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Hydroxy propyl methyl cellulose

Hydroxy propyl methyl cellulose


Description:

HPMC products help building materials apply more easily and perform better. They provide water retention and cohesiveness to mixtures. With special modification, our hydroxypropylmethylcellulose derivationves can be used to contril thickening, water demand, workability, sag resistance, strength and other important properties of the final product.

Specification:

ITEM

STANDARDS

Appearance

White or off-white powder

Methoxyl Content(%)

19~30

Hydroxypropoxyl Content(%)

4~12

Moisture(%)

≤5.0

Ash(%)

≤1

PH-Value

4-8

Chloride(NaCl)%

≤0.2

Arsenic Salt (ppm)

≤2

heavy metal (ppm)

≤20

Viscosity 2% in water at 20℃(mpa.s)

5~180000

Application:

The different grades are chemically and physically optimized for adjusting and controlling specific properties of dry mortars and building products(cement and gypsum based). They are available in different molecular weights,particle sizes and modifications.

Packing: 25kg/Plastic coated polypropylene woven bag or as customers’ requests.