Patent US3198766A successfully refreshed from Google Patents.
US3198766A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of silicon polymers employing unsaturated hydrocarbon monomers
Assignee: Wacker Chemie AG
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Filing: 1961-06-28
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Granted: 1965-08-03
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Expires: 1981-06-28
Abstract
No abstract record available.
Inventors
- 👤 Nitzsche Siegfried
- 👤 Muller Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:08
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/60; C08G77/62; A; A01; A01B; A01B3/00; A01B3/64; A01B3/68; B; B66; B66D; B66D1/00; B66D1/02; B66D1/14; B66D1/20; C08G77/04; C08G77/38; C08G77/48; B66D2700/00; B66D2700/01; B66D2700/0125; B66D2700/015; Y; Y10; Y10S; Y10S260/00; Y10S260/25
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
280 words
A POLYMERIZATION METHOD COMPRISING MIXING AND REACTING (1) AN ORGANIC COMPOUND CONTAINING ALIPHATIC UNSATURATION SELECTED FROM THE GROUP CONSISTING OF HYDROCARBON ALKENES AND ALKYNES, HALOGENOHYDROCARBON ALKENES AND ALKYNES, ALKENES AND ALKYNES CONTAINING CARBON, HYDROGEN AND OXYGEN ATOMS WHEREIN THE OXYGEN IS PRESENT IN A FORM SELECTED FROM THE GROUP CONSISTING OF ETHER LINKAGES, -COOH GROUPS, ANHYDRIDE GROUPS, -OH GROUPS AND ESTER GROUPS, AND ALKENES AND ALKYNES CONTAINING CARBON, HYDROGEN AND NITROGEN ATOMS, AND (2) A HYDROGEN-SILICON COMPOUND CONTAINING AT LEAST ONE HYDROGEN ATOM BONDED DIRECTLY TO SILICON IN EACH MOLECULE SELECTED FROM THE GROUP CONSISTING OF INORGANIC HYDROGEN SILANES, ORGANIC HYDROGEN SILANES, ORGANIC HYDROGEN POLYSLIANES, ORGANIC HYDROGEN POLYSILOXANES, ORGANIC HYDROGEN POLYSILCARBANES, ORGANIC HYDROGEN POLYSILAZANES AND MIXTURES OF THE FOREGOING WHERE THE ORGANIC SUBSTITUENTS ARE SELECTED FROM THE GROUP CONSISTING OF ALKYL RADICALS, CYCLOALKYL RADICALS, ARYL RADICALS, ARALKYL RADICALS, ALKARYL RADICALS, HALOARYL RADICALS, AND HALOALKYL RADICALS, IN THE PRESENCE OF (3) A COMPOUND SELECTED FROM THE GROUP CONSISTING OF (A) A METAL COMPOUND SELECTED FROM THE GROP CONSISTING OF ALKYLATES, ACYLATES, ENOLATES AND HALIDES OF TI, V, CR, ZR, NB, MO, HF, TA AND W AND (B) THOSE COMPOUNDS WHICH ARE ALTERNATIVELY SOLUBLE IN AROMATIC HYDROCARBON, ALIPHATIC HYDROCARBON AND ETHER SOLVENTS AND WETTED BY THESE SOLVENTS AND ARE UNSATURATED IN THE SENSE OF WERNER''S THEORY OF COORDINATION, SELECTED FROM THE GROUP CONSISTING OF METAL CARBONYLS, METAL SALTS OF CARBOXYLIC ACIDS, METAL HALIDE, METAL ALKYLATES, METAL ARYLATES AND METAL CHELATES OF MN, TC, RE, FE, RU, OS, CO, RH, IR, NI, PD, PT, CU, AG, AU, ZR, CD, HG, AL, GA, IN AND TE, AND (4) A METAL SELECTED FROM THE GROUP CONSISTING OF MN, OS, IR, PR, RH, PD AND AU.
Claim 2
Dependent Claim
280 words
A POLYMERIZATION METHOD COMPRISING MIXING AND REACTING (1) AN ORGANIC COMPOUND CONTAINING ALIPHATIC UNSATURATION SELECTED FROM THE GROUP CONSISTING OF HYDROCARBON ALKENES AND ALKYNES, HALOGENOHYDROCARBON ALKENES AND ALKYNES, ALKENES AND ALKYNES CONTAINING CARBON, HYDROGEN AND OXYGEN ATOMS WHEREIN THE OXYGEN IS PRESENT IN A FORM SELECTED FROM THE GROUP CONSISTING OF ETHER LINKAGES, -COOH GROUPS, ANHYDRIDE GROUPS, -OH GROUPS AND ESTER GROUPS, AND ALKENES AND ALKYNES CONTAINING CARBON, HYDROGEN AND NITROGEN ATOMS, AND (2) A HYDROGEN-SILICON COMPOUND CONTAINING AT LEAST ONE HYDROGEN ATOM BONDED DIRECTLY TO SILICON IN EACH MOLECULE SELECTED FROM THE GROUP CONSISTING OF INORGANIC HYDROGEN SILANES, ORGANIC HYDROGEN SILANES, ORGANIC HYDROGEN POLYSLIANES, ORGANIC HYDROGEN POLYSILOXANES, ORGANIC HYDROGEN POLYSILCARBANES, ORGANIC HYDROGEN POLYSILAZANES AND MIXTURES OF THE FOREGOING WHERE THE ORGANIC SUBSTITUENTS ARE SELECTED FROM THE GROUP CONSISTING OF ALKYL RADICALS, CYCLOALKYL RADICALS, ARYL RADICALS, ARALKYL RADICALS, ALKARYL RADICALS, HALOARYL RADICALS, AND HALOALKYL RADICALS, IN THE PRESENCE OF (3) A COMPOUND SELECTED FROM THE GROUP CONSISTING OF (A) A METAL COMPOUND SELECTED FROM THE GROP CONSISTING OF ALKYLATES, ACYLATES, ENOLATES AND HALIDES OF TI, V, CR, ZR, NB, MO, HF, TA AND W AND (B) THOSE COMPOUNDS WHICH ARE ALTERNATIVELY SOLUBLE IN AROMATIC HYDROCARBON, ALIPHATIC HYDROCARBON AND ETHER SOLVENTS AND WETTED BY THESE SOLVENTS AND ARE UNSATURATED IN THE SENSE OF WERNER''S THEORY OF COORDINATION, SELECTED FROM THE GROUP CONSISTING OF METAL CARBONYLS, METAL SALTS OF CARBOXYLIC ACIDS, METAL HALIDE, METAL ALKYLATES, METAL ARYLATES AND METAL CHELATES OF MN, TC, RE, FE, RU, OS, CO, RH, IR, NI, PD, PT, CU, AG, AU, ZR, CD, HG, AL, GA, IN AND TE, AND (4) A METAL SELECTED FROM THE GROUP CONSISTING OF MN, OS, IR, PR, RH, PD AND AU.
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) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |