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Class Information
Number: 523/305
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Processes of preparing a desired or intentional composition of at least one nonreactant material and at least one solid polymer or specified intermediate condensation product, or product thereof > Adding material to maintain a stated equilibrium condition wherein the added material does not merely displace an equal amount from the treatment zone
Description: Process of treating or forming a desired or intentional composition wherein nondisplacing material is added in order to maintain a stated equilibrium condition.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7563850 |
Polyelectrolyte compositions |
Jul. 21, 2009 |
| 6812278 |
Method of improving viscosity stability upon addition of an aqueous tinting composition |
Nov. 2, 2004 |
| 6780918 |
Process for the preparation of protective colloid-stabilized aqueous dispersions |
Aug. 24, 2004 |
| 6110454 |
Process for making substantially homogeneous copolymers of vinyl pyrrolidone and N-3,3-dimethylaminopropyl methacrylamide for personal care applications |
Aug. 29, 2000 |
| 6057388 |
Polymeric thickeners for aqueous compositions |
May. 2, 2000 |
| 5869601 |
Method of stabilizing the viscosity of a thickened composition |
Feb. 9, 1999 |
| 4397968 |
Process for the manufacture of copolymers having increased resistance against hydrolysis, the copolymers and their use |
Aug. 9, 1983 |
| 4243773 |
Volatile liquid supply equipment and processes and apparatus for introducing volatile cross-linking agents into polyolefin compounds and for the extrusion of cross-linking polyolefin compounds |
Jan. 6, 1981 |
| 4130523 |
High solids latexes |
Dec. 19, 1978 |
| 4123405 |
Process for producing aqueous emulsions of vinyl chloride/vinyl acetate/ethylene terpolymers |
Oct. 31, 1978 |
| 4021399 |
Method for the concentration of water-in-oil emulsions of water soluble vinyl addition polymers |
May. 3, 1977 |
| 3948847 |
Process for the manufacture of polymer solutions |
Apr. 6, 1976 |
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