Desmophen® VP LS 2249/1 is a branched short-chain polyester polyol that is ideally used as a binder for high-quality hard and weather-stable coatings and for decorative gravel. It is a pale-colored solvent-free liquid of low viscosity. This product has an acid value of approx. 2mg KOH/g, a flash point of approx. 130°C, a hydroxyl content of 15.5 ± 1%, and a viscosity at 23°C of 1,900 ± 200 mPa·s.
Desmophen® VP LS 2249/1 is used as the hardener component in weather-stable polyurethane systems. The preferred polyol combinations are mixtures with, for example, Desmophen® 1150 or Desmophen® C 1100. Desmophen® VP LS 2249/1 is used in the formulation of hard coatings, sealing compounds and mortars for decorative gravel. The aforementioned Desmodur® grades are among the suitable co-reactants.
Covestro (formerly Bayer MaterialScience) manufactures adhesive raw materials for use in the production of contact and heat-activated adhesives, as well as reactive and hot-melt adhesives for the transportation, furniture, footwear, packaging, and construction markets. Bayer offers a comprehensive range based on polyurethane and polychloroprene, with specialty raw materials that offer UV light and weather resistance.
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