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1. Property
|
Appearance |
Light brown or medium brown |
|
Compose |
Sodium salt of the polymer of naphthalene sulfonic acid and formaldehyde |
|
Ion type |
Negative ion |
|
PH value |
6.5-7(10% aqueous solution) |
|
Solubility |
Easy dissolve in water |
|
Solid content |
95% |
|
Active content |
88% |
|
Compatibility |
The solubility of other anionic and non-anionic substances is quite good. |
|
Stability |
Resistant to strong acids, high salts and hard water, it remains stable for a long time within 80℃ in conventional processes |
2. Application
●PCB circuit board industry
PCB comprehensive curing solution (Browning solution) inner layer treatment solution: Disperse copper slurry, prevent residue accumulation at the bottom of the tank and mottled board surface, and ensure uniform film color. Low moisture, high activity, undiluted formula, specially designed for high-end automotive board/server board chemicals
●Electroplating & metal surface treatment (Specialized for acidic electroplating, low-foaming and salt-resistant)
Acid galvanizing, barrel plating/rack plating nickel, plastic decorative electroplating: Color paste dispersant, enhancing the uniformity of coating gloss, with minimal foam and no interference with the brightener system.
Pre-treatment degreasing agents and spray degreasing cleaning agents for electroplating: Suspend oil stains and metal dust to prevent secondary contamination of workpieces. Form a complete set of chemical nickel potions, nickel auxiliary system: stable oxidant, solid impurities.
●Textile printing and dyeing industry (high-end dyes/printing formulas)
Commercial filling and sanding dispersion of disperse dyes and reductive dyes can enhance the fineness of dyes and eliminate color spots in high-temperature dyeing
Printing paste, discharge/anti-white printing auxiliaries:Stabilize color paste, prevent pigment sedimentation and color staining on white substrates.
Cone yarn chelating dispersant, non-foaming soaping agent:Remove cotton fluff, dye floating color, and prevent fabric from mottling. Compatible customers: High-end printing and dyeing auxiliary factories, dye production enterprises.
●pesticide formulation
Ground pesticide raw materials, no stratification or caking during long-term storage, resistant to hard water, stable in high electrolyte systems
●Coatings, inks, industrial cleaning
Water-based industrial paints,electrophoretic coatings, and printing inks: Carbon black and inorganic pigments are ground and dispersed to enhance storage stability.
Industrial pipeline heavy oil stain cleaner, phosphorus-free cleaning assistant: Dirt suspension and dispersion, enhancing cleaning power.
●other fields
Tannic tanning dispersing, papermaking filler dispersant, latex rubber stabilizer.
3.Packing
25kg Paper bag
4.storage and expiration date
Storage:cool,dry, well-ventilated warehouse, away from heat sources, moisture, strong acids and strong alkalis
expiration date:Sealed well for one year;It is recommended to use it up within half a year if it gets damp after opening