US4285897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-based anti-blemish paint
Assignee: ChampionX LLC
•
Filing: 1980-06-02
•
Granted: 1981-08-25
•
Expires: 2000-06-02
Abstract
Abstract Water-based anti-blemish paints useful for coating the outside of tires prior to final shaping and curing is disclosed. Typical compositions have the following formula: ______________________________________ Ingredients % By Weight ______________________________________ Water 65-85 Surfactant 0.1-2 Carbon Black 10-25 Particulate Lubricant 1-8 Elastomer Latex 2-10 ______________________________________
Inventors
- 👤 Moneeb Zakaria
- 👤 Manuel Slovinsky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:00
CPC Classifications
B; B05; B05D; B05D7/00; B05D7/02; B29; B29C; B29C37/00; B29C37/0067; B29K; B29K2021/00; B29K2105/00; B29K2105/0058; B29K2105/0064; Y; Y10; Y10T; Y10T152/00; Y10T152/10; Y10T152/10495
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
74 words
A method for preventing blemishes formed during the manufacture of tires which comprises coating the outside of tires prior to shaping and curing with a thin coating of an anti-blemish paint composition which comprises: ______________________________________
Ingredients % By Weight
______________________________________
Water 65-85
Surfactant 0.1-2
Carbon black 10-25
Particulate lubricant 1-8
Aqueous latex containing
15-80% by weight of particles
selected from the group con-
sisting of natural rubber,
synthetic rubber and mixtures
thereof 2-10
______________________________________
Claim 2
Independent Claim
74 words
A method for preventing blemishes formed during the manufacture of tires which comprises coating the outside of tires prior to shaping and curing with a thin coating of an anti-blemish paint composition which comprises: ______________________________________
Ingredients % By Weight
______________________________________
Water 65-85
Surfactant 0.1-2
Carbon black 10-25
Particulate lubricant 1-8
Aqueous latex containing
15-80% by weight of particles
selected from the group con-
sisting of natural rubber,
synthetic rubber and mixtures
thereof 2-10
______________________________________
Claim 3
Dependent Claim
49 words
The method of claim 1 wherein the anti-blemish paint composition comprises: ______________________________________
Ingredients % By Weight
______________________________________
Water 77.08
Nonyl phenol reacted with
9 moles of ethylene oxide
0.75
Carbon black (70 millimicrons)
16.50
Zinc stearate 2.15
Natural rubber latex (68% solids)
2.64
Polychloroprene latex (49% solids)
0.88
______________________________________
Claim 4
Independent Claim
66 words
A method for preventing blemishes formed during the manufacture of tires which comprises coating the outside of tires prior to shaping and curing with a thin coating of an anti-blemish paint composition which comprises: ______________________________________
Ingredients % By Weight
______________________________________
Water 65-85
Surfactant 0.1-2
Carbon black 10-25
Particulate lubricant
1-8
An aqueous latex of natural
rubber particles containing
15-80% by weight natural
rubber particles 2-10
______________________________________
Claim 5
Independent Claim
66 words
A method for preventing blemishes formed during the manufacture of tires which comprises coating the outside of tires prior to shaping and curing with a thin coating of an anti-blemish paint composition which comprises: ______________________________________
Ingredients % By Weight
______________________________________
Water 65-85
Surfactant 0.1-2
Carbon black 10-25
Particulate lubricant
1-8
An aqueous latex of natural
rubber particles containing
15-80% by weight natural
rubber particles 2-10
______________________________________
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) | 1984-08-24 | 1985-02-23 | 1985-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-08-24 | 1989-02-23 | 1989-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-08-24 | 1993-02-23 | 1993-08-25 | $7700.00 | Window Closed / Lapsed |