US4452964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Peroxide cured urethanes for application to rim and adhesives
Assignee: Goodyear Tire and Rubber Co
•
Filing: 1983-02-07
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Granted: 1984-06-05
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Expires: 2003-02-07
Abstract
Abstract A liquefiable peroxide reactive molding composition comprising a reaction product of a polyol, an organic polyisocyanate and a hydroxyl ethylenic containing compound, said liquifiable composition having a free NCO content of less than about 0.3% by weight and an organic peroxide and being useful as an injection molding composition and as an adhesive that is essentially insensitive to atmospheric moisture.
Inventors
- 👤 Jeffrey W. Saracsan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:45
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/67; C08G18/671; C08G18/672; C09; C09J; C09J175/00; C09J175/04; C09J175/14; C09J175/16; C08G2120/00; Y; Y10; Y10S; Y10S525/00; Y10S525/92; Y10S525/937
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
56 words
A liquefiable peroxide reactive molding composition consisting essentially of a reaction product of a polyol, an organic polyisocyanate and a hydroxyl ethylenic containing compound, said liquifiable composition having a free NCO content of less than about 0.3% by weight and about 0.5 to about 5 parts of an organic peroxide per 100 parts of said composition.
Claim 2
Dependent Claim
56 words
A liquefiable peroxide reactive molding composition consisting essentially of a reaction product of a polyol, an organic polyisocyanate and a hydroxyl ethylenic containing compound, said liquifiable composition having a free NCO content of less than about 0.3% by weight and about 0.5 to about 5 parts of an organic peroxide per 100 parts of said composition.
Claim 3
Dependent Claim
18 words
The composition of claim 1 wherein the hydroxyl ethylenic compound is a hydroxyl organic substituted acrylate or methacrylate.
Claim 4
Dependent Claim
29 words
The composition of claim 2 wherein the hydroxyl organic substituted acrylate or methacrylate is a hydroxyl alkyl acrylate or methacrylate having less than 21 carbons in the alkyl radical.
Claim 5
Dependent Claim
36 words
The composition of claim 1 wherein the reaction product contains therein at least one ethylenic containing monomer in the amount of about 0.5 to about 10 parts of said monomer per 100 parts of said composition.
Claim 6
Dependent Claim
21 words
The composition of claim 4 wherein the ethylenic containing monomer is an alpha olefin containing 2 to about 20 carbon atoms.
Claim 7
Dependent Claim
23 words
The composition of claim 5 wherein the alpha olefin is selected from the class consisting of styrene, acrylonitrile, divinylbenzene, vinyl chloride and butene.
Claim 8
Dependent Claim
13 words
The composition of claim 1 containing from 1 to 300 parts of filler.
Claim 9
Dependent Claim
28 words
The composition of claim 1 containing a siliceous fiber of 0.3 to about 20 centimeters in an amount of 1 to 300 parts per 100 parts of composition.
Claim 10
Dependent Claim
58 words
A hot curing adhesive consisting essentially of a peroxide reactive composition comprising a reaction product of a polyol, an organic polyisocyanate and a hydroxyl ethylenic containing compound, said composition having a free NCO content of less than about 0.3% by weight and about 0.5 to about 5 parts of an organic peroxide per 100 parts of said composition.
Claim 11
Dependent Claim
58 words
A hot curing adhesive consisting essentially of a peroxide reactive composition comprising a reaction product of a polyol, an organic polyisocyanate and a hydroxyl ethylenic containing compound, said composition having a free NCO content of less than about 0.3% by weight and about 0.5 to about 5 parts of an organic peroxide per 100 parts of said composition.
Claim 12
Dependent Claim
29 words
The adhesive of claim 9 containing an ethylenic containing monomer in the amount of about 0.5 to about 10 parts of said monomer per 100 parts of said composition.
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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) | 1987-06-05 | 1987-12-05 | 1988-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-06-05 | 1991-12-05 | 1992-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-06-05 | 1995-12-05 | 1996-06-05 | $7700.00 | Window Closed / Lapsed |