Patent US3673150A successfully refreshed from Google Patents.
US3673150A
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US
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Glass fiber reinforced elastomers
Assignee: Owens Corning
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Filing: 1969-11-20
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Granted: 1972-06-27
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Expires: 1989-11-20
Abstract
Abstract The improvement in the bonding relationship between glass fibers and elastomeric materials in the manufacture of glass fiberreinforced elastomeric products wherein the individual glass fibers are sized, or a bundle of glass fibers are impregnated, with a composition containing a polysulfide.
Inventors
- 👤 Alfred Marzocchi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:08
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/04; C08J5/06; C08J5/08; B; B60; B60C; B60C9/00; B60C9/0028; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/27; C08K; C08K9/00; C08K9/04; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2938; Y10T428/2964
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
20 words
An elastomeric product as defined in claim 1 wherein said polysulfide constitutes 5-25 percent by weight of the glass fibers.
Claim 2
Dependent Claim
30 words
An elastomeric product as defined in claim 1 wherein said coating contains an anchoring agent selected from the group consisting of an organo silicon compound and a Werner complex compound.
Claim 3
Dependent Claim
17 words
An elastomeric product as defined in claim 1 wherein said coating also contains a resorcinol aldehyde latex.
Claim 4
Dependent Claim
17 words
An elastomeric product as defined in claim 1 wherein said coating also contains a vinyl pyridine-butadiene-styrene terpolymer.
Claim 5
Dependent Claim
50 words
An elastomeric product as defined in claim 1 wherein the glass fibers are in the form of a bundle, with the individual glass fibers forming the bundle having a size coating on the surfaces thereof, and wherein said thin coating is in the form of an impregnant in the bundle.
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) | 1975-06-27 | 1975-12-27 | 1976-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-27 | 1979-12-27 | 1980-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-27 | 1983-12-27 | 1984-06-27 | $7700.00 | Window Closed / Lapsed |