A compound indomethacin-dacronine plaster with waterproof performance and its preparation method

A paste and compound technology, applied in the field of medical supplies, can solve the problems of easy adhesion on the surface of the paste, poor waterproof performance, etc., and achieve the effects of not easy adhesion, strong anti-fouling ability, and preventing volatilization
CN111297893BActive Publication Date: 2021-11-12杭州仁德药业股份有限公司
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
杭州仁德药业股份有限公司
Publication Date
2021-11-12

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Abstract

The invention relates to the field of medical supplies, in particular to a waterproof compound indomethacin dacronine plaster and a preparation method thereof. The compound indomethacin dacronine plaster includes a waterproof layer, a base cloth layer and a plaster layer in sequence, the waterproof layer includes a first waterproof layer and a second waterproof layer, and first waterproof layers are distributed on both sides of the base cloth layer. layer and the second waterproof layer, the second waterproof layer is between the base cloth layer and the plaster layer, the waterproof layer is a super-hydrophobic surface layer, the plaster layer is a Chinese medicine coating layer, and the base cloth layer is a non-woven cloth. The ointment is based on 100 mass points: 2-3 parts of indomethacin, 0.1-0.3 parts of dyclonine hydrochloride, 7-9 parts of camphor, 3-5 parts of menthol, 29-31 parts of zinc oxide, 22 parts of rosin ‑24 parts, lanolin 3‑5 parts, dimethyl sulfoxide 3‑5 parts, and the rest are rubber. The invention has strong surface hydrophobicity, is not easy to be attached by dirty stains, and has strong air pollution prevention ability.
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Description

technical field

[0001] The invention relates to the field of medical supplies, in particular to a waterproof compound indomethacin and dacronine plaster and a preparation method thereof. Background technique

[0002] The main therapeutic effect of the compound indomethacin and dacronine plaster is to treat polymyalgia rheumatica. Because the therapeutic effect of the drug is good, it is a plaster that is simple, convenient, and easy to carry, and is very popular among patients. Because it is directly attached to the skin surface during use and is in a directly exposed state, the plaster is easily soaked when it encounters water, which affects the efficacy and bonding effect, which makes people have to replace it with a new plaster. It brings great troubles to people; at the same time, dirty stains are easy to adhere to the surface of the plaster, which affects the aesthetic appearance of the plaster.

[0003] Patent No. CN201510318587.5, the patent name is "Snake Oil Plaste...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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