Diazo coupling process of polymer to synthesize high molecular epoxy resin dye
Title：
Diazo coupling process of polymer to synthesize high molecular epoxy resin dye
Application Number：
 00124423
Application Date：
 2000/09/01
Announcement Date：
 2001/02/21
Pub. Date：
Publication Number：
 1284524
Announcement Number：
 1112412
Grant Date：
Granted Pub. Date：
 2003-6-25
ApplicationType：
 Invention
State/Country：
 11[China|beijing]
IPC：
 C09B 69/10
Applicant(s)：
 Qinghua Univ.
Inventor(s)：
 Wang Xiaogong
Key Words：
 Diazo coupling process, polymer, high molecular dye, epoxy resin
Abstract：
 The diazo coupling process includes the first preparation of primary epoxy resin polymer, the second preparation of diazo salt with aromatic amino compound, and the final diazo coupling reaction of polymer to obtain the product of the present invention. The present invention has reaction yield and conversion rate greater than 90 %. The present invention is applicable to prepare various cationic, anionic and dispersive high-molecular azo dye and pigment suitable for dyeing cotton, hemp, silk, wool, leather, polymer, etc. and being used as main component of paint and color ink. The product has the advantages of good adhesion, high washing fastness, high stability. etc.
Claim：
Priority：
PCT：
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