Toluene diisocyanate manufacturer Knowledge Nanya Formosa Asahi FAS PTMG1000 polytetramethylene ether glycol PTMEG1000 molecular weight 25190-06-1

Nanya Formosa Asahi FAS PTMG1000 polytetramethylene ether glycol PTMEG1000 molecular weight 25190-06-1

author: Post: 12/06/2023 37read Comments Off

Product Name :FAS PTMG

Level ：1000 (molecular weight)

Other names ：PTMEG, PolyTHF

Product Description ：Polytetrahydrofuran ether, polytetramethyl ether Diol

Purpose ：Polyurethane raw materials and other polymers and polymer modifiers

Physical and chemical properties

Appearance	None Transparent liquid (white waxy solid below melting point)
Smell	None
PH	中 Sex
Vapor pressure	Tiny
viscosity	235 mPa.s(at40℃)*
Density	0.97 - 0.98 g/cm3
Melting point	21℃*
Boiling point	≥200℃
Specific heat	0.5 – 0.52 cal/g・℃*
Solubility	Insoluble Yu Shui,Easily soluble in strong acid, benzene, ketone, etc.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/15532