US3632291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transfer printing
Assignee: BASF Schweiz AG
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Filing: 1969-02-25
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Granted: 1972-01-04
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Expires: 1989-02-25
Abstract
Abstract A dyeing or printing process wherein a natural or synthetic polyamide material or other material made from a linear, fiberforming polymer is dyed or printed according to the transfer printing process with a fiber-reactive organic dyestuff that sublimes at a temperature below 240* C.
Inventors
- 👤 Raymond Defago
- 👤 Alfred Litzler
- 👤 Jean Hertig
- 👤 Hans-Joerg Angliker
- 👤 Hans Wilhelm Liechti
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:11
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/38; D06P5/00; D06P5/003; D06P5/004; D06P5/006; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917; Y10S8/92; Y10S8/921; Y10S8/922; Y10S8/924; Y10S8/927; Y10S8/934
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
19 words
A process as claimed in claim 1, wherein a fiber reactive dyestuff is used that sublimes below 200* C.
Claim 2
Dependent Claim
25 words
A process as claimed in claim 1, wherein a textile material made of oR containing polyester, polyacrylic, cellulose secondary acetate or triacetate fibers is printed.
Claim 3
Dependent Claim
46 words
A process as claimed in claim 1, wherein a fiber reactive dyestuff is used which sublimes at a temperature within the range of from 150* to 200* C. under atmospheric pressure or which has a vapor pressure of more than 10 5 mm./Hg at 200* C.
Claim 4
Dependent Claim
25 words
A process as claimed in claim 4, wherein a fiber reactive disperse dyestuff is used which contains a haloalkylcarbonyl amino group of two-four carbon atoms.
Claim 5
Dependent Claim
23 words
A process as claimed in claim 4, wherein a fiber-reactive disperse dyestuff is used that contains labile halogen bound at a s-triazine nucleus.
Claim 6
Dependent Claim
20 words
A process as claimed in claim 1, wherein the water-insoluble support carries a thickening agent in addition to the dyestuff.
Claim 7
Dependent Claim
20 words
A process as claimed in claim 7, wherein a thickening agent is used which is soluble in an organic solvent.
Claim 8
Dependent Claim
15 words
A process as claimed in claim 7, wherein the thickening agent is a cellulose ether.
Claim 9
Dependent Claim
35 words
A process as claimed in claim 1, wherein wool or a synthetic polyamide or a union fabric containing wool and a synthetic polyamide, or a union fabric containing another natural or synthetic material is printed.
Claim 10
Dependent Claim
26 words
A process as claimed in claim 10, wherein the material to be printed is kept in contact with the dyestuff vapor for 20 to 120 seconds.
Claim 11
Dependent Claim
28 words
A process as claimed in claim 10, wherein the material to be printed is kept in contact with the dyestuff vapor for 20 to 120 seconds in vacuo.
References Cited (Backward Citations)
GB1052625A
Cited
FR1223330A
Cited
US3245796A
Cited
US3359112A
Cited
US3210544A
Cited
US3280735A
Cited
US3454764A
Cited
US3363557A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-01-03 | 1975-07-05 | 1976-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-03 | 1979-07-05 | 1980-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-03 | 1983-07-05 | 1984-01-04 | $7700.00 | Window Closed / Lapsed |