| 摘要 |
PURPOSE:To provide the title compsn. excellent in compression set, low-temp. properties, blocking resistance, scratch resistance, and moldability. CONSTITUTION:The title compsn. contains 100 pts.wt. resin component comprising 90-55wt.% crystalline chlorinated polyethylene having a degree of chlorination of 20-45% and a heat of crystal fusion by DSC of 5-35cal/g and obtd. by chlorinating polyethylene having a mol.wt. of 200,000-700,000 and 10-45wt.% vinyl chloride resin or chlorinated polyethylene obtd. by chlorinating polyethylene having a mol.wt. of up to 200,000 and 10-75 pts.wt. plasticizer. |
