

Address: 27# Weiwu Road,
Hangzhou Bay Industrial
Park, Shangyu district,
Shaoxing, Zhejiang, China.
Zip code: 312369
Tel: 0575-82735688,82735679
(telephone exchange)
Fax:0575-82735677
URL: http://www.strong-light.com
Hangzhou Bay Industrial
Park, Shangyu district,
Shaoxing, Zhejiang, China.
Zip code: 312369
Tel: 0575-82735688,82735679
(telephone exchange)
Fax:0575-82735677
URL: http://www.strong-light.com
General auxiliary series
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Alkali-resistant additive (dispersing agent) 1881 (for dye companies)
Applicability: | Dye synthesis and after treatment |
Appearance/composition: | Brown to black powder/Sodium poly[(naphthaleneformaldehyde)sulfonate] (pure methylnaphthalene production with relatively low molecular weight) |
Main features and applications: | Features: Easily soluble in any hardness of water. Resistant to acid, alkali, alkaline water, and salt. It has good affinity to protein and polyarmide fiber and poor affinity to cotton, linen and other fibers. It can be used with nionic and nonionic surfactants. Applications: Dispersing agent 1881 is commonly used in reactive jade blue and brilliant blue to increase alkali resistant and salt resistance. |