US3096226A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aqueous composition of phenol-aldehyde condensate and method of bonding materials with same
Assignee: Honeywell International Inc
•
Filing: 1961-02-23
•
Granted: 1963-07-02
•
Expires: 1981-02-23
Abstract
No abstract record available.
Inventors
- 👤 Clarence W Spilker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:46
CPC Classifications
C; C09; C09J; C09J161/00; C09J161/04; C09J161/06; C08; C08G; C08G8/00; C08G8/04; C08G8/08; C08G8/10; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31942; Y10T428/31949; Y10T428/31957; Y10T428/3196
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
IN THE METHOD OF BONDING COMPRISING FORMING AN ASSEMBLY OF THE MATERIALS TO BE BONDED IN WHICH AT LEAST ONE SURFACE IN CONTACT WITH AN ADJACENT SURFACE OF THE MATERIALS IN SAID ASSEMBLY IS COATED WITH A BONDING COMPOSITION, AND HEATING THE ASSEMBLY AT ELEVATED TEMPERATURES FOR SUFFICIENT TIME TO CONVERT THE BONDING COMPOSITION TO THE INFUSIBLE STATE, THE STEP WHICH COMPRISES EMPLOYING THEREIN A BONDING COMPOSITION CONTAINING (A) 40 TO 70 PARTS BY WEIGHT OF A PHENOL AND FORMALDEHYDE CONDENSATION PRODUCT HAVING AN AVERAGE MOLECULAR WEIGHT WITHIN THE RANGE OF ABOUT 124 TO 316; (B) 15 TO 45 PARTS BY WEIGHT FREE FORMALDEHYDE; (C) 20 TO 65 PARTS BY WEIGHT FREE PHENOL; AND 10 TO 160 PARTS BY WEIGHT WATER, THE RATIO OF FREE FORMALDEHYDE TO FREE PHENOL BEING WITHIN THE RANGE OF ABOUT 1.8 MOLS TO 2.5 MOLS OFF FREE FORMALDEHYDE TO FREE PHENOL, (D) 0.02 TO 0.2 MOL PER MOL OF TOTAL PHENOL OF ACTIVATING AGENT SELECTED FROM THE GROUP OF SODIUM CARBONATE, POTASSIUM CARBONATE AND ETHLENEDIAMINE, SAID COMPOSITION HAVING A PH WITHIN THE RANGE OF ABOUT PH 8 TO PH 11.5.
Claim 2
Dependent Claim
185 words
IN THE METHOD OF BONDING COMPRISING FORMING AN ASSEMBLY OF THE MATERIALS TO BE BONDED IN WHICH AT LEAST ONE SURFACE IN CONTACT WITH AN ADJACENT SURFACE OF THE MATERIALS IN SAID ASSEMBLY IS COATED WITH A BONDING COMPOSITION, AND HEATING THE ASSEMBLY AT ELEVATED TEMPERATURES FOR SUFFICIENT TIME TO CONVERT THE BONDING COMPOSITION TO THE INFUSIBLE STATE, THE STEP WHICH COMPRISES EMPLOYING THEREIN A BONDING COMPOSITION CONTAINING (A) 40 TO 70 PARTS BY WEIGHT OF A PHENOL AND FORMALDEHYDE CONDENSATION PRODUCT HAVING AN AVERAGE MOLECULAR WEIGHT WITHIN THE RANGE OF ABOUT 124 TO 316; (B) 15 TO 45 PARTS BY WEIGHT FREE FORMALDEHYDE; (C) 20 TO 65 PARTS BY WEIGHT FREE PHENOL; AND 10 TO 160 PARTS BY WEIGHT WATER, THE RATIO OF FREE FORMALDEHYDE TO FREE PHENOL BEING WITHIN THE RANGE OF ABOUT 1.8 MOLS TO 2.5 MOLS OFF FREE FORMALDEHYDE TO FREE PHENOL, (D) 0.02 TO 0.2 MOL PER MOL OF TOTAL PHENOL OF ACTIVATING AGENT SELECTED FROM THE GROUP OF SODIUM CARBONATE, POTASSIUM CARBONATE AND ETHLENEDIAMINE, SAID COMPOSITION HAVING A PH WITHIN THE RANGE OF ABOUT PH 8 TO PH 11.5.
References Cited (Backward Citations)
US2635066A
Cited
US2940954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |