Patent US3280217A successfully refreshed from Google Patents.
US3280217A
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US
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Pressure sensitive adhesive comprising (1) alkyl vinyl ether polymer (2) phenol-aldehyde resin (3) a vinyl polymerized interpolymer
Assignee: PPG Industries Inc
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Filing: 1963-05-21
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Granted: 1966-10-18
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Expires: 1983-05-21
Abstract
No abstract record available.
Inventors
- 👤 Lader William
- 👤 Donald H Zang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:38
CPC Classifications
C; C09; C09J; C09J133/00; C09J133/04; C09J133/06; C09J133/08; C09J129/00; C09J129/10; C09J161/00; C09J161/04; C09J161/06; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/04; C08L29/00; C08L29/10; C08L61/00; C08L61/04; C09J2301/00; C09J2301/30; C09J2301/302; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2804; Y10T428/2852; Y10T428/287; Y10T428/2874; Y10T428/2878; Y10T428/2891; Y10T428/31504; Y10T428/31511; Y10T428/31515; Y10T428/31522; Y10T428/31678; Y10T428/31688; Y10T428/31692; Y10T428/31826; Y10T428/31833; Y10T428/31855; Y10T428/31859; Y10T428/31877; Y10T428/3188; Y10T428/31895; Y10T428/31942; Y10T428/31949; Y10T428/31957; Y10T428/3196
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
AN ADHESIVE COMPOSITION CONSISTING ESSENTIALLY OF: (1) 100 PARTS OF A SOLID, NORMALLY TACKY POLYMER OF AN ALKYL VINYL ETHER, (2) FROM ABOUT 20 TO ABOUT 200 PARTS OF AN OIL-SOLUBLE, HEAT-HARDENABLE PHENOL-ALDEHYDE RESIN, AND (3) FROM ABOUT 30 TO ABOUT 300 PARTS OF A NORMALLY TACKY VINYL POLYMERIZED INTERPOLYMER OF MONOMERS COMPRISING (A) AT LEAST ABOUT 25 MOLE PERCENT BASED ON THE INTERPOLYMER OF AT LEAST ONE ALKYL ACRYLATE HAVING FROM ABOUT 4 TO ABOUT 15 CARBON ATOMS IN THE ALKYL GROUP, AND (B) ABOUT 1 TO ABOUT 10 MOLE PERCENT OF AT LEAST ONE POLYMERIZABLE ETHYLENICALLY UNSATURATED MONOMER HAVING A FUNCTIONAL GROUP SELECTED FROM THE CLASS CONSISTING OF HYDEOXYL, CARBOXYL, AMINO, AMIDO, N-HYDROXYAKKYLAMIDO, N-ALKOXYALKYLAMIDO, EPOXY AND NITRILO.
Claim 2
Dependent Claim
119 words
AN ADHESIVE COMPOSITION CONSISTING ESSENTIALLY OF: (1) 100 PARTS OF A SOLID, NORMALLY TACKY POLYMER OF AN ALKYL VINYL ETHER, (2) FROM ABOUT 20 TO ABOUT 200 PARTS OF AN OIL-SOLUBLE, HEAT-HARDENABLE PHENOL-ALDEHYDE RESIN, AND (3) FROM ABOUT 30 TO ABOUT 300 PARTS OF A NORMALLY TACKY VINYL POLYMERIZED INTERPOLYMER OF MONOMERS COMPRISING (A) AT LEAST ABOUT 25 MOLE PERCENT BASED ON THE INTERPOLYMER OF AT LEAST ONE ALKYL ACRYLATE HAVING FROM ABOUT 4 TO ABOUT 15 CARBON ATOMS IN THE ALKYL GROUP, AND (B) ABOUT 1 TO ABOUT 10 MOLE PERCENT OF AT LEAST ONE POLYMERIZABLE ETHYLENICALLY UNSATURATED MONOMER HAVING A FUNCTIONAL GROUP SELECTED FROM THE CLASS CONSISTING OF HYDEOXYL, CARBOXYL, AMINO, AMIDO, N-HYDROXYAKKYLAMIDO, N-ALKOXYALKYLAMIDO, EPOXY AND NITRILO.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |