US3202632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of vinyl resins with an alkaline earth metal phenolatecarbon dioxide reaction product
Assignee: Nopco Chemical Co
•
Filing: 1962-05-02
•
Granted: 1965-08-24
•
Expires: 1982-05-02
Abstract
No abstract record available.
Inventors
- 👤 Robert E Lally
- 👤 Jr Frederick J Ihde
- 👤 Louis J Pulver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:32
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/138
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
289 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF (1) A VINYL HALIDE RESIN SELECTED FROM THE GROUP CONSISTING OF: (1) HOMOPOLYMERS OF VINYL CHLORIDE, (2) HOMOPOLYMERS OF VINYL BORMIDE, (3) HOMOPOLYMERS OF VINYLIDENE CHLORIDE, (4) COPOLYMERS OF VINYL CHLORIDE CONTAINING IN AN AMOUNT UP TO ABOUT 20% BY WEIGHT OF SAID COPOLYMER OF AT LEAST ONE THEYLENEICALLY UNSATURATED MONOMER COPOLYMERIZABLE THEREWITH SELECTED FROM THE GROUP CONSISTING OF VINYL, CAETATE, STYRENE, DIETHYL MALEATE, MALEIC ANHYDRIDE, ESTERS OF ACRYLIC ACID AND VINYLIDENE CHLORIDE, (5) COPLYMERS OF VINYL BROMIDE CONTAINING IN AN AMOUNT UP TO ABOUT 20% BY WEIGHT OF SAID COPOLYMER OF AT LEAST ONE THYLENICALLY UNSATURATED MONOMER COPOLYMERIZABLE THEREWITH SELECTED FROM THE GROUP CONSISTING OF VINYL ACETATE, STYRENE, DIETHYL MALEATE, MALEIC ANHYDRIDE, ESTERS OF ACRYLIC ACID AND VINYLIDENE CHLORIDE, AND (6) COPOLYMERS OF VINYLIDENE CHLORIDE CONTAINING IN AN AMOUNT UP TO ABOUT 20% BY WEIGHT OF SAID COPOLYMER OF AT LEAST ONE THYLENICALLY UNSATURATED MONOMER COPOLYMERIZABLE THERWITH SELECTED FROM THE GROUP CONSISTING OF VINYL ACETATE, STYRENE, DIETHYL MALEATE, MALEIC ANDHYDRIDE, ESTERS OF ACRYLIC ACID AND VINYL CHLORIDE, AND (II) AN ALKALINE EARTH METAL PHENOLATE-CARBON DIOXIDE REACTION PRODUCT, PRESENT IN STABILIZING AMOUNTS, CONSISTING OF THE REACTION PRODUCT PREPARED BY REACTING: (1) AN ALKALINE EARTH METAL PHENOLATE WHICH IS THE REACTION PRODUCT OF AN ALKALINE EARTH METAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF BARIUM OXIDE, BARIUM HYDROXIDE, STRONTIUM HYDROXIDE, CALCIUM OXIDE, CALCIUM HYDROXIDE AND MAGNESIUM HDDROXIDE AND A NHDROCARBON SUBSTITUTED PHENOL AHVING A MOLECULAR WEIGHT FROM ABOUT 154 TO ABOUT 431 WHEREIN THE AMOUNT OF METAL IN SAID ALKALINE EARTH MEATL COMPOUND DOES NOT EXCEED 1.5 EQUIVALENTS PER ONE EQUIVALENT OF SAID PHENOL AND CONTACTING THE RESULTING REACTIONS PRODUCT WITH, (2) CARBON DIOXIDE AT A TEMPERATURE OF FROM ABOUT 0*F. TO 300*F.
Claim 2
Dependent Claim
289 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF (1) A VINYL HALIDE RESIN SELECTED FROM THE GROUP CONSISTING OF: (1) HOMOPOLYMERS OF VINYL CHLORIDE, (2) HOMOPOLYMERS OF VINYL BORMIDE, (3) HOMOPOLYMERS OF VINYLIDENE CHLORIDE, (4) COPOLYMERS OF VINYL CHLORIDE CONTAINING IN AN AMOUNT UP TO ABOUT 20% BY WEIGHT OF SAID COPOLYMER OF AT LEAST ONE THEYLENEICALLY UNSATURATED MONOMER COPOLYMERIZABLE THEREWITH SELECTED FROM THE GROUP CONSISTING OF VINYL, CAETATE, STYRENE, DIETHYL MALEATE, MALEIC ANHYDRIDE, ESTERS OF ACRYLIC ACID AND VINYLIDENE CHLORIDE, (5) COPLYMERS OF VINYL BROMIDE CONTAINING IN AN AMOUNT UP TO ABOUT 20% BY WEIGHT OF SAID COPOLYMER OF AT LEAST ONE THYLENICALLY UNSATURATED MONOMER COPOLYMERIZABLE THEREWITH SELECTED FROM THE GROUP CONSISTING OF VINYL ACETATE, STYRENE, DIETHYL MALEATE, MALEIC ANHYDRIDE, ESTERS OF ACRYLIC ACID AND VINYLIDENE CHLORIDE, AND (6) COPOLYMERS OF VINYLIDENE CHLORIDE CONTAINING IN AN AMOUNT UP TO ABOUT 20% BY WEIGHT OF SAID COPOLYMER OF AT LEAST ONE THYLENICALLY UNSATURATED MONOMER COPOLYMERIZABLE THERWITH SELECTED FROM THE GROUP CONSISTING OF VINYL ACETATE, STYRENE, DIETHYL MALEATE, MALEIC ANDHYDRIDE, ESTERS OF ACRYLIC ACID AND VINYL CHLORIDE, AND (II) AN ALKALINE EARTH METAL PHENOLATE-CARBON DIOXIDE REACTION PRODUCT, PRESENT IN STABILIZING AMOUNTS, CONSISTING OF THE REACTION PRODUCT PREPARED BY REACTING: (1) AN ALKALINE EARTH METAL PHENOLATE WHICH IS THE REACTION PRODUCT OF AN ALKALINE EARTH METAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF BARIUM OXIDE, BARIUM HYDROXIDE, STRONTIUM HYDROXIDE, CALCIUM OXIDE, CALCIUM HYDROXIDE AND MAGNESIUM HDDROXIDE AND A NHDROCARBON SUBSTITUTED PHENOL AHVING A MOLECULAR WEIGHT FROM ABOUT 154 TO ABOUT 431 WHEREIN THE AMOUNT OF METAL IN SAID ALKALINE EARTH MEATL COMPOUND DOES NOT EXCEED 1.5 EQUIVALENTS PER ONE EQUIVALENT OF SAID PHENOL AND CONTACTING THE RESULTING REACTIONS PRODUCT WITH, (2) CARBON DIOXIDE AT A TEMPERATURE OF FROM ABOUT 0*F. TO 300*F.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-23 | 1969-02-22 | 1969-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-23 | 1973-02-22 | 1973-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-23 | 1977-02-22 | 1977-08-24 | $7700.00 | Window Closed / Lapsed |