List of publications on a keyword: «phthalocyanine»


Химия

Publication date: 13.07.2016
Evaluate the material Average score: 5 (Всего: 1)
Oshurkova Ekaterina Yuryevna , ученица 10 «В» класса
Zaharko Valeriya Dmitrievna , ученица 10 «В» класса
Dubinina Natalya Ehduardovna , учитель химии
MBEI "Lyceum №22" , Ивановская обл

«Comparing natural and synthetic colorants properties»

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Natural and synthetic pigments have both advantages and disadvantages. It is usually easier and cheaper to isolate the pigment from plants than to synthesize. At the same time, synthetic dyes are more resistant to various environmental factors, which allows to use them widely. The paper examines the influence of high temperature and pH on colour and stability of anthocyanins and phthalocyanine, as well as the benefits of their use.