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Cn101205277b Carbomer Ball Milling Modification Method

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ball mill Products List Info About Cn101205277b Carbomer Ball Milling Modification Method

  • Comparative Analysis Of Methods Of Oxidative

    Comparative Analysis Of Methods Of Oxidative

    Method of modification Parameters of modification process CNF1 (initial) – – CNF2 Ball milling + oxidation Milling (centripetal acceleration 15 g , duration 2 min)

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  • Cn103811759a  Modification Method Of Natural Graphite

    Cn103811759a Modification Method Of Natural Graphite

    The invention relates to a modification method of natural graphite ball-milling machinery and a modified natural graphite negative electrode material. The method comprises the following steps: adding grinding balls, a ball-milling medium and graphite powder into a ball-milling tank according to a mass ratio of (0.5-20):(0.1-10):1, performing ball milling on ball-milling equipment for 2-120 ...

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  • Preparation Of Microfibrillated Cellulose From Wood Pulp

    Preparation Of Microfibrillated Cellulose From Wood Pulp

    method [15,16], and ultra‐high frequency ultrasonic method [17,18]. In our laboratory, NaOH was used to a mercerize eucalyptus kraft pulp, and then MFC was obtained by ball‐milling method.

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  • Effect Of Mechanicalchemical Modification Process On

    Effect Of Mechanicalchemical Modification Process On

    As a new modification method, mechanochemistry features the remarkable advantages of simple operation process, low energy consumption, easy chemical modification, and suitability for industrialization. In this work, the coal-fired byproduct fly ash was modified by a mechanical–chemical method through omnidirectional planetary ball mill. The effect of the mechanical–chemical modification ...

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  • Preparation Of Graphene Via Wet Ball Milling And In Situ

    Preparation Of Graphene Via Wet Ball Milling And In Situ

    Functionalized graphene (G-MA) was prepared by a facile wet ball milling strategy, which achieved exfoliation and functionalization of graphite simultaneously. The G-MA showed excellent dispersion in water and polar solvents. Thus, a G-MA coating was prepared from G-MA in mixed solvents (H2O–ethanol) without

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  • Wwwafmjournalde Phthalocyaninebased 2d

    Wwwafmjournalde Phthalocyaninebased 2d

    Mar 24, 2020 Ball milling has been demonstrated as an efficient top-down synthetic strategy[11] for preparing graphene, 2D carbon nitrides, and 2D transition metal dichalcogenides nanosheets. Using the low energy ball milling method, the well-defined bulk Ni 2[CuPc(NH) 8] crystals were mechanically exfoliated into nanosheets with 40–50% yield.

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  • Superhydrophobic Modification On Starch Film Using Pdms

    Superhydrophobic Modification On Starch Film Using Pdms

    The results show that the hierarchical structure obtained by PDMS assisted by ball milling MMT provides the appropriate roughness to create low hysteresis superhydrophobic starch film. Increasing ball-milling time could increase the surface area and roughness, which results in increasing contact angle.

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  • Cojoined Starch Modification And Carotene Dispersion In

    Cojoined Starch Modification And Carotene Dispersion In

    The objective is to evaluate An innovative dispersion method (IM), planetary ball milling (PBM) is evaluated for its potential use in obtaining starch modifications together with in situ β‐carotene dispersion. Native (N) and ball milled (BM) rice starches are first evaluated as encapsulating matrices of β‐carotene, by means of traditional ...

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  • Influence Of Different Dry Milling Processes On The

    Influence Of Different Dry Milling Processes On The

    Published reports have demonstrated that high-energy ball milling is an efficient and economical method to produce a wide variety of nanosized powders such as hydroxyapatite [5], NiAl-Al2O3 ...

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  • A Guide To Understanding And Mixing Thickeners

    A Guide To Understanding And Mixing Thickeners

    HASE’s are modifications of ASE’s following an addition of hydrophobic functional groups. These are commonly known as associative thickeners. In its simplest form, an associative thickener is a water-soluble polymer containing several relatively hydrophobic groups. HEUR’s also belong to the category of associative thickeners. But

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  • Lab Equipment And Lab Supplies  Fisher Scientific

    Lab Equipment And Lab Supplies Fisher Scientific

    Your source for innovative, indispensable lab equipment, lab supplies, and services. View our wide selection of products for scientific research and education.

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  • Cojoined Starch Modification And Carotene Dispersion

    Cojoined Starch Modification And Carotene Dispersion

    The objective was to evaluate an innovative dispersion method (IM) as the planetary ball milling (PBM) to obtain starch modification altogether with in situ β‐carotene dispersion. Native (N) and ball milled (BM) rice starches were first evaluated as encapsulating matrices of β‐carotene, by means of traditional dispersion method (TM) using ...

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  • Micronized Vitamin C Formulation  Vromen Jacob

    Micronized Vitamin C Formulation Vromen Jacob

    The L-ascorbic acid powder may be converted into the desired particulate size state by conventional methods, e.g. by grinding the powder, in coarse particle form, in the presence of suitable grinding aids and using known grinding apparatus, e.g., a jet, ball, vibration or hammer mill, preferably a high speed stirring mill or impact mill ...

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  • Industrial Perspective In Ocular Drug Delivery  Sciencedirect

    Industrial Perspective In Ocular Drug Delivery Sciencedirect

    Nov 15, 2006 In most ophthalmic suspension, the average particle size is less than 10 μm. The most efficient method of producing such particle size is by dry milling. However, wet milling may be desirable for potentially explosive ingredients. Other methods of particle size reduction include micro-pulverization, grinding, and controlled precipitation.

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  • Modification Of Nanocrystalline Magnetite By

    Modification Of Nanocrystalline Magnetite By

    The ball milling of the bulk material is one of the cheapest methods for preparation and modication of nanocrystalline materials. The use of high energy ball mills for mechanical alloying is well ...

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  • Microstructural Characterization Of Ballmilled Metal

    Microstructural Characterization Of Ballmilled Metal

    Sepahan 84D planetary ball mill. The ball to powder weight ratio of 5:1 and the hardened steel balls with different diameters (5, 10, and 20 mm) were used. Stearic acid at 1.5 wt. % was used as a process control agent (PCA) to decrease the agglomeration (Ramezani and Neitzert 2012). A two-hour milling followed by a 30 min stop cycle was applied ...

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  • Ballmilled Conc Nanocomposite For Benzylic Ch Bond

    Ballmilled Conc Nanocomposite For Benzylic Ch Bond

    A novel Co–N–C nanocomposite catalyst was prepared using a mechanical ball-milling method from melamine and Co(NO3)2, and no high-temperature calcination procedures were required. The superior nanocomposite catalyst shows excellent catalytic activity in the selective liquid-phase oxidation of benzylic C–H bonds with atmospheric pressure oxygen as an oxidant under solvent-free conditions ...

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  • Modification Of Microcrystalline Cellulose Structural

    Modification Of Microcrystalline Cellulose Structural

    Jun 27, 2019 This study investigated the characteristics of cellulose Avicel PH-101 (NPA) and Avicel samples treated by either ball milling (BMA) or ionic liquid 1-ethyl-3-methylimidazolium acetate (ILA), which alter cellulose structural properties specifically and, consequently, affect the enzymatic hydrolysis of these materials differently. All materials were submitted to 48 h hydrolysis using the ...

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  • Scalable And Economic Synthesis Of Highperformance Na3v2

    Scalable And Economic Synthesis Of Highperformance Na3v2

    Na3V2(PO4)2F3 has been emerging as one of the most promising cathodes for sodium-ion batteries due to its stable NASICON structure and fast Na+ diffusion. However, present methods for preparation of Na3V2(PO4)2F3 suffer from either high energy consumption or generating poor rate performance. Herein, a cost-effective solvothermal–ball-milling method is proposed to solve the problem. In the ...

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  • Synthesis Of Zno Nanowires By Ballmilling And

    Synthesis Of Zno Nanowires By Ballmilling And

    developed. One of the promising methods for large scale nanowire production is a ball-milling and annealing method which is described in this paper. This paper first describes the current common synthesis methods of ZnO nanowires, and then summarizes the fabrication of various nanowires produced using the ball milling and annealing method.

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  • High Ionic Conductivity Of Liquidphasesynthesized Li3ps4

    High Ionic Conductivity Of Liquidphasesynthesized Li3ps4

    Recently, several sulfide solid electrolytes have been synthesized by liquid-phase synthesis for the commercialization of all-solid-state batteries. Unfortunately, the ionic conductivity for most of these electrolytes is unsatisfactory compared to that of solid electrolytes synthesized by conventional ball milling. This problem is attributed to different mechanisms between the liquid phase and ...

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  • A Guide To Understanding And Mixing Thickeners

    A Guide To Understanding And Mixing Thickeners

    HASE’s are modifications of ASE’s following an addition of hydrophobic functional groups. These are commonly known as associative thickeners. In its simplest form, an associative thickener is a water-soluble polymer containing several relatively hydrophobic groups. HEUR’s also belong to the category of associative thickeners. But

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  • Formulation And Characterization Of A Plasma Sterilized

    Formulation And Characterization Of A Plasma Sterilized

    Although the cryo-jet mill proved to be the superior method for milling CS into powder in the present study, a previous study showed that CS powder with a particle size distribution similar to cryo-jet milling can be produced with a cryo-ball mill when coupled with thermocatalytic destruction of CS (Laka & Chernyavskaya, 2006).

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  • Highenergy Ball Milling

    Highenergy Ball Milling

    High energy ball milling: Mechanochemical processing of nanopowders reviews the latest techniques in mechanochemistry and how they can be applied to the synthesis and proce... (展开全部) Mechanochemical processing is a novel and cost effective method …

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  • Us Patent For Cell Culture Media Patent Patent

    Us Patent For Cell Culture Media Patent Patent

    Jun 16, 2014 The milling can be performed with any type of mill suitable for producing powdered cell culture media. Typical examples are ball mills, pin mills, fitz mills or jet mills. Preferred is a pin mill, a fitz mill or a jet mill, very preferred is a pin mill. A person skilled in the art knows how to run such mills.

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  • Cell Culture Media  Merck Patent Gmbh

    Cell Culture Media Merck Patent Gmbh

    16. The method according to claim 15, wherein b) is performed in a ball mill, pin mill, fitz mill or a jet mill. 17. The method according to claim 15, wherein said mixture is cooled to a temperature below 0 C. prior to milling. 18. A method according to claim 15, wherein said other components are selected from saccharide components, amino ...

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  • Surface Modification Of Wollastonite By The Mechano

    Surface Modification Of Wollastonite By The Mechano

    Surface modification of wollastonite particles using titanate as a modification agent incorporated by simultaneous wet ultra-fine grinding in a laboratory stirred mill was investigated. The physical, physic-chemical and application properties of the modified wollastonite were measured and evaluated. The results showed that grinding intensity markedly influences the modification effect because ...

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  • Mechanical Particlesize Reduction Techniques

    Mechanical Particlesize Reduction Techniques

    Oct 31, 2011 Method. Similar to a typical wet-milling process, the drug is suspended in liquid nitrogen and the suspension of drug and milling beads is vigorously agitated. Precool the parts of the mill (vessel, shaft, disks, and beads) with liquid nitrogen. Fill the milling vessel with 550 g of zirconia beads 1 mm diameter (approximately 150 mL).

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  • A Ball Millingbased Onestep Transformation Of Chitin

    A Ball Millingbased Onestep Transformation Of Chitin

    Mar 15, 2019 1. Int J Biol Macromol. 2019 Mar 15;125:660-667. doi: 10.1016/j.ijbiomac.2018.12.086. Epub 2018 Dec 11. A ball milling-based one-step transformation of chitin biomass to organo-dispersible strong nanofibers passing highly time and energy consuming processes.

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  • Complete Dissolution Of Ballmilled Masson Pine

    Complete Dissolution Of Ballmilled Masson Pine

    Ball milling treatment is a cost-effective and environmentally friendly physical modification method (Liu et al. 2011). The main purpose of this work is to develop a novel method to dissolve the ball-milled Masson pine power completely at room temperature in aqueous NaOH solution without significant structural change. ...

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  • Characterization Of Cationic Starch Flocculants

    Characterization Of Cationic Starch Flocculants

    Characterization of cationic starch flocculants synthesized by dry process with ball milling activating method. Su Y(1), Du H(2), Huo Y(1), Xu Y(1), Wang J(3), Wang L(3), Zhao S(4), Xiong S(1). Author information: (1)College of Food Science and Technology and MOE Key Laboratory of Environment Correlative Dietology, Huazhong Agricultural ...

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  • Green Approach For The Activation And Functionalization Of

    Green Approach For The Activation And Functionalization Of

    The objective of this work is the use of the ball milling technology as tool for the activation and chemical modification of cellulose fibers, specifically of cellulosic material from jute. The traditional method used to date for the NCO-functionalization of cellulose fibers requires a solvent as reaction medium, the action of a catalyst and a ...

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  • Modification Of Microcrystalline Cellulose Structural

    Modification Of Microcrystalline Cellulose Structural

    Jun 27, 2019 This study investigated the characteristics of cellulose Avicel PH-101 (NPA) and Avicel samples treated by either ball milling (BMA) or ionic liquid 1-ethyl-3-methylimidazolium acetate (ILA), which alter cellulose structural properties specifically and, consequently, affect the enzymatic hydrolysis of these materials differently. All materials were submitted to 48 h hydrolysis using the ...

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  • The Effects Of Attrition And Ball Milling On The

    The Effects Of Attrition And Ball Milling On The

    May 04, 2010 Commercially produced magnesium diboride powder was modified by attrition milling and ball milling in propan-2-ol for various durations. These powders were characterized by means of particle size distribution measurements using laser diffraction, impurity analysis using x-ray diffraction, energy dispersive spectroscopy and x-ray photoelectron spectroscopy, and scanning electron …

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  • Exfoliation Of Graphite By Dry Ball Milling With Cellulose

    Exfoliation Of Graphite By Dry Ball Milling With Cellulose

    Apr 30, 2014 Dry ball milling of graphite with cellulose and related polysaccharides was found effective for exfoliation-dispersion of graphene-like carbon. The exfoliation behavior was found to depend strongly on the polymer species; namely, polysaccharides are much more effective than thermoplastic polymers. The compression-molded slabs from co-milled powder with cellulose and carboxymethylcellulose ...

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  • Formulation And Characterization Of A Plasma Sterilized

    Formulation And Characterization Of A Plasma Sterilized

    Although the cryo-jet mill proved to be the superior method for milling CS into powder in the present study, a previous study showed that CS powder with a particle size distribution similar to cryo-jet milling can be produced with a cryo-ball mill when coupled with thermocatalytic destruction of CS (Laka & Chernyavskaya, 2006).

    Oline Chat
  • Mechanical Particlesize Reduction Techniques

    Mechanical Particlesize Reduction Techniques

    Oct 31, 2011 Method. Similar to a typical wet-milling process, the drug is suspended in liquid nitrogen and the suspension of drug and milling beads is vigorously agitated. Precool the parts of the mill (vessel, shaft, disks, and beads) with liquid nitrogen. Fill the milling vessel with 550 g of zirconia beads 1 mm diameter (approximately 150 mL).

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  • Journal Of Adhesion Science And Technology Journal

    Journal Of Adhesion Science And Technology Journal

    ISSN (Online) The ISSN (Online) of Journal of Adhesion Science and Technology is 1568-5616 .An ISSN is an 8-digit code used to identify newspapers, journals, magazines and periodicals of all kinds and on all media–print and electronic. Journal of Adhesion Science and Technology Key Factor Analysis

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  • Us Patent Application For Process For Manufacturing

    Us Patent Application For Process For Manufacturing

    Oct 08, 2013 The present invention relates to a process for manufacturing sterile Brinzolamide Ophthalmic Suspension. Specifically, the present invention relates to a process for manufacturing sterile ophthalmic suspension comprising Brinzolamide sterilized by Dry Heat Sterilization and pharmaceutical suspension obtained by using the said sterilized Brinzolamide.

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  • Physical Modification Of Thai Rice Starch And Its

    Physical Modification Of Thai Rice Starch And Its

    The objective of this study was to investigate the application of the physically modified rice starch (MRS) produced by alcoholic-alkaline (MRS-AA) and planetary ball-milling (MRS-BM) methods as an ODF film former. Rice starch was isolated from Thai rice grain. XRD and ATR-FTIR results confirmed cry …

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  • Paper Related Content

    Paper Related Content

    ball milling process is often employed [13]. In this method, the metal is usually first mixed for a long time, and then the homogeneous metal powder is blended with graphite powder. Some studies have focused on the effect of the ball milling process on the microstructure and properties of the material. Zuhailawati et al [ 16] and Zebarjad

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  • Pdf Pharmaceutics The Science Of Dosage Form Design

    Pdf Pharmaceutics The Science Of Dosage Form Design

    Pharmaceutics The Science of Dosage Form Design 2Ed M.E.Aulton v

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  • Carbomer Ball Milling Modification Method  Patent

    Carbomer Ball Milling Modification Method Patent

    The invention discloses a ball-milling modification method for carbomer, which is characterized in that the ball-milling modification method for carbomer comprises the following steps that: the acrylic acid and the pentaerythritol alkyl ether are added into the organic solvent so as to carry out a polymerization under the initiation of the azobisisobutyronitrile to prepare the carbomer resin and then the modified carbomer can be obtained by ball-milling the prepared carbomer …

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  • Cn101205277a    Google Patents

    Cn101205277a Google Patents

    carbomer ball milling modification room temperature prepared Prior art date 2007-12-14 Application number CNA2007100325605A Other languages English (en) Other versions CN101205277B (zh Inventor 童真 杨植文 马静 刘新星 Original Assignee 华南理工大学 Priority date (The priority date is an assumption and is not a legal conclusion.

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  • Synthesis Of Cellulose Carbon Aerogel Via Combined

    Synthesis Of Cellulose Carbon Aerogel Via Combined

    Nov 01, 2020 Ball-milling is a relatively novel method of material modification that is usually used to prepare uniform nano- and micro-materials (Ju et al., 2016, Qu et al., 2017). The additions of water, gas, and dispersants into ball mill tank can further increase ball-milling efficiency ( Ju et al., 2016 , …

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  • Cn103483491a  Carbomer And Preparation Method Thereof

    Cn103483491a Carbomer And Preparation Method Thereof

    The preparation method of the carbomer comprises the steps as follows: the acrylic acid, the initiating agent, the cross-linking agent, the stabilizing agent and the mixed solvent are mixed uniformly and proportionally; an obtained mixture is added into a reaction still and stirred, after nitrogen feeding and bubbling, water bath heating is performed, the temperature is increased to 50-73 DEG C, and reaction …

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  • Preparation And Toughening Of Mechanochemically Modified

    Preparation And Toughening Of Mechanochemically Modified

    Nov 21, 2019 Preparation of succinylated lignin through ball milling. The esterification of KL was carried out under room temperature in a planetary ball mill (PQ-N04, Across International) equipped with four 100-mL zirconia jars. Each jar was charged with both 16 ( = 10 mm) and 100 ( = 6 mm) zirconia balls.

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  • Ball Milling As A Mechanochemical Technology For

    Ball Milling As A Mechanochemical Technology For

    Sep 01, 2020 Mechanochemical technique aims to strike a balance between defect formation via ball milling and size adjustment of a solid grain to nanoscale ( 1000 nm) (Ullah et al., 2014).During the process, a high-energy mill is employed and a specific powder charge is placed along with a milling medium (Lin et al., 2017).The kinetic energy generated during the motion of moving balls is applied to …

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  • Experimental And Modeling Investigations Of Ballmilled

    Experimental And Modeling Investigations Of Ballmilled

    Mar 01, 2018 Ball-milling technology offers advantages over other traditional modification or activation methods for carbonaceous materials such as activated carbon. In particularly, this engineering method is environmentally friendly, which requires no chemicals and consumes relatively low energy during ball milling process [23] .

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  • Cn106632803a  Carbopol And Preparation Method Thereof

    Cn106632803a Carbopol And Preparation Method Thereof

    The invention relates to the technical field of resin materials, in particular to carbopol and a preparation method thereof. The carbopol is prepared by taking acrylic acid as a monomer and matching with an initiating agent, a corss-linking agent, an assistant, purified water, a solvent and activated carbon, wherein the solvent is prepared from tertiary butanol and sorbitol; the assistant is ...

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  • Us8933164b2  Dispersion And Method For Modifying A

    Us8933164b2 Dispersion And Method For Modifying A

    A dispersion, comprising 0.1 to 25% by weight hydrophobized silica, 8 to 90 wt % of at least one alcohol selected from the group consisting of ethanol, 1-propanol and 2-propanol, 7 to 89 wt % of water, 0 to 30% by weight solvent immiscible with water, and 0.04 to 5 wt % of at least one carboxyvinyl polymer present in neutralized form, can be applied to a surface using a non-drip application ...

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