/// Polymer Modifiers

Structural Formula
	Chemical Name:	5-Sodiosulfo-Bis-(β-Hydroxyethyl)-Isophthalate
	CAS Number:	24019-46-3
	Molecular Formula:	C₁₂H₁₃O₉SNa
	Molecular Weight:	356.30
	Other Names:	Na-SIPEG-40 / SIPEG-40

Product Application:

It efficiently reduces polycondensation time in manufacture of sulfo-modified PET & copolymerizes the PET to improve its dyeing with the basic/cationic dyes.
As a reforming agent for cationic dye-able polyester based on PTA process
As a resin additive
As a surface coating agent in water dispersible enamels and in specialty paints