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14657-64-8 2-Carboxyethylphenylphosphinic Acid

14657-64-8 2-Carboxyethylphenylphosphinic Acid

2-Carboxyethylphenylphosphinic Acid (Cas No. 14657-64-8) is a kind of reactive halogen-free flame-retardant, which is applicable to the permanent flame-retardanting modification of polyester. The spinnability of modified polyester is fairly good as normal PET and PBT, which can be spinned by all spinning system.

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Product Details

Product name: 2-Carboxyethylphenylphosphinic Acid

Cas No. 14657-64-8

2-Carboxyethylphenylphosphinic Acid (Cas No. 14657-64-8) is a kind of reactive halogen-free flame-retardant, which is applicable to the permanent flame-retardanting modification of polyester. The spinnability of modified polyester is fairly good as normal PET and PBT, which can be spinned by all spinning system.

 

Quality Specifications

Item

Specification

Appearance

 White crystalline powder

Water   content, %

0.1   max

Melting   point,

158   min

Chlorine   ions, ppm

200   max

Acid   value, mgKOH/g

522±4.0

Iron   content, %

0.02   max

Phosphorus   content, %

14.0±0.5

Light   transmittance (300nm), %

90.0   min

Purity   (HPLC), %

99.0   min

 

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