US3043787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printing ink composition containing polypropylene and process for producing same
Assignee: Montedison SpA
•
Filing: 1959-05-25
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Granted: 1962-07-10
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Expires: 1979-05-25
Abstract
No abstract record available.
Inventors
- 👤 Bonvicini Alberto
- 👤 Lucchetti Luciano
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:12
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/10; C09D11/106; C09D11/16; C09D123/00; C09D123/02; C09D123/10; C09D123/26; C09D123/28; C09D123/32; C09D123/34; Y; Y10; Y10S; Y10S260/00; Y10S260/38; Y10S8/00; Y10S8/09
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
139 words
A WRITING AND PRINTING INK COMPOSITION CONSISTING OF A STABLE SOLUTION THE ESSENTIAL COMPONENTS OF WHICH ARE (1) AN AGENT SELECTED FROM THE GROUP CONSISTING OF DYES AND PIGMENTS, (2) AT LEAST 5% BY WEIGHT, BASED ON THE TOTAL SOLIDS WEIGHT, OF A FIXATIVE SELECTED FROM THE GROUP CONSISTING OF (A) PARTIALLY CRYSTALLINE STEREOBLOCK POLYMERS OF PROPYLENE, SAID STEREOBLOCK POLYMER BEING MADE UP OF MACROMOLECULES COMPRISING INSEPARABLE ISOTATIC AND ATACTIC CHAIN PORTIONS AND EXHIBITING UP TO 50% CRYSTALLINITY AT THE X-RAYS, (B) CHLORINATED DERIVATIVES OF SAID STEREOBLOCK PROPYLENE POLYMERS CONTAINING FROM ABOUT 20% TO ABOUT 45% COMBINED CHLORINE, AND (C) CHLOROSULFONATED DERIVATIVES OF SAID PROPYLENE STEREOBLOCK POLYMERS CONTAINING FROM ABOUT 20% TO ABOUT 45% OF TOTAL COMBINED CHLORINE AND FROM ABOUT 0.2% TO ABOUT 3% OF COMBINED SULFUR, AND (3) A SOLVENT IN WHICH SAID ESSENTIAL COMPONENTS ARE SOLUBLE.
Claim 2
Dependent Claim
139 words
A WRITING AND PRINTING INK COMPOSITION CONSISTING OF A STABLE SOLUTION THE ESSENTIAL COMPONENTS OF WHICH ARE (1) AN AGENT SELECTED FROM THE GROUP CONSISTING OF DYES AND PIGMENTS, (2) AT LEAST 5% BY WEIGHT, BASED ON THE TOTAL SOLIDS WEIGHT, OF A FIXATIVE SELECTED FROM THE GROUP CONSISTING OF (A) PARTIALLY CRYSTALLINE STEREOBLOCK POLYMERS OF PROPYLENE, SAID STEREOBLOCK POLYMER BEING MADE UP OF MACROMOLECULES COMPRISING INSEPARABLE ISOTATIC AND ATACTIC CHAIN PORTIONS AND EXHIBITING UP TO 50% CRYSTALLINITY AT THE X-RAYS, (B) CHLORINATED DERIVATIVES OF SAID STEREOBLOCK PROPYLENE POLYMERS CONTAINING FROM ABOUT 20% TO ABOUT 45% COMBINED CHLORINE, AND (C) CHLOROSULFONATED DERIVATIVES OF SAID PROPYLENE STEREOBLOCK POLYMERS CONTAINING FROM ABOUT 20% TO ABOUT 45% OF TOTAL COMBINED CHLORINE AND FROM ABOUT 0.2% TO ABOUT 3% OF COMBINED SULFUR, AND (3) A SOLVENT IN WHICH SAID ESSENTIAL COMPONENTS ARE SOLUBLE.
Claim 3
Dependent Claim
35 words
A WRITING AND PRINTING INK COMPOSITION AS DESCRIBED IN CLAIM 1, FURTHER CHARACTERIZED IN THAT IT ALSO CONTAINS A VISCISITY REGULATOR SELECTED FROM THE GROUP CONSISTING OF PARAFFIN BASE WAX, TRAGACANTH, NATURAL AND SYNTHETIC RUBBER.
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) | 1965-07-09 | 1966-01-08 | 1966-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-09 | 1970-01-08 | 1970-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-09 | 1974-01-08 | 1974-07-10 | $7700.00 | Window Closed / Lapsed |