HPMC Powder Water-retaining for Gypsum Plaster -self-leveling
1. Prevent settlement, stratification, segregation, etc., and ensure the flow degree and operating time of self-leveling mortar
2. Reduce drainage, improve the surface effect of mortar after construction, and improve its wear resistance
3. Improve the self-healing ability of mortar, and help to form a clean surface
4. Improve the bonding force of the self-leveling mortar to the base surface and the cohesion force of itself
MELLUTEL-SL400
Application in the Self-leveling
Self-leveling mortar is a special dry mixed mortar product with self-leveling and self-compaction function; it is widely used in factories, hospitals, shopping malls, offices and well. Home furnishing and other places. MELLUTEL leveling cellulose e ther products, after special process control, widely used in various cement and gypsum based leveling Product system.
1. Prevent settlement, stratification, segregation, etc., and ensure the flow degree and operating time of self-leveling mortar
2. Reduce drainage, improve the surface effect of mortar after construction, and improve its wear resistance
3. Improve the self-healing ability of mortar, and help to form a clean surface
4. Improve the bonding force of the self-leveling mortar to the base surface and the cohesion force of itself
(n~2)/2
OR=-OH、-OCH3、-[OCH2CH(CH3)]nOH or-[OCH2CH(CH3)]OCH3
Modified products
Type Item | |
SL-400 | SL400 |
Specification of non modified products
Type Item | HPMC PD/PDS | HPMC PK/PKS | EM/EMS |
PD40M | PK40M | EM60M | |
Non surface | PD100M | PK100M | EM70M |
treatment | PD150M | PK150M | EM100M |
PD200M | PK200M | EM150M | |
EM200M | |||
Gel temperature ℃ | 58.0~64.0 | 70.0~90.0 | 70.0~90.0 |
pH | 5.0~9.0 | 5.0~8.0 | 5.0~9.0 |
Loss on drying % | ≤5.0 | ≤5.0 | ≤5.0 |
Burning residue % | ≤5.0 | ≤5.0 | ≤5.0 |
Bulk density g/L | 330~400 | 350~420 | 350~420 |
Methoxy % | 23.0~25.0 | 19.0~24.0 | 19.0~24.0 |
Hydroxypropyl % | 8.0~11.0 | 4.0~12.0 | / |
Hydroxyethoxy % | / | / | 7.0~10.0 |
Applied to gypsum features
1. improve the water retention and processability, and improve the adhesion to the substrate.
2. it is insensitive to the alkalinity of gypsum and can quickly infiltrate in various gypsum products without agglomeration.
3. it has no negative effect on the porosity of the cured gypsum product and ensures the respiratory performance of the gypsum product.
4. it has good retarding effect and does not affect the growth of gypsum crystal.
5. have proper wet adhesion to ensure the bonding ability of the material to the base surface.
6. greatly improve the construction performance of gypsum products, which are easy to spread and do not stick to the knife.
HPMC packaging and storage
Barrel or paper plastic bag lined with polyethylene film inner bag. Net weight of each bag: 25kg.
Protect from sun and rain during storage and transportation.
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