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Class Information
Number: 528/251
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 > With heterocyclic reactant which is not an aldehyde or derivative > Nonaldehyde or nonaldehyde derivative heterocyclic compound contains a sulfur atom as a ring member of the heterocyclic compound
Description: Subject matter wherein the heterocyclic reactant which is not an aldehyde or a derivative of an aldehyde contains at least one sulfur atom as a ring member of a heterocyclic ring.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7074876 |
Blocked mercaptosilane coupling agents for filled rubbers |
Jul. 11, 2006 |
| 6329490 |
Polyhedral organosilicon compound and method for producing the same |
Dec. 11, 2001 |
| 5789526 |
Highly viscous condensation products containing sulfonic acid groups based on amino-s-triazines |
Aug. 4, 1998 |
| 5532332 |
Light-absorbing polymers |
Jul. 2, 1996 |
| 5376650 |
Light absorbing polymers |
Dec. 27, 1994 |
| 4954607 |
Ferromagnetic organic substance having triaryl methane structure and process for manufacturing the same |
Sep. 4, 1990 |
| 4729851 |
Polymers with conjugated double bonds |
Mar. 8, 1988 |
| 4717762 |
Electroactive polymers having aromatic and quinonoid bonding structures |
Jan. 5, 1988 |
| 4711946 |
Electroactive heterocyclic aromatic polymers |
Dec. 8, 1987 |
| 4694062 |
Method of making electroactive heterocyclic aromatic polymers |
Sep. 15, 1987 |
| 4680375 |
Polymeric cyanine dye |
Jul. 14, 1987 |
| 4229510 |
Photoconductive polymer material of N-alkylphenothiazine and formaldehyde |
Oct. 21, 1980 |
| 4115365 |
Process for preparing aminomethyl diaryl compound resins |
Sep. 19, 1978 |
| 4045410 |
Carboxylated diphenylether-formaldehyde copolymer resins and their preparation |
Aug. 30, 1977 |
| 3987011 |
Method for preparing poly-N-alkenylamines |
Oct. 19, 1976 |
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