US3844710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dyeing polyesters or cellulosic esters with printing paste containing butane diol polyglycol ether and naphthol polyglycol ether
Assignee: Hoechst AG
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Filing: 1972-09-28
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Granted: 1974-10-29
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Expires: 1992-09-28
Abstract
Abstract WHEREIN X IS ZERO OR AN INTEGER FROM 1 TO 4 AND OF A COMPOUND OF THE FORMULA A process for printing disperse dyes on polyester, cellulosetriacetate or cellulose 2,5 acetate which consists of applying onto the textile material a printing paste of usual composition which contains additionally 2 to 7 percent of a fixing auxiliary mixture of a compound of the formula
Inventors
- 👤 F Reinhardt
- 👤 K Roth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:12
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/60; D06P1/613; D06P1/6131; D06P1/6135; D06P1/6133; D06P1/6136; D06P3/00; D06P3/34; D06P3/36; Y; Y10; Y10S; Y10S8/00; Y10S8/904; Y10S8/907; Y10S8/92; Y10S8/921; Y10S8/922; Y10S8/933
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
43 words
A PROCESS FOR PRINTING DISPERSE DYES ON POLYESTER, CELLOSE-TRIACETATE OR CELLULOSE-2,5-ACETATE WHICH CONSISTS OF APPLYING ONTO THE TESTILE MATERIAL A PRINTING PASTE OF USUAL COMPOSITION WHICH CONTAINS ADDITIONALLY 2 TO 7 PERCENT OF A FIXING AUSILIARY MIXTURE OF A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
43 words
A PROCESS FOR PRINTING DISPERSE DYES ON POLYESTER, CELLOSE-TRIACETATE OR CELLULOSE-2,5-ACETATE WHICH CONSISTS OF APPLYING ONTO THE TESTILE MATERIAL A PRINTING PASTE OF USUAL COMPOSITION WHICH CONTAINS ADDITIONALLY 2 TO 7 PERCENT OF A FIXING AUSILIARY MIXTURE OF A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
26 words
A process as claimed in claim 1, wherein the fixing auxiliary mixture contains additionally 0.5 - 12 percent by weight of a compound of the formula
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) | 1977-10-28 | 1978-04-29 | 1978-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-28 | 1982-04-29 | 1982-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-28 | 1986-04-29 | 1986-10-29 | $7700.00 | Window Closed / Lapsed |