US3023181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating composition containing pigment having a hydropholic surface, method of production, and article coated therewith
Assignee: Aerojet Rocketdyne Holdings Inc
•
Filing: 1958-06-02
•
Granted: 1962-02-27
•
Expires: 1978-06-02
Abstract
No abstract record available.
Inventors
- 👤 Grotenhuis Theodore A Te
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:40
CPC Classifications
C; C09; C09D; C09D157/00; C01; C01B; C01B33/00; C01B33/113; C09C; C09C3/00; C09C3/006; C09C3/08; C09C3/10; C09C3/12; C09D167/00; C09D167/08; C09D5/00; C09D5/02; C09D5/024; C01P; C01P2006/00; C01P2006/60; C01P2006/90; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31938
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN A COATING COMPOSITION COMPRISING AN AQUEOUS OIL-IN-WATER TYPE OF EMULSION OF AN ALKYD RESIN, THE COMBINATION THEREWITH OF A PIGMENT HAVING OVER SURFACE PORTIONS THEREOF ALIPHATIC HYDROCARBON GROUPS OF ONE TO TWENTY CARBON ATOMS WHICH ARE ADHERED TO SAID SURFACE PORTIONS THROUGH SILICON ATOMS AND WHICH RENDER SAID SURFACE PORTIONS OF SAID PIGMENT UNWETTABLE BY PURE WATER, WHEREBY A RELATIVELY GLOSSY AND RELATIVELY IMPERVIOUS FILM IS PRODUCED BY DRYING OF SAID COMPOSITION BECAUSE SAID PIGMENT PARICLES CAUSE THE FILM-FORMING DROPLETS OF SAID EMULSION TO COALESCE ABOUT THEM RATHER THAN TO REMAIN AS ISLANDS BETWEEN FILM PORTIONS FORMED BY DROPLETS AS IS THE CASE WITH HYDROPHILIC PIGMENTS.
Claim 2
Dependent Claim
107 words
IN A COATING COMPOSITION COMPRISING AN AQUEOUS OIL-IN-WATER TYPE OF EMULSION OF AN ALKYD RESIN, THE COMBINATION THEREWITH OF A PIGMENT HAVING OVER SURFACE PORTIONS THEREOF ALIPHATIC HYDROCARBON GROUPS OF ONE TO TWENTY CARBON ATOMS WHICH ARE ADHERED TO SAID SURFACE PORTIONS THROUGH SILICON ATOMS AND WHICH RENDER SAID SURFACE PORTIONS OF SAID PIGMENT UNWETTABLE BY PURE WATER, WHEREBY A RELATIVELY GLOSSY AND RELATIVELY IMPERVIOUS FILM IS PRODUCED BY DRYING OF SAID COMPOSITION BECAUSE SAID PIGMENT PARICLES CAUSE THE FILM-FORMING DROPLETS OF SAID EMULSION TO COALESCE ABOUT THEM RATHER THAN TO REMAIN AS ISLANDS BETWEEN FILM PORTIONS FORMED BY DROPLETS AS IS THE CASE WITH HYDROPHILIC PIGMENTS.
References Cited (Backward Citations)
US2751369A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-02-26 | 1965-08-28 | 1966-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-02-26 | 1969-08-28 | 1970-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-02-26 | 1973-08-28 | 1974-02-27 | $7700.00 | Window Closed / Lapsed |