Title:
ヒドロキシナフタリンカルボン酸を基礎とするビスアゾ染料
Document Type and Number:
Japanese Patent JP2004509208
Kind Code:
A
Abstract:
Disclosed are bisazo compounds of the formula Ia or Ib where R1 is hydrogen or methyl, the X groups are independently -CH2CH2- or -CH2CH2CH2-, R2, R3, and R4 are independently hydrogen or methyl, A is an anion and n corresponds to the valency of A. Also disclosed are the use of the bisazo compounds for dyeing, especially paper, and colorants containing said bisazo compounds.
Inventors:
Gunter-Rudolph Schroeder
Zofia Abelt
Karl-Heinz Etzbach
Liner tresh
Rüdiger Zence
Zofia Abelt
Karl-Heinz Etzbach
Liner tresh
Rüdiger Zence
Application Number:
JP2002526985A
Publication Date:
March 25, 2004
Filing Date:
September 13, 2001
Export Citation:
Assignee:
BASF Aktiengesellschaft
International Classes:
C09B35/033; C09B35/215; C09B44/06; D06P1/08; D21H21/28; (IPC1-7): C09B35/033; C09B35/215; D06P1/08; D21H21/28
Attorney, Agent or Firm:
Toshio Yano
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel
Toshiomi Yamazaki
Takuya Kuno
Einzel Felix-Reinhard
Reinhard Einsel