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Imported Premium Chain Extender

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Product categories of Imported Premium Chain Extender, we are specialized manufacturers from China, Imported Premium Chain Extender, Textile Auxiliary Agent suppliers/factory, wholesale high-quality products of Pvc Resin Heat Stabilizer R & D and manufacturing, we have the perfect after-sales service and technical support. Look forward to your cooperation!

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properties of the products. Chain extenders are alcohols or amines with low molecular weight multifunctional groups containing hydroxyl or amino groups. Common alcohols chain extenders include 1,4 dibutanediol (BDO), 1,6 dihexanediol, glycerol, trimethylolpropane, diethylene glycol (DEG), triethylene glycol, neopentyl glycol (NPG), sorbitol, diethylaminoethanol (DEAE), etc. Amine chain extenders include MOCA and formaldehyde modified liquid MOCA, ethylenediamine (DA), N, N-dihydroxyl (diisopropyl) aniline (HPA), etc. There is hydroquinone two (-hydroxyethyl) ether (HQEE), used as a polyurethane adhesive chain extender, its products heat resistance, hardness and elasticity are higher than the general use of chain extender. [1]

Necessary reagents in the production of polyurethane, polyurethane is a prepolymer formed by the reaction of aliphatic and aromatic monomers containing diisonitrile with polyesters or polyethers containing binary or polyols. When applied, chain extenders are added to shape the resin. Common chain extensions are small alcohols containing binary or polyols, amino, iminoid, or ether alcohols.
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