibiting improved demold, green strength, and water absorption, and haze-free polyols suitable for their preparation |
Aug. 11, 1998 |
| 5789626 |
Highly active double metal cyanide catalysts |
Aug. 4, 1998 |
| 5731407 |
Double metal cyanide complex catalysts |
Mar. 24, 1998 |
| 5719257 |
Polyethers containing hindered amine side chains as stabilizers |
Feb. 17, 1998 |
| 5670612 |
Polyamine/epoxy-containing polyoxyethylene/hydrophobic epoxy adduct curing agent |
Sep. 23, 1997 |
| 5616637 |
Polyethers containing hindered amine side chains as stabilizers |
Apr. 1, 1997 |
| 5594097 |
Polyether polyols |
Jan. 14, 1997 |
| 5563221 |
Process for making ethylene oxide-capped polyols from double metal cyanide-catalyzed polyols |
Oct. 8, 1996 |
| 5534618 |
Polyethers containing hindered amines which can be cleaved off as stabilizers |
Jul. 9, 1996 |
| 5521282 |
Polyethers containing hindered amine side chains as stabilizers |
May. 28, 1996 |
| 5506309 |
Perfluorinates polyethers |
Apr. 9, 1996 |
| 5426174 |
Hydroxy-functionalized polyoxyalkylene ether compositions derived from mixtures of C.sub.4 epoxides |
Jun. 20, 1995 |
| 5340916 |
Polyoxypropylene-polyols and polyoxypropylene-polyoxyethylene-polyols containing hydroxyl groups |
Aug. 23, 1994 |
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