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Class Information
Number: 526/914
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Polymer degradation
Description: Processes involving the degradation of a polymer derived from at least one ethylenic unsaturated monomer.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6166156 |
Method for making photocurable halofluorinated acrylates |
Dec. 26, 2000 |
| 6150478 |
Ultrasonic catalyst feed for fluid bed olefin polymerization |
Nov. 21, 2000 |
| 5906998 |
Method for decomposing polymer containing urethane linkage and/or urealinkage |
May. 25, 1999 |
| 5902553 |
Method and apparatus for the production of polyamide 6 from polymide waste |
May. 11, 1999 |
| 5541275 |
Biodegradable vinyl ester copolymers |
Jul. 30, 1996 |
| 5115058 |
Bio- and photo-degradable resin composition |
May. 19, 1992 |
| 4966952 |
Thermoplastic polymer composition comprising trans 1,4-polyisoprene |
Oct. 30, 1990 |
| 4882407 |
Thermoplastic endodontic composition having improved melt flow index |
Nov. 21, 1989 |
| 4727112 |
Crystalline 1-butene polymer composition |
Feb. 23, 1988 |
| 4727113 |
Crystalline 1-butene polymer composition |
Feb. 23, 1988 |
| 4526958 |
Particle form evaporation start-up |
Jul. 2, 1985 |
| 4229182 |
Recovery of aluminum from composite propellants |
Oct. 21, 1980 |
| 4201732 |
Chemical milling of neoprene rubber |
May. 6, 1980 |
| 4191320 |
Degradable article |
Mar. 4, 1980 |
| 4160079 |
Novel sulfur compound modifiers for chloroprene polymerization |
Jul. 3, 1979 |
| 4156671 |
Process for the preparation of chloroprene polymer solutions suitable for contact adhesives |
May. 29, 1979 |
| 4145493 |
Oxidation of rubbery polymeric hydrocarbons |
Mar. 20, 1979 |
| 4125692 |
Process for producing a macromolecular compound having a functional group at each end of the molecule |
Nov. 14, 1978 |
| 4122248 |
Manufacture of homogeneous ethylene/tert-butyl acrylate/acrylic acid terpolymers |
Oct. 24, 1978 |
| 4097552 |
Nitrogenous polymer compositions |
Jun. 27, 1978 |
| 4074033 |
Chemical milling of neoprene rubber |
Feb. 14, 1978 |
| 4072807 |
Molecular weight reduction of unsaturated polymers |
Feb. 7, 1978 |
| 4056665 |
Composition and process |
Nov. 1, 1977 |
| 4052278 |
Finely divided, irradiated tetrafluorethylene polymers |
Oct. 4, 1977 |
| 4051306 |
Controlled environmental deterioration of plastics |
Sep. 27, 1977 |
| 4045415 |
Process for preparing copolymers of trioxane |
Aug. 30, 1977 |
| 4038227 |
Photodegradable polyolefins containing an aromatic ketone, ferric stearate, and a pigment |
Jul. 26, 1977 |
| 4028486 |
Alpha-methyl-p-bromo-styrene and method of preparation |
Jun. 7, 1977 |
| 4017469 |
Photodegradable polyolefin compositions |
Apr. 12, 1977 |
| 4000120 |
Process of rendering polymeric material degradable under the direct action of sunlight by the addition of durene |
Dec. 28, 1976 |
| 3994869 |
Photodegradable polyolefins containing aryl-substituted 1,3-diones |
Nov. 30, 1976 |
| 3994855 |
Degradable polymer composition and process for preparing the same |
Nov. 30, 1976 |
| 3993634 |
Photodegradable vinyl chloride polymer containing a ferrocene and an .alpha . |
Nov. 23, 1976 |
| 3992487 |
Degradable plastics compositions containing a transition metal complexed with a 1,3-dicarbonyl group containing polymer |
Nov. 16, 1976 |
| 3988406 |
Method of providing a fibrous thermoplastic resin for depolymerization thereof |
Oct. 26, 1976 |
| 3983308 |
Process for making degradable polymers and degradable polymers obtained thereby |
Sep. 28, 1976 |
| 3978033 |
Difurfurylidene cycloalkanones as photoactive prodegradants for polyolefins |
Aug. 31, 1976 |
| 3976621 |
Photodegradable copolymers of ethylene and vinyl alcohol containing ketoether groups |
Aug. 24, 1976 |
| 3968096 |
Photodegradable polyolefins containing an halogenated nitrile |
Jul. 6, 1976 |
| 3968094 |
Photodegradable plastics containing haloolefins |
Jul. 6, 1976 |
| 3968095 |
Photodegradable plastics containing an N-halo amide |
Jul. 6, 1976 |
| 3963491 |
Imaging method |
Jun. 15, 1976 |
| 3963791 |
Process for transforming hydrocarbon polymers into photodegradable polymers |
Jun. 15, 1976 |
| 3959398 |
Alpha-methyl-p-bromo-styrene and method of preparation |
May. 25, 1976 |
| 3957737 |
Method for the preparation of rubbers with low molecular weights through degradation of macromolecular polyenes, and the products thus obtained |
May. 18, 1976 |
| 3957707 |
Acrylic composition and film |
May. 18, 1976 |
| 3932319 |
Blends of biodegradable thermoplastic dialkanoyl polymer, a naturally occurring biodegradable product, a plastic additive and a filler |
Jan. 13, 1976 |
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