Fish scale collagen invisible mask and preparation method thereof
A fish scale collagen, invisible technology, applied in the field of fish scale collagen invisible mask and its preparation, can solve the problems of limited application market, low purity of bone collagen, poor cosmetic performance, etc., to reduce environmental pollution and waste of resources, and high extraction efficiency , the effect of good transparency
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Embodiment 1
[0043] 1. Preparation of Fish Scale Collagen
[0044] (1) Impurity removal: after thawing fish scales, pick and remove impurities to obtain clean fish scales;
[0045] (2) Alkali treatment: at room temperature, add milk of lime with a calcium hydroxide content of 5 wt% to the clean fish scales, immerse the fish scales, mix them evenly, let them stand for 1 hour, and wash with water until neutral;
[0046](3) Acid treatment: at room temperature, soak the fish scales obtained in step (2) in an aqueous solution of citric acid with a concentration of 10 wt%, immerse the fish scales, leave them standing for 1 hour, and wash with water until neutral;
[0047] (4) Extraction: Add the fish scales obtained in step (3) into water, the mass ratio of the fish scales obtained in step (3) to water is 1:20, cook at 110°C for 1 hour, and extract the liquid; repeat step (4) for two more times (a total of three extractions), and the liquid was combined;
[0048] (5) At normal temperature, the...
Embodiment 2
[0054] 1. Preparation of Fish Scale Collagen
[0055] (1) Impurity removal: after thawing fish scales, pick and remove impurities to obtain clean fish scales;
[0056] (2) Alkali treatment: at normal temperature, add milk of lime with a calcium hydroxide content of 0.2 wt% to the clean fish scales, immerse the fish scales, mix them evenly, let them stand for 3 hours, and wash with water until neutral;
[0057] (3) Acid treatment: at normal temperature, soak the fish scales obtained in step (2) in an aqueous solution of citric acid with a concentration of 10 wt%, immerse the fish scales, let stand for 3 hours, and wash with water until neutral;
[0058] (4) Extraction: Add the fish scales obtained in step (3) into water, the mass ratio of the fish scales obtained in step (3) to water is 1:3, cook at 110°C for 1 hour, and extract the liquid; repeat step (4) for two more times (a total of three extractions), and the liquid was combined;
[0059] (5) At normal temperature, the l...
Embodiment 3
[0063] 1. Preparation of Fish Scale Collagen
[0064] (1) Impurity removal: after thawing fish scales, pick and remove impurities to obtain clean fish scales;
[0065] (2) Alkali treatment: at room temperature, add milk of lime with a calcium hydroxide content of 0.2 wt% to the clean fish scales, immerse the fish scales, mix them evenly, let them stand for 10 hours, and wash them until they are neutral;
[0066] (3) Acid treatment: at normal temperature, soak the fish scales obtained in step (2) in an aqueous solution of citric acid with a concentration of 0.5 wt%, immerse the fish scales, let stand for 10 hours, and wash with water until neutral;
[0067] (4) Extraction: Add the fish scales obtained in step (3) into water, the mass ratio of the fish scales obtained in step (3) to water is 1:10, cook at 110°C for 1 hour, and extract the liquid; repeat step (4) for two more times (a total of three extractions), and the liquid was combined;
[0068] (5) At normal temperature, ...
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