化學(xué)配方數(shù)據(jù)庫(kù)
| 配方類型： |
COATINGS |
| 配方說明： |
Polyurethane Topcoat for Plastics (Two-Component) |
| 配方組成： |
Methyl Ethyl Ketone/47.20
"Modaflow" (10% in "Dowanol" PMA)/2.75
"Desmorapid" PP (10% in "Dowanol" PMA)/5.50
Vinyl Resin Solution/157.32
"Chlorothene" SM/272.02
B: "Desmodur" L-2291/86.52
"Dowanol" PMA/39.33
"Chlorothene" SM/62.24
"Chlorothene" SM/39.33
VAGH/31.46
A: "Desmophen" 1300/200.45
"UCD"-4756V White/305.02 |
| 配制方法： |
Combine Parts A and B prior to use. May be reduced with "Chlorothene" SM to desired spray viscosity.
Solids (by wt.)---45% Solids (by vol.)---37% Visc. (#2 Zahn)---30-35 s Visc. (#2 Zahn) reduced with 20 gal "Chlorothene" SM---20-25 s NCO/OH---1.1 Pot Life--->2 h P/B---0.68 lb VOC/gal---3.5 Dry-to-Handle---Overnight Leveling---Good Pencil Hardness "Bonderite" 40 steel---B "Lexan" polycarbonate---B Cross-Hatch Adhesion "Bonderite" 40 steel---100% "Lexan" polycarbonate---100% Reverse Impact (in. -lb)---100 Flexibility, 0.25 in. Mandrel---Pass Flexibility, 0.125 in. Mandrel---Pass |
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