Strong research and development and production capacity in textile auxiliaries, polyurethane waterproofing additives and other materials.

Pretreatment Agents
Product Details

Main Composition

Complex of surfactant and macromolecule carboxylate

Technical Index

Appearance:                                                  Whitish powder

Ionic character:                 anionic

pH (1% aqueous solution):         8.0~10.5

Chelating ability(mg/g):                                 Ca2+≥150

Properties and Features

Excellent sequestering and dispersing ability to Ca 2+, Mg2+ and Fe3+.

Good resistant to alkali, can be used in continuous pretreatment process

Good compatibility with dyestuff, low effect to color shade in reactive dyeing.

Application Field

Be used to softening water in dyeing and printing process

Application Process

DHK139BA is concentrated powder form chelating agent, it can be diluted by 1:3 and applied in process. It also can be used directly with 1/2 or 1/3 quantity against normal chelating agent dosage.

1.  Continuous process:    0.3-1.0g/L

2.   Discontinuous process:  2.0-3.0g/L.

Actual recipe has to be adjusted according to water quality used in dyeing house.

Package & Storage:

PP bag net 25kgs, can be stored for 12 months under room temperature without sunlight

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Qingdao Hengke Fine Chemicals Co.,Ltd