Patent US3299176A successfully refreshed from Google Patents.
US3299176A
Expired / Lapsed
US
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Compatible blends of 1-olefins
Assignee: EIDP Inc
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Filing: 1963-06-24
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Granted: 1967-01-17
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Expires: 1983-06-24
Abstract
No abstract record available.
Inventors
- 👤 Longworth Ruskin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:02
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08F; C08F255/00; C08L23/10; C08L23/18; C08L51/00; C08L51/06; Y; Y10; Y10S; Y10S260/00; Y10S260/35; Y10S8/00; Y10S8/09; Y10S8/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
THE METHOD OF COMPATIBILIZING DIFFERENT THERMOPLASTIC 1-MONO-OLEFIN POLYMERS WHICH COMPRISES CHEMICALLY INCORPORATIONG BY MELT GRAFTING IN THE PRESENCE OF OXYGEN FROM 0.1 TO 0.5% BY WEIGHT OF AN ETHYLENICALLY UNSATURATED CARBOXYLIC ACID HAVING FROM 3 TO 20 CARBON ATOMS IN AT LEAST ONE THERMOPLASTIC COMPONENT, CHEMICALLY INCORPORATING BY MELT GRAFTIN IN THE PRESENCE OF OXYGEN FROM 0.1 TO 0.5% BY WEIGHT OF AN ETHYLENICALLY UNSATAURATED TERTIARY AMINE HAVING FROM 4 TO 20 CARBON ATOMS IN THE REMAINING COMPONENTS, AND THEREAFTER INTIMATELY BLENDING THE COMPONENTS.
Claim 2
Independent Claim
84 words
THE METHOD OF COMPATIBILIZING DIFFERENT THERMOPLASTIC 1-MONO-OLEFIN POLYMERS WHICH COMPRISES CHEMICALLY INCORPORATIONG BY MELT GRAFTING IN THE PRESENCE OF OXYGEN FROM 0.1 TO 0.5% BY WEIGHT OF AN ETHYLENICALLY UNSATURATED CARBOXYLIC ACID HAVING FROM 3 TO 20 CARBON ATOMS IN AT LEAST ONE THERMOPLASTIC COMPONENT, CHEMICALLY INCORPORATING BY MELT GRAFTIN IN THE PRESENCE OF OXYGEN FROM 0.1 TO 0.5% BY WEIGHT OF AN ETHYLENICALLY UNSATAURATED TERTIARY AMINE HAVING FROM 4 TO 20 CARBON ATOMS IN THE REMAINING COMPONENTS, AND THEREAFTER INTIMATELY BLENDING THE COMPONENTS.
References Cited (Backward Citations)
GB814393A
Cited
US3236914A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |