搜索结果: 1-12 共查到“矿床学与矿相学 Rectorite”相关记录12条 . 查询时间(0.031 秒)
Preparation, swelling, and stimuli-responsive characteristics of superabsorbent nanocomposites based on carboxymethyl cellulose and rectorite
carboxymethyl cellulose rectorite superabsorbent nanocomposite swelling stimuli-responsive
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2011/12/13
Utilization of naturally available raw materials for the fabrication of eco-friendly functional materials has long been desired. In this work, a series of superabsorbent nanocomposites were prepared b...
Evaluation of ammonium removal using a chitosan-g-poly (acrylic acid)/rectorite hydrogel composite
Ammonium Hydrogel composite Fast-responsive High-capacity Regeneration
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2011/12/14
This paper concerns the removal of ammonium ions (NH4+) from aqueous solution using a hydrogel composite chitosan graftedpoly (acrylic acid)/rectoritepreparedfromin situ copolymerization. The effects ...
Preparation, characterization and properties of superabsorbent nanocomposites based on natural guar gum and modified rectorite
Superabsorbent nanocomposites Guar gum Rectorite Exfoliation Intercalation Swelling
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2011/12/14
Novel guar gum-g-poly(sodium acrylate)/rectorite (GG-g-PNaA/REC) superabsorbent nanocomposites were prepared in aqueous solution using guar gum (GG),partially neutralized acrylic acid (NaA), acidified...
Ca-Rectorite from Sano Mine, Nagano Prefecture, Japan
2:1 Layer Silicate Margarite Rectorite Regular Interstratification Smectite/Brittle Mica
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2011/12/22
Abstract: Rectorites containing various amounts of Ca were found at the Sano Mine, Nagano Prefecture, Japan. The Ca content in nonexchangeable form varied from 1.0 to 3.9% CaO. With more than 3.4%, th...
Further Investigations on the Rehydration Characteristics of Rectorite
Electrostatic effects Hexagonal holes Interlayer cation Rectorite Rehydration mechanism Thermal dehydration
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2011/12/31
The rehydration and rehydroxylation properties of homoionic rectorites (saturated with Ca2+, Mg2+, Na+, or K+) were further investigated. The rehydration properties of the rectorite were characterized...
Transmission Electron Microscope Data for Rectorite: Implications for the Origin and Structure of “Fundamental Particles”
“Fundamental particles” Illite Interstratification Lattice fringe images Rectorite Smectite Transmission electron microscopy
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2012/1/11
Alternating mica-like and smectite-like layers of rectorite give rise to periodically varying contrast in 10-Å lattice fringes, yielding a periodicity of 20 Å in a transmission electron mi...
Kaolinite, Smectite, and K-Rectorite in Bentonites: Relation to Coal Rank at Tulameen, British Columbia
Bentonite Coal rank Kaolinite Mixed layer Rectorite Smectite Tonstein Vitrinite Zeolite
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2012/2/9
The Tulameen coal field is part of an Eocene nonmarine basin which received extensive volcaniclastic sediments due to its location within an active magmatic arc. Bentonite partings in the coal origina...
Experimental Transformation of 2M Sericite into a Rectorite-Type Mixed-Layer Mineral by Treatment with Various Salts. II. Experiments Using a Magnetic Stirrer and a Centrifuge
Interlayer Interstratified Potassium Rectorite Sericite
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2012/2/10
Dehydroxylated sericites were stirred in the various salt solutions, or washed several times with various salt solutions using a centrifuge. By these treatments a sericite of the 2M type was easily tr...
Experimental Transformation of 2M Sericite into a Rectorite-Type Mixed-Layer Mineral by Treatment with Various Salts
Rectorite-Type Mixed-Layer Mineral Treatment Various Salts
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2012/2/13
Some dehydroxylated sericites were boiled with solutions of various salts. A rectorite-like regular mixed-layer was formed when 2M sericite was treated with solution containing salts such as NaNO3, Na...
Similarities of Rehydration and Rehydroxylation Properties of Rectorite and 2M Clay Micas
Similarities of Rehydration Rehydroxylation Properties Clay Micas
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2011/11/18
Abstract: Various dehydroxylated micas and rectorites were acid-treated. Rectorite-type mixed-layer mineral was formed from 2M1 and 2M2 mica and random mixed-layer mineral from 1M and 1Md mica. Rector...
The Origin of Pyrophyllite Rectorite in Shales of North Central Utah
Origin Pyrophyllite Rectorite Shales North Central Utah
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2012/2/20
Pyrophyllite is widespread in pelitic rocks of the Manning Canyon Shale in north central Utah, and the association of this mineral with other clay minerals, especially rectorite is related to the orig...
Rectorite and the Rectorite-like Layer Structures
Rectorite Rectorite-like Layer Structures
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2012/2/20
Recurrent reports of analyses of X-ray diffraction data from regularly alternating and nearly regularly alternating structures like rectorite provide opportunity for a descriptive discussion of their ...