US3796776A
Expired / Lapsed
US
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Vinyl chloride polymer blended with a cross-linked vinyl chloride polymer
Assignee: Mitsubishi Chemical Corp
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Filing: 1971-07-15
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Granted: 1974-03-12
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Expires: 1991-07-15
Abstract
Abstract IT HAS BEEN FOUND THAT PROCESSABILITIES OF VINYL CHLORIDE POLYMER OR COPOLYMER CAN BE IMPROVED, WITHOUT AFFECTING THE SURVACE CHARACTERISTICS AND MECHANICAL PROPERTIES THEREOF, BY THE INCORPORATION OF 0.1 TO 20% BY WEIGHT OF A CROSS-LINKED VINYL CHLORIDE COPOLYMER.
Inventors
- 👤 I Sasaki
- 👤 F Ide
- 👤 T Kodama
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:27
CPC Classifications
C; C08; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/06; C08L2205/00; C08L2205/02
Claims Analysis
Total Claims: 0
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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) | 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 |