US2954362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized vinyl chloride resin compositions
Assignee: Union Carbide Corp
•
Filing: 1956-06-11
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Granted: 1960-09-27
•
Expires: 1976-06-11
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:44
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/37; C08K13/00; C08K13/02; C08K5/0008; C08K5/005; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L67/00; C08L67/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A COMPOSITION WHICH COMPRISES A MATERIAL SELECTED FROM THE GROUP CONSISTING OF VINYL CHLORIDE HOMOPOLYMERS AND COPOLYMERS OF VINYL CHLORIDE WITH ANOTHER ETHYLENICALLY UNSATURATED MONOMER COMPRISING AT LEAST 10% BY WEIGHT OF VINYL CHLORIDE POLYMERIZED THEREIN, SELECTED, FROM THE GROUP CONSISTING OF DIBUTYL TIN DILAURATE, DIBUTYL TIN MALEATE, DIBUTYL TIN LAURATE MALEATE, SODIUM CARBONATE, TRIMAGNESIUM PHOSPHATE, CALCIUM STEARATE, GLYCIDYL OLEATE, DIGLYCIDYL ETHERS OF DIPHENOLS, AND GLYCIDYL SORBATE DIMER AND A SECOND STABILIZER SELECTED FROM THE GROUP CONSISTING OF MERCAPTO-SUBSTITUTED ALIPHATIC SATURATED POLYCARBOXYLIC ACID CONTAINING FROM ABOUT 3 TO 16 CARBON ATOMS AND CONDENSATION PRODUCTS OF SAID ACIDS AND DIHYDRIC ALCOHOLS IN A MINOR PORPORTION EFFECTIVE TO IMPROVE THE RESISTANCE OF THE VINYL MATERIAL TO DECOMPOSITION AND DISCOLORATION NORMALLY OCCURRING AT ELEVATED TEMPERATURES, SAID STABILIZERS EACH BEING PRESENT IN THE RESIN AS SUCH AND IN ADMIXTURE WITH THE VINYL MATERIAL.
Claim 2
Dependent Claim
139 words
A COMPOSITION WHICH COMPRISES A MATERIAL SELECTED FROM THE GROUP CONSISTING OF VINYL CHLORIDE HOMOPOLYMERS AND COPOLYMERS OF VINYL CHLORIDE WITH ANOTHER ETHYLENICALLY UNSATURATED MONOMER COMPRISING AT LEAST 10% BY WEIGHT OF VINYL CHLORIDE POLYMERIZED THEREIN, SELECTED, FROM THE GROUP CONSISTING OF DIBUTYL TIN DILAURATE, DIBUTYL TIN MALEATE, DIBUTYL TIN LAURATE MALEATE, SODIUM CARBONATE, TRIMAGNESIUM PHOSPHATE, CALCIUM STEARATE, GLYCIDYL OLEATE, DIGLYCIDYL ETHERS OF DIPHENOLS, AND GLYCIDYL SORBATE DIMER AND A SECOND STABILIZER SELECTED FROM THE GROUP CONSISTING OF MERCAPTO-SUBSTITUTED ALIPHATIC SATURATED POLYCARBOXYLIC ACID CONTAINING FROM ABOUT 3 TO 16 CARBON ATOMS AND CONDENSATION PRODUCTS OF SAID ACIDS AND DIHYDRIC ALCOHOLS IN A MINOR PORPORTION EFFECTIVE TO IMPROVE THE RESISTANCE OF THE VINYL MATERIAL TO DECOMPOSITION AND DISCOLORATION NORMALLY OCCURRING AT ELEVATED TEMPERATURES, SAID STABILIZERS EACH BEING PRESENT IN THE RESIN AS SUCH AND IN ADMIXTURE WITH THE VINYL MATERIAL.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-09-27 | 1964-03-28 | 1964-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-27 | 1968-03-28 | 1968-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-27 | 1972-03-28 | 1972-09-27 | $7700.00 | Window Closed / Lapsed |