Detailed Product Description

Polyvinylformalethynal; Polyvinylformalacetal resin.Appearance =Lumps up to 40 mm, from white to light yellow COLORformal 7-14 8.06%ethylal 58-74 61.47%acid value 0.4max 0.28kohmg/gwater content 2.0max 1.52%viscosity 200-2000 650mpa.s Viscosity mesured of 10%-solution in solvents chlorbenzene : 2- ethoxyethanol (1:1). Viscosimeter Dia 5,4 mm), sec = 20-60Chemical Structure: Application: the resin is used in production of insulating, polyurethane varnishes and heat-resistant phenolphormaldehydepoly-vinylacetal glues.