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US07019077B2 Resin composition for primer 失效
底漆用树脂组合物

Resin composition for primer
摘要:
The present invention provides a resin composition for a primer comprising (a) 100 parts by weight of a chlorinated polyolefin having a chlorine content of 5–50 wt. % and a weight-average molecular weight of 30000–120000, and (b) 15–80 parts by weight of a hydroxyl-containing petroleum resin.
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