← Back to Patent Explorer
US3843529A Expired / Lapsed US ⏱️ 0.0 years remaining

Metal working lubricant compositions

Assignee: Dow Silicones Corp
•
Filing: 1972-08-10
•
Granted: 1974-10-22
•
Expires: 1992-08-10
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract RADICAL. -(CH2)2-NH2(+)-CH2-(1,4-PHENYLENE)-CH=CH2 CL(-) RADICAL AND THE THE -(CH2)2-N(+)(-CH3)2-CH2-CH2-OOC-C(-CH3)=CH2 CL(-) 1. A LUBRIANT COMPOSITION CONSISTING ESSENTIALLY OF (A) ABOUT 50 TO 75 PERCENT BY WEIGHT OF A MIXTURE OF SOLID LUBRIANT PARTICLES, THE MIXTURE CONTAINING FROM ABOUT 50 TO 80 WEIGHT PERCENT MOLYBDENUM DISULPHIDE, THE REMAINDER BEING GRAPHITE; AND (B) ABOUT 25 TO 50 PERCENT BY WEIGHT OF A BINDER CONSISTING ESSENTIALLY OF ABOUT 40 TO 60 WEIGHT PERCENT CARBOXYMETHYLCELLULOSE AND ABOUT 40 TO 60 WEIGHT PERCENT OF AN AMINE-FUNCTIONAL SILANE OF THE FORMULA (RO)3SI$CH2$3NHR'', HYDDROLYZATES AND PARTIAL CONDENSATES THEROF IN WHICH R IS AN ALKYL RADICAL CONTAINING FROM 1 TO 4 INCLUSIVE CARBON ATOMS; AND R'' IS SELECTED FROM THE GROUP CONSISTING OF THE HYDROGEN ATOM, THE $CH2$2NH2 RADICAL,

Inventors

  • 👤 R Bertrand

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 23:04
CPC Classifications
C; C10; C10M; C10M7/00; C10M2201/00; C10M2201/02; C10M2201/04; C10M2201/041; C10M2201/042; C10M2201/06; C10M2201/065; C10M2201/066; C10M2201/10; C10M2201/102; C10M2201/103; C10M2209/00; C10M2209/12; C10M2227/00; C10M2227/04; C10M2229/00; C10M2229/04; C10M2229/05; C10M2229/052; C10N; C10N2040/00; C10N2040/20; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/015; C10N2050/02; C10N2050/08; C10N2050/10; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31663; Y10T428/31678; Y10T428/31703

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 109 words
A LUBRIANT COMPOSITION CONSISTING ESSENTIALLY OF (A) ABOUT 50 TO 75 PERCENT BY WEIGHT OF A MIXTURE OF SOLID LUBRIANT PARTICLES, THE MIXTURE CONTAINING FROM ABOUT 50 TO 80 WEIGHT PERCENT MOLYBDENUM DISULPHIDE, THE REMAINDER BEING GRAPHITE; AND (B) ABOUT 25 TO 50 PERCENT BY WEIGHT OF A BINDER CONSISTING ESSENTIALLY OF ABOUT 40 TO 60 WEIGHT PERCENT CARBOXYMETHYLCELLULOSE AND ABOUT 40 TO 60 WEIGHT PERCENT OF AN AMINE-FUNCTIONAL SILANE OF THE FORMULA (RO)3SI$CH2$3NHR'', HYDDROLYZATES AND PARTIAL CONDENSATES THEROF IN WHICH R IS AN ALKYL RADICAL CONTAINING FROM 1 TO 4 INCLUSIVE CARBON ATOMS; AND R'' IS SELECTED FROM THE GROUP CONSISTING OF THE HYDROGEN ATOM, THE $CH2$2NH2 RADICAL,
Claim 2
Dependent Claim 109 words
A LUBRIANT COMPOSITION CONSISTING ESSENTIALLY OF (A) ABOUT 50 TO 75 PERCENT BY WEIGHT OF A MIXTURE OF SOLID LUBRIANT PARTICLES, THE MIXTURE CONTAINING FROM ABOUT 50 TO 80 WEIGHT PERCENT MOLYBDENUM DISULPHIDE, THE REMAINDER BEING GRAPHITE; AND (B) ABOUT 25 TO 50 PERCENT BY WEIGHT OF A BINDER CONSISTING ESSENTIALLY OF ABOUT 40 TO 60 WEIGHT PERCENT CARBOXYMETHYLCELLULOSE AND ABOUT 40 TO 60 WEIGHT PERCENT OF AN AMINE-FUNCTIONAL SILANE OF THE FORMULA (RO)3SI$CH2$3NHR'', HYDDROLYZATES AND PARTIAL CONDENSATES THEROF IN WHICH R IS AN ALKYL RADICAL CONTAINING FROM 1 TO 4 INCLUSIVE CARBON ATOMS; AND R'' IS SELECTED FROM THE GROUP CONSISTING OF THE HYDROGEN ATOM, THE $CH2$2NH2 RADICAL,

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) 1977-10-21 1978-04-22 1978-10-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-10-21 1982-04-22 1982-10-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-10-21 1986-04-22 1986-10-22 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag