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US3586699A Expired / Lapsed US ⏱️ 0.0 years remaining

Succinimidoalkylsilanes and siloxanes

Assignee: General Electric Co
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Filing: 1968-10-24
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Granted: 1971-06-22
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Expires: 1988-10-24
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Abstract

Abstract RADICALS, WHERE Y IS A MEMBER SELECTED FROM THE CLASS CONSISTING OF HYDROGEN, HALOGEN AND METHYL, M IS AN INTEGER EQUAL TO FROM 1 TO 2, INCLUSIVE, AND N IS AN INTEGER EQUAL TO FROM 2 TO 3, INCLUSIVE, ARE PREPARED BY FIRST REACTING AN N-VINYL-N-ALLYL SUCCINIMIDE OR GLUTARIMIDE WITH A SILANE CONTAINING SILICON-BONDED HYDROGENS AND THEN CONVERTING THE SILANES TO SILOXANE HOMOPOLYMERS AND COPOLYMERS. THESE SILOXANES ARE USEFUL IN THE PREPARATION OF SILICONE FLUIDS AND ELASTOMERS HAVING IMPROVED RESISTANCE TO HYDROCARBON SOLVENTS. -(CH2)N-N<(-CO-C(-Y)2-(C(-Y)2)M-CO-) SILANES AND SILOXANES CONTAINING SILICON-BONDED

Inventors

  • 👤 Tse C Wu

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 22:00
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/22; C08G77/26; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C07F7/12; C07F7/18; C07F7/1804; C07F7/21

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1974-06-21 1974-12-21 1975-06-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-06-21 1978-12-21 1979-06-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-06-21 1982-12-21 1983-06-22 $7700.00 Window Closed / Lapsed

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