US4764561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Melamine-formaldehyde/styrene-acrylate paint detackification composition
Assignee: ChampionX LLC
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Filing: 1987-06-12
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Granted: 1988-08-16
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Expires: 2007-06-12
Abstract
Abstract A paint spray booth detackifying composition which includes mixtures of styrene-acrylate polymer and a melamine-formaldehyde polymer and the method of using same.
Inventors
- 👤 Charles R. Kiss
- 👤 Shu-Jen W. Huang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:18
CPC Classifications
C; C09; C09D; C09D9/00; C09D7/00; C09D7/71; Y; Y10; Y10S; Y10S210/00; Y10S210/93
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A method for detackifying paint in a paint booth comprising steps of dosing a paint spray booth collection system with at least 25 ppm of a melamine-formaldehyde and styrene-acrylate mixture, said melamine-formaldehyde being in relation to said styrene-acrylate in a mole ratio falling in the range of 2:1 to 4:1.
Claim 2
Independent Claim
50 words
A method for detackifying paint in a paint booth comprising steps of dosing a paint spray booth collection system with at least 25 ppm of a melamine-formaldehyde and styrene-acrylate mixture, said melamine-formaldehyde being in relation to said styrene-acrylate in a mole ratio falling in the range of 2:1 to 4:1.
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) | 1991-08-16 | 1992-02-15 | 1992-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-08-16 | 1996-02-15 | 1996-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-08-16 | 2000-02-15 | 2000-08-16 | $7700.00 | Window Closed / Lapsed |