Product Data Sheet
Hydroxypropyl Starch ether
HPS 901
Hydroxypropyl Starch Ether are starch based additives designed for dry mortars in building industry. These starch ethers can improve the performance and optimize the workability of dry mortar by modifying the thickness and rheology of varied dry mortars based on cement and gypsum.?Starch?ether?should be used in combination with cellulose derivatives. It can well perform in neutral and alkaline conditions, and it is compatible with other additives in gypsum or cement based building materials.
Specifications
Appearance white powder
Solid content ≥98.0%
Visocity mPa.s(NDJ,5% aqueous solution 20℃) 4000-5000
pH value 8.0-12.0
Hydroxypropyl content(%) 18-32
Application Range
- Skim coat (Putty)
- Tile adhesive/ Tile joint filler
Key Properties
- Improve sagging resistance/ anti-sagging properties
- Optimize workability
- increase open time
Dosage
0.01~0.005%?of?mortar?materials., we suggest test in lab before the final application for the best dosage.
Package and Storage
In 25kg bags
Store it in a cool, dry place below 30°C?and protected against humidity and pressing
Vality:2years
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