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配方類型：	COATINGS
配方說明：	Asphalt Cutback Roof Coatings (Black)
配方組成：	Talc (16-micron average size)/5.5 Bentone SD-1/0.5 Pulpex E-DH/1.5 Talc (5-micron average size)/5.5 Asphalt Solvent Cutback (65% solids)/87.0
配制方法：	Add Bentone SD-1 slowly to solvent cutback; stir for 15 min. Add Pulpex E-DH; mix until strong uniform gel is obtained. Add talc; mix thoroughly until smooth. Physical Properties: Visc. (Brookfield, #7 spindle, 20 rpm, 73 F)---53,000 cps

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