发明授权
- 专利标题： Process for the extraction of carotenes from natural sources
- 专利标题（中）： 从天然来源提取胡萝卜素的方法
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申请号： US701970申请日： 1996-08-23
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公开(公告)号： US5714658A公开(公告)日： 1998-02-03
- 发明人: Jurgen Heidlas , Georg Huber , Jan Cully , Utz Kohlrausch
- 申请人： Jurgen Heidlas , Georg Huber , Jan Cully , Utz Kohlrausch
- 申请人地址： DEX Trostberg
- 专利权人： SKW Trostberg Aktiengesellschaft
- 当前专利权人： SKW Trostberg Aktiengesellschaft
- 当前专利权人地址： DEX Trostberg
- 优先权： DEX19531254.6 19950825
- 主分类号： A23L1/275
- IPC分类号： A23L1/275 ; A23L3/3463 ; C07C403/00 ; C07C403/24 ; C09B61/00 ; D06P1/34 ; C07C7/10
摘要：
For the extraction of carotenes, in particular of .beta.-carotene, from natural sources, these are stirred for several hours at at least 30.degree. C. in a solvent mixture composed of acetic esters of C.sub.1 -C.sub.4 alcohols as well as a portion of 1 to 25% by weight of an oil of biological origin. The natural colorant is in this way obtained in very high space-time yields and high purity.
公开/授权文献
- US4569469A Bone stapler cartridge 公开/授权日：1986-02-11
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