The present invention refers to a sealant composition for roofing slates that is based on dispersions in water, a process for the treatment for roofing slate tiles with said composition by means of physical-chemical drying, and the pieces of roofing slate thus obtained....
PURPOSE:An aliphatic dibasic acid as a curing agent is blended with a base resin containing glycidyl groups in a specific proportion to produce title composition that is high resistant to alkali and whitening even when coated on roofing slate tiles. CONSTITUTION:(A) a base resin of vinyl ...
PURPOSE:An aliphatic dibasic acid as a curing agent is blended with a base resin containing glycidyl groups in a specific proportion to produce title composition that is high resistant to alkali and whitening even when coated on roofing slate tiles. CONSTITUTION:(A) a base resin of vinyl ...
The copolymer (B) is obtained by copolymerizing a carboxyl group-containing monomer, e.g. (meth)acrylic, itaconic acids, etc. with a vinyl monomer, e.g. styrene, (meth)acrylic ester, etc.ISHIKAWA NOBORUSHIYOUJI AKIOARIMOTO SHIYUNJI