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Class Information
Number: 528/903
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Polymerizing or processing an isocyanate under substantially anhydrous conditions
Description: Subject matter involving the treating of a polymer derived from at least one -N=C=X- containing reactant (X is a chalcogen atom) or the polymerizing of at least one -N=C=X- containing reactant in the substantial absence of water, e.g., under anhydrous conditions.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6420466 |
Process for preparing a thixotropic agent and its use |
Jul. 16, 2002 |
| 6180755 |
Process for separating organic monomers or auxiliaries |
Jan. 30, 2001 |
| 5461141 |
Solid phase polymerization of nylon |
Oct. 24, 1995 |
| 5425949 |
Bioabsorbable copolymer and coating composition containing same |
Jun. 20, 1995 |
| 5185422 |
Polyisocyanate suspensions in isocyanate reactive compounds and their use |
Feb. 9, 1993 |
| 4963636 |
Adhesion promoters |
Oct. 16, 1990 |
| 4728710 |
Sag resistant urethane adhesives with improved antifoaming property |
Mar. 1, 1988 |
| 4640970 |
Process for the production of polyamide imides |
Feb. 3, 1987 |
| 4533716 |
Coating resin composition |
Aug. 6, 1985 |
| 4439552 |
Method of preparing a urethane prepolymer and polymer |
Mar. 27, 1984 |
| 4329436 |
Method of forming a urethane prepolymer and its use in consolidating aggregate material |
May. 11, 1982 |
| 4314038 |
Graft polyol RIM system possessing excellent thermal properties |
Feb. 2, 1982 |
| 4182826 |
Process for the production of rapid-set moldings |
Jan. 8, 1980 |
| 4045600 |
Method of inhibiting plasticizer migration from plasticized poly(vinyl chloride) substrates |
Aug. 30, 1977 |
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