配方类型:

COATINGS

配方说明:

Polyurethane Topcoat for Plastics

配方组成:

B: "Desmodur" N75/23.1
Grind: Perl Mill
Propylene Carbonate/0.1
"Byk" 141/0.5
*Rheological additive incorporation: dry to grind.
"Tinuvin" 292 (10% in xylene)/3.7
acetate:xylene, 1:1)/28.8
"Kronos" CL 310 Pigment or "titanox" 2101 Pigment/29.2
"Modaflow" (1% in ethylene glycol monoethyl ether acetate)/0.7
"Desmorapid" PP (10% in ethylene glycol monoethyl ether acetate)/1.1
"Bentone" SD-2*/0.2
"Bentone" SD-2/0.2
A: "Desmophen" 651 (67% in ethylene glycol monoethyl ether
"Cellosolve" Acetate/8.3
"Byk" 303/0.2
"Solvesso" 100/4.2

配制方法:

PVC---18% Fineness of Grind---7..0 Visc., Stormer---58 K.U.
Visc., #4 Ford/DIN Cup---66 s Settling, static, 3 mos.---8 ASTM, 1 DIN Gloss, 20'---85