US2822341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Freeze-resistant polymer-containing latex paint
Assignee: Bridgestone Firestone Inc
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Filing: 1953-07-10
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Granted: 1958-02-04
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Expires: 1973-07-10
Abstract
No abstract record available.
Inventors
- 👤 Verle A Miller
- 👤 Robert L Bebb
- 👤 John H Musch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:34
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/12; C08F2/16; C08F2/22; C08F2/24; C08F36/00; C08F36/02; C08F36/04; C09; C09D; C09D157/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A METHOD OF PRODUCING A SYNTHETIC POLYMER LATEX ADAPTED TO WITHSTAND FREEZING AND THAWING WITHOUT COAGULATING, COMPRISING POLYMERIZING A POLYMERIZABLE ETHYLENIC COMPOUND IN AN AQUEOUS MEDIUM IN THE PRESENCE OF ABOUT 0.5 TO ABOUT 5.0 PARTS BY WEIGHT PER 100 PARTS MONOMER OF MODIFIED GLYCERYL MONORICINOLEATE AS AN EMULSIFYING AGENT AND IN THE PRESENCE OF AT LEAST 0.5 PART BY WEIGHT PER 100 PARTS MONOMER OF A WATER SOLUBLE SALT OF PERSULFURIC ACID AS A POLYMERIZATION CATALYST, SAID MODIFIED GLYCERYL MONORICIOLEATE BEING PREPARED BY REACTING ONE MOLE OF GLYCEROL WITH ONE MOLE OF RICINOLEIC ACID IN THE PRESENCE OF A SUFFICIENT POTASSIUM HYDROXIDE TO PROVIDE INTRINSICALLY IN THE GLYCERYL MONORICINOLEATE PRODUCT ABOUT 3 TO ABOUT 8% POTASSIUM RICINOLATE BASED ON THE WEIGHT OF SAID PRODUCT WHEREBY THE MODIFIED GLYCERYL MONORICINOLEATE IS WATER DISPERSIBLE.
Claim 2
Independent Claim
133 words
A METHOD OF PRODUCING A SYNTHETIC POLYMER LATEX ADAPTED TO WITHSTAND FREEZING AND THAWING WITHOUT COAGULATING, COMPRISING POLYMERIZING A POLYMERIZABLE ETHYLENIC COMPOUND IN AN AQUEOUS MEDIUM IN THE PRESENCE OF ABOUT 0.5 TO ABOUT 5.0 PARTS BY WEIGHT PER 100 PARTS MONOMER OF MODIFIED GLYCERYL MONORICINOLEATE AS AN EMULSIFYING AGENT AND IN THE PRESENCE OF AT LEAST 0.5 PART BY WEIGHT PER 100 PARTS MONOMER OF A WATER SOLUBLE SALT OF PERSULFURIC ACID AS A POLYMERIZATION CATALYST, SAID MODIFIED GLYCERYL MONORICIOLEATE BEING PREPARED BY REACTING ONE MOLE OF GLYCEROL WITH ONE MOLE OF RICINOLEIC ACID IN THE PRESENCE OF A SUFFICIENT POTASSIUM HYDROXIDE TO PROVIDE INTRINSICALLY IN THE GLYCERYL MONORICINOLEATE PRODUCT ABOUT 3 TO ABOUT 8% POTASSIUM RICINOLATE BASED ON THE WEIGHT OF SAID PRODUCT WHEREBY THE MODIFIED GLYCERYL MONORICINOLEATE IS WATER DISPERSIBLE.
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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) | 1961-02-03 | 1961-08-05 | 1962-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-03 | 1965-08-05 | 1966-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-03 | 1969-08-05 | 1970-02-04 | $7700.00 | Window Closed / Lapsed |