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Modification of a Porous Sheet (MAPS) for the High-Performance Solid-Phase Extraction of Trace and Ultratrace Elements by Radiation-Induced Graft Polymerization
Modification Porous Sheet High-Performance Solid-Phase Extraction Trace Ultratrace Elements Radiation-Induced Graft Polymerization
2010/9/13
In this review, the preparation of a novel porous sheet designed for solid-phase extraction (SPE) and a comparison of the preconcentration performance of metal ions with conventional sorbents are des...
Effects of L-Ascorbic Acid and Superoxide Anion Radical on the Polymerization of Ovalbumin
L-ascorbic acid superoxide anion radical ovalbumin
2009/6/18
L-Ascorbic acid (AsA) plays an important role in food, especially in the rheological properties of bread dough. So in this study, we estimated the effect of AsA on the polymerization of proteins using...
The Use of Ascorbic Acid to Promote the Polymerization of 11S Globulin
vitamin C polymerization 11S globulin
2009/5/8
We investigated the effects of L-ascorbic acid (AsA) on 11S globulin, which was reduced by 2-mercaptoethanol. Sodium dodecyl sulfate-polyacrylamide gel electrophoresis analysis verified that AsA promo...
Study of the Polymerization of Methyl Methacrylate Initiated by Thioxanthone Derivatives: A Magnetic Field Effect
Mag0netic field effect polymerization photoinitiator thioxanthone one-component initiator
2010/4/9
Free radical photopolymerization of methyl methacrylate (MMA) initiated by 2-mercaptothioxanthone (TX-SH), thioxanthone-thioacetic acid (TXSCH2COOH), and thioxanthone-carboxymethoxy acetic acid (TXOCH...
Oxidative Polymerization of Phenolic Glycosides by Peroxidase
peroxidase polymerization arbutin glycoside coupling
2008/4/20
Oxidative polymerization of phenolic glucosides catalyzed by horseradish peroxidase (HRP) was reviewed. Hydroquinone β-glucoside (arbutin, β-Arb) and hydroquinone α-glucoside (α-Arb) were polymerized ...
Polymerization of 4´-Hydroxyphenyl α-Glucoside and 4´-Hydroxyphenyl β-Glucoside Catalyzed by Horseradish Peroxidase
peroxidase polymerization arbutin α-arbutin glycosides
2008/4/20
Polymerization processes of 4´-hydroxyphenyl α-glucoside (α-Arb) and 4´-hydroxyphenyl β-glucoside (arbutin, β-Arb) catalyzed by horseradish peroxidase (HRP) were analyzed in detail. A calc...
Role of Carborane in Polymerization and Insertion Reactions
carborane polymerization insertion
2007/12/20
摘要 Ligand modifications have played a crucial role in developing new catalyst precursors. A novel class of “constrained-geometry” ligands bearing a carboanion functionality has been developed by linki...
N-Chlorosuccinimide(NCS):A Novel Initiator for Atom Transfer Radical Polymerization of Methyl Methacrylate
原子转移自由基聚合 引发剂 甲基丙烯酸甲酯原子转移自由基聚合 引发剂 甲基丙烯酸甲酯-氯代丁二酰亚胺
2007/12/19
摘要 以N-氯代丁二酰亚胺(NCS)为引发剂，分别与CuCl/PMDETA (N, N,N’, N’, N’’ -pentamethyldiethylenetriamine), CuCl/MA5-DETA(N, N, N’, N’, N’’ -penta (methyl acrylate) diethylenetriamine)，CuCl/bipy (2,2’-bipyridyl)催化体系进行了甲...
Plasma-Initiated Polymerization of (2-Methacryloyloxyethyl) Thrimethyl Ammonium Chloride
Plasma-initiated polymerization temperature discharge time discharge power
2010/4/19
Plasma-initiated polymerization of (2-methacryloyloxyethyl) thrimethyl ammonium chloride (MTAC)) was studied. The effects of discharge time and discharge power on temperature in a tubular-type reactor...
Studies on the Preparation of a,w -Telechelic Polymers by the Combination of Reverse Atom Transfer Radical Polymerization and Atom Transfer Radical Coupling Processes
Reverse atom transfer radical polymerization (RATRP) atom transfer radical coupling (ATRC) azo-initiator telechelics
2010/4/19
Monofunctional polystyrenes with cyano, carboxylic acid, and hydroxyl terminal groups were synthesized by reverse atom transfer radical polymerization (RATRP) using corresponding azo initiators in con...
Thermally Induced Cationic Polymerization of 2-Ethyl-2-oxazoline by Benzyl Pyridinium and Anilinium Salts
2-Ethyl-2-oxazoline pyridinium salts anilinium salts phosphonium salts benzyl bromide thermally induced cationic polymerization
2010/4/20
N-Benzyl pyridinium (BP), N-benzyl o-cyano pyridinium (BoCP), N-benzyl p-cyanopyridinium (BpCP), N-benzyl N, N-dimethyl anilinium (BDA) and benzyl triphenyl phosphonium (BTP) salts with bromide counte...
Anionic Polymerization of Methyl Methacrylate as Promoted by a N-Butyl Lithium-Pyridazine-Polyether Alkoxide Based Complex Initiator System
Pyridazine complex initiator Polyether alkoxide PMMA
2010/4/20
Polymerization of methyl methacrylate was conducted using a n-butyl lithium/pyridazine system as initiator in tetrahydrofuran (THF) and toluene. Special attention was focused on using some lithium pol...
Kinetics of Polymerization of 2-Hydroxyethylmethacrylate Initiated by a Titanium(III)-Dimethylglyoxime Redox System
Poly[2-hydoxyethylmethacrylate] Cyclic Voltammetry and Titanium(III)-Dimethylglyoxime
2010/4/21
Kinetics of Polymerization of 2-Hydroxyethylmethacrylate Initiated by a Titanium(III)-Dimethylglyoxime Redox System.
Poly(methacrylic) Acid and g-methacryloxypropyltrimethoxy Silane/Clay Nanocomposites Prepared by In-Situ Polymerization
Nanocomposites clay kaolinite in-situ polymerization macromonomer
2010/4/22
Poly(methacrylic acid) and poly(acrylic acid) nanocomposites were prepared by in-situ polymerization of g-methacryloxypropyltrimethoxysilane (A174)/clay nanocomposites in which the macromonomer was ge...
Bifunctional Allyl-Sulphonium Salt as a Novel Addition--Fragmentation Agent for Photoinitiated Cationic Polymerization
Bifunctional Allyl-Sulphonium Salt Photoinitiated Cationic Polymerization
2010/4/22
Bifunctional allyl tetrahydrothiophenium hexafluoroantimonate was synthesized via a one-pot reaction of 3-chloro-2-chloromethylpropene with thiophene in the presence of sodium hexafluoroantimonate. Th...