2,2-Bis(Hydroxymethyl)Propionic Acid|Chain Extender Hydrophilic Agent DMPA
Description:
Product Overview:Appearance:
Colorless Transparent Liquid.Packing: 25Kg Fiber Paper DrumMonthly Production: 20 Tons
Use:
2,2-Dimethylolpropionic Acid (Chain Extender Hydrophilic Agent DMPA) Is An Odorless, White Crystal, An Existing HydroxylThe Radical Has A Carboxyl Group, A Multifunctional Hindered Diol Molecule, And The Free Acid Group Can Be Accumulated After Being Neutralized With An Alkali.Extremely Improves The Water Solubility Or Dispersibility Of The Resin; The Introduction Of Polar Groups Improves The Adhesion Of The Coating And Synthetic FibersDimensional Dyeing Properties; Increase The Alkali Solubility Of The Coating. DMPA Is A Versatile Organic Raw Material. This Product IsWater-Based Polyurethanes Are Both Chain Extenders And Self-Emulsifying Properties For Polyurethanes.Good Self-Emulsifying Waterborne Polyurethane; Also Used In The Preparation Of Polyurethane Water Emulsion Type Leather Finishes, Is A Traditional WaterUpgrading Products For Latex Polyacrylate Leather Finishes; Used As Additive For Improved Polyester Resins; Used AsPreparation Of Raw Materials For Photosensitive Resins And Liquid Crystals; For Epoxy Ester Coatings, Polyurethane Elastomers And Powder Coatings; ForManufacturing Magnetic Recording Materials And Adhesives For The Production Of Audio Tapes, Video Tapes, Computer Tapes, DataRecord Tapes And Magnetic Cards.
Physical Indicators
English Name: 2,2-Bis(Hydroxymethyl)Propionic Acid,Chain Extender Hydrophilic Agent DMPA
Chinese Name: 2,2-二羟甲基丙酸,扩链剂亲水剂DMPA
Chinese Alias: α,α-Bis(Hydroxymethylpropionic Acid),
Molecular Formula: C5H10O4
Molecular Weight: 134.13
C A S Number: 4767-03-7
Physical And Chemical Indicators: 2,2-Dimethylolpropionic Acid (Chain Extender Hydrophilic Agent DMPA) Is An Odorless, White Crystalline, Soluble In Water, Methanol, Dimethylformamide, Etc., Insoluble In Acetone, Benzene , Toluene And So On. . The Neopentyl Structure Gives It Good Heat Resistance, Water Resistance, And Color Stability. It Has Both The Properties Of Alcohols And The Nature Of The Structure Of The Hydroxy Acid Compounds, Giving It Some Special Uses.
Item Indicator Item Indicator
Melting Point (℃) ≥180 Iron Fe3+ (PPM) ≤5
Content (%) ≥99 Sodium Na+ (PPM) ≤50
Water (%) ≤0.3 Potassium K+ (PPM) ≤10
Hydroxyl Value (mgKOH/g) 810～860 Phosphorus PO43- (PPM) ≤10
Acid Value (mgKOH/g). 414.2-418 Silicon SiO2 (PPM) ≤1
Wreckage (%) ≤0.03 Ash (%) ≤0.03
Sulfate Ion SO42-(PPM) ≤10
Acetone-Et3NSolube Experiment Transparent
Packaging
2,2-Dimethylolpropionic Acid (Chain Extender Hydrophilic Agent DMPA) Package And Storage: 25Kg Fiber Paper Drums, Stored In Ventilated, Dry, Away From The Fire, And Meet The Fire Protection Requirements Of The Warehouse.
