Patent US2533635A successfully refreshed from Google Patents.
US2533635A
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Printing textile fabrics with a dye paste comprising a styrene-maleic anhydride copolymer cross-linked with divinyl benzene
Assignee: Monsanto Chemicals Ltd
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Filing: 1947-09-26
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Granted: 1950-12-12
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Expires: 1967-09-26
Abstract
No abstract record available.
Inventors
- 👤 Raymond B Seymour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:55
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/52; D06P1/5207; D06P1/525
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A METHOD OF PRINTING TEXTILE FABRICS WHICH COMPRISES TREATING SAID FABRICS WITH A PRINTING PASTE COMPRISING A DYE AND AN AQUEOUS SOLUTION OF A WATER-SOLUBLE SALT OF A COPOLYMER PREPARED BY COPOLYMERIZING A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF STYRENE, METHYL STYRENE, BUTYL STYRENE AND CHLORSTYRENE WITH S SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF MALEIC ANHYDRIDE AND PARTIAL ESTERS OF MALEIC ANHYDRIDE, SAID COPOLYMER BEING CROSS-LINKED WITH BETWEEN 0.1 AND 1% OF DIVINYL BENZENE ON THE WEIGHT OF SAID COPOLYMER, SAID SALT BEING SELECTED FROM THE GROUP CONSISTING OF AMMONIUM SALTS AND ALKALI SALTS AND BEING PRESENT IN SAID PASTE IN AN AMOUNT BETWEEN 0.5 AND 5%, AND THEN STEAM AGING THE FABRIC.
Claim 2
Independent Claim
115 words
A METHOD OF PRINTING TEXTILE FABRICS WHICH COMPRISES TREATING SAID FABRICS WITH A PRINTING PASTE COMPRISING A DYE AND AN AQUEOUS SOLUTION OF A WATER-SOLUBLE SALT OF A COPOLYMER PREPARED BY COPOLYMERIZING A SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF STYRENE, METHYL STYRENE, BUTYL STYRENE AND CHLORSTYRENE WITH S SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF MALEIC ANHYDRIDE AND PARTIAL ESTERS OF MALEIC ANHYDRIDE, SAID COPOLYMER BEING CROSS-LINKED WITH BETWEEN 0.1 AND 1% OF DIVINYL BENZENE ON THE WEIGHT OF SAID COPOLYMER, SAID SALT BEING SELECTED FROM THE GROUP CONSISTING OF AMMONIUM SALTS AND ALKALI SALTS AND BEING PRESENT IN SAID PASTE IN AN AMOUNT BETWEEN 0.5 AND 5%, AND THEN STEAM AGING THE FABRIC.
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) | 1953-12-11 | 1954-06-12 | 1954-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-11 | 1958-06-12 | 1958-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-11 | 1962-06-12 | 1962-12-12 | $7700.00 | Window Closed / Lapsed |