US3014007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition comprising an epoxy resin, an aniline-formaldehyde resin, a liquid polysulfide polymer and a phenolic curing accelerator
Assignee: Hexion Inc
•
Filing: 1958-11-03
•
Granted: 1961-12-19
•
Expires: 1978-11-03
Abstract
No abstract record available.
Inventors
- 👤 John S King
- 👤 Mcdowall Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:39
CPC Classifications
C; C08; C08L; C08L63/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A ROOM-TEMPERATURE-CURING EPOXIDE RESIN COMPOSITION COMPRISING A HOMOGENEOUS MIXTURE OF A GLYCIDYL ETHER OF A POLYHYDRIC PHENOL HAVING AT LEAST ONE 1,2-EPOXY GROUP TO THE MOLECULE OF THE ETHER, AN ANILINE FORMALDEHYDE RESIN HAVING THEREIN 0.5-1.5 MOLES OF FORMALDEHYDE TO 1 MOLE OF ANILINE, A LIQUID POLYSULFIDE POLYMER THAT IS A BIFUNCTIONAL MERCAPTAN, AND AN ACCELERATOR OF CURING OF THE SAID COMPOSITION SELECTED FROM THE GROUP CONSISTING OF PHENOL, M-XYLENOL, P-XYLENOL, M-CRESOL, RESORCINOL, PENTACHLOROPHENOL, ALPHA-PHENYLPHENOL, PYROGALLOL, CATECHOL, PHLOROGLUCINOL, AND PHENOL-SULFONIC ACID, THE PROPORTIONS BY WEIGHT BEING 20-50 PARTS OF THE ANILINE-FORMALDEHYDE RESIN FOR 100 PARTS OF THE GLYCIDYL ETHER AND, FOR 100 PARTS OF THE ANILINE-FORMALDEHYDE RESIN, 3-100 PARTS OF THE SAID ACCELERATOR AND 14-270 PARTS OF THE POLYSULFIDE.
Claim 2
Dependent Claim
119 words
A ROOM-TEMPERATURE-CURING EPOXIDE RESIN COMPOSITION COMPRISING A HOMOGENEOUS MIXTURE OF A GLYCIDYL ETHER OF A POLYHYDRIC PHENOL HAVING AT LEAST ONE 1,2-EPOXY GROUP TO THE MOLECULE OF THE ETHER, AN ANILINE FORMALDEHYDE RESIN HAVING THEREIN 0.5-1.5 MOLES OF FORMALDEHYDE TO 1 MOLE OF ANILINE, A LIQUID POLYSULFIDE POLYMER THAT IS A BIFUNCTIONAL MERCAPTAN, AND AN ACCELERATOR OF CURING OF THE SAID COMPOSITION SELECTED FROM THE GROUP CONSISTING OF PHENOL, M-XYLENOL, P-XYLENOL, M-CRESOL, RESORCINOL, PENTACHLOROPHENOL, ALPHA-PHENYLPHENOL, PYROGALLOL, CATECHOL, PHLOROGLUCINOL, AND PHENOL-SULFONIC ACID, THE PROPORTIONS BY WEIGHT BEING 20-50 PARTS OF THE ANILINE-FORMALDEHYDE RESIN FOR 100 PARTS OF THE GLYCIDYL ETHER AND, FOR 100 PARTS OF THE ANILINE-FORMALDEHYDE RESIN, 3-100 PARTS OF THE SAID ACCELERATOR AND 14-270 PARTS OF THE POLYSULFIDE.
References Cited (Backward Citations)
GB730670A
Cited
US2703765A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-18 | 1965-06-19 | 1965-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-18 | 1969-06-19 | 1969-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-18 | 1973-06-19 | 1973-12-19 | $7700.00 | Window Closed / Lapsed |