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Water reducing agent polyether HPEG

Chemical Name Water reducing agent polyether HPEG
CAS Number
Product Number OC000002
Molecular Formula
Molecular Weight

Product name

Methyl allyl polyoxyethylene ether (HPEG)


 

Chemical molecular formula

CH2=CH(CH3)  (OCH2CH2)n OH

 

 Characteristics: 

1、white or yellowish solid in flake 

2、 high reactivity, high utilization rate of raw materials,high ratio of Effect-Cost

3、The technology for producing PCE basing on HPEG is simple,environmental,high level of automation and quality stable.

Item

Unit

Specification

Appearance(25℃)

/

white to yellowlish flake

Hydroxyl Value

mgKOH/g

23.0-25.0

PH

/

5.0-7.0

Degree of Unsaturation

mol/kg

≥0.37

Double bond Retention

mmol/g

≥90%

 

Performance characteristics of produced PCE basing on HPEG: 

HPEG react with unsaturated Acid such as Acrylic Acid,Maleic Anhydride. The produced PCE has features of high ratio of effect-cost,high rate of water reducing, good slump retention and excellent durability.

·high ratio of effect-cost. When reaching the same water reducing rate, smaller dosage , higher ratio of effect-cost.

·Lower dosage, higher water reducing rate. When dosage is 1.0% (calculated in quantity of binding materials) basing on 20% solid contents PCE, water reducing rate can reach 30-35%。

·Good slump retention. The slump loss of Concrete in 1 hour is small.

·Excellent durability.Reduce the dosage of water in a lot, improve the durability of concrete.

·Environmental.There are no harmful chemicals such as Formaldehyde, microcrystalline Chloridion and Sulfate Radical in the process of producing PCE.

 

Application field: 

The PCE basing on HPEG can be used in retarding concrete,precast concrete,cast -in-place concrete,high performance concrete,flow state concrete,self-compacting concrete and mass concrete. It is widely used in project such as high-speed railway,large bridge,hydroelectric project,nuclear power plant,metro,high way,harbor.

 

Packing specification: 

    Flake in 25KG/PE bag.

 

Store and transport: 

 Non-toxic,Non-ignitable. It can be transported as common chemicals. Store it in dry and ventilate place,avoiding sunniness and rain.

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