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雅瑞化工

YaRuiChem

Zhang Jia Gang YaRui Chemical Co., Ltd.

Mainly export of phosphate ester flame retardants and polyurethane
curing chain extenders, supplemented by domestic sales

Location: Home > Products > Curing Agent|Chain Extender > 2,2-Dimethylolpropionic Acid|DMPA

2,2-Dimethylolpropionic Acid|DMPA

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.

 

★ Basic elements of the product

Appearance: white crystal

Cas No: 4767-03-7

Packing: 25Kg fiber paper drum

  • Product description
  • Product Quality Checklist
  • Product Process
  • COA,TDS,MSDS

 1. Product Overview

Molecular formula: C5H10O4

Molecular weight: 134.13

CAS number: 4767-03-7


2. physical and chemical indicators:

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

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


2,2-Dimethylolpropionic Acid (Chain Extender Hydrophilic Agent DMPA) Uses: DMPA Is A Diol With Both Hydroxyl And Carboxyl Groups, Multifunctional Hindered, Free Acid Groups In The Base After Neutralization, The Water-Solubility or Dispersibility Of The Resin Can Be Actively Improved; Polar Groups Are Introduced To Improve The Adhesion Of The Paint And The Dyeing Performance Of The Synthetic Fiber; And The Alkali Solubility Of The Coating Is Increased. DMPA Is A Versatile organic Raw Material. This Product Is Both A Chain Extender And A Self-Emulsifying Property In The Manufacture Of Water-Borne Polyurethanes. It Can Be Made Into Self-Emulsifying Water-Based Polyurethanes With Excellent Stability; It Is Also Used In The Preparation Of Polyurethane Water-Emulsion Leather Finishing Agents, Which Are Traditional Waters. Upgrading Products Of Latex Polyacrylate Leather Finishes; Used As Additive To Improve Polyester Resins; Used As A Raw Material For The Manufacture Of Photosensitive Resins And Liquid Crystals; For Epoxy Ester Coatings, Polyurethane Elastomers And Powder Coatings; Magnetic Recording Materials And Their Adhesives For The Production Of Audio Tapes, Video Tapes, Computer Tapes, Data Recording Tapes And Magnetic Cards.

Use:

1. Important raw materials for paints, adhesives, resins and other chemical products.

2. It is an important raw material for paint, adhesive, resin and other chemical products. It can also be used in leather chemical materials, liquid crystals, inks, food additives and adhesive chemicals. It is used to prepare polyurethane water emulsion leather finishing agent, photosensitive resin, magnetic recording material and adhesive.

3. Used to prepare polyurethane water emulsion leather finishing agent, photosensitive resin, magnetic recording material and its adhesive, etc.



3.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.

HONORS

Outstanding private enterprise in Jiangsu Province
Jiangsu Credit Integrity Brand Enterprise
Jiangsu Top Ten Advanced Customer Satisfaction Advanced Enterprise
Jiangsu Province Quality and Safety Qualified Units
Jiangsu Province Green Environmental Protection Technology Innovation Enterprise
ISO-9001-Quality Management System Certification
Jiangsu AAA quality, service and integrity enterprise
Jiangsu Province Quality and Safety Management AAAAA Brand Enterprise

1

Curing Agent|Chain Extender

2

Phosphate Flame Retardants|Plasticizers

3

Antioxidants|Stabilizers|Defoamers

Company news

Industry news

Links:

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Copyright(C)2020, Zhang Jia Gang YaRui Chemical Co., Ltd. All Rights Reserved.  Copyright Notice 備案字號:蘇ICP備16022783號

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