esterification

The results showed that the catalysis of amino sulfonic acid was more effective than sulfuric acid on the esterification reaction.

The pour point reducer used for the Daqing 0# diesel oil was prepared by esterification, polymerization and acidization.

Niobic acid as a solid catalyst can be directly applied in the hydrolysis, esterification, condensation and alkylation reaction etc.

Premixing acrylic acid and catalyst had the advantage of improving esterification degree and decreasing the viscosity of product.

Therefore the mechanism of fatty acid-oil technology is still a two-step alcoholysis-esterification reaction.

Methods: Salicylic acid glucose esters were synthesized from glucose by condensation, oxidization, deprotection and esterification.

butyl propionate was catalytic synthesis by the esterification reaction of n butyl alcohol with propionic acid by potassium bisulfate.

however, higher esterification degree was got by enzymatic preparation, which may affect the speed of the pectin gel, pending further study.

The raw material for extraction is ME-SODD, prepared from soybean oil deodorizer distillation through the methyl esterification.

A practical and efficient synthesis of the protected, esterification-ready paclitaxel side chain was established.

The chemical method include treating with sulfuric acid, saponification, acylation, esterification, etc.

It was testified that expandable graphite was a kind of effective catalyst in the esterification of acetic acid with isoamyl alcohol.

The differences of reflux temperature and the yield of esterification on the synthesis of various amino acid ester have been analyzed.

Hexagonal cone-shaped ZnO nano material were synthesized by the esterification between Zinc acetate and Ammonia water .

Solid acid catalyst can be substituted for sulphuric acid as esterification catalyst .

Methods The chemical constitution of Quercetin was modified by esterification, halogenation and oxidation.

The EG content in PET process column esterification waste water was determined with chromatography (internal standard method).

The effects of reaction conditions and catalysts surface acidity on esterification reaction were investigated.

Esterification is a common organic reaction, usually with the catalysis of acid carboxylic acid and alcohol produce ester.

Tower type parallel impellent flow technique was used to build overlarge capacity esterification reactor.

The first part, synthesized L-AP by a direct esterification from L-ascorbic acid and palmitic acid by lipase-catalyzed int-butyl alcohol.

The catalytic activity of rare earth chlorides for esterification reaction between citric acid and n butyl alcohol was investigated.

The results showed that the reaction condition became milder over expansible graphite, but the esterification efficiency was lower than 40%.

The method of chemical catalytic esterification overcomes some disadvantages, hut has high energy consumption.

Esterification of acetic acid and various alcohols, with sodium bisulfate monohydrate as its catalyst, is discussed.

The conditions of esterification reaction and the catalytic stability of the resin were investigated.

Study on biotreatment of esterification wastewater from saccharin production.

The effect of new product's phase on esterification was discussed, especially on its reaction rate and effective range.

Depending on the nature of the alcohol, a drastic change of the initial rate of the esterification is observed.

The gas phase heat carrier system used in esterification process was modified.

Special resin for esterification to formulate water based systems for anodic electrode deposition .

The esterification condition of Benzoic acid and antimicrobial activity of methyl benzoate were studied.

The process controlling main points of transition from thermal simulation to esterification feeding in PET plant were introduced.

Whereas the high yield for double-esterification cannot obtained at the optimum conditions by single factor test.

The process condition was determined by orthogonal test, and the esterification rate of the above reaction reaches to 98%.

Ethanol is in alkyd esterification process to produce new ester.

Esterification in organic solvents catalyzed by immobilized CCL was Investigated in detail.

Esterification of acetic acid with sec-butanol catalyzed by sodium hydrogen sulfate was investigated.

The process for producing dimethyl fumarate with cis-butanedioic anhydride includes isomerization and esterification reactions.

The direct esterification of acetic acid with benzyl alcohol by use of polystyrene supported aluminium trichloride as the catalyst.

The results show that with the esterification degree increasing, the solubility is improved.

the low methoxyl pectin by enzymatic preparation with the higher esterification degree.

The effect of various esterification method, composition of catalysts and molecular weight of polyether on defoam ability were also studied.

Various factors that effect the esterification had been discussed. The yield was about 98% in determinated optimum conditions.

mono polyethylene glycol maleate was synthesized by direct esterification of maleic anhydride and polyethylene glycol(400).

The second part, synthesized L-AS by a direct esterification from L-ascorbic acid and stearic acid by lipase-catalyzed.

Exploration to the esterification property of esterase produced by Monascus spp.

As a kind of widely used fine chemical, glyceryl triacetate was synthesized by esterification of glycerin with acetic acid.

Tungstogermanic heteropoly acid was used as the catalyst for the esterification of cinnamic acid with iso -amyl alcohol in liquid phase.

With alkali reaction, can occur esterification, acyl halide, amide reaction.

Esterification of acetic acid and various alcohols, with ammonium ferric sulfate dodecahydrate as its catalyst, is discussed.

The catalyst has relatively high catalytic activity on the esterification of citric acid and n-butanol.

The fluorous biphasic technology was applied in the process of esterification, nitration, and condensation.

In the esterification with fluorous solvent, the reflux temperatures were much lower.

The optimum conditions of the esterification reaction were determined with the yield of 97. 96% by orthogonal experiment.

In present study, butyryl chitosans were synthesized by esterification with butyric anhydride as catalyst.

The heteropolyacids among them have the influence on the esterification, urging catalysis with . . .

By acetate and n-butyl alcohol in sulfuric acid-catalyzed esterification obtained.

POLYGLYCOLS FOR INDUSTRIAL USE. DETERMINATION OF HYDROXYL NUMBER. PHTHALIC ANHYDRIDE ESTERIFICATION METHOD.

The exptl . results demonstrated that dodecylbenzenesulfonic acid could be used as the catalyst for starch esterification.

The results of catalysis shown that the catalyst has higher catalytic esterification to some carboxylic acid esterification.

In this paper, study the esterification of synthesis of constructing the glue pharmaceutical of opstive ion.

The esterification degree was detected with silica gel thin films.

There are three steps for preparation of polyglycerol fatty acid ester: polymerization, molecular distillation, polyglycerol esterification.

Microwave is very effective to accelerate the esterification reactions.

Solid acid can be used as catalyst for the esterification instead of sulphuric acid.

The degree of esterification and molecular weight of the resulted amphiphilic hyperbranched polymers were caculated via()~1H NMR.

More ideal esterification ratio of series cinnamates based on different alcohols has been obtained under similar condition.

We got the optimizing conditions by the experiments. The ratio of esterification was by the 97. 74 percent.

(S)-l, 2, 4-butane triol was prepared from L-malic acid by the reactions of methyl esterification, reduction.

HZSM-5, HM and HY zeolites were used as Catalysts for Vapor-Phase esterification of acetic acid with ethanol in fix a-bed reactor.

The study provides guidances for ionic liquids to be used in esterification.

Cation exchange resin( strong acid type) is used as esterification catalyst.

Continuous esterification was worked in reactors with different length-diameter ratios of 32, 16, 6 and 3, respectively.

Preparation of a novel solid acid and its application in esterification of acetic acid with ethanol

Application of Pretreatment-Anaerobic-Aerobic Biological Treatment Technology in Esterification Wastewater Treatment

Chemical Synthesis and Esterification of a Precursor Dipeptide of RGD as a Site for Cell Adhesion

Pervaporation properties of H-Y zeolite-filled polyvinyl alcohol membrane and its application to catalytic esterification

Study of Esterification Reaction over Layered Surface Supported Zirconium Base Solid Acid Catalyst

Preparation of hydroxyl zirconium cross-linked bentonite and its catalytic performance in esterification

Investigation on Lipase Immobilised by Microemulsion-based Organo-gel and its Catalytical Esterification

Chaotic hybrid particle swarm optimization algorithm and its application in optimization of ANN model of esterification

Influence factors on the esterification fractionation control and its improvement measure

Surfactant-coated immobilized lipase as a catalyst for esterification reaction in organic solvents

Analysis of bottleneck in traditional esterification process and its improvement

Esterification of dihydromyricetin and their antioxidation activities

Modification of konjac glucomannan by esterification and crosslinking with sodium tripolyphosphate

Synthesis and Characterization of Zinc Methane - Sulfonate and Their Catalytic Activities for Esterification

Synthesis and characterization of methane sulfonates and their catalytic activities for esterification

Preparation of New Organotin Compounds and Their Application to Esterification Reaction

A heteropolyacid catalyst supported on metal oxides and its activity for esterification

Preparation and Application of Catalyst for Oxidative-esterification of Methacrolein to Methyl Methacrylate

Optimization of the enriched oil with conjugated linoleic acid via enzymatic esterification in no-solvent system

Soft-determination of quality-indices in a continuous direct esterification process

Optimization of technology for methyl esterification in separation of sterols from rapeseed oil deodorizer distillate

Simulation of Reactive Distillation Process for Esterification of Terephthalic Acid with Ethylene Glycol Using Aspen Plus

Application of Catalytic Rectification in Esterification Reactions

Preparation of Methyl Methacrylate by One-step Oxidative Esterification of Methacrolein

Esterification reactor soft-sensor modeling and parameter estimation in bottle-based polyester equipment

Optimization of esterification mother liquor preparation in continuous production line

Synthesis and Catalytic Activity in Esterification Reaction of Copper Methanesulfonate

Analysis of Fatty Acids in Cottonseed Oil Using Two Different Esterification Methods by Gas Chromatography-Mass Spectrometry

Thermodynamic Analysis of Lipase-catalysed Esterification in Binary Organic Solvent Mixtures

Enantioselective Esterification of Ketoprofen by Immobilized Lipase in Mixed Solvent Systems

Kinetics of the esterification of polymerization-crosslinking system on fabrics

Effect of reaction parameters on reactivity and enantioselectivity of lipase-catalyzed esterification

Investigation on the Application of Yellow Serofluid Esterification Techniques in Liquor Blending

Development in Production of Biodiesel Fuel Using Supercritical Esterification Method

Enhancement of Lipase-catalysed Esterification in Organic Solvent by Ultrasonic Irradiation

Inquire into the Technology of Palmitic Acid Isopropyl Ester Prepared by Direct Esterification Method

spontaneous oscillatory reaction of triglyceriedes hydrolysis in the emulsion and electrifying esterification;

Studies on the catalytic properties for organotin compounds containing silicon in esterification

Preparation of Methyl Methacrylate by Oxidative Esterification of Methacrolein

Progress in Research on Esterification Reactions Catalyzed by Heteropolyacid (Salts)

Progress in Research of Esterification Reactions Catalyzed by Solid Heteropolyacid (Salts)

Neo-technology on Esterification Treatment of Soybean Oil Deodorized Distillate in Enzymatic Reaction

Process for the Synthesis of Salicylaldehyde by Esterification- Oxidation

Separation and Refinement of Ethyl Methacrylate Synthesized with High Esterification Rate

The synthesis of glycerides by enzymatic esterification of polyunsaturated fatty acids with glycerol

Using Microwave Catalysis and Esterification to Synthesis Ethylacetate

Improvement of Esterification Reaction Experiment

Kinetics of Esterification Reactions Catalyzed by Surfactant-Coated Lipase in Organic Solvents

The Modeling and Simulation of Reactive Distillation for the Esterification Process

Preparation of Catalyst of New Ferric Solid Complex and Studies of Catalytic Esterification

Treatment of esterification wastewater by microwave irradiation

Catalytic Activity of Lanthanum Methane-Sulfonate in Esterification Reaction

Progress in Research on Esterification Reactions Catalyzed by Heteropolyacid

Copper Extraction from the Sacchrin-containing Acid Wastewater and Comprehensive Treatment of Esterification Wastewater

Modification of gas phase heat carrier system used in esterification

Catalytic Property of Urushiol Praseodymium Polymer in Esterification

Synthesis of Aminosulfonic Acid and its Applications in Esterification Reaction as Catalyst

Effects of Cross- linking and Esterification on Moisture Absorption and Surface Activity of Cassava Malt-Dextrin

Selecting of monascus with high capability of saccharification and esterification in brewing

Properties of epoxy acrylate synthesized from epoxy resin by modification and esterification

Catalytic activity of chitosan phosphotungstate in the esterification

The catalytic esterification properties of PVA membranes filled with ironic sulfate

Graft esterification of maleic anhydride onto methylolation carbon black surface

Study on the catalytic activity of copper methanesulfonate in esterification reaction

Orthogonal studies of the factors affecting PET esterification

Synthesis of Sulfonic Ionic Liquids and Study on Their Catalytic Performances for Esterification

The production control under the condition of first esterification reactor pressure control value uncontrollable

Method of Enhancing Esterification during the Fermentation of Wheat-flour Paste

Kinetics of KOH catalyzed trans-esterification of cottonseed oil for biodiesel production

Optimizing Conditions for Esterification of Free Fat Acid by Response Surface Methodology

Studies on Methyl Esterification of Fatty Acid in Soybean Oil Deodorizer Distillate Catalyzed by Oil of Vitriol

A Nitrogen-bubbled Internal-recycling Fluidized Bed Reactor for Esterification

Study on Property of Catalytic Esterification through Anhydrous Copper Sulfate

Improving esterification technology to increase the vacuum results

carboxylic acid carboxyl acyl halide acid anhydride ester esterification

Esterification process of natural VE extraction from double-low rapeseed oil deodorizer distillates

Enzymatic esterification for ethyl lactate synthesis in acid and alcohol inhibition

The Esterification Kinetics Study of Acrylic Acid and Octadecyl Alcohol

Treatment of Low Concentration of Acetic Acid Solution Through Esterification

The Catalytic Activity of Titanium Sulfate in Ketalization and Esterification

Esterification Catalyzed by Immobilized Lipase in Organic Solvent

Research Progress of Chitosan Sulfate in catalytic esterification

Effect of Ionic Liquid on the Oxidative Esterification From Methacrolein to Methyl Methacrylate

Esterification of Alkylpolyoxyethylene Ether with Citric Acid and Properties of the Product

Synthesis of Pyrrolidonium Acidic Ionic Liquids and Their Catalytic Activity for Esterification of Acetic Acid and Butanol

Recent Research Progresses of Catalysts for Esterification

Heat transfer calculation of esterification reactor jacket

Study on the esterification condition of Benzoic acid and antimicrobial activity of methyl

Improvements of the Mixers of Esterification Reactors

Methyl esterification of fatty acid in cottonseed oil deodorizer distillate

Kinetics of esterification reaction catalyzed by lipase in organic solvents

Studies on the Reaction Conditions of Esterification of Silicone and Ethylene Glycol

Kinetic Studies on Esterification of Glycol and Acetic Acid with P-Toluene Sulphonic Acid as Catalyst

Application of Microwave in Esterification and Hydrolysis

Review on Catalysts for Synthesis of Dimethyl Carbonate via Esterification

Esterification of Soybean Oil Deodorizer Distillate by Solid Acid Catalyst

Study on cultivation conditions of esterification Monascus in liquid media

Study on the influence factors of esterification process on single pipe jacketed reactor

Studies on the Properties of Granular Cold-Water Swelling Cassava Starcheswith Cross-Linking and Esterification

Esterification of plant oils deodorizer distillate by solid acid catalyst

Research Progress on Synthesis of n-butyl Butyrate by Catalytic Esterification

Technology Development of Esterification Reaction

Esterification deacidification of Chinese prickly ash seed oil

Discussion of direct application of EG recovered in stop running to esterification start-up

Heat Calculation for Nonacid-catalysis DOP Production Esterification Process Design

Effects of cross-linking and esterification on properties of cassava malt-dextrins

Study on additive amount for polyester production by esterification

The application of solid acid catalysts to esterification reactions

Heterogeneous Catalyitc Esterification Reaction for Mixed Dibasic Acid

Research on methyl esterification of fatty acid in deodorizer distillate

Synthesis and Application of Solid Acid Catalysts in the Esterification of Acrylic Acid

Catalytic Esterification of Lactic Acid with Sodium Bisulfate

Heterogeneous kinetics of ion-exchange resin catalyzed esterification of gulonic acid with methanol

Study on the Low Ester Pectin Made by Base Catalysed De-esterification of High Ester Citrus Pectin

Rare earth solid superacid for catalytic esterification

Study on Catalytic Action of Complex Solid Superacid or Esterification of n-butyl Acetate

Liquid-Phase Esterification of n-Butanol with Acetic Acid on Silica Gel Supported Phosphotungstic Acid Catalysts

Analysis of stable performance and handling of esterification column in PET unit

Probing Into The Choosing To Catalyst Esterification of Resin

Advances in esterification catalyzed by solid acid catalysts

Research Progress on Esterification Catalyzed by Solid Acids

Methyl Esterification of Fatty Acid in Deodorizer Distillate

Study on Improving the Efficiency of Esterification Reaction

Enzymatic deacidification of rice bran oil by esterification

Synthesis of Taurine by Esterification of Ethanolamine

Operation of esterification tower abnormal

Causes Analysis of Fast Circulation in Esterification Reactor of PET Plant

Methyl esterification of castor oil by ester exchanging reaction

Progress on Synthesis of p-Hydroxybenzoic Esters and Research of Friendly Catalyst in Esterification

Research on Esterification in Fluorous Biphase System

Advance on catalysts for esterification of salicylate

Catalytic Esterification of Chloroacetic Acid with Sodium Bisulfate

Study on the Esterification Kinetics of High Amylose Starch Acetates

Kinetic Studies on Esterification Reaction of n-Butyric Acid with n- pentanol

Esterification of high acid value oil with stannic chloride catalyst

Development of Microwave Technology in Esterification

Study on the Esterification of Sorbitol and Oleic Acid with Catalyst Metal Oxide

Esterification Synthesis Methylacrylic Acid Polyethylene Glycol Single Methyl Ether (400) Ester

Liquid-phase Esterification Catalyzed by Niobic Acid

Microwave Catalysis on the Esterification of Maize Starch

Study on the Esterification of Rosin under Microwave Radiation

Study on the kinetics of PTA esterification with non-antimony catalysts

Study on Esterification in Room Temperature Ionic Liquids

Study on Esterification Reactions Catalyzed by Solid Acid

Modification of Oxidized Wax by Esterification

Research on Esterification Catalyzed by Lipase

Research on New Catalysts of Esterification for Synthesis of Di-n-butyl Maleate

Simulation of rapeseed oil deodorizer distillate esterification by lipase reaction based on BP neural network

Esterification is carried out continuously in low or normal temperature, with stable process and safety operation

Two Simple Experiments of Esterification

Study on Rare Earth Esterification Catalysts of Rosin and Glycerol

Study on the esterification catalysts of starch acetates

Effect of Cross-linked Esterification on Peak Viscosity of Cassava Starch

The Study of Heterogeneous Catalyst for Rosin Esterification

Study on catalytical esterification by acticarbon adsorptive silicotungstic acid

Kinetics of Acetic Acid Esterification with Glycol Monoethers over Pillared Rare Earth

Study on the Phosphoric Esterification of Broken-Rice Starch

Continuously pre-esterification of China wood oil catalyzed by solid acid

The Kinetics of Esterification on Titanium Sulfate

Study on the Esterification in the Fermentation of Fen-flavor Liquors

Study on Methyl Esterification Technology of High Acid Value Oil

Kinetic studies on esterification of glycol and acetic acid

Study on Cross-linked Esterification of Sweet Potato Starch

Upgrading of Bio-Oil by Esterification over Solid Base Catalyst

Test Method for Hydroxyl Groups by Phthalic Anhydride Esterification

The Research and Development of Catalysts Applied in Esterification

Esterification Reaction of Acrylic Acid and Octadecyl Alcohol with Solid Super Acid

Screening of Lipase for Synthesis of 1, 3-sn-Diacylglycerols and Its Esterification Characteristics in Solvent-Free System

The Esterification of Phthalic acid with Ethylene glycol under Microwave field

Optimization for liquid level of esterification vessel in polyester unit

Ethyl Esterification of High Acid Value Fish Oil Catalyzed by Acid

Study on catalytic esterification of lactic acid

Study on Esterification with Solid Acid Catalyst

Catalytic Activity Comparison of Some Solid Acids in Esterification of Diisopentyl Oxalate

The Effect of Catalyst Promoter of New Product's Phase on Esterification

Kinetic study on PTA direct esterification