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化學(xué)配方數(shù)據(jù)庫(kù)
配方類型: ADHESIVES
配方說(shuō)明: Front-Seal Envelope Adhesive (Water-Based Dextrin)
配方組成: Visc. (Brookfield) @ 80 F/5,000-10,000 cps
Heat to 195 F. Hold 1 h. Cool to 140 F. Add polyvinyl acetate
emulsion
well.
Polyethylene Glycol 400/0.2
Tributyl Phosphate/0.1
Water/32.9
*Potato, tapioca, or waxy maize-based canary dextrins give best
Corn Syrup (or other suitable plasticizer)/1.1
properties.
Mix and cool.
Sodium Bisulfite/0.1
Properties:
Suitable Dextrin*/63.5
Staleys 955 SR Tapioca dextrin, or Stadex 230 dextrin should perfor

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