US2855376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating compositions for metal surfaces comprising liquid polybutadiene and rubbery polybutadiene
Assignee: Phillips Petroleum Co
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Filing: 1955-02-21
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Granted: 1958-10-07
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Expires: 1975-02-21
Abstract
No abstract record available.
Inventors
- 👤 James A Shotton
- 👤 Lee O Edmonds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:15
CPC Classifications
C; C09; C09D; C09D109/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31692; Y10T428/31696
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
A COMPOSITION SUITABLE FOR COATING METAL SURFACES COMPRISING, (1) A LIQUID POLYMER, IN WHICH A MAJOR AMOUNT OF THE POLYMER IS FORMED BY 1,2 ADDITION, SELECTED FROM THE GROUP CONSISTING OF HOMOPOLMERS OF CONJUGATED DIENS CONTAINING 4 TO 6 CARBON ATOMS AND COPOLMERS PREPARED BY POLYMERIZING, BASED ON 100 PARTS BY WEIGHT OF MONOMER, AT LEAST 70 PARTS OF A CONJUGATED DIENE CONTAINING 4 TO 6 CARBON ATOMS AND UP TO 30 PARTS OF COPOLYMERIZABLE MONOMERS CONTAINING CH2=C< GROUP; AND (2) POLYMER MATERIAL SELECTED FROM THE GROUP CONSISTING OF RUBBERY POLYMERS IN WHICH THE MAJOR AMOUNT OF THE POLYMER IS FORMED BY 1,4 ADDITION SELECTED FROM THE GROUP CONSISTING OF HOMOPOLYMERS OF CONJUGATED DIENES CONTAINING 4 TO 6 CARBON ATOMS AND COPOLYMERS PREPARED BY POLYMERIZING, BASED ON 100 PARTS BY WEIGHT OF MONOMERS, AT LEAST 70 PARTS OF A CONJUGATED DIENE CONTAINING 4 TO 6 CARBON ATOMS AND UP TO 30 PARTS OF COPOLYMERIZABLE MONOMERS CONTAINING A CH2=C< GROUP AND SAID RUBBERY POLYMERS WHEREIN THE UNSATURATION HAS BEEN REDUCED TO A VALUE OF 10 TO 60 PERCENT OF THE ORIGINAL UNSATURATED BY HYDROGENATION; THE AMOUNT OF THE SECOND POLYMERIC MATERIAL BEING 2 TO 20 PERCENT BY WEIGHT BASED UPON THE TOTAL POLYMERIC MATERIAL EMPLOYED.
Claim 2
Dependent Claim
204 words
A COMPOSITION SUITABLE FOR COATING METAL SURFACES COMPRISING, (1) A LIQUID POLYMER, IN WHICH A MAJOR AMOUNT OF THE POLYMER IS FORMED BY 1,2 ADDITION, SELECTED FROM THE GROUP CONSISTING OF HOMOPOLMERS OF CONJUGATED DIENS CONTAINING 4 TO 6 CARBON ATOMS AND COPOLMERS PREPARED BY POLYMERIZING, BASED ON 100 PARTS BY WEIGHT OF MONOMER, AT LEAST 70 PARTS OF A CONJUGATED DIENE CONTAINING 4 TO 6 CARBON ATOMS AND UP TO 30 PARTS OF COPOLYMERIZABLE MONOMERS CONTAINING CH2=C< GROUP; AND (2) POLYMER MATERIAL SELECTED FROM THE GROUP CONSISTING OF RUBBERY POLYMERS IN WHICH THE MAJOR AMOUNT OF THE POLYMER IS FORMED BY 1,4 ADDITION SELECTED FROM THE GROUP CONSISTING OF HOMOPOLYMERS OF CONJUGATED DIENES CONTAINING 4 TO 6 CARBON ATOMS AND COPOLYMERS PREPARED BY POLYMERIZING, BASED ON 100 PARTS BY WEIGHT OF MONOMERS, AT LEAST 70 PARTS OF A CONJUGATED DIENE CONTAINING 4 TO 6 CARBON ATOMS AND UP TO 30 PARTS OF COPOLYMERIZABLE MONOMERS CONTAINING A CH2=C< GROUP AND SAID RUBBERY POLYMERS WHEREIN THE UNSATURATION HAS BEEN REDUCED TO A VALUE OF 10 TO 60 PERCENT OF THE ORIGINAL UNSATURATED BY HYDROGENATION; THE AMOUNT OF THE SECOND POLYMERIC MATERIAL BEING 2 TO 20 PERCENT BY WEIGHT BASED UPON THE TOTAL POLYMERIC MATERIAL EMPLOYED.
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) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |