Application	Brands	Properties	Recommended use
Bridging agent for medium and low temperature PU coatings	HS740	High reactivity, fast drying, light color, high gloss, good storage stability	Curing agent for various polyurethane paints
Bridging agent for medium and low temperature PU coatings	HS750	High reactivity, fast drying, light color, high gloss, good storage stability	Curing agent for various polyurethane paints
Bridging agent for medium and low temperature PU coatings	HS775	High reactivity, fast drying, light color, high gloss, good storage stability	Curing agent for various polyurethane paints

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成人AV在线一区二区国内精品视频网站一区二区午夜无码国产理伦丁香婷婷在线

成人AV在线一区二区 国内精品视频网站一区二区 午夜无码国产理伦 丁香婷婷在线