Zobrazeno 1 - 10
of 25
pro vyhledávání: '"D L Brydon"'
Publikováno v:
Journal of Chromatography A. 771:145-154
Homologous mixtures of 3,5-dinitrobenzenoates of aliphatic alcohol ethoxylates (AEs) were separated by high-performance liquid chromatography (HPLC) with high resolution using an amino bonded silica column and gradient elution of ternary solvents (he
Publikováno v:
Polymer. 38:1565-1568
Graft side-chain liquid crystalline functional copolymers based upon acrylic acid-functionalized polypropylene (PP-AA) were assessed as compatibilizers for polypropylene/liquid crystalline polymer (LCP) polyblend fibres. The compatibilization effect
Publikováno v:
Journal of Applied Polymer Science. 61:1287-1292
Polypropylene (PP) fibers were made with a number of different processing conditions, such as one-stage drawing, two-stage drawing, and a combination of drawing, annealing, and relaxation. The thermal stability of these fibers in terms of shrinkage i
Publikováno v:
Journal of Chromatography A. 731:161-169
A simple and rapid high-performance liquid chromatography method is described for separation and determination of ethoxylated nonylphenols. By using an amino bonded silica column with an acetonitrile-water gradient, the oligomers of ethoxylated nonyl
Publikováno v:
Polymer. 36:3107-3112
A graft polymer based upon acrylic acid-functionalized polypropylene (PP-AA) and PP-AA itself were assessed as compatibilizers for polypropylene/liquid-crystal polymer (PP/LCP) polyblend fibres. It was found that the functional compatibilizer improve
Publikováno v:
Macromolecular Rapid Communications. 15:857-865
Liquid crystalline polymers [CH(Me)CHR] n (R= (CH 2 ) 2 COO(CH 2 ) 6 OX, X= PhCO 2 PhOMe, PhCO 2 PhCO 2 PhOMe, PhCO 2 PhPhOMe, PhCO 2 PhCN, PhCO 2 PhCO 2 PhCN, PhCO 2 PhPhCN, PhPhCN) have been synthesized by melt condensation of polyacid [CH(Me)CH(CH
Publikováno v:
Journal of the Textile Institute. 85:49-56
A simple reversed-phase HPLC technique is shown to be applicable to the analysis of aqueous emulsions of textile-lubricant formulations. The method may be used for the analysis of lubricants before and after application to a polyester fibre. The effe
Publikováno v:
Journal of the Textile Institute. 85:44-48
A sample reversed-phase HPLC technique is shown to be applicable to the analysis of mixtures of components of a textile lubricant. The effect of heat on two-, three-, and four-component mixtures is examined, and hydrolysis and esterification reaction
Publikováno v:
Journal of the Textile Institute. 85:35-43
A simple reversed-phase HFLC technique is shown to be applicable to the analysis of the varied components of a textile lubricant. The over-all ‘fingerprint’ chromatogram obtained can be used to assess changes which take place during heating.
Publikováno v:
Polymer. 34:4481-4487
The liquid-crystalline polyester (designated P R ), synthesized from hydroquinone diacetate, terephthalic acid and 6-acetoxy-2-naphthoic acid (1:1:2) by melt-phase transesterification, may be considerably modified in properties by the replacement of