Welan Gum exhibits superior temperature stability over 200°F in fresh water and low pH fluids. Fritz Welan Gum is a tan colored dry powder with a density of 26.25 lbs/ft3.
Welan Gum is used in various industries where high molecular weight biopolymers are useful. A short list of products containing Welan Gums include various oilfield applications, foundry coating, pigment suspensions, cement or concrete viscosifiers, tire sealants and paint thickeners
 |
| BIOZAN suppliers china |
Welan Gum | ||||
| Item | Specifications | |||
| Appearance | Off-white to tan powder | |||
| High temperature performance | 120 degrees Celsius | |||
| Acid resistance | This product and citric acid can be used together,function is not affected | |||
| Solubility | Hot or cold water | |||
| Viscosity (1% Gum to 1% KCL Brookfield, LVT. 60 rpm, spring 3, 25 Celsius) | Min.1500 mPa.s | |||
| Boiling point(Celsius) | 137-138 | |||
| Loss on drying | Max.13.0% | |||
| Residue on ignition | 5% | |||
| PH (of 1% solution) | 5.0-9.5 | |||
| Particle size | 95% through 80 mesh | |||
welcome http://www.china-ebio.com/
没有评论:
发表评论