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IN WASSER DISPERGIERBARE ZUSAMMENSETZUNGEN, DIE EIN NATÜRLICHES, HYDROPHILES PIGMENT ENTHALTEN, VERFAHREN ZU IHRER HERSTELLUNG UND IHRE VERWENDUNG
专利权人:
Chr. Hansen A/S
发明人:
Marianne WINNING,Per Pihlmann ISAGER
申请号:
DE69724585
公开号:
DE69724585T3
申请日:
1997.01.20
申请国别(地区):
DE
年份:
2012
代理人:
摘要:
A ready-to-use water dispersible pigment composition containing at least 5% by weight of water is provided. The composition comprises a stable dispersion of a water-insoluble and/or hydrophobic natural pigment such as a carotenoid, curcumin, a porphyrin pigment or vegetable carbon black in the form of bodies of an average size which is at the most 10 mu m is provided. The pigment bodies are dispersed without the use of a surface active substance in an aqueous phase comprising a hydrocolloid. The natural pigment in compositions which are useful for colouring of food products and pharmaceuticals do not migrate in the products. The compositions are useful in coating compositions for tablets and dragees.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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