配方类型:

MISCELLANEOUS

配方说明:

Vinyl Acetate/Butyl Acrylate Copolymer

配方组成:

Sodium Vinyl Sulfonate (25% sol'n.)/3.00 g
Ferric Sulfate Hydrate/0.09 g
E: Feed 3
Sodium Vinyl Sulfonate (25% sol'n.)/25.80 ml
"Discolite" Sol'n./139.50 ml
"Surfynol" 104/1.50 g
Deionized Water/93.60 ml
Sodium Persulfate (10% sol'n.)/43.20 ml
EDTA Disodium Salt/0.18 g
Sodium Acetate/14.40 ml
Monomer Blend/30.00 ml
Deionized Water/360.00 ml
Monomer Blend
Residue of Blend I
Sodium Persulfate (10% sol'n.)/14.40 ml
Blend I:
Vinyl Acetate Monomer/662.40 g
Butyl Acrylate Monomer/172.80 g
"Discolite" Sol'n./4.50 ml

配制方法:

Load reactor with nitrogen and add Part A. Deaerate with nitrogen.
Heat. When temperature reaches 60 C add Part B. After 20 min, gradually add Parts C, D, and E. Complete addition of Parts C and E in 2 h; complete addition of Part D in a h and 20 min. When temperature reaches 64 C, remove heat. Maintain reactor temperature at 65 C for remainder of addition period and for an additionnal 40 min. Continue stirring until cool to room temperature.