Patent US3762979A successfully refreshed from Google Patents.
US3762979A
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Vinylidene chloride-vinyl chloride copolymer compositions for use as an adhesive seam in fabric construction
Assignee: Dow Chemical Co
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Filing: 1971-08-19
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Granted: 1973-10-02
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Expires: 1991-08-19
Abstract
Abstract This invention is directed to compositions of normally crystalline copolymers of vinylidene chloride and vinyl chloride containing small amounts of a polycaprolactone resin, which compositions are particularly suited for use as an adhesive seam in fabric construction, e.g., in the dielectric bonding of woven or nonwoven fabric materials.
Inventors
- 👤 P Hanel
- 👤 G Becker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:33
CPC Classifications
D; D06; D06M; D06M23/00; D06M23/16; D06M23/18; C; C08; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/08; C09; C09J; C09J127/00; C09J127/02; C09J127/04; C09J127/08; D04; D04H; D04H1/00; D04H1/40; D04H1/54; D06M17/00; D06M17/04; C08L2666/00; C08L2666/02; C08L2666/14
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
12 words
The process of claim 1 wherein said copolymer is in fiber form.
Claim 2
Dependent Claim
15 words
The process of claim 1 wherein said polycaprolactone has a molecular weight of about 40,000.
Claim 3
Dependent Claim
15 words
The process of claim 1 wherein said polycaprolactone has a molecular weight of about 15,000.
Claim 4
Dependent Claim
19 words
The process of claim 1 wherein said filament or film strip is melted by application of dielectric heating thereto.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-10-01 | 1977-04-02 | 1977-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-01 | 1981-04-02 | 1981-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-01 | 1985-04-02 | 1985-10-02 | $7700.00 | Window Closed / Lapsed |