Plaster base for pharmaceutical preparation of adherent application
专利汇可以提供Plaster base for pharmaceutical preparation of adherent application专利检索，专利查询，专利分析的服务。并且PURPOSE: The titled plaster base capable of keeping a blended drug stably without decomposing it, obtained by adding an oxyanthraquinone compound to rubber-like adherent substance.
CONSTITUTION: A plaster base consisting of a rubber-like adherent substance of natural rubber or synthetic rubber or their mixture is blended with an oxyanthraquinone compound such as a compound shown by the formula (R
1 is lower alkyl, hydroxymethyl, or carboxyl; R
2 is H, OH, or lower alkoxy). A natural compound is preferable as the compound shown by the formula, chrysophanol, emodin, rhein, etc. may be cited as it, and plants containing them are used in the form of extracts too. A preferable amount of the compound shown by the formula blended is 0.02W2wt% based on the adherent substance, an amount of plant containing it is 0.02W5wt%, and an amount of plant extract is 0.005W 4wt%. It is especially effective for drugs consisting of phenolic hydrogyl group- containing compounds or amine compounds, which are extremely decomposed with a common plaster base.
COPYRIGHT: (C)1984,JPO&Japio，下面是Plaster base for pharmaceutical preparation of adherent application专利的具体信息内容。
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3 一种农业杀虫剂
