Studies of a series of haloaluminum, -gallium, and -indium ...

Gallium Phthalocyanines: Structure Analysis and Electroabsorption Study Kazuo Yamasaki, Okimasa Okada, Kazuki Inami, and Kozo Oka, Masahiro Kotani and Hideo Yamada The Journal of Physical Chemistry B 1997 101 (1), 13-19

Phthalocyanines and Related Compounds: XXXIX. Synthesis of ...

Anhydride Gallium Phthalocyanine Related Compound Imide These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

US9500965B2 - Electrophotographic photosensitive member ...

The electrophotographic photosensitive member is an electrophotographic photosensitive member including a photosensitive layer, in which the photosensitive layer includes a gallium phthalocyanine crystal in which a compound represented by the following formula (1) …

SOLUTION OF GALLIUM PHTHALOCYANINE METHOD FOR …

Jul 31, 2014· In addition, from the viewpoint of achieving good handleability of the solution of a gallium phthalocyanine, the compound which is represented by the formula (1) and which has a lower molecular weight may be used because the solution of a gallium phthalocyanine is more likely to have a lower viscosity.

Photophysical, photochemical and liquid-crystalline ...

Read "Photophysical, photochemical and liquid-crystalline properties of novel gallium(III) phthalocyanines, Dyes and Pigments" on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

The synthesis, fluorescence behaviour and singlet oxygen ...

gallium phthalocyanine is known in the literature [11,12], cationic gallium phthalocyanines have not been reported before. This study is the first report on tetrapyridyloxy -ionic substituted water-soluble gallium(III)phthalocyanine compounds. The aim of our ongoing research is to synthe-sise water-soluble gallium phthalocyanines to be used as

Gallium Phthalocyanines: Structure Analysis and ...

For this compound, the molecules of one column are tilted with respect to those in an adjacent column and thus exhibit a type of herring bone arrangement; the molecules of the other two compounds ...

METHOD OF PRODUCING GALLIUM PHTHALOCYANINE CRYSTAL …

May 30, 2013· The method of producing a gallium phthalocyanine crystal includes subjecting a gallium phthalocyanine and a specific amine compound, which are added to a solvent, to a milling treatment to perform crystal transformation of the gallium phthalocyanine.

Gallium Phthalocyanines: Structure Analysis and ...

Crystal structure analysis of two compounds, hydroxygallium phthalocyanine type XI and chlorogallium phthalocyanine type II, made by Rietveld analysis, clarified that the molecules are stacked in pairs. ... Gallium Phthalocyanines: Structure Analysis and Electroabsorption Study. Kazuo Yamasaki * Digital Xerography Laboratory, Fuji Xerox Co ...

Gallium(III) Phthalocyanine Hydroxide | AMERICAN ELEMENTS

Gallium(III) Phthalocyanine Hydroxide is generally immediately available in most volumes. High purity, submicron and nanopowder forms may be considered. Hydroxide, the OH- anion composed of an oxygen atom bonded to a hydrogen atom, is commonly present in nature and is one of the most widely studied molecules in physical chemistry.

GALLIUM PHTHALOCYANINE COMPOUND, GALLIUM ... - Europe …

To provide a gallium phthalocyanine compound, which is expressed by the following general formula (I) where R1 to R32 are each independently a hydrogen atom, an alkoxy group, an alkylthio group, an alkyl group, a halogen atom, a nitro group, or an aryl group.

phthalocyanine | Sigma-Aldrich

Search results for phthalocyanine at Sigma-Aldrich. Compare Products: Select up to 4 products. *Please select more than one item to compare

Good optical limiting performance of indium and gallium ...

same Pc molecules in solution. All gallium and indium complexes of phthalocyanines are good candidates for optical limiting applications. Keywords: Z-scan, nonlinear absorption, optical limiting, polymer film, phthalocyanine 1. Introduction Over the last …

New axially aryloxy substituted gallium phthalocyanines ...

A series of results from different photophysical experiments on indium and gallium phthalocyanine (Pc) compounds is reported. Gallium Pc's have much longer singlet and triplet excited state ...

Good optical limiting performance of indium and gallium ...

The optical limiting characteristics of tetra- and octasubstituted gallium and indium phthalocyanine complexes have been studied by means of the open-aperture Z-scan technique with nanosecond pulses at …

BRIEF COMMUNICATIONS EPR INVESTIGATION OF THE …

compounds with predefined properties. This study is devoted to the elucidation of the magnetic field effect on the dimerization of aluminum(III) phthalocyanine chloride (C32H16N8ClAl, ClAlPc) and gallium(III) phthalocyanine chloride (C32H16N8ClGa, ClGaPc) in film structures.

Phthalocyanines - Phthalocyanine and Porphyrin Dyes ...

USA Home > Product Directory > Materials Science > Organic and Printed Electronics > Photonic and Optical Materials > Phthalocyanine and Porphyrin Dyes > Phthalocyanines Materials Science Home Materials Science Products

Gallium trichloride - Wikipedia

Gallium trichloride is the chemical compound with the formula GaCl 3. Solid gallium trichloride exists as a dimer with the formula Ga 2 Cl 6. It is colourless and soluble in virtually all solvents, even alkanes, which is truly unusual for a metal halide.

Novel sulfonated hydrophilic indium(III) and gallium(III ...

The newly synthesized phthalocyanines have been characterized by Fourier transform infrared spectroscopy, proton nuclear magnetic resonance, mass and UV–vis spectroscopy techniques. The water-soluble gallium(III) phthalocyanine derivative (2) was aggregated in aqueous media but was fully disaggregated in the presence of a surfactant Triton X-100.

New axially aryloxy substituted gallium phthalocyanines ...

As a result, axial substitution and dimerization of the gallium phthalocyanine monomer resulted in significant reductions in the saturation energy density of the material displaying clear Scheme 1 Synthesis of compounds 2 and 3: (i) anhydrous DMSO, evidence of the usefulness of structurally modifying the gallium p-chlorophenol, K2CO3, 110 uC ...

US Patent for Electrophotographic photosensitive member ...

A photosensitive layer includes a gallium phthalocyanine crystal and 0.2% by mass or more and 20% by mass or less of an arene compound based on the gallium phthalocyanine crystal, and the arene compound has a halogen atom or a halogen-substituted alkyl group, and a sulfonic acid group or a sulfonic acid salt group, as a substituent.

Conductive Behavior and Morphology of Axially Modified ...

Metal phthalocyanines (MPcs) are very stable pi-conjugated macrocyclic aromatic compounds coordinated to metal elements that show high chemical and thermal stability and a very strong optical absorption in the visible region [1]. For several years now, metal phthalocyanine molecules have been employed as organic compounds

Photophysical studies on axially substituted indium and ...

Photophysical studies on axially substituted indium and gallium phthalocyanines upon UV–Vis laser irradiation ... It has been shown that phthalocyanine compounds exhibit RSA because of an intersystem crossing approaching unity from the lowest excited ... In comparison with other indium and gallium phthalocyanine compounds used in this study, ...

Synthesis, photophysical and photochemical properties of ...

The synthesis, photophysical and photochemical properties of the tetra-substituted aryloxy gallium(III) and indium(III) phthalocyanines are reported for the first time. General trends are described for photodegradation, singlet oxygen, fluorescence, and triplet quantum yields and triplet lifetimes of these compounds.

GALLIUM PHTHALOCYANINE THIN FILMS STUDIED BY …

GALLIUM PHTHALOCYANINE THIN FILMS STUDIED BY ELECTROABSORPTION ... single component compound was difficult to detect, since its oscillator strength was small ... Fig. 1 Absorption Spectra of some gallium phthalocyanines in the form of microparticles despersed in a polymer. For comparison the solution spectrum is

Gallium(III) Phthalocyanine Chloride | AMERICAN ELEMENTS

Gallium(III)-phthalocyanine Chloride is an infrared (IR) dye used in optical applications. American Elements can produce most materials in high purity and ultra high purity (up to 99.99999%) forms and follows applicable ASTM testing standards; a range of grades are available including Mil Spec (military grade), ACS, Reagent and Technical Grade, Food, Agricultural and Pharmaceutical Grade ...

US Patent for Electrophotographic photosensitive member ...

Examples of the gallium phthalocyanine constituting the gallium phthalocyanine crystal containing the amine compound represented by the formula (1) in itself of the present invention include a gallium phthalocyanine having a halogen atom, a hydroxy group, or an alkoxy group as an axial ligand at a gallium atom in a molecule thereof.

US9459542B2 - Electrophotographic photosensitive member ...

Examples of the gallium phthalocyanine constituting the gallium phthalocyanine crystal containing the amine compound represented by the formula (1) in itself of the present invention include a gallium phthalocyanine having a halogen atom, a hydroxy group, or an alkoxy group as an axial ligand at a gallium atom in a molecule thereof.