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化學(xué)配方數(shù)據(jù)庫(kù)
配方類(lèi)型： PAPER
配方說(shuō)明： Water-Resistant Coating for Paper
配方組成： 28% Aqueous Ammonia/15
Oleic Acid/10
Zein/50
Solvent/20-50
Water/300
Rosin/40
配制方法： In making formula 2, the rosin and oleic acid are first dissolved in the solvent. Zein is slurred in the water with stirring; ammonia is added to the slurry, followed by the cool solvent-oleic acidrosin solution. Stirring is continued until the solution is complete. The most satisfactory solvents are n-butyl alcohol, ethylene glycol monobutyl ether, or methyl isobutyl ketone.

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