US3414432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sizing glass fibers with polybutadienedicarboxylic acid anhydride amino salt adducts
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1965-10-04
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Granted: 1968-12-03
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Expires: 1985-10-04
Abstract
No abstract record available.
Inventors
- 👤 Joseph K Mertzweiller
- 👤 Neville L Cull
- 👤 Roger S Hawley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:12
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C08; C08C; C08C19/00; C08C19/28; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2938; Y10T428/2964; Y10T428/31504; Y10T428/31551; Y10T428/31641; Y10T428/31645
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
A METHOD FOR TREATING GLASS FIBERS WHICH COMPRISES APPLYING TO SAID FIBERS AN AQUEOUS SIZING COMPOSITION CONTAINING A WATER-SOLUBLE BINDER COMPRISING A POLYMER ADDUCT SALT SELECTED FROM THE GROUP CONSISTING OF: (1) ORGANIC AMINE AND AMMONIUM SALTS OF UNSATURATED POLYCARBOXIC ACID ANHYDRIDE ADDUCTS OF BUTADIENE POLYMERS, SAID BUTADIENE POLYMERS HAVING A MOLECULAR WEIGHT RANGING FROM ABOUT 300 TO 4,000, (2) THE MONOAMIDE PARTIAL ORGANIC AMINE SALTS OF SAID ADDUCTS WHEREIN SAID ORGANIC AMIDE CONTAINS A PRIMARY OR SECONDAY ORGANIC GROUP, AND (3) THE PARTIAL ORGANIC ESTER-PARTIAL ORGANIC AMINE AND AMMONIUM SALTS OF SAID ADDUCTS; SAID SALTS HAVING A MOLECULAR WEIGHT RANGING FROM ABOUT 500 TO ABOUT 6,000; AND DRYING SAID SIZED GLASS FIBERS.
Claim 2
Independent Claim
113 words
A METHOD FOR TREATING GLASS FIBERS WHICH COMPRISES APPLYING TO SAID FIBERS AN AQUEOUS SIZING COMPOSITION CONTAINING A WATER-SOLUBLE BINDER COMPRISING A POLYMER ADDUCT SALT SELECTED FROM THE GROUP CONSISTING OF: (1) ORGANIC AMINE AND AMMONIUM SALTS OF UNSATURATED POLYCARBOXIC ACID ANHYDRIDE ADDUCTS OF BUTADIENE POLYMERS, SAID BUTADIENE POLYMERS HAVING A MOLECULAR WEIGHT RANGING FROM ABOUT 300 TO 4,000, (2) THE MONOAMIDE PARTIAL ORGANIC AMINE SALTS OF SAID ADDUCTS WHEREIN SAID ORGANIC AMIDE CONTAINS A PRIMARY OR SECONDAY ORGANIC GROUP, AND (3) THE PARTIAL ORGANIC ESTER-PARTIAL ORGANIC AMINE AND AMMONIUM SALTS OF SAID ADDUCTS; SAID SALTS HAVING A MOLECULAR WEIGHT RANGING FROM ABOUT 500 TO ABOUT 6,000; AND DRYING SAID SIZED GLASS FIBERS.
References Cited (Backward Citations)
US2884394A
Cited
US3097963A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |