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US3851017A Expired / Lapsed US ⏱️ 0.0 years remaining

Thixotropic anaerobic composition

Assignee: Henkel Loctite Corp
•
Filing: 1972-06-14
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Granted: 1974-11-26
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Expires: 1992-06-14
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Abstract

Abstract 1. A THIXOTROPIC LIQUID ANAEROBIC COMPOSITION WHICH COMPRISES A POLYMERIZABLE ACRYLATE ESTER MONOMER, A PEROXY POLYMERIZATION INITIATOR CAPABLE OF POLYMERIZING SAID MONOMER IN THE SUBSTANTIAL ABSENCE OF OXYGEN, AND FROM ABOUT 5% TO ABOUT 60% BY WEIGHT OF AN ORGANIC THIXOTROPIC AGENT COMPRISING FINELY POWERED POLYETHYLENE SUBSTANTIALLY INSOLUBLE IN THE BALANCE OF THE ANAEROBIC COMPOSITION, SAID THIXOTROPIC AGENT BEING USED IN AN AMOUNT SUFFICIENT TO PRODUCE A BROOKFIELD BISCOSITY AT 21/2 REVOLUTIONS PER MINUTE OF AT LEAST ABOUT 5000 CENTIPOISE, SAID BROOKFIELD VISCOSITY AT 21/2 REVOLUTIONS PER MINUTE BEING AT LEAST ABOUT 50% GREATER THAN THE BROOKFIELD VISCOSITY AT 20 REVOLUTIONS PER MINUTE.

Inventors

  • 👤 G Werber

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 03:01
CPC Classifications
C; C08; C08F; C08F222/00; C08F222/10; C08F222/1006; C08F222/102; C09; C09J; C09J4/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 102 words
A THIXOTROPIC LIQUID ANAEROBIC COMPOSITION WHICH COMPRISES A POLYMERIZABLE ACRYLATE ESTER MONOMER, A PEROXY POLYMERIZATION INITIATOR CAPABLE OF POLYMERIZING SAID MONOMER IN THE SUBSTANTIAL ABSENCE OF OXYGEN, AND FROM ABOUT 5% TO ABOUT 60% BY WEIGHT OF AN ORGANIC THIXOTROPIC AGENT COMPRISING FINELY POWERED POLYETHYLENE SUBSTANTIALLY INSOLUBLE IN THE BALANCE OF THE ANAEROBIC COMPOSITION, SAID THIXOTROPIC AGENT BEING USED IN AN AMOUNT SUFFICIENT TO PRODUCE A BROOKFIELD BISCOSITY AT 21/2 REVOLUTIONS PER MINUTE OF AT LEAST ABOUT 5000 CENTIPOISE, SAID BROOKFIELD VISCOSITY AT 21/2 REVOLUTIONS PER MINUTE BEING AT LEAST ABOUT 50% GREATER THAN THE BROOKFIELD VISCOSITY AT 20 REVOLUTIONS PER MINUTE.
Claim 2
Dependent Claim 102 words
A THIXOTROPIC LIQUID ANAEROBIC COMPOSITION WHICH COMPRISES A POLYMERIZABLE ACRYLATE ESTER MONOMER, A PEROXY POLYMERIZATION INITIATOR CAPABLE OF POLYMERIZING SAID MONOMER IN THE SUBSTANTIAL ABSENCE OF OXYGEN, AND FROM ABOUT 5% TO ABOUT 60% BY WEIGHT OF AN ORGANIC THIXOTROPIC AGENT COMPRISING FINELY POWERED POLYETHYLENE SUBSTANTIALLY INSOLUBLE IN THE BALANCE OF THE ANAEROBIC COMPOSITION, SAID THIXOTROPIC AGENT BEING USED IN AN AMOUNT SUFFICIENT TO PRODUCE A BROOKFIELD BISCOSITY AT 21/2 REVOLUTIONS PER MINUTE OF AT LEAST ABOUT 5000 CENTIPOISE, SAID BROOKFIELD VISCOSITY AT 21/2 REVOLUTIONS PER MINUTE BEING AT LEAST ABOUT 50% GREATER THAN THE BROOKFIELD VISCOSITY AT 20 REVOLUTIONS PER MINUTE.

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) 1977-11-25 1978-05-27 1978-11-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-11-25 1982-05-27 1982-11-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-11-25 1986-05-27 1986-11-26 $7700.00 Window Closed / Lapsed

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