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Primary Examiner: Clingman, A. Lionel
Assistant Examiner:
Attorney: Sharkin; Gerald D., Vila; Richard E., Doyle; Thomas C.

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Title: Disperse dyeing of polyester with benzalketo derivatives as carriers: benzalacetone, methyl cinnamate etc.

Abstract: Polyester or polyester blend textile material is dyed with a disperse dyestuff in the presence of a benzalketo derivative as a dyeing carrier.


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Inventors: Baumann, Hans-Peter (Ettingen, CH)
Karmann, Hans-Georg (Binningen, CH)
Wiedemann, Achim (Weil am Rhein, DE, US)

Application Number: 879562
Filing Date: 1978-02-21
Publication_date: 1980-10-21
Assignee: Sandoz Ltd. (Basel, CH)
Primary Class(es): 8/533 8/130.1, 8/582, 8/594
Other Classes:
US Patent Ref:
2351046Jun, 1944Heymann8/173.
2362377Nov, 1944Heymann8/173.
3203753Aug, 1965Sherburne8/175.
3728078Apr, 1973Freshwater et al.8/174.

Other Refs: 108006268096496099436099486140099117911000407
Jul, 1960DE.
Nov, 1968NL.
Oct, 1948GB.
Oct, 1948GB.
Dec, 1948GB
Nov, 1962GB.
Aug, 1965GB.
Other References: Chemical Abstracts vol. 58, 9295b 1963.