2,2-dimethylolbutanoic acid
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Post Date:
Aug 06,2013
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Expiry Date:
Feb 02,2014
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Detailed Description:
Specs:dmba
2,2-Dimethylolbutanoie acid (DMBA)
Molecular formula
C6H12O4
Structural formula
Molecular weight
148.16
Cas No.
10097-02-6
Properties
odorless, free flow white crystal. Melting point
108-115℃.
Technical indexes
Assay (%) ≥99
Moisture (%) ≤0.2
Ash (%) ≤0.03
Residual aldehyde (%) ≤0.01
Hydroxyl value (mgKOH/g) 728-782
Fe (PPM) ≤5
Na (PPM) ≤150
K (PPM) ≤10
P (as phosphate) (PPM) ≤10
Si (as silicate) (PPM) ≤1
Sulfate ion (PPM) ≤10
Solubility test in acetone-triethylamine clear
Uses
It is a good crosslinking agent and hydrophilic agent, or used to produce water-based high molecule system, is widely used in water soluble PU system, polyester resin and epoxy ester. With good solubility, it also is widely used in coating of water soluble PU system, adhesive and leather coating agent.. It will become a new kind of environment-friendly substitute of 2,2-Bis(hydroxymethyl)propionic acid.
Specification
DMBA-Ⅰ size 0.250-0.425mm ≥90%
Packing
25Kg in Al-foil bag. or following your demands.
Storage
sealed, kept in cool and dry place. If piled, it should be laid on wood sheet
with thickness of 10cm) and the distance from wall is 50cm..
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