Detailed description of the invention
Below in conjunction with specific embodiment, technical scheme of the present invention is further described.
The extraction of Folium Braseniae Schreberi crude extract: can ultrasonic extraction be used, reflux cooling extracts, heating extraction, the extracting method such as supercritical extraction, filter with 200-300 object filter cloth after extracting, obtain Folium Braseniae Schreberi extracting solution preferably by heating extraction, extracting solution after filtration is at 20-80 DEG C, most suitable is at 40-60 DEG C, carries out drying with rotating pressure-decreasing rapid steamer, can obtain the dried powder of Folium Braseniae Schreberi crude extract.Wherein Extraction solvent is water, charcoal element water, ethanol, propylene glycol, ethyl acetate, and butanediol, ether or chloroform, preferably 3 ~ 10 times of volume water are as Extraction solvent, extract 2-15 hours under the Extracting temperature of 40-95 DEG C.
The production of Folium Braseniae Schreberi macromolecule polysaccharide: put into 10kg ultra-pure water in dry Folium Braseniae Schreberi 1kg, heat at 80 DEG C and extract for 6 hours.With 250 object filter-cloth filterings, add 30kg ethanol and leave standstill and precipitate, by filtering and centrifugalize reclaim precipitation, obtain 17.4g containing Folium Braseniae Schreberi macromolecule polysaccharide.
Prevent the production of the cosmetic material compositions of skin aging:
The production of Folium Braseniae Schreberi crude extract: the ultra-pure water putting into 10kg in dry Folium Braseniae Schreberi 1kg, heats and extracts for 6 hours at 80 DEG C.With 250 object filter-cloth filterings, concentrating under reduced pressure at 60 DEG C, obtain the Folium Braseniae Schreberi crude extract of 35.7g.
Hyaluronic acid and poly-γ glutamic acid are for buying product.
Above-mentioned three kinds of materials mix according to the ratio (% by weight) in following table 1, are dissolved in ultra-pure water, have made the product of 100 μ g/ml.
Table 1, the cosmetic material compositions of different ratio and matched group.
Experimental example 1: in table 1, the anti-oxidation efficacy of the cosmetic material compositions of skin aging that prevents of various proportioning is tested.
One of anti-aging effect of each sample in table 1: the detection method of anti-oxidation efficacy is as follows: 1,1-diphenyl-2-trinitrophenyl-hydrazine (DPPH) can produce free radical in ethanol, it is mixed according to certain ratio with each sample in table 1 and matched group respectively, confirms the degree that the amount of the free radical generated reduces.In 0.2ml ethanol, be each sample solution 0.3ml of 100 μ g/ml by the ultimate density of ultra-pure water preparation in the 0.1mmol/L DPPH solution 0.5ml of interpolation alcohol solvent preparation and table 1.Then, after above-mentioned solution rotates 10 seconds strongly, leave standstill 30 minutes in the cool, measure absorbance with ELISA under 517nm, blank group uses 70% ethanol, and the result of the percentage ratio shown by the degree of anti-oxidation efficacy is as shown in table 2.
Table 2, the anti-oxidation efficacy test result of each sample and matched group.
Often organize sample test and repeat 3 times, to compare the anti-oxidation efficacy that can find each group of sample all fine with blank group.And compare discovery with matched group 3, for each sample, although ultimate density is very low, anti-oxidation efficacy is but very strong.Therefore, can be drawn by table 2 data, cosmetic material compositions of the present invention has fine antioxidant effect, than using independent material to have better anti-oxidation efficacy, has the effect preventing skin aging.
Experimental example 2: in table 1, the cosmetic material compositions of skin aging that prevents of various proportioning suppresses the mensuration of collagenase activity
In table 1, each sample is to the suppression level determinations of collagenase activity, measure according to methods such as Wunsch: in 0.15ml 0.1M Tris-HCl buffer (pH 7.5), add 4mM calcium chloride water 0.25ml, concentration is the 4-phenylazo benzyloxycarbonyl group-L-PRO-LEU-GLY-PRO-D-ARG culture medium aqueous solution 0.25ml and sample solution 0.1ml of 0.3 ㎎/ml, after mixing, add the collagen protein enzyme aqueous solution 0.15ml that concentration is 0.2 ㎎/ml wherein again, the citric acid 0.5ml that mass percent is 6% is put into after room temperature places 20 minutes, after stopped reaction, add ethyl acetate, determine the absorbance under 320nm.
In table 1, each sample and the suppression ratio of matched group to collagenase activity show with the interpolation of sample solution and the absorbance reduction rate that do not add Collagenase.Its result is as shown in table 3.
Table 3, each sample and matched group are to the suppression Tachistoscope result of collagenase activity.
Often organize sample test and repeat 3 times, and do not add Collagenase and be blank group and compare and can find that each group of sample is all fine to the suppression ratio of collagenase activity.And, compare discovery with matched group 3, for each sample, although ultimate density is very low, show the effect well suppressing collagenase activity.Therefore, such experimental result illustrates, cosmetic material compositions of the present invention has the effect well suppressing collagenase activity, than using independent material to have the effect better suppressing collagenase activity, has the effect preventing skin aging.
Experimental example 3: in table 1, the cosmetic material compositions of skin aging that prevents of various proportioning suppresses the mensuration of elastic fiber enzymatic activity.
In table 1, each sample is to the suppression level determinations of elastic fiber enzymatic activity, measured by methods such as Cannell: use N-succinyl-L-alanyl-L-Ala-L-Ala-4-nitroaniline as substrate, at 37 DEG C, 20 minutes periods, measure by the growing amount of substrate formed paranitroanilinum under 405nm.Concrete grammar is as follows: prepare each experimental solutions according to finite concentration (100 μ g/ml), respectively get 0.5ml and put into test tube, at 0.15ml tris-HCl buffer (50mM, pH 8.6) in add porcine pancreatic elastase (2.5 U/ml) solution (preparing with water) 0.5 ml of dissolving after, add with water-soluble N-succinyl-L-alanyl-L-Ala-L-Ala-4-nitroaniline (0.5 ㎎/ml) 100 μ l again, react after 20 minutes, measure.
In table 1, each sample and the suppression ratio of matched group to elastic fiber enzymatic activity show with the interpolation of sample solution and the absorbance reduction rate that do not add pancreatopeptidase E.The measurement result that the relevant elastic fiber enzymatic activity that forms each sample and matched group pair and wrinkle suppresses is as shown in table 4.
Table 4. each sample and matched group are to the suppression Tachistoscope result of elastic fiber enzymatic activity.
Often organize sample test and repeat 3 times, compare can find that each group of sample is all fine to the suppression ratio of elastic fiber enzymatic activity with blank group that does not add active component.And, compare discovery with matched group 3, for each sample, although ultimate density is very low, show the effect well suppressing elastic fiber enzymatic activity.Therefore, such experimental result illustrates, cosmetic material compositions of the present invention has the effect well suppressing elastic fiber enzymatic activity, than using independent material to have the effect better suppressing elastic fiber enzymatic activity, has the effect preventing skin aging.
Experimental example 4: in table 1, the skin elasticity functional examination of the cosmetic material compositions of skin aging that prevents of various proportioning is tested.
Test philosophy: lasting acoustic pressure is in minute, and the direction of the probe applied on skin, after skin is sucked into, removes acoustic pressure, skin recovers former state.Concrete method of testing is as follows: employ the equipment-Cutometer MPA580 measuring elastic force, utilize R5 value to measure the elastic force of skin.Tighten at plucked skin and be close to the probe that the diameter that attached the said equipment connects is 2 ㎜, carry out non-invasive measurement.Before using sample, the elastic force degree that skin elasticity measuring instrument is measured skin, as blank group, arm is smeared each sample 25ml/cm
2.After smearing, through 1 as a child, skin elasticity degree was measured.Be adjusted to 20 DEG C in temperature, humidity be 50% ambient temperature and moisture indoor measure.The measured men and women to liking 20 years old ~ 30 years old, totally 20.By test, the comparison having carried out elastic force improvement rate calculates.Experimental result is as shown in table 5 below.
Table 5, the skin elasticity functional examination result of each sample and matched group.
As can be seen from table 5 measurement result, cosmetic material compositions of the present invention in contrast to single hyaluronic acid, poly-γ glutamic acid or Folium Braseniae Schreberi extract, has superior enhancement beyond imagination and improves the effect of skin elasticity.
Experimental example 5: in table 1, the moistening effect of the cosmetic material compositions of skin aging that prevents of various proportioning measures.
In order to measure the moistening effect of each cosmetic material compositions of producing according to the proportioning of table 1, test for object with the men and women 20 (man 5, female 15) of 22 ~ 33 years old of dermatopathy that do not have that can be subject to experimental result impact completely.Concrete grammar is as follows: each experimental subject, before sample, after first using water cleaning experiment position, then adapts to external environment condition 30 minutes.The environmental condition of experiment is: keep indoor temperature 22 ~ 24 DEG C, indoor humidity 45 ~ 50%, and test in same place.At inboard arm with 2 × 2cm
2smear each 10 μ l of sample, and dry 1 minute.Then respectively coat the ultra-pure water of 20 μ l again at the position of smearing, towel off solid carbon dioxide divide after with 1 be divided into interval (0 point, 1 point, 2 points, 3 points, 4 points, 5 points, 6 points, 7 points, 8 points, 9 points, 10 points), with Corneometer CM 825, mensuration moistening effect is carried out to each skin surface moisture smearing part.Measurement result is as shown in table 6, and unit is Corneometer value (Cv).
Table 6, the moistening effect measurement result of each sample and matched group.
As can be seen from table 6 measurement result, cosmetic material compositions of the present invention in contrast to single hyaluronic acid, and poly-γ glutamic acid or Folium Braseniae Schreberi extract, have remarkable moistening effect.
Cosmetics 1: toner/smoothing toner (astringent)
The toner/smoothing toner (astringent) of the cosmetic material compositions containing sample 1, according to the composition proportion of following table 7, produces according to conventional methods.
Table 7, the proportioning raw materials of toner/smoothing toner (astringent).
Cosmetics 2: nutrition astringent (emulsion)
The nutrition astringent (emulsion) of the cosmetic material compositions containing sample 1, according to the composition proportion of following table 8, produces according to conventional methods.
Table 8, the proportioning raw materials of nutrition astringent (emulsion).
Cosmetics 3: nourishing cream
The nourishing cream of the cosmetic material compositions containing sample 1, according to the composition proportion of following table 9, produces according to conventional methods.
Table 9, the proportioning raw materials of nourishing cream.
Cosmetics 4: essence
The essence of the cosmetic material compositions containing sample 1, according to the composition proportion of following table 10, produces according to conventional methods.
Table 10, the proportioning raw materials of essence.
Cosmetics 5: foundation cream
The foundation cream of the cosmetic material compositions containing sample 1, according to the composition proportion of following table 11, produces according to conventional methods.
Table 11, the proportioning raw materials of foundation cream.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, and to not departing from any amendment of spirit and scope of the invention or equivalent replacement, it all should be encompassed in the middle of right of the present invention.