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配方類型: ADHESIVES
配方說明: Spirit-Soluble Laminating Varnish
配方組成: Caustic soda (50%)/11.2
Isopropyl alcohol/330.0
Water/145.0
Phenol/564.0
Paraformaldehyde (91%)/236.0
配制方法: Add all ingredients except isopropyl alcohol to the reactor. Heat to 60C when the reaction will become exothermic and mixture will heat to 93C in about 20 min. Continue heating at 93C for 1-3/4 hr. Discontinue heating and add isopropanol. Curetime at 160C is 58 sec.

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