Sinocure Chemical Group

Sinoflare® Flame Retardant

Sinoflare® 3-HPP/CEPPA Esterified liquid

Sinoflare® 3-HPP/CEPPA is a kind of Flame Retardant which contains oxidized phosphine and may copolymerize with ester to produce copolyester.It is active and has high thermal arrest ability and high oxidation stability,it also is hydrolization-resistant.

SKU SCGFR004 Category

Sinoflare® 3-HPP/CEPPA Esterified liquid

Synonym: 3-Hydroxyphenylphosphinyl-propanoic acid ;2-carboxyl ethyl(phenyl)phosphinic Acid

Cas No.:14657-64-8

Molecular Structure:


Appearance Colorless liquid
Main content ≥72%
DEG ≤0.5%
Iron Content(%) ≤100ppm
Phosphorus content(%) 5.5;6.4
Chloride ion content(%) ≤50ppm
Acid Value ( mg KOH/g) 65.0±5.0
Moisture (K.F ,%) ≤0.2




Sinoflare® 3-HPP/CEPPA is a reactive halogen-free flame retardant, suitable for permanent flame retardant modification of spinning grade PET and PBT. This product is a prepolymer of flame retardant CEPPA and ethylene glycol, and the phosphorus content is controlled according to customer needs . This product has a good hue and is beneficial to increase the degree of polymerization of flame-retardant PET. It can also be used as a polymerization monomer for halogen-free flame-retardant modification of polyurethane. This product has passed OEKO-TEX standard certification.


Being kept in dry, clean warehouse with well ventilation.

Avoid exposing to light and heating.

Protecting the product from leakage, rain and insolation during transportation.


Chemical Name

3-Hydroxyphenylphosphinyl-propanoic acid

Cas No.







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