← Back to Patent Explorer
US3759869A Expired / Lapsed US ⏱️ 0.0 years remaining

Silane substituted polydienes

Assignee: SKEIST LABOR Inc
•
Filing: 1971-09-14
•
Granted: 1973-09-18
•
Expires: 1991-09-14
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract A POLYMERIC COMPOSITION WHICH CAN BE USED TO ENHANCE THE STRENGTH OF BONDING IN FILLED AND REINFORCED POLYMER PRODUCTS, AS WELL AS ENCHANCE THE BONDING STRENGTH OF CONVENTIONAL ADHESIVES IS DISCLOSED. THE POLYMERIC COMPOSITION IS COMPRISED OF THE FOLLOWING GROUPS: -((CH2(-R))0-SI(-X)3)N, (Y)M, AND (W)P WHERE W IS AN END GROUP AND P IS AT LEAST 2, YM IS A DIVALENT RADICAL WHICH MAY BE ALKYLENE, ALKENYLENE AND ARYLALKYLENE, X IS A HALOGEN, AN ALKOXY RADICAL OR AN ACYLOXY RADICAL, R IS AN ALKYLIDENE RADICAL WHICH MAY BE SUBSTITUTED, 0 IS ZERO OR AN INTEGER FROM 2-5, AND N AND M ARE CHOSEN SO THAT THE MOLECULAR WEIGHT IS AT LEAST ABOUT 500 TO ABOUT 50,000 SO LONG AS N IS NEVER LESS THAN 1.

Inventors

  • 👤 I Skeist
  • 👤 J Miron
  • 👤 M Steinfink
  • 👤 P Bhatt
  • 👤 M Savla
  • 👤 J Robles

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 10:13
CPC Classifications
C; C08; C08K; C08K9/00; C08K9/08; C08C; C08C19/00; C08C19/25; C08L; C08L23/00; C08L23/02; C08L23/16

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

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) 1976-09-17 1977-03-19 1977-09-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-09-17 1981-03-19 1981-09-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-09-17 1985-03-19 1985-09-18 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag