US3296182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organopolysiloxane elastomers and articles produced therefrom
Assignee: Union Carbide Corp
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Filing: 1964-05-05
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Granted: 1967-01-03
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Expires: 1984-05-05
Abstract
No abstract record available.
Inventors
- 👤 Fekete Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:52
CPC Classifications
C; C08; C08K; C08K13/00; C08K13/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A HEAT-CURABLE COMPOISITION OF MATTER SUITABLE FOR USE IN THE PRODUCTION OF DIORGANOPOLYSILOXANE ELASTOMERS WHICH COMPRISES (1) A LINEAR DIORGANOPOLYSILOXANE GUM, (2) AT LEAST ONE COMPOUND SELECTED FROM THE CLASS CONSISTING OF SILICON COMPOUNDS CONTAING AT LEAST ONE SILICONBONDED ALKOXY GROUP AND SILICON COMPOUNDS CONTAINING AT LEAST ONE SILICON-BONDED HYDROXY GROUP IN A TOTAL AMOUNT OF FROM ABOUT ONE PART BY WEIGHT TO ABOUT 100 PARTS BY WEIGHT TO 100 PARTS BY WEIGHT OF SAID GUM, SAID SILICON COMPOUNDS BEING SELECTED FROM THE CLASS CONSISTING OF SILANES, SILICATES, POLYSILICATES AND ORGANOPOLYSILOXANE OILS (3) A REINFORCING AMOUNT OF A FILLER SELECTED FROM THE CLASS CNSISTING OF FINELY-DIVIDED SILICA FILLERS, REINFORCING CARBON BLACK FILLERS, AND MIXTURES OF SAID SILICA AND SAID CARBON BLACK FILLERS, (4) A TITANIUM ORTHO ESTER HAVING THE FORMULA TI(OR'')4 WHEREIN R'' IS AN ALKYL GROUP CONTAIING FROM 1 TO 18 CARBON ATOMS, AND (5) AN ORGANIC PEROXIDE CURING CATALYST.
Claim 2
Dependent Claim
151 words
A HEAT-CURABLE COMPOISITION OF MATTER SUITABLE FOR USE IN THE PRODUCTION OF DIORGANOPOLYSILOXANE ELASTOMERS WHICH COMPRISES (1) A LINEAR DIORGANOPOLYSILOXANE GUM, (2) AT LEAST ONE COMPOUND SELECTED FROM THE CLASS CONSISTING OF SILICON COMPOUNDS CONTAING AT LEAST ONE SILICONBONDED ALKOXY GROUP AND SILICON COMPOUNDS CONTAINING AT LEAST ONE SILICON-BONDED HYDROXY GROUP IN A TOTAL AMOUNT OF FROM ABOUT ONE PART BY WEIGHT TO ABOUT 100 PARTS BY WEIGHT TO 100 PARTS BY WEIGHT OF SAID GUM, SAID SILICON COMPOUNDS BEING SELECTED FROM THE CLASS CONSISTING OF SILANES, SILICATES, POLYSILICATES AND ORGANOPOLYSILOXANE OILS (3) A REINFORCING AMOUNT OF A FILLER SELECTED FROM THE CLASS CNSISTING OF FINELY-DIVIDED SILICA FILLERS, REINFORCING CARBON BLACK FILLERS, AND MIXTURES OF SAID SILICA AND SAID CARBON BLACK FILLERS, (4) A TITANIUM ORTHO ESTER HAVING THE FORMULA TI(OR'')4 WHEREIN R'' IS AN ALKYL GROUP CONTAIING FROM 1 TO 18 CARBON ATOMS, AND (5) AN ORGANIC PEROXIDE CURING CATALYST.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-02 | 1970-07-04 | 1971-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-02 | 1974-07-04 | 1975-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-02 | 1978-07-04 | 1979-01-03 | $7700.00 | Window Closed / Lapsed |