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Bis-MPA/DMPA 4767-03-7 for waterborne polyurethane

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  Post Date: Aug 24,2016
  Expiry Date: Feb 20,2017
  Detailed Description: Cas No. :4767-03-7 Specs:99%
DMPA 4767-03-7 for waterborne polyurethane
CAS NO.:4767-03-7
Chemical name: 2,2-Dimethylol Propionic Acid
Structural Formula: CH3-C(CH2OH)2-COOH
Molecular Formula: C5H10O4
Molecular Weight:134.13

Appearance :White powder
Hydroxy content %:≥99
Hydroxyl value ,mgKOH.g-1:815~870
Melting point °C:≥180°C
Chroma (PT-CO):≤150#
Water content %:≤0.3
Ash content%:≤0.03
Residual formaldehyde%:≤0.03
Acid value mgKOH/g:410.0-418.0
Fe (PPM):≤5
Na (PPM):≤50
K (PPM):≤10
P (PPM):≤10
Si (PPM):≤1
Sulfate ion (PPM):≤10
Acetone -triethylamine dissolution test
clear transparent

Usage: 2,2Dimethylol Propionic Acid is a versatile organic raw materials. It is a chain extender in the manufacturing of waterborne polyurethane and can make polyurethane achieve self-emulsifying performance, being the waterborne polyurethane emulsion which has good stability. It is also used in the producing of polyurethane emulsion leather finishing agent, which is the upgrade products of traditional emulsive polyacrylate leather finishing. Used as addictive in modifying polyester resin ; the raw material of making photosensitive resin and liquid crystal ; epoxy ester coatings, PU elastomers and powder coating ; used in producing magnetic materials and adhesives to make recording tape , video tape, computer tape, data recording tape and magnetic card, etc.

  CAS Registry Number:

4767-03-7
  Synonyms: ;Dimethylolpropionic acid;dihydroxypivalic acid;2,2-Dimethylol Propionic Acid;3-Hydroxy-2-(hydroxymethyl)-2-methyl-propanoic acid;3-hydroxy-2-(hydroxymethyl)-2-methylpropanoate;DMPA;2,2-Dimethylolpropionic acid;2,2-Bis(hydroxymethyl) propionic acid;
  Molecular Formula: C5H10O4
  Molecular Weight: 134.1231
  Molecular Structure: 4767-03-7 2,2-Bis(hydroxymethyl)propionic acid
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R36/37:;
  Safety Description: S26:;
S37/39:;

  Company: SHENZHEN VTOLO INDUTSTRIAL CO., LTD     [ China ]          
  Contact: Yolanda Lixia Yang
  Tel: 0755-27670086
  Fax: 0755-27670086
  Email: yolanda@vtolo.com
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