attapulgite


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attapulgite

[‚ad·ə′pəl‚jīt]
(mineralogy)
(Mg,Al)2Si4O10(OH)·4H2O A clay mineral with a needlelike shape from Georgia and Florida; active ingredient in most fuller's earth, and used as a suspending agent, as an oil well drilling fluid, and as a thickener in latex paint.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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AMI is the world's largest supplier of gel quality attapulgite and is the largest supplier of air-float kaolin to the glass manufacturing process.
Parker stated that the rate of construction and infrastructure development in emerging economies is one factor that is increasing demand for attapulgite. Jeffrey B.
method) Cd content ([micro]g/g) (hot 1:1 0.36 0.06 HN[O.sub.3] for 6 hrs) Mineralogical analysis % montmorillonite 51.50 14.20 % kaolinite 15.00 17.20 % mica 7.50 26.30 % vermiculite 5.00 -- % attapulgite -- 22.00 % quartz 4.00 4.00 % feldspar 3.00 3.50 % free oxides 14.00 12.80 Table 2: The Langmuir and Freundlich coefficients for the two examined soils under different conditions of salt matrix and concentration.
HRS and its subsidiaries cover diverse business activities focusing on exploration and mining operations including attapulgite, diatomaceous earth, coal, bauxite, copper, gold, manganese, magnesite, uranium, nickel and rare earths.
"Our strategy to expand our mineral portfolio is paying rich dividends as we have added kaolin, attapulgite, barites, feldspar and many other allied minerals to our product portfolio," says a company spokesman.
Currently, retardants used for battling aerial wildfires include the compounds ammonium sulfate and ammonium polyphosphate with attapulgite clay thickener, or diammonium phosphate with a guar gum derivative thickener.
A homemade bait that contained cat food and attapulgite clay at a ratio of 3:7 (W:W, 10 g total per bait) and 1 x 106 Steinernema sp.
Other topics include the effect of heat treatment on the properties of mineral attapulgite, surface modification of magnesium sulfate whiskers, and the preparation of thermal insulation putty for exterior walls.
Hydratable sealants include bentonite, attapulgite, zeolite, aluminum oxide, iron oxide, manganese oxide, humics, and activated carbon.
Mineral fillers/extenders include barytes, calcium carbonate, attapulgite clay, bentonite clay, and talc.
BASF (pearlescent pigments, UV stabilizers, kaolin clay, attapulgite clay, high performance color pigments)