US4474636A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabrication of composite articles
Assignee: Qo Chemicals Inc
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Filing: 1983-04-29
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Granted: 1984-10-02
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Expires: 2003-04-29
Abstract
Abstract In the fabrication of composite articles, a binder containing hydroxymethylfurfural is employed.
Inventors
- 👤 Ben R. Bogner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:27
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/15; C08K5/151; C08K5/1535; Y; Y10; Y10T; Y10T428/00; Y10T428/25; Y10T428/252; Y10T428/253
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
41 words
In the fabrication of composite articles wherein a binder is employed, the improvement which consists in employing as the binder a resinous furan binder diluted with hydroxymethylfurfural in an amount of about 5 to 25% by weight of the binder composition.
Claim 2
Dependent Claim
41 words
In the fabrication of composite articles wherein a binder is employed, the improvement which consists in employing as the binder a resinous furan binder diluted with hydroxymethylfurfural in an amount of about 5 to 25% by weight of the binder composition.
Claim 3
Dependent Claim
43 words
In the fabrication of fiber reinforced composite articles wherein a binder is employed, the improvement which consists in employing as the binder a resinous furan binder diluted with hydroxymethylfurfural in an amount of about 5 to 25% by weight of the binder composition.
Claim 4
Dependent Claim
43 words
In the fabrication of fiber reinforced composite articles wherein a binder is employed, the improvement which consists in employing as the binder a resinous furan binder diluted with hydroxymethylfurfural in an amount of about 5 to 25% by weight of the binder composition.
Claim 5
Dependent Claim
43 words
In the fabrication of glass fiber reinforced articles wherein a binder is employed, the improvement which consists in employing as the binder a resinous furan binder diluted with hydroxymethylfurfural in an amount of about 5 to 25% by weight of the binder composition.
Claim 6
Dependent Claim
43 words
In the fabrication of glass fiber reinforced articles wherein a binder is employed, the improvement which consists in employing as the binder a resinous furan binder diluted with hydroxymethylfurfural in an amount of about 5 to 25% by weight of the binder composition.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-10-02 | 1988-04-02 | 1988-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-10-02 | 1992-04-02 | 1992-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-10-02 | 1996-04-02 | 1996-10-02 | $7700.00 | Window Closed / Lapsed |