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[Chemical Knowledge]：Properties and uses of dimethylol propionic acid

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Dimethylolpropionic acid (Dimethylolpropionic, DMPA) is an important organic chemical raw material, which is widely used in the field of chemical production. It has unique properties and a wide range of uses, and plays an important role in improving the performance and quality of chemical products.

1. Dimethylol Propionic Acid Properties

1. Physical Properties: Dimethylol Propionic Acid is a white crystalline powder with a high melting point, generally between 165-170°C, soluble in water and organic solvents such as ethanol, Slightly soluble in ether and benzene.

2. chemical properties: dimethylol propionic acid molecule contains carboxyl and hydroxymethyl functional groups, so it has acidic and alcohol properties. It can react with bases, acid anhydrides, esters and other compounds to generate corresponding salts, esters and amides.

2. dimethylol propionic acid uses

1. Plastic additives: dimethylol propionic acid can be used as plastic additives to improve the toughness and strength of plastics, prevent plastics from aging, and extend service life.

2. Coating additives: Adding dimethylolpropionic acid to the coating can improve the adhesion and water resistance of the coating, and increase the service life and decorative performance of the coating.

3. Adhesive additives: Dimethylol propionic acid can be used as an adhesive additive to improve the bonding strength and water resistance of the adhesive and increase the service life of the adhesive.

4. Cellulose derivatives: Dimethylol propionic acid can be used to prepare cellulose derivatives, such as carboxymethyl cellulose, etc., these derivatives have good water solubility, thickening and water retention properties, and are widely used in papermaking, printing and dyeing, medicine and other fields.

In conclusion, dimethylol propionic acid as an important organic chemical raw material has a wide range of uses in the field of chemical production. By understanding its nature and use, we can better grasp its application and development trend, and provide strong support for the development of chemical production field.

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