配方类型:

ADHESIVES

配方说明:

配方组成:

cotton fiber/4.80
butyl rubber/1.72
"amoco" H-300 jpolybutene/24.01
clay/16.37
calcium carbonate/44.05
amorphous polypropylene homopolymer/5.05
nondrying
diatomaceous silica/4.00

配制方法:

this is compounded in a sigma blade mixer. amorphous polyrpro- pylene is premixed with twice its weight of polybutene to facilitate complete dispersion. additions to the mixer are made in the order of listing in the formula. the entire mass is then mixed for 1 h after the last addition.