Preparation of dried leaf resistant to color fading
专利汇可以提供Preparation of dried leaf resistant to color fading专利检索，专利查询，专利分析的服务。并且PURPOSE: To prepare dried leaves which can be stored for a long time without color fading, by placing the plant between a pair of sheets (cloths, paper, etc.) containing CaCl
2 or LiCl as a dehydrant, heating and dehydrating the plant, and coating the plant with an oily agent to prevent the moisture absorption.
CONSTITUTION: A plant is placed between a pair of cloths or paper soaked with CaCl
2 .2H
2 O or LiCl.H
2 O as a dehydrant, and dried by heating at a controlled temperature (usually 40W50°C). The dried leaves are coated with a mixture of a non-volatile oil or fat such as vaseline, drying oil, etc., and a volatile oil such as terpentine oil, gas oil, etc. to prevent the moisture absorption during storage. The leaves thus prepared can be stored for more than two years without causing color fading, when kept from high temperature or direct rays of the sunlight.
COPYRIGHT: (C)1980,JPO&Japio，下面是Preparation of dried leaf resistant to color fading专利的具体信息内容。
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