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2 edition of Some aspects of azo-pigment chemistry found in the catalog.

Some aspects of azo-pigment chemistry

Hassan Nejatpour

Some aspects of azo-pigment chemistry

simultaneous synthesis and control of particulate size of high molecular weight amino-azo derivatives, made as aqueous and non-aqueous latices, using dispersion polymerization and condensation techniques.

by Hassan Nejatpour

  • 108 Want to read
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Published in Bradford .
Written in English

Edition Notes

Ph.D. thesis. Typescript.

ID Numbers
Open LibraryOL13788469M

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Some aspects of azo-pigment chemistry by Hassan Nejatpour Download PDF EPUB FB2

The azo colorants were initially organic dyes which were used in textile industry and, thereafter, the first azo pigment, i.e., tartrazine yellow PYwas developed in Azo Pigment Synthesis by Continuous Operation. Production Units for Azo Pigment Manufacture by Batch Operation. Monoazo Yellow and Orange Pigments Chemistry, Manufacture.

Properties. Application. Commercially Available Monoazo Yellow and Orange Pigments. Disazo Pigments Diarylide Yellow Pigments. Bisacetoacetarylide Pigments. Some aspects of azo-pigment chemistry. Author: Nejatpour, H. ISNI: Awarding Body: University of Bradford Current Institution: University of Bradford Date of Award: Availability of Full Text: Full text unavailable from EThOS.

As a consequence of п-delocalization, aryl azo compounds have vivid colors, especially reds, oranges, and ore, they are used as dyes, and are commonly known as azo dyes, an example of which is Disperse Orange azo compounds, e.g., methyl orange, are used as acid-base indicators due to the different colors of their acid and salt forms.

Other articles where Azo pigment is discussed: pigment: Organic pigments include azo pigments, which contain a nitrogen group; they account for most of the organic red, orange, and yellow pigments.

Copper phthalocyanines provide brilliant, strong blues and greens that are unusually colourfast for organic colours. Some pigments, such as fluorescent ones, are simply dyes that have. Recent Literature.

The synthesis of alkyl 2-phenylazocarboxylates largely depended on the stoichiometric use of toxic oxidants. The use of CuCl and DMAP as catalysts enables an environment-friendly aerobic oxidation of alkyl 2-phenylhydrazinecarboxylates to alkyl 2-phenylazocarboxylates under mild conditions.

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