US3146799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-sensitive organopolysiloxane elastomers and articles produced therefrom
Assignee: Union Carbide Corp
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Filing: 1961-03-28
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Granted: 1964-09-01
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Expires: 1981-03-28
Abstract
No abstract record available.
Inventors
- 👤 Fekete Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:11
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/38; C08K5/00; C08K5/55; Y; Y10; Y10S; Y10S428/00; Y10S428/906; Y10T; Y10T428/00; Y10T428/13; Y10T428/1303; Y10T428/1352; Y10T428/1379; Y10T428/1386; Y10T428/139; Y10T428/1393; Y10T428/28; Y10T428/2839; Y10T428/2852; Y10T428/2857; Y10T428/31504; Y10T428/31551; Y10T428/31609; Y10T428/31612; Y10T428/31652; Y10T428/31663; Y10T428/31844; Y10T428/31848; Y10T428/31851
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
185 words
A COMPOSITION OF MATTER SUITABLE FOR USE IN THE PRODUCTION OF ORGANOPOLYSILOXANE ELASTOMERS WHICH CONSISTS ESSENTIALLY OF (1) A LINEAR DIORGANOPOLYSILOXANE GUM, (2) AT LEAST ONE COMPOUND SELECTED FROM THE CLASS CONSISTING OF SILICON COMPOUNDS CONTAINING AT LEAST ONE SILICONBONDED ALKOXY GROUP AND SILICON COMPOUNDS CONTAINING AT LEAST ONE SILICON-BONDED HYDROXY GROUP IN A TOTAL AMOUNT BETWEEN ABOUT ONE PART BY WEIGHT AND ABOUT 100 PARTS BY WEIGHT PER 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 BORON-CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF BORIC ACIDS, THE ESTERS OF THE BORIC ACIDS, BORON ANHYDRIDGE, THE BRON HYDRIDES, BORON COMPLEXES FORMED BY THE REACTION OF A BORON HYDRIDE WITH A COMPOUND SELECTED FROM THE CLASS CONSISTING OF AMMONIA AND ORGANIC AMINES, ALKALI METAL DERIVATIVES OF BORIC ACIDS AND ALKALINE EARTH METAL DERIVATIVES OF BORIC ACIDS IN AN AMOUNT BETWEEN ABOUT 0.05 PART BY WEIGHT AND ABOUT 10 PARTS BY WEIGHT PER 100 PARTS BY WEIGHT OF SAID GUM, (4) A FILLER, AND (5) AN ORGANIC PEROXIDE CURING CATALYST.
Claim 2
Dependent Claim
185 words
A COMPOSITION OF MATTER SUITABLE FOR USE IN THE PRODUCTION OF ORGANOPOLYSILOXANE ELASTOMERS WHICH CONSISTS ESSENTIALLY OF (1) A LINEAR DIORGANOPOLYSILOXANE GUM, (2) AT LEAST ONE COMPOUND SELECTED FROM THE CLASS CONSISTING OF SILICON COMPOUNDS CONTAINING AT LEAST ONE SILICONBONDED ALKOXY GROUP AND SILICON COMPOUNDS CONTAINING AT LEAST ONE SILICON-BONDED HYDROXY GROUP IN A TOTAL AMOUNT BETWEEN ABOUT ONE PART BY WEIGHT AND ABOUT 100 PARTS BY WEIGHT PER 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 BORON-CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF BORIC ACIDS, THE ESTERS OF THE BORIC ACIDS, BORON ANHYDRIDGE, THE BRON HYDRIDES, BORON COMPLEXES FORMED BY THE REACTION OF A BORON HYDRIDE WITH A COMPOUND SELECTED FROM THE CLASS CONSISTING OF AMMONIA AND ORGANIC AMINES, ALKALI METAL DERIVATIVES OF BORIC ACIDS AND ALKALINE EARTH METAL DERIVATIVES OF BORIC ACIDS IN AN AMOUNT BETWEEN ABOUT 0.05 PART BY WEIGHT AND ABOUT 10 PARTS BY WEIGHT PER 100 PARTS BY WEIGHT OF SAID GUM, (4) A FILLER, AND (5) AN ORGANIC PEROXIDE CURING CATALYST.
Claim 3
Dependent Claim
173 words
A COMPOSITE ARTICLE COMPRISING A SOLID MATERIAL HAVING BONDED DIRECTLY TO A SURFACE THEREOF A PRESSURESENSITIVE ORGANOPOLYSILOXANE ELASTOMER, SAID ELASTOMER BEING THE CURED PRODUCT OF AN ORGANOPOLYSILOXANE FORMULATION CONSISTING ESSENTIALLY OF (1) A LINEAR DIORGANOPOLYSILOXANE GUM, (2) AN ALKOXY END-BLOCKED DIHYDROCARBONSUBSTITUTED POLYSILOXANE OIL IN AN AMOUNT BETWEEN ABOUT ONE PART BY WEIGHT AND ABOUT 100 PARTS BY WEIGHT PER 100 PARTS BY WEIGHT OF SAID GUM, (3) A BORON-CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE BORIC ACIDS, THE ESTERS OF BORIC ACID, BORON ANHYDRIDE, THE BORON HYDRIDES, BORON COMPLEXES FORMED BY THE REACTION OF A BORON HYDRIDE WITH A COMPOUND SELECTED FROM THE CLASS CONSISTING OF AMMONIA AND ORGANIC AMINES, ALKALI METAL DERIVATIVES OF BORIC ACIDS AND ALKALINE EARTH METAL DERIVATIVES OF BORIC ACIDS IN AN AMOUNT BETWEEN ABOUT 0.05 PART BY WEIGHT OF ABOUT 10 PARTS BY WERIGHNT PER 100 PARTS BY WEIGHT OF SAID GUM, (4) A FILLER SELECTED FROM THE CLASS CONSISTING OF SILICA, CALCIUM CARBONATE, IRON OXIDE AND CARBON BLACK AND (5) AN ORGANIC PEROXIDE CURING CATALYST.
Claim 4
Dependent Claim
173 words
A COMPOSITE ARTICLE COMPRISING A SOLID MATERIAL HAVING BONDED DIRECTLY TO A SURFACE THEREOF A PRESSURESENSITIVE ORGANOPOLYSILOXANE ELASTOMER, SAID ELASTOMER BEING THE CURED PRODUCT OF AN ORGANOPOLYSILOXANE FORMULATION CONSISTING ESSENTIALLY OF (1) A LINEAR DIORGANOPOLYSILOXANE GUM, (2) AN ALKOXY END-BLOCKED DIHYDROCARBONSUBSTITUTED POLYSILOXANE OIL IN AN AMOUNT BETWEEN ABOUT ONE PART BY WEIGHT AND ABOUT 100 PARTS BY WEIGHT PER 100 PARTS BY WEIGHT OF SAID GUM, (3) A BORON-CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE BORIC ACIDS, THE ESTERS OF BORIC ACID, BORON ANHYDRIDE, THE BORON HYDRIDES, BORON COMPLEXES FORMED BY THE REACTION OF A BORON HYDRIDE WITH A COMPOUND SELECTED FROM THE CLASS CONSISTING OF AMMONIA AND ORGANIC AMINES, ALKALI METAL DERIVATIVES OF BORIC ACIDS AND ALKALINE EARTH METAL DERIVATIVES OF BORIC ACIDS IN AN AMOUNT BETWEEN ABOUT 0.05 PART BY WEIGHT OF ABOUT 10 PARTS BY WERIGHNT PER 100 PARTS BY WEIGHT OF SAID GUM, (4) A FILLER SELECTED FROM THE CLASS CONSISTING OF SILICA, CALCIUM CARBONATE, IRON OXIDE AND CARBON BLACK AND (5) AN ORGANIC PEROXIDE CURING CATALYST.
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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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |