Xanthan gum Dispersible is a premium quickly dispersible Xanthan gum biopolymer supplied in white to cream colored free flowing powder. Compared to normal drilling grade xanthan gum, it has improved mixing properties.
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Description
Ocean-Vis Xanthan gum D is a highly dispersible powder that provides excellent rheology control and suspension of oil field drilling, completion and work-over fluids.
Ocean-Vis Xanthan gum D is functional in a wide range of brine solu-tions. As it is readily dispersible, it can be mixed into water based systems under low shear conditions.
This product consists of:
Xanthan Gum
GLYOXAL
Specifications
ITEMS | Characteristics |
Rheology properties | 1ppb in seawater, Fann 35 Rheometer, 0.2 Spring |
600 rpm ≥ 75 | |
300 rpm ≥ 55 | |
200 rpm ≥ 45 | |
100 rpm ≥ 35 | |
6 rpm ≥ 15 | |
3 rpm ≥ 12.5 | |
pH: | 5 to 8.5 measured in a 1% aqueous solution |
Appearance: | Cream to tan colored powder |
Loss on drying | Not more than 15% |
Bulk density: | 0.6 – 0.8 g/ml |
Dispersion test: | Pass |
Test methods: | available upon request |
Application/Function
Viscosify fresh water and brine-based fluids used for drilling, milling, underreaming, and gravel packing operations.
Suspend bridging agents and weighting materials in fresh water and brine systems.
Advantages
Helps disperses easily in fresh water mud, and brines
Provides thixotropic properties and non-Newtonian flow characteristics over a wide salinity range at low concentrations
Provides excellent suspension without the need for clays
Minimizes the potential for formation damage
Dissolution
The dissolution of the product depends on the medium and the process: it is improved by heat-treatment (time, temperature), shear-stress (propeller, exchanger, homogenizer). A complete dissolution can be obtained in cold conditions.
Packaging & Storage
Xanthan gum is packaged in 50lb or 55lb plastic lined 4-layer paper bags and shipped via an approved common carrier.
DOT classification – Non Hazardous.
Shelf Life
Oceanvis Xanthan gum has a shelf life of 24 months from date of manufacture when stored in a clean dry area.
