Laropal A-81 is an aliphatic aldehyde polymer decolorizing resin “aldehyde resin”, which is used in self-drying NC nitro wood coatings, PU polyurethane coatings, alkyd coatings, acrylic coatings, amino baking coatings, light-curing coatings, printing ink and general-purpose color paste special grinding resins, etc. It has a good effect on the yellowing resistance, gloss and hardness of the coating film. LaropalA-81 has good effect on yellowing resistance, gloss and hardness of coating film, etc.
Composition: Fatty aldehydes and urea polycondensation resin
Appearance: colorless to yellowish or reddish granularity
Specific gravity: 1:1
Iodine value: 1~2 max
Acid value: 3 max
Softening point: 80~95℃
Composition: Fatty aldehydes and urea polycondensation resin
Appearance: colorless to yellowish or reddish granularity
Specific gravity: 1:1
Iodine value: 1~2 max
Acid value: 3 max
Softening point: 80~95℃


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