BE344893A - - Google Patents

Info

Publication number

BE344893A

BE344893A BE344893DA BE344893A BE 344893 A BE344893 A BE 344893A BE 344893D A BE344893D A BE 344893DA BE 344893 A BE344893 A BE 344893A

Authority

BE

Belgium

Prior art keywords

derivatives

dyeing

desc

cellulose

gamma

Prior art date

Links

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• 238000004043 dyeing Methods 0.000 claims description 4
• 238000000034 method Methods 0.000 claims description 4
• 229920002678 cellulose Polymers 0.000 claims description 3
• 239000001913 cellulose Substances 0.000 claims description 3
• 239000000987 azo dye Substances 0.000 claims description 2
• 150000002170 ethers Chemical class 0.000 claims description 2
• 230000009466 transformation Effects 0.000 claims description 2
• 150000001735 carboxylic acids Chemical class 0.000 claims 1
• 230000027326 copulation Effects 0.000 claims 1
• 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 claims 1
• 229920002955 Art silk Polymers 0.000 description 1
• KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical class NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
• 239000002253 acid Substances 0.000 description 1
• 150000007513 acids Chemical class 0.000 description 1
• 229920002301 cellulose acetate Polymers 0.000 description 1
• 238000004040 coloring Methods 0.000 description 1
• 230000008878 coupling Effects 0.000 description 1
• 238000010168 coupling process Methods 0.000 description 1
• 238000005859 coupling reaction Methods 0.000 description 1
• QQBPIHBUCMDKFG-UHFFFAOYSA-N phenazopyridine hydrochloride Chemical group Cl.NC1=NC(N)=CC=C1N=NC1=CC=CC=C1 QQBPIHBUCMDKFG-UHFFFAOYSA-N 0.000 description 1
• 150000003839 salts Chemical class 0.000 description 1
• 239000007787 solid Substances 0.000 description 1
• 238000006467 substitution reaction Methods 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1