Patent US3816282A successfully refreshed from Google Patents.
US3816282A
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Radiation induced polymerization of polysiloxanes
Assignee: General Electric Co
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Filing: 1973-01-26
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Granted: 1974-06-11
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Expires: 1993-01-26
Abstract
Abstract A room temperature vulcanizable silicone rubber composition comprising a polydiorganosiloxane, a mercaptopolysiloxane and a free radical source which composition cures in the presence of radiation.
Inventors
- 👤 R Viventi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:33
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/28; B; B01; B01J; B01J19/00; B01J19/08; B01J19/081; C08L; C08L83/00; C08L83/04; C08G; C08G77/00; C08G77/04; C08G77/20; C08G77/22; C08G77/24; C08G77/28; C08G77/70; C08J2383/00; C08J2383/04; Y; Y10; Y10S; Y10S528/00; Y10S528/901
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
106 words
A process for preparing a silicone rubber composition which is curable at room temperature comprising a. mixing an organopolysiloxane having a viscosity of 100 to 100,000 centipoise at 25*C consisting essentially of silicone atoms, oxygen atoms and organic groups selected from the class consisting of alkyl radical, halogenated alkyl radicals, aryl radicals, halogenated aryl radicals, and vinyl radicals, where up to 34 mole per cent of the organic radicals, and having 0.1 to 2.0 mole per cent of the organic groups of polysiloxane-bonded vinyl radicals, there being from 1.98 to 2.05 organic groups per silicone atom, with an organopolysiloxane fluid having mercaptoalkyl substituents of the formula,
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) | 1977-06-10 | 1977-12-10 | 1978-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-06-10 | 1981-12-10 | 1982-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-06-10 | 1985-12-10 | 1986-06-11 | $7700.00 | Window Closed / Lapsed |