Chemicals for Paper and Cardboard

Product name Application Appearance Composition pH level and ionicity Solubility Features How to use
CELESTAR
40R
Water repellent for corrugated cardboard and paper Slightly yellowish milky white liquid Solid paraffins
Natural resin modified products
Soap
10.0 (1% aqueous solution: representative value)
Anionic/Nonionic
Solid content: 33%
Disperses and dissolves in water Provides high water repellency
Excellent mechanical stability
Excellent water resistance
Minimal temperature dependence during drying
Dilute the product 5 to 10 times and apply the resulting solution to ensure a coating distribution of 6 to 8 g/m2 (wet weight) of the product.
OP-603 Fluorescence quencher for paper Brown liquid Polyalkyl quaternary ammonium salts of polyalkylene polyamine dicarboxylic acid condensation products 5.0 (1% aqueous solution: representative value)
Cationic
Solid content: 50%
Water soluble Reacts with fluorescent dyes to remove unwanted fluorescent effects
Effective for cleaning fluorescent dyes from equipment and switching fluorescent paper to fluorescent-free paper
Pulp concentration: 0.5% to 1.0% of OP-603 is added to a 3.2% solution (containing 0.16% fluorescent paper) in terms of pulp wt%.