Hydrogel transdermal patch containing multiple pure plant extract oil and preparation method thereof
A hydrogel transdermal patch and oil extraction technology, applied in the field of traditional Chinese medicine patches, can solve the problems of low drug content loading, insufficient cross-linking reaction, poor blood-activating effect, etc. Conducive to transdermal absorption and increase the effect of fever and blood circulation
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Embodiment 1
[0070] A transdermal hydrogel patch containing a variety of pure plant extract oils, including a gel layer and an isolation film on the surface of the gel layer and a backing cloth on the back of the gel layer. The gel layer is prepared from raw materials including the following parts by weight And get: pure plant extract oil: 100g; carbomer 940: 25g; NP800: 25g; glycerol: 225g; aluminum glycolate: 40g; PVPK90: 100g; tartaric acid: 30g; ethanol: 110g; EDTA-2Na: 60g ; Pure water: 475g. The pure plant extract oil includes the following components by weight: white mustard seed extract oil: 22.5g; cinnamon extract oil: 10g; ginger extract oil: 11g; saffron extract oil: 15g; peppermint extract oil: 14g; yellow mustard seed extract Oil: 27.5g.
[0071] The preparation method of the above-mentioned hydrogel transdermal patch containing various pure plant extract oils includes the following steps:
[0072] S1: Take pure water, add tartaric acid and stir evenly, then add PVPK90 for stirri...
Embodiment 2
[0078] A transdermal hydrogel patch containing a variety of pure plant extract oils, including a gel layer and an isolation film on the surface of the gel layer and a backing cloth on the back of the gel layer. The gel layer is prepared from raw materials including the following parts by weight And get: pure plant extract oil: 90g; carbomer 940: 10g; NP800: 25g; glycerol: 160g; aluminum glycolate: 36g; PVPK90: 110g; tartaric acid: 20g; ethanol: 120g; EDTA-2Na: 50g ; Pure water: 400g. The pure plant extract oil includes the following components by weight: white mustard extract oil: 20g; cinnamon extract oil: 10g; ginger extract oil: 10g; saffron extract oil: 15g; peppermint extract oil: 10g; yellow mustard extract oil : 25g.
[0079] The preparation method of the above-mentioned hydrogel transdermal patch containing various pure plant extract oils includes the following steps:
[0080] S1: Take pure water, add tartaric acid and stir evenly, then add PVPK90 for stirring, and stir a...
Embodiment 3
[0086] A transdermal hydrogel patch containing a variety of pure plant extract oils, including a gel layer and an isolation film on the surface of the gel layer and a backing cloth on the back of the gel layer. The gel layer is prepared from raw materials including the following parts by weight And get: pure plant extract oil: 70g; carbomer 940: 10g; NP800: 20g; glycerol: 150g; aluminum glycolate: 20g; PVPK90: 50g; tartaric acid: 10g; ethanol: 100g; EDTA-2Na: 30g ; Pure water: 400g. The pure plant extract oil includes the following components by weight in g: white mustard extract oil: 20g; cinnamon extract oil: 5g; ginger extract oil: 5g; saffron extract oil: 10g; peppermint extract oil: 5g; yellow mustard extract oil : 25g.
[0087] The preparation method of the above-mentioned hydrogel transdermal patch containing various pure plant extract oils includes the following steps:
[0088] S1: Take pure water, add tartaric acid and stir evenly, then add PVPK90 for stirring, and stir ...
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