PROJECT - REACTION MECHANISM OF REACTIVE DYES IN ON CELLULOSE FIBER.

... D->Chromophore of dye post X->Bridge Y->Functional group Influencing factors: D-X-Y + Fibre -> D-X-Y-Fibre Covalent bond Reactive dyes water soluble PH D-F + Cell-OH -> Dye-F-O-cell D-F + H-OH -> Dye-F-OH ... : 30 D-R-Cl + H-OH D-R-OH + H-Cl •Hydrolysis of activated vinyl compound containing dye, D-F-CH2-CH2-OSO3H + H-OH D-F- CH2-CH2-OH + H2SO4 For preventing hydrolysis the following precautions are ... D-SO2-CH2-CH2-OSO3Na + OH-Cell pH1 0-1 2.5 D-SO 2-CH2-CH2-O-Cell + NaHSO3 alkali D-SO2-CH2-CH2-OSO3Na + OH-Wool D-SO 2-CH2-CH2-O-Wool + NaHSO3 alkali pH1 0-1 2.5 Wash-off: As the dyeing is completed, a good wash...

project on Application of Disperse & Reactive Dyes In a P-C Blended Fabric of 65-35 In Using Two Bath System

... remain PROJECT TITLE Application of Disperse & Reactive Dyes In a P/C Blended Fabric of 65/35 In Using Two Bath System Abstract The dyeing of the polyester and cotton blend fabric (P/C fabric ... career This project also has these importances: To mention the reason of using reactive & disperse dyes in major textile industry To study on the application of reactive & disperse dyes of a ... with Disperse & Reactive Dyes In Two Bath System: There are two methods of P/C blended fabric dyeing as follows: Conservative two bath process Rapid dyeing one bath process Sequence of fabric...

Báo cáo khoa học "ADIABATIC TEMPERATURE RISE AND REACTION RATE OF MASS STRUCTURE IN LOTTE CENTER HANOI PROJECT " pptx

... of adiabatic temperature rise and reaction velocity by classification of binder quantity 3.2 Temperature rise quantity and analysis of Mock-up Test The time reaching the highest temperature of ... measured and analyzed (Center) The measured results (Center) Table The amount of adiabatic temperature rise and reaction velocity of the real member Class Temp of concrete placing Temp increased Reaction ... method of curing concrete is demonstrated in 3.3 and shown in Figure Figure Shape and curing plan of mat foundation 4.3 Thermal stress and TCI of mat foundation Hydration heat generated from internal...

Báo cáo Y học: Kinetic and biochemical analyses on the reaction mechanism of a bacterial ATP-citrate lyase ppt

... of the reaction were separated by one dimension chromatography using M LiCl Assay of enzyme activity ACL activity was assayed by the coupled malate dehydrogenase (MDH) method [17] The reaction ... inhibitory effect of ADP As an increased ratio of ADP towards ATP signicantly inhibits Cl-ACL activity, we investigated the effect of ADP on the phosphorylation of AclA Addition of 10100 lM ADP to the ... levels of intracellular energy available from light Here, we report a biochemical and kinetic examination of the bacterial heteromeric ACL from C limicola, mainly focusing on the enzyme reaction mechanism...

Báo cáo khoa học: "Study on mechanism of multistep hepatotumorigenesis in rat: development of hepatotumorigenesis" pdf

... greater and their sizes increased (Fig 2) No such defects were observed in the control group Study on mechanism of multistep hepatotumorigenesis in rat: Development of hepatotumorigenesis 55 ... acute and chronic hepatitis [5, 7, 8, 21] Its activity increased continuously during our study The effect of carcinogenesis on the free radicals concentration needs further examination In the present ... remain to be done on the immunehistochemistry and the detection of glutathione S-transferase positive hepatocytes [2, 10], and on the development of a carcinogenic idex an identification of carcinogenic...

Utilization of activated carbon for the removal of basic dyes in fixed-bed microcolumn

... effects of the experimental parameters on the performance of activated carbon microcolumns in removing basic dyes from aqueous solution The research also investigates the potential replacement of ... significant role of the diffusion processes in the adsorption of the basic dyes under investigation The consistency in the behaviour of adsorbents toward basic dyes between the equilibrium and ... achieved in the case of PAC2 than that in the case of F400 Regarding the BY dye, F400 showed better performance than PAC2 for the removal of BY dye This is evident from a comparison of the time...

Tài liệu Báo cáo khoa học: Modeling of tRNA-assisted mechanism of Arg activation based on a structure of Arg-tRNA synthetase, tRNA, and an ATP analog (ANP) ppt

... crystals of the ternary complex of S cerevisiae ArgRS, Arg and tRNAArgICG grow contains tRNA, l -Arg, ATP and Mg2+ at sufﬁcient concentrations for the aminoacylation reaction, and (NH4)2SO4 and ... no means in a conformation that is ﬁt to activate The fact that kcat and Km for tRNAArg in the aminoacylation reaction not change in the Asn106 ﬁ Ala, Gln111 ﬁ Ala and Phe109 ﬁ Ala mutants of S ... codon usages for AGA and AGG codons are 19 and 34, respectively, and they amount to 98% among six codons for Arg The D-loops of isoacceptor tRNAUCU and tRNACCU contain nine (AGCAGGAC20aA) and...

Tài liệu Báo cáo khoa học: nsights into the reaction mechanism of glycosyl hydrolase family 49 Site-directed mutagenesis and substrate preference of isopullulanase doc

... 20–564), and the model is composed of residues 25–540 The overall structure of the model of IPU and the mutated residues in this study are shown in Fig To elucidate the mechanism of the substrate ... in the negatively numbered subsites, and the substrate preference of the negatively numbered subsites of IPU also resembles that of GH family 49 dextranases Materials and methods Host strains and ... of Glc +2 of the a-(1ﬁ4)-linked glucose units of pullulan (Fig 4A) IPU is an anomer-inverting enzyme Comparison of the active sites of the model of IPU and Dex49A The active site structures of...

Tài liệu Báo cáo Y học: Insights into the reaction mechanism of Escherichia coli agmatinase by site-directed mutagenesis and molecular modelling ppt

... with the sequences of 1CEV and 1RLA and pasted into the structural alignment The alignment was then corrected by hand Since the sequences of the two arginases and agmatinase greately differ in the ... that the environment of tryptophan residues is essentially conserved in the mutant enzyme On the other hand, the absence of major differences in the CD spectra of the wild-type and D153N agmatinases ... metal ligands are not substantially affected by the mutation, as revealed by the conservation of the whole topology of the active site, would explain the essentially unaltered interaction of the D153N...

Báo cáo khoa học: Conservation of the egg envelope digestion mechanism of hatching enzyme in euteleostean ﬁshes pot

... result of the formation of e-(c-glutamyl) lysine cross-links between subunit proteins of the envelope, mainly between inner layer subunit proteins [10] At the time of hatching of the embryo, the inner ... envelope One of the goals of the present study was to determine the cleavage sites of hatching enzyme on egg envelope proteins The natural substrate of hatching enzyme is fertilized egg envelope ... observed in rainbow trout hatching liquid (Fig 7A, *4) The sequence analysis revealed Fig The conservation of the egg envelope digestion mechanism of hatching enzyme in euteleosts (A) Tricine-SDS...

Báo cáo khoa học: Spectroscopic investigation of the reaction mechanism of CopB-B, the catalytic fragment from an archaeal thermophilic ATP-driven heavy metal transporter potx

... called CopB-B, consists of the nucleotide binding and phosphorylation Hydrolytic mechanism of the catalytic CPx-ATPase domain Fig 3D structural model of the catalytic fragment CopB-B of the heavy metal- translocating ... length of less than 10 lm is imperative due to the high absorbance of water in the infrared region Under these circumstances, the reaction mechanism of the ATPase can best be studied by release of ... series of uorescence titrations of mant-ATP to CopB-B in the presence of various competitor concentrations [L0], the binding constant of the nucleotide can be determined from the slope of app the...

The Project Gutenberg EBook of An Elementary Treatise on Fourier’s Series and Spherical, potx

... determine the constants or functions by the aid of the given conditions It often happens, however, that the general solution of the diﬀerential equation in question cannot be obtained, and then, ... treatment of our subject will require the investigation of the properties and relations of certain new and important functions, as well as the consideration of methods of developing in terms of them ... INTRODUCTION 16 Since the ﬁrst member of (2) does not contain x, and the second member does not contain y, and the two members must be identically equal, neither of them can contain either x or y, and...

Báo cáo khoa học: Catalytic reaction mechanism of Pseudomonas stutzeri L-rhamnose isomerase deduced from X-ray structures doc

... The catalytic reaction mechanism From the results of the X-ray structural study, we deduced the catalytic reaction mechanism of P stutzeri l-RhI, as shown in Fig 1052 Before the binding of a ... overall catalytic reaction mechanism of P stutzeri l-RhI, we report here the X-ray structures of an unliganded P stutzeri l-RhI in the Mn2+-bound form, and two inactive mutant forms of P stutzeri ... the ring conformation is dif- Catalytic mechanism of L-rhamnose isomerase ferent from that of the bound a-d-psicofuranose, as shown in Fig 5B and Table In b-l-rhamnulofura˚ nose, C2, C3, C4 and...

The Project Gutenberg EBook of Creative Impulse in Industry, by Helen Marot potx

... industry The institution of industry, rather than the institution of education, dominates thought in industrial education courses It is the institution of industry as it has affected the life of every ... the goods produced by them [Footnote A: Thorstein Veblen; Instinct of Workmanship, pp 211-212.] While the exploitation of the skill of the workman in the interest of the owners of raw materials ... potentiality is valued in terms of longer time, it is for the imperial intention of the state and not for the growth of the individual or the progress of civilisation CREATIVE IMPULSE IN INDUSTRY CHAPTER...

The Project Gutenberg EBook of Forging Ahead in Business, by Various pdf

... The Project Gutenberg EBook of Forging Ahead in Business, by Various This eBook is for the use of anyone anywhere at no cost and with almost no ... under the terms of the Project Gutenberg License included with this eBook or online at www .gutenberg. net Title: Forging Ahead in Business Author: Various Release Date: November 5, 2011 [EBook ... Language: English *** START OF THIS PROJECT GUTENBERG EBOOK FORGING AHEAD IN BUSINESS *** Produced by Charlene Taylor, Henry Gardiner and the Online Distributed Proofreading Team at http://www.pgdp.net...

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