Phthalocyanine dyes, porphyrin dyes tokyo chemical industry. Us2770629a us265523a us26552352a us2770629a us 2770629 a us2770629 a us 2770629a us 265523 a us265523 a us 265523a us 26552352 a us26552352 a us 26552352a us 2770629 a us2770629 a us 2770629a authority us united states prior art keywords pigment example sulfuric acid acid product prior art date 19520108 legal status the legal status is an assumption and is not a. The presence of a blue pigment was detected, and this was isolated and examined. Watersoluble phthalocyanine dyes direct, active, sulfur, or other types are used for dyeing fabrics. Practical applications of phthalocyanines from dyes and pigments to materials for optical, electronic and photoelectronic devices article pdf available in macroheterocycles 53. Phthalocyanine dyes, porphyrin dyes porphyrin has a cyclic structure with four condensed pyrroles. Phthalocyanine dye definition of phthalocyanine dye by the. Copper phthalocyanine pigments manufacturers authorstream. Color is achieved in inks by either pigments or dyes. Chlorophyll and the blood pigment hemin are well known members of this class. Pigments can be used in ink formulations either as dry pigments, or in the form of color concentrates, where the pigment is dispersed in a medium, usually with additives. 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. Phthalocyanine pigments market share, statistics pdf. The corresponding porphyrin metal complexes are important invivo, because they are included in chlorophyll functioning photo absorption and photo electron transfer for photosynthesis, and also included in heme hemoglobin transporting oxygen in.
Dyes are used to colour substrates to which they have affinity. Ironii phthalocyanine dye content 90 % sigmaaldrich. Since then, phthalocyanines have become important colorants as dyes and pigments. Practical applications of phthalocyanines from dyes and. The products listed herein are the top selection of. Three azo dyes, reactive orange 96, reactive violet 5 and reactive black 5, and two phthalocyanine dyes, reactive blue 15 and reactive blue 38, were chosen as representatives of commercially used. The key distinction is that dyes are soluble in water andor an organic solvent, while pigments are insoluble in both types of liquid media. Mearlin micro pearls are a series of luster pigments characterized by their very fine particle size. The stability and extended conjugation of the phthalocyanines offer a unique opportunity for energy absorption and numerous radiative and nonradiative energy loss mechanisms. Phthalocyanine is a tetrapyrrole fundamental parent that consists of four isoindole type units, with the connecting carbon atoms in the macrocycle replaced by nitrogen. Phthalocyanine dyes and pigments request pdf researchgate.
There are various industries where you can find us as the leading provider of water soluble food colour, dyes, and pigments. Industrial applications of phthalocyanines journal of. Phthalocyanine dyes article about phthalocyanine dyes by. In local area we can buy only dyes which are about 98% purity, which is not enough. H 2 pc has a twodimensional geometry and a ring system consisting of 18. Synthesis and characterization of fluorescent zinc phthalocyanine pigments and its combination pigment with mica titania pigment kahya, sevinc sevim m. Exporter of pigments offering dust free predispersed pigments, pigment green, pigment blue.
Phthalocyanine dyes, porphyrin dyes tokyo chemical. Their structural analogy to the natural pigments such as the porphyrins is of great interest in academic research and also in regard to their applications as colorants. They consist of tinfree, rutile titanium dioxide andor iron oxide coated mica. The products listed herein are the top selection of classical and highperformance pigments and dyes. The goal was to synthesize pigments which would protect plastics when exposed to the photodegradation effects of the sun in space. Dyes and pigments covers the scientific and technical aspects of the chemistry and physics of dyes, pigments and their intermediates. Many compounds of this class are traditionally used as dyes, 1 catalysts, 2 materials for nonlinear optics, 3 gas sensors, 4 etc. Phthalocyanine and naphthalocyanine dyes springerlink. Biodegradation of azo and phthalocyanine dyes by trametes. Pdf practical applications of phthalocyanines from dyes and. The use of these pigments are rare due to their poor light fastness property. Phthalocyanine h 2 pc is a large, aromatic, macrocyclic, organic compound with the formula c 8 h 4 n 2 4 h 2 and is of theoretical or specialized interest. Phthalocyanines possess some unique physical and chemical properties.
Phthalocyanines and porphyrins are considered as effective photosensitizers of titanium dioxide solar cells. Copper phthalocyanine, a brilliant blue pigment of excellent fastness properties. Apart from that, there are fields like petroleum, plastics, paints and coatings, printing, soap and detergent and many others to name. Phthalocyanines phthalocyanine and porphyrin dyes sigma. Us2365464a us438003a us43800342a us2365464a us 2365464 a us2365464 a us 2365464a us 438003 a us438003 a us 438003a us 43800342 a us43800342 a us 43800342a us 2365464 a us2365464 a us 2365464a authority us united states prior art keywords phthalocyanine sulfuric acid acid sulfate temperature prior art date 19420407 legal status the legal status is an assumption and.
Request pdf on dec 31, 2003, peter erk and others published phthalocyanine dyes and pigments find, read and cite all the research you need on. Synthesis, photochemical and photophysical studies and atypical aggregation behavior, dyes and pigments, 10. Phthalocyanines form complexes with a variety of chemical elements. Pdf practical applications of phthalocyanines from dyes and pigments to materials for optical, electronic and photoelectronic devices pdf phthalocyanines pc produced for 75 years as blue. Industrial applications of phthalocyanines world scientific. Phthalocyanine dye synonyms, phthalocyanine dye pronunciation, phthalocyanine dye translation, english dictionary definition of phthalocyanine dye. A stable bluegreen porphyrinbased organic dye, c32h18n8, or any of several bluegreen derivatives containing chelated metals, used in enamels, printing. Since 1968, we are leading phthalocyanine pigments manufacturers and exporters in india.
Journal of the japan society of colour material 1960, 33 11, 491494. The key distinction is that dyes are soluble in water and or an organic solvent, while pigments are insoluble in both types of liquid media. The polymorphism of phthalocyanine dyes is important for their use. The phthalocyanines a new class of synthetic pigments and dyes.
Besides their traditional use in textile, leather, paper, as well as the paint and varnish industries, dyes and pigments have become indispensable in other fields such as microelectronics, medical. This test indicated that the phthalocyanine blue pigment provided two to three times as much uv protection as the ultramarine blue pigment. Phthalocyanine pigments market size is increasing rapidly due to the growing demand from construction, automotive and aerospace industry over the recent years. Phthalocyanine blue, cobalt blue, and ultramarine blue at a level of 1% were incorporated in an unstabilized polyethylene system and exposed for 2000 hours in a weatherometer. Emphasis is placed on the properties of the colouring matters themselves rather than on their applications or the system in which they may be applied. It is composed of four isoindole units linked by nitrogen atoms. Porphyrin has a cyclic structure with four condensed pyrroles. The very important blue pigment copper phthalocyanine is a tetraazatetrabenzoporphin and the basic polyene chromogen of the molecule is as in 119, which has an azaannulene type ring. Of course, we can buy it from sigma aldrich, but this means well have to wait a while. Eighteen fungal strains, known for their ability to degrade lignocellulosic material or lignin derivatives, were screened for their potential to decolorize commercially used reactive textile dyes. Pigment dispersions, pigment paste, pigment emulsions. Phthalocyanine is of course closely related to the highly coloured porphyrins which are classed as polyene chromogens, and contain no donor or acceptor groups. Article views are the countercompliant sum of full text article downloads since november 2008 both pdf and html across all institutions and individuals. The reasons why copper and, rarely, other metal phthalocyanine dyes and pigments are used extensively is because of i their high stability and particularly ii their pure colors.
Saad makhseed, ahmad tuhl, jacob samuel, petr zimcik, nouria alawadi and veronika novakova, new highly soluble phenoxysubstituted phthalocyanine and azaphthalocyanine derivatives. Phthalocyanine dyes or phthalocyanine pigments, a group of dyes, derivatives of tetrabenzotetraazoporphyrin phthalocyanine and its complex compounds with metals. Phthalocyanine pigments reactive dyes pigments manufacturer. Citescore values are based on citation counts in a given year e. Phthalocyanine definition of phthalocyanine by the free. Phthalocyanine article about phthalocyanine by the free. The phthalocyanines are structurally, related to the natural porphin pigments. Practical applications of phthalocyanines from dyes and pigments. Traditional uses of phthalocyanine colorants are as blue and green pigments for automotive paints and printing inks and as bluecyan dyes for textiles and paper. The syntheses of some phthalocyanine intermediates and pigments. Pigments pre dispersed pigments phthalocyanine pigments green. The most widely used phthalocyanine dye is copper phthalocyanine i, a blue pigment.
Iron phthalocyanine supported on amidoximated pan fiber as effective catalyst for controllable hydrogen peroxide activation in oxidizing organic dyes. Pigment dispersions are having high pigment paste, pigment emulsions, pigment preparations, pigment red 112, pigment orange 16 with excellent fastness properties. Phthalocyanines, a class of organic dyes, were discovered in 1907 and today are the main organic blue and green pigments in the industry. Natural organic pigmentsthis type of pigments are derived from animal products and plant products. This test indicated that the phthalocyanine blue pigment provided two to three. Phthalocyanine pigments market share, statistics pdf report. The use of phthalocyanine and others dyes for photodiagnostics is part of a. Pigments, colorants, and dyes enaelhard corn l4earlin uicro pearl pisments. The complexes formed between transition metals, especially copper. Chemistry stack exchange is a question and answer site for scientists, academics, teachers, and students in the field of chemistry. A stable bluegreen porphyrinbased organic dye, c32h18n8, or any of several bluegreen derivatives containing chelated metals, used in enamels, printing inks, linoleum, and plastics. Sep 30, 2019 phthalocyanine plural phthalocyanines organic chemistry any of a family of macrocyclic compounds having a structure similar to that of porphyrin. Organic pigments, natural inorganic pigments, synthetic. With regard to their solubility, organic colourants fall into two classes, viz.
Most downloaded dyes and pigments articles elsevier. Phthalocyanine compounds loebbert major reference works. Phthalocyanines pc produced for 75 years as blue and green pigments are the most important organic colorants. Phthalocyanine pigments alliance organics is a wellknown phthalocyanine pigments manufacturer in india. The most important phthalocyanine, copper phthalocyanine, is produced worldwide. These metrics are regularly updated to reflect usage leading up to. Phthalocyanines have also found extensive use in many of the modern high technologies, e. We need a pure copper phthalocyanine for our experiments. They are very stable to light, heat, acid, alkali and solvents properties considered desirable in pigments. Highperformance colorants for premium inkjet inks and. Phthalocyanine dye definition of phthalocyanine dye by. Make pure phthalocyanines from phthalocyanine dyes.
In 1928 chemists of scottish dyes ltd now part of ici were called upon to investigate the cause of a discoloration affecting certain batches of phthalimide, a vat dye intermediate manufactured by passing ammonia gas into molten phthalic anhydride. Pdf phthalocyanines pc produced for 75 years as blue and green pigments are the most important organic colorants. Pdf practical applications of phthalocyanines from dyes. It is a tetrapyrrole fundamental parent and a member of phthalocyanines. In copper phthalocyanines, the qband in the visible region of the spectrum has. The phthalocyanine pigments are a homogeneous group of products, with physical, chemical and coloristic properties that have excellent dispersion and rheological characteristics required for printing inks with superior transparency, gloss. Emphasis is placed on the properties of the colouring matters. Remarkable photovoltage dyes and pigments 1712019 107683107690. Request pdf on dec 31, 2003, peter erk and others published phthalocyanine dyes and pigments find, read and cite all the research you need on researchgate.
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