Jiangsu Jinkailun Textile Technology Co., Ltd.--Modified Polyether TPEG-108 as a Novel Raw Material for Polycarboxylic Acid Water Reducing Agent

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Jiangsu Jinkailun

Modified Polyether TPEG-108 as a Novel Raw Material for Polycarboxylic Acid Water Reducing Agent

Application field:
This product is mainly used for the production of polycarboxylic acid high-performance water reducing agent series products. By conducting free radical initiated copolymerization with acrylic acid, polycarboxylic acid water reducing agent products with excellent performance can be obtained.
Product characteristics:
1. This product has good water solubility and will not hydrolyze or deteriorate.
2. This product has a narrow molecular weight distribution, low diol content, and high double bond retention rate. Greatly improved polymerization reaction activity, high product conversion rate, high effective content of polycarboxylic acid water reducing agent synthesized with it, and excellent comprehensive performance of the water reducing agent.
Product indicators:

appearance（25°C）	Slightly yellow to light yellow flakes
degree of unsaturation	≥0.30
hydroxyl value（mgKOH/g）	22.50±2.5
PH value (1% aqueous solution)	4.5—7.0

Performance indicators of synthesized polycarboxylic acid water reducing agent:

appearance	Colorless to slightly yellow viscous liquid
solids，%	40±1%
water reducing rate，%	29±1%
Retention rate of 1-hour slump of rubber sand，%	85±3
Compressive strength ratio，%	3 days	175
	7 days	165
	28 days	155
chloride ion content，%	≤0.1

Packaging specifications:
25kg woven bag packaging.
Transportation and storage:
This product is non-toxic and non flammable, and can be transported using conventional chemical transportation methods. Store in a dry and cool place, avoid direct sunlight, and the product has a shelf life of 1 year.

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