US3796775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding compositions having improved environmental stress-crack resistance and low-temperature impact strength
Assignee: BASF SE
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Filing: 1971-10-22
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Granted: 1974-03-12
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Expires: 1991-10-22
Abstract
Abstract COMPOSITIONS OF MATTER HAVING IMPROVED ENVIRONMENTAL STRESS-CRACK RESISTANCE AND LOW-TEMPERATURE IMPACT STRENGTH COMPRISING (A) POLYETHYLENE, (B) POLYISOBUTYLENE OR ETHYLENE COPOLYMERS AND (C) N,N''-DISTEAROYLETHYLENEDIAMINE. THE COMPOSITIONS ARE USED FOR ELECTRICAL INSULATING PURPOSES AND THE PRODUCTION OF MOLDINGS.
Inventors
- 👤 P Bauer
- 👤 R Glaser
- 👤 J Schmidtchen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:02
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/20; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/06; C08L23/08; C08L23/0846; C08L23/0853; C08L23/18; C08L23/20; C08L23/22
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-03-11 | 1977-09-10 | 1978-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-11 | 1981-09-10 | 1982-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-11 | 1985-09-10 | 1986-03-12 | $7700.00 | Window Closed / Lapsed |