Product Specifications
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Mid East,Eastern Asia,Western Europe |
| Carboxyl No.: |
Monoacid |
| Colour: |
White |
| Appearance: |
Powder |
Product Description
Dimethylolpropionic Acid (DMPA)
Molecular formula C5H10O4
Molecular weight 134.13
CAS No 4767-03-7
Properties odorless, free flow white crystal
Melting point 185-190; Density: 0.84.
Technical indexes
Assay (%) ≥ 99 Moisture (%)≤ 0.2 Ash (%)≤ 0.03 Residual aldehyde (%)≤ 0.01 Hydroxyl value (mgKOH/g) 810-860 Fe (PPM)≤ 5 Na (PPM)≤ 30 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 can be used in water soluble PU system, water soluble alkyd resin, polyester resin, epoxy ester coating, PU elastomer and powder coating. Now, it is mainly used in coating of water soluble PU system, adhesive and leather coating agent
Specification: DMPA-I (coarse) size 0.250-0.425mm ≥ 90%, DMPA-II (refined) size 0.250-0.425mm ≤ 30% 0.150-0.250mm ≥ 50%
Packing: 25Kg in paper-plastic laminated bag or cardboard drum. 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...
Hangzhou Tonghe Chemical Industry Technology Development Co., Ltd is a trading and technical consultant company. It has two parts: Chemical equipment and chemical products.
The Company's chemical products, Dimethylolpropionic Acid (DMPA) and Dimethylolbutanoie acid (DMBA), are widely used in water-based polyurethane systems, water-borne and water-borne alkyd polyester resin, epoxy ester water-based coatings, water-based polyurethane elastomer and powder coatings, and can also be used in leather materials, LCD, ink, food additives, and adhesives.
It also agents and sells Taiwan products, Spandyer96 and Spandyer102, used in PU dyeing mordant.
Our main chemical equipment are Various types of mixer, used for solid_solid mixing (powder and powder), solid_liquid mixing (powder and liquid), etc. We focus on designing new-style mixer to meet different production demands. It has a strong and experienced R & D team. The team includes two professor-level engineer with Special Government Allowances from the State Council, three senior engineers. Several engineers and technicians.
The sales coverage of the Company extends over China, Japan, and Europe, and we are a trusted provider of chemical products to dozens of enterprises.
We insist on originality of market, technology and management, focus on maintaining close &long-term relationships with our clients. We work hard to create wonderful future together with all our customers.
