Desmodur® VL R 20

Covestro (formerly Bayer MaterialScience) 科思创

Desmodur® VL R 20 is a brown, solvent-free liquid aromatic polyisocyanate that is based on diphenylmethane diisocyanate. It is used in combination with suitable low-viscosity Desmophen products to formulate solvent-free spray coatings and sealing compounds. This product has an acidity of max. 200ppm HCI, an equivalent weight of approx. 133, and an isocyanate content of 31.5 ± 1.0%.

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