CA771149A - Thiazole-pyrazolone azo yellow dyes for paper - Google Patents

Thiazole-pyrazolone azo yellow dyes for paper

Info

Publication number
CA771149A
CA771149A CA771149A CA771149DA CA771149A CA 771149 A CA771149 A CA 771149A CA 771149 A CA771149 A CA 771149A CA 771149D A CA771149D A CA 771149DA CA 771149 A CA771149 A CA 771149A
Authority
CA
Canada
Prior art keywords
thiazole
paper
yellow dyes
azo yellow
pyrazolone azo
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA771149A
Inventor
P. Dunworth William
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Publication date
Application granted granted Critical
Publication of CA771149A publication Critical patent/CA771149A/en
Expired legal-status Critical Current

Links

CA771149A Thiazole-pyrazolone azo yellow dyes for paper Expired CA771149A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA771149T

Publications (1)

Publication Number Publication Date
CA771149A true CA771149A (en) 1967-11-07

Family

ID=36214554

Family Applications (1)

Application Number Title Priority Date Filing Date
CA771149A Expired CA771149A (en) Thiazole-pyrazolone azo yellow dyes for paper

Country Status (1)

Country Link
CA (1) CA771149A (en)

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