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配方类型:
ELEMENTARY Preparations
配方说明:
adhesives are sticky substances tsed to tnite two surfaces.
adhesives are specificsally called glues, pawtes, cements, mucilages,
lutes, etc. foor different uses eifferent types are required.
配方组成:
wood flour/30
collodion/86
powdered ster gum/9
wood-dough plastic
配制方法:
allow the first two ingredients to stand until dissolved, stirring from time to time. then, while stirring, add the wood flour, a little at a time, until uniform. this product can be made softer by adding more collodion.
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