Tetrabromophthalate diol

category:Tetrabromophthalate diol
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Release date:2018/01/09
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Detailed description

Chemical Name: Tetrabromophthalate diol

Brand Name: EcoFlame B-627

Equivalent Grade: PHT-4 DIOL

CAS NO.: 20566-35-2

Chemical formula: C15H16O7Br4

Molecular Weight: 627.5

Chemical Structure:

Application:

Ecoflame B-627 is a kind of reactive flame retardant intermediates mainly used for flame retardant rigid foam, which is an amber viscous liquid, and is mainly used as a reactive flame retardant to produce I-grade and II polyurethane foams (PUR). The foaming material containing Ecoflame B-627 is very low in smoke and flame spreading speed, and the foamed plastic materials used in it can obtain excellent physical properties and low cost, and can be used to produce flame-retardant polyurethane washers, elastomer materials, coating adhesives and textiles.

Technical Data sheet：

Items	B-627 HV				B-627 LV
Items	Specification	Analysis result	Specification	Analysis result	Specification	Analysis result
Appearance	Amber Liquid	Amber Liquid	Amber Liquid	Amber Liquid	Amber Liquid	Amber Liquid
Bromine content (%)	44.0min	46.3	42.5min	43.0	42.0min	42.8
Acid value（mgKOH/g）	1.0max	0.86	1.00max	0.42	1.00max	0.25
Hydroxyl value（mgKOH/g）	150-235	208	190-265	245	210-275	260
Viscosity（cps，25℃）	70,000-120,000	100,000	30,000-70,000	35,000	15,000-30,000	20,000
Water content(%)	0.20max	0.07	0.20max	0.07	0.20max	0.10