Patent US3295684A successfully refreshed from Google Patents.
US3900436A
Expired / Lapsed
US
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Polyesteramide resin
Assignee: Bayer Pharma AG
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Filing: 1972-08-30
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Granted: 1975-08-19
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Expires: 1992-08-30
Abstract
Abstract A polyesteramide resin adaptable to use in formulating laminable printing inks, said resin comprising a mixture of dimeric C8-C24 fatty acid and monomeric C16-C18 fatty acid as the acid component, and a mixture of ethylene diamine with an aliphatic polyol, an aliphatic amino alcohol, or an epoxy alcohol or diepoxy compound as the component condensed therewith.
Inventors
- 👤 Manfred Drawert
- 👤 Eugen Griebsch
- 👤 Bernhard Krieger
- 👤 Horst Schepp
- 👤 Christian Burba
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:54
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/10; C09D11/102; C08; C08G; C08G69/00; C08G69/02; C08G69/26; C08G69/34
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
14 words
A POLYESTERAMIDE RESIN HAVING AN HYDROXY NUMBER BETWEEN 9.35 AND 37.1, SAID RESIN COMPRISING
Claim 2
Dependent Claim
14 words
A POLYESTERAMIDE RESIN HAVING AN HYDROXY NUMBER BETWEEN 9.35 AND 37.1, SAID RESIN COMPRISING
Claim 3
Dependent Claim
74 words
AN ACID COMPONENT COMPRISING A.85 TO 95 PERCENT BY WEIGHT OF A POLYMERIZED C8-C24 FATTY ACID PRODUCT CONTAINING FROM 5 TO 15 PERCENT BY WEIGHT OF MONOMERIC FATTY ACID, 60 TO 80 PERCENT OF DIMERIC FATTY ACID, AND 10 TO 35 PERCENT BY WEIGHT OF TRIMERIC AND HIGHER FATTY ACID POLYMERS, AND B. 15 TO 5 PERCENT BY WEIGHT OF AN ADDITIONAL MONOMERIC C16-C18 FATTY ACID, AND CONDENSED THEREWITH IN A SUBSTANTIALLY EQUIVALENT AMOUNT,
Claim 4
Dependent Claim
74 words
AN ACID COMPONENT COMPRISING A.85 TO 95 PERCENT BY WEIGHT OF A POLYMERIZED C8-C24 FATTY ACID PRODUCT CONTAINING FROM 5 TO 15 PERCENT BY WEIGHT OF MONOMERIC FATTY ACID, 60 TO 80 PERCENT OF DIMERIC FATTY ACID, AND 10 TO 35 PERCENT BY WEIGHT OF TRIMERIC AND HIGHER FATTY ACID POLYMERS, AND B. 15 TO 5 PERCENT BY WEIGHT OF AN ADDITIONAL MONOMERIC C16-C18 FATTY ACID, AND CONDENSED THEREWITH IN A SUBSTANTIALLY EQUIVALENT AMOUNT,
Claim 5
Dependent Claim
53 words
A SECOND COMPONENT COMPRISING A. FROM 5 TO 20 EQUIVALENT PERCENT OF AN ALIPHATIC POLYOL HAVING AT LEAST THREE PRIMARY OR SECONDARY HYDROXY GROUPS AND B. 95 TO 80 PERCENT OF ETHYLENE DIAMINE, SAID RESIN ADDITIONALLY COMPRISING AN EXCESS OF 5 TO 20 EQUIVALENT PERCENT OF HYDROXY COMPONENT CONDENSED WITH SAID ACID COMPONENT.
Claim 6
Dependent Claim
53 words
A SECOND COMPONENT COMPRISING A. FROM 5 TO 20 EQUIVALENT PERCENT OF AN ALIPHATIC POLYOL HAVING AT LEAST THREE PRIMARY OR SECONDARY HYDROXY GROUPS AND B. 95 TO 80 PERCENT OF ETHYLENE DIAMINE, SAID RESIN ADDITIONALLY COMPRISING AN EXCESS OF 5 TO 20 EQUIVALENT PERCENT OF HYDROXY COMPONENT CONDENSED WITH SAID ACID COMPONENT.
Claim 7
Dependent Claim
53 words
a second component comprising A. from 5 to 20 equivalent percent of an aliphatic polyol having at least three primary or secondary hydroxy groups and B. 95 to 80 percent of ethylene diamine, said resin additionally comprising an excess of 5 to 20 equivalent percent of hydroxy component condensed with said acid component.
Claim 8
Dependent Claim
53 words
a second component comprising A. from 5 to 20 equivalent percent of an aliphatic polyol having at least three primary or secondary hydroxy groups and B. 95 to 80 percent of ethylene diamine, said resin additionally comprising an excess of 5 to 20 equivalent percent of hydroxy component condensed with said acid component.
Claim 9
Dependent Claim
30 words
In a printing ink comprising a pigment, a polyesteramide resin binder, and a volatile solvent for said binder, the improvement wherein said polyesteramide resin is the resin of claim 1.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-08-18 | 1979-02-17 | 1979-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-08-18 | 1983-02-17 | 1983-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-08-18 | 1987-02-17 | 1987-08-19 | $7700.00 | Window Closed / Lapsed |