Contents of volume 31

Contents of volume 31

Dyes and Pigments 13 (1990) 325-327 CONTENTS OF VOLUME 13 Number I . 1 Photophysical Characteristics of Some 2-Styrylindolium Dyes . . . . ST. ...

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Dyes and Pigments 13 (1990) 325-327

CONTENTS

OF VOLUME

13

Number I

.

1

Photophysical Characteristics of Some 2-Styrylindolium Dyes . . . . ST. METSOV, D. SIMOV, ST. STOYANOV & P. NIKOLOV (Bulgaria)

11

Novel Oxidative Dye Couplers KEITH C. BROWN, JAMES S. ANdERSbN

21

Binary Cyclotetraphosphates Zn,_,Ca,P,O,, M. TROJAN (Czechoslovakia)

as New,Special

Pigments

&JAMES

.

E. KIJEK (USA; 29

Synthesis and Study of 6-Arylazo Coumarin Derivatives R. RAJAGOPAL & S. SESHADRI (India) Flash Photolysis Studies of a Sulphonated Bis-styryl K. J. SMIT & K. P. GHIGGINO (Australia)

Biphenyl

Fluorescent

45

Dye.

An Approach to the Design of Nonmutagenic Azo Dyes: Analogs of the Mutagen CI Direct Black 17 . . . . . . . . HAROLD S. FREEMAN, JAMES F. ESANCY & LARRY D. CLAXTON (USA) NMR

Investigation of Azo Disperse Dyes . . . . . PIER0 SAVARINO, GUIDO VISCARDI, ERMANNO BARNI, ROSARINA CARPIGNANO (Italy) & LEV A. FEDOROV (USSR)

55

.

71

.

81

Number 2 The Syntheses of Some Phthalocyanine Intermediates and Pigments LEMI TURKER & LEVENT OKER (Turkey)

.

Azo Disperse Dyes Derived from 3-Amino-7-nitro-2H-l@enzothiazine R. RAJAGOPAL & S. SESHADRI (India)

l,l-Dioxide

93

Tautomerism (Hydroxyazo versus Ketohydrazone Form) of C2.2.23 Cyclophane1,2-dione Monoarylhydrazones: an ‘H-NMR Study . . . . TAIZO HATTA, SHUNTARO MATAKA & MASASHI TASHIRO

107

(Japan) Fluorescence Spectra Characteristics of cr,w-Di-l- and 9-Anthrylpoly-ynes . SHUZO AKIYAMA, KENICHIRO NAKASHIMA, SHIN’ICHI NAKATSUJI & MASAZUMI NAKAGAWA (Japan) Dyes and Pigments (13) (1990to Great Britain

325 1990 Elsevier Science Publishers

Ltd, England.

.

117

Printed in

Contents of Volume 13

326

1,4-Bis(arylamino)-5-nitro-(and 5-amino-)-8hydroxyanthraquinones: Dyes for Synthetic Polymer Fibres . . A. T. PETERS (UK) & Y. C. CHAO (Taiwan)

Bluish-Green

.

123

Synthesis, Visible Absorption, Photosensitisation and Antimicrobial Activity Some Butadienochromophoric Chain-Substituted Asymmetric Cyanines El. N. JHA, R. K. JHA, D. KUMARI JHA & S. N. JHA (India) Thermal

Investigation of Sulphonylazide Dyes ILYANA KARAMANCHEVA, ORLYN ALEXANDER DRAGANOV (Bulgaria)

of 135

. ATANASSOV

&

155

.

Number 3 Azo Acid Dyes Derived R. RAJAGOPAL

from 3-Amino-7-Nitro-2H-l,2-benzothiazine-l,l-dioxide & S. SESHADRI (India)

Synthesis of Fluorescent 2,3-Fused Coumarin Derivatives . R. RAJAGOPAL, V. U. SHENOY, S. PADMANABHAN, S. SEQUERIA & S. SESHADRI (India) Synthesis of a Pink-Violet Zirconium M. TROJAN (Czechoslovakia)

Silicate Pigment

from Zircon

161

167 ’

177

Mineral

Ring-Stackingwechselwirkungen in Assoziaten aus o,o’-Dihydroxyazofarbstoffen der Eriochromreihe und Kationischen Tensiden . . . . H.-R. SAGASTER

& G. RijBISCH

.

187

(GDR)

Synthesis of Some B- and y-Substituted Azotrimethine Cyanide Dyes. A. I. M. KORAIEM, Z. H. KHALIL & R. M. ABU EL-HAMED

. The Dyeing Properties of Grafted Polyamide Fibres A. BENDAK, A. KANTOUCH, S. E. SHALABY A. M. RAMADAN (Egypt)

.

197

(Egypt) 205

i

Spectrophotometric Determination of Ionization and Isomerization Constants of Rose Bengal, Eosin Y and Some Derivatives . . . F. AMAT-GUERRI, M. M. C. LOPEZ-GONZALEZ, R. SASTRE & the late R. MARTINEZ-UTRILLA (Spain) Synthesis and Properties of Aminoarylsulphonanilide-3’,5’-dicarboxylic KAZMIERZ BLUS & JAN KRASKA (Poland)

Acids

219

233

Number 4 Synthesis of 5Hetarylpyrazolo Polyester Fibres D. W. RANGNEKAR

[3,4-blpyrazines

and their Use as Disperse Dyes for 241

& S. V. DHAMNASKAR

(India)’

.

327

Contents of Volume 13

The Role of Organic Molecules in Colour PETER GREGORY (UK)

Hard Copy

.

.

.

.

251

Synthesis and Electronic Spectra of Some Bis-heterocyclic Methine Cyanine Dyes A. I. M. KORAIEM, KH. M. HASSAN & R. M. ABD EL ALL (Egypt) Synthesis of Yellow Pigments from Zircon M. TROJAN (Czechoslovakia)

Mineral

.

269

.

Synthesis and Spectra of Some Asymmetric Trimethine Cyanine Dyes A. 1. M. KORAIEM, Z. H. KHALIL & R. M. ABU EL-HAMD

.

281

.

289

(Egypt)

Polycyclic Compounds Part VI. Structural Features of C.I. Disperse Yellow 232 N. R. AYYANGAR, K. V. SRINIVASAN & THOMAS DANIEL (India) Synthesis of Blue-Violet and Brown-Green Zirconium Zircon Mineral . . . . . M. TROJAN (Czechoslovakia)

Silicate

Pigments

.

.

301

from

.

.

311