COATING COMPOSITION FOR WEATHER STRIP OF AUTOMOBILE, ABRASION-RESISTANT COATING MATERIAL PREPARED FROM IT, AND PREPARATION METHOD THEREOF
PURPOSE: A composition for coating weather strip of an automobile is provided to obtain excellent abrasion resistance by including polypropylene having high melting strength and a high-density polyethylene resin composition in a specific composition ratio. CONSTITUTION: A composition for coating wea...
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Zusammenfassung: | PURPOSE: A composition for coating weather strip of an automobile is provided to obtain excellent abrasion resistance by including polypropylene having high melting strength and a high-density polyethylene resin composition in a specific composition ratio. CONSTITUTION: A composition for coating weather strip of an automobile comprises: 20-80 parts by weight of high-density polyethylene having an average molecular weight more than 300,000; 20-80 parts by weight of the high-density polyethylene having an average molecular weight of 150,000-250,000; and 10-40 parts by weight of a high melting strength polypropylene having the average molecular weight more than 300,000. |
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