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Davan 7:
Used as a deflocculant .
There is a great explanation of it at Tony Hansen’s Ceramics Materials site:
He says:
“Darvan No. 7 is a high molecular weight, long chain polymer that has been used successfully as a general purpose dispersing agent for both ceramic bodies and glazes.”
Quantity discounts are available up to 5 Gallon: Please call us toll free for pricing: 888.774-2529
October 25, 2005
RTV Product Code: 14395
Composition: Sodium polymethacrylate aqueous solution
Physical State: Water-white liquid
Specification Test Method
*pH, 5% Solution 9.0-11.5 T-19
*Specific Gravity 1.13-1.17 T-9A
*Total Solids 24.0-26.0% T-2B
*Viscosity at 25C, Brookfield, 75 cps maximum T-60
LVF, #1 spindle at 60 rpm
GENERAL INFORMATION
Typical values not routinely measured or reported on the Certificate of Analysis.
Foaming Very Slight
Stability Stable over a wide pH range
Solubility – Very soluble in aqueous systems.
*Certified Property
Uses – For NR and SR latexes. Non-discoloring dispersing agent for preparing high solids dispersions.
DARVAN is a registered trademark of R.T. Vanderbilt Company, Inc.
