US3244542A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-dispersible metallic flake pigments and ready-mixed coating formulations containing the same
Assignee: Alcoa Corp
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Filing: 1962-11-26
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Granted: 1966-04-05
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Expires: 1982-11-26
Abstract
No abstract record available.
Inventors
- 👤 Melvin H Brown
- 👤 Rolles Rolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:13
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/08; C09D5/10; C09C; C09C1/00; C09C1/62; C01; C01P; C01P2004/00; C01P2004/20; C01P2004/80
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
90 words
A METALLIC FLAKE PIGMENT COMPATIBLE WITH AND ADAPTABLE FOR DISPERSION IN WATER BSE FILM-FORMING VEHICLES CONTAINING 20 TO 90 PERCENT BY WEIGHT AVAILABLE WATER IN THE PRODUCTION OF READY-MIXED METALLICALLY-PIGMENTED COATING FORMULATIONS CHARACTERIZED BY FREEDOM FROM PRESSURE-DEVELOPMENT IN SEALED CONTAINERS OF THE SAME, SAID METALLIC PIGMENT FLAKES HAVING A THIN FILM SURFACE LAYER OF FATTY ACID LUBRICANT AND BEING INHIBITED AGAINST DESTRUCTIVE CHEMICAL CORROSIVE ATTACK BY AVAILABLE WATER BY AT LEAST ONE ACID SELECTED FROM THE GROUP CONSISTING OF 3-AND 5-NITROSALICYLIC ACIDS ACIDS ASSOCIATED WITH THE SURFACES OF THE FLAKES.
Claim 2
Dependent Claim
90 words
A METALLIC FLAKE PIGMENT COMPATIBLE WITH AND ADAPTABLE FOR DISPERSION IN WATER BSE FILM-FORMING VEHICLES CONTAINING 20 TO 90 PERCENT BY WEIGHT AVAILABLE WATER IN THE PRODUCTION OF READY-MIXED METALLICALLY-PIGMENTED COATING FORMULATIONS CHARACTERIZED BY FREEDOM FROM PRESSURE-DEVELOPMENT IN SEALED CONTAINERS OF THE SAME, SAID METALLIC PIGMENT FLAKES HAVING A THIN FILM SURFACE LAYER OF FATTY ACID LUBRICANT AND BEING INHIBITED AGAINST DESTRUCTIVE CHEMICAL CORROSIVE ATTACK BY AVAILABLE WATER BY AT LEAST ONE ACID SELECTED FROM THE GROUP CONSISTING OF 3-AND 5-NITROSALICYLIC ACIDS ACIDS ASSOCIATED WITH THE SURFACES OF THE FLAKES.
Claim 3
Dependent Claim
128 words
AQUEOUS FILM-FORMING WATER BASE ALUMINUM FLAKE READY-MIXED PAINT FORMULATIONS, THE VEHICLES CONTAINING 47 TO 90 PERCENT BY WEIGHT AVAILABLE WATER AND 10 TO 60 PERCENT BY WEIGHT SOLIDS, SAID FORMULATIONS BEING CHARACTERIZED BY FREEDOM FROM PRESSURE-DEVELOPMENT IN SEALED CONTAINERS OF THE SAME, READY-MIXED PAINT FORMULATIONS CONSISTING IN ADDITION BY WEIGHT ESSENTIALLY 4 TO 20 PERCENT ALUMINUM FLAKES, 0.2 TO 2 PERCENT OF AT LEAST ONE FATTY ACID LUBRICANT SELECTED FROM THE GROUP CONSISTING OF STEARIC, PALMITCI, OLEIC, LAURIC AND RICINOLEIC ACIDS, 0.1 TO 3 PERCENT OF AT LEAST ONE WETTING AGENT SELECTED FROM THE GROUP CONSISTING OF ARYL ALKYL SULFONATES AND NON-IONIC ETHYLENE OXIDE CONDENSATES, AND 0.1 TO 3 PERCENT OF AT LEAST ONE ALUMINUM FLAKE FILM-FORMING INHIBITOR SELECTED FROM THE GROUP CONSISTING OF 3- AND 5NITROSALICYLIC ACIDS.
Claim 4
Dependent Claim
128 words
AQUEOUS FILM-FORMING WATER BASE ALUMINUM FLAKE READY-MIXED PAINT FORMULATIONS, THE VEHICLES CONTAINING 47 TO 90 PERCENT BY WEIGHT AVAILABLE WATER AND 10 TO 60 PERCENT BY WEIGHT SOLIDS, SAID FORMULATIONS BEING CHARACTERIZED BY FREEDOM FROM PRESSURE-DEVELOPMENT IN SEALED CONTAINERS OF THE SAME, READY-MIXED PAINT FORMULATIONS CONSISTING IN ADDITION BY WEIGHT ESSENTIALLY 4 TO 20 PERCENT ALUMINUM FLAKES, 0.2 TO 2 PERCENT OF AT LEAST ONE FATTY ACID LUBRICANT SELECTED FROM THE GROUP CONSISTING OF STEARIC, PALMITCI, OLEIC, LAURIC AND RICINOLEIC ACIDS, 0.1 TO 3 PERCENT OF AT LEAST ONE WETTING AGENT SELECTED FROM THE GROUP CONSISTING OF ARYL ALKYL SULFONATES AND NON-IONIC ETHYLENE OXIDE CONDENSATES, AND 0.1 TO 3 PERCENT OF AT LEAST ONE ALUMINUM FLAKE FILM-FORMING INHIBITOR SELECTED FROM THE GROUP CONSISTING OF 3- AND 5NITROSALICYLIC ACIDS.
References Cited (Backward Citations)
US2848344A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |