CN107233222A - A kind of composition with liquid crystal structure and its application in cosmetics - Google Patents
A kind of composition with liquid crystal structure and its application in cosmetics Download PDFInfo
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- CN107233222A CN107233222A CN201610188674.8A CN201610188674A CN107233222A CN 107233222 A CN107233222 A CN 107233222A CN 201610188674 A CN201610188674 A CN 201610188674A CN 107233222 A CN107233222 A CN 107233222A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
- A61K8/44—Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof
- A61K8/442—Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof substituted by amido group(s)
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
- A61K8/0295—Liquid crystals
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/34—Alcohols
- A61K8/342—Alcohols having more than seven atoms in an unbroken chain
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q19/00—Preparations for care of the skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/10—General cosmetic use
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- General Health & Medical Sciences (AREA)
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- Crystallography & Structural Chemistry (AREA)
- Dermatology (AREA)
- Cosmetics (AREA)
Abstract
The invention discloses a kind of composition with liquid crystal structure and its application in cosmetics.The invention provides a kind of composition with liquid crystal structure, with the gross weight meter of the composition, the composition is included：2 23.0 weight % two (lauramide glutamine) Sodium lysinates, 1.7 12 weight % C12‑22Fatty alcohol, and acceptable carrier, wherein, the weight ratio of two (lauramide glutamine) Sodium lysinates and fatty alcohol is 1:2 to 4:1.
Description
Technical field
The present invention relates to colloid and surface chemistry domain and cosmetic field, and in particular to one kind is used for individual
Water solution system with liquid crystal structure of people's care product and its preparation method and application.
Background technology
Liquid crystal is the state in " intermediary's phase ", commonly known as " mesomorphic state " material, usual liquid crystal root
Two classes, including " thermotropic liquid crystal " and " lysotropic liquid crystal " are divided into according to formation condition and composition.Skin care item and
Liquid crystal in personal care products field, generally referred to as " lysotropic liquid crystal ".Lysotropic liquid crystal is general by chemical combination
Thing and corresponding solvent composition, the formation of liquid crystalline phase are caused by solubility change of the compound in its solvent
, this compound is usually the material with certain surface activity.
Liquid crystal structure, by more concern, is primarily due to liquid crystal knot in skin care item and personal care products field
In structure and human body skin structure there is similarity, the composition of human body cell film is pair being made up of phosphatide
Molecular layer is primary structure, and it has various unique physiological functions.Human body skin is alternatively formed mainly to shield
Hinder existing with " fragment of brick+mud " similar form in epidermal keratinocyte and intercellular lipid layer for function, cell
Between lipid be exactly by ceramide, cholesterol and aliphatic acid be primary structure multilayer liquid crystal structure, compound
Molecule in close is arranged, and two layers of intermolecular lipophilic group chain is taken between the form of arranged opposite, every two layers of bimolecular
Include substantial amounts of Coating combination water between hydrophilic head base, with good water lock function, this part moisture is skin
The important component of skin cuticula moisture.Many Research Literatures show that the preparation of liquid crystal structure is in skin table
After layer is smeared, skin is damaged in lifting cuticula hydrauture, long-acting moisturizing, maintenance compared to conventional emulsification preparation
Skin barrier function, even promote have certain advantage in terms of both effectiveness penetration cuticula.
Present invention firstly discovers that, two (lauramide glutamine) Sodium lysinates and fatty alcohol are passed through simple
Preparation technology can obtain the composition with liquid crystal structure, using the teaching of the invention it is possible to provide more excellent preserving moisture and protecting skin effect.
The content of the invention
Present invention aims at a kind of composition with liquid crystal structure is provided, said composition is in lifting cuticula
Hydrauture, long-acting moisturizing, maintenance damaged skin barrier function, even promote both effectiveness penetration cuticula
Aspect has certain advantage.
In one aspect of the invention there is provided a kind of composition with liquid crystal structure, with the composition
Gross weight meter, the composition includes：2-23.0 weight % two (lauramide glutamine) rely ammonia
Sour sodium, 1.7-12 weight % C12-22Fatty alcohol, and acceptable carrier.In the combination of the present invention
In thing, the weight ratio of two (lauramide glutamine) Sodium lysinates and fatty alcohol is 1:2 to 4:1.
Some preferred embodiment in, the C12-22Fatty alcohol be selected from：Hexadecanol, 16/18
Alcohol and docosanol.
Carrier can be the acceptable carrier of any cosmetic field.For example, carrier can be aqueous carrier,
Such as water, including distilled water and deionized water.
Some preferred embodiment in, (lauramide glutamine) Sodium lysinate two in composition
Content is 2-16 weight %.Some preferred embodiment in, (lauramide glutamy two in composition
Amine) Sodium lysinate content be 10-16 weight %.
Some preferred embodiment in, in composition the content of fatty alcohol be 2-11 weight %.One
A bit preferred embodiment in, in composition the content of fatty alcohol be 2-4 weight %.
, should in another aspect of this invention there is provided a kind of preparation method of the composition with liquid crystal structure
Method comprises the following steps：By two (lauramide glutamine) Sodium lysinates and C12-22Fatty alcohol mix
Close, the composition with liquid crystal structure is obtained after heating stirring dissolving.
In another aspect of this invention there is provided a kind of skin preparations for extenal use, it includes the group with liquid crystal structure
Compound and cosmetics, dermatology or pharmaceutically acceptable excipient.
Composition of the present invention with liquid crystal structure can be added in cosmetics as functional additive to be made
With.Therefore, the invention further relates to include two (lauramide glutamine) Sodium lysinates and C12-22Fat
Application of the composition with liquid crystal structure of fat alcohol in cosmetics.
Brief description of the drawings
Fig. 1 shows the liquid crystal structure photo of sample prepared by embodiment 2.
Fig. 2 shows the liquid crystal structure photo of sample prepared by embodiment 7.
Fig. 3 shows the liquid crystal structure photo of sample prepared by embodiment 8.
Embodiment
Unless otherwise defined, all technologies used herein and scientific terminology have art of the present invention
The identical meanings that those of ordinary skill is commonly understood by.Although with similar or equivalent any side described herein
Method and material can be used for implementing or the test present invention, but described herein is preferred method and material.
For the purpose of the present invention, following term is defined below.
Terms used herein " about " refer to the quantity with reference product, level, numerical value, dimension, size or
Consumption is compared, and difference may be up to 30%, 20% or 10% quantity, level, numerical value, dimension, big
Small or consumption.Percentage composition used herein, unless otherwise indicated, is by weight.
In full piece specification and claims, Unless Otherwise Requested, following word "comprising" and
Its variant " containing " and " comprising " are understood to mean that including described entirety or step, or one group
Entirety or step, but it is not excluded for any other entirety or step, or other one group of entirety or step.
According to the present invention, term " cosmetics " refers to smear, spray or other similar approach,
Intersperse among any position of human body surface, such as skin, hair, refer to toenail, lips and teeth, it is clear to reach
Clean, maintenance, beauty, modification and change outward appearance, or amendment human scent, maintain a good state for
The chemical industrial product or fine chemical product of purpose.
The present invention is had been surprisingly found that based on following：Two (lauramide glutamine) Sodium lysinates and fatty alcohol
When being dissolved in water-based system, liquid crystal structure can be formed.The preparation of liquid crystal structure skin surface smearing after,
Compared to conventional preparation in lifting cuticula hydrauture, long-acting moisturizing, maintenance damaged skin barrier function, very
There is certain advantage to both effectiveness penetration cuticula aspect is promoted.
In the composition of the present invention with liquid crystal structure, with the gross weight meter of composition, the combination
Thing is included：0.5-25 weight % two (lauramide glutamine) Sodium lysinates, 1.7-12 weight %'s
C12-22Fatty alcohol, and acceptable carrier.
For example, in some embodiments, Sodium lysinate is in the composition for two (lauramide glutamine)
Percetage by weight can be 0.5-24 weight %, 0.5-23 weight %, 0.5-22 weight %, 0.5-21 weight
%, 0.5-20 weight %, 0.5-19 weight %, 0.5-18 weight %, 0.5-17 weight %, 0.5-16 weight %,
0.5-15 weight %, 0.5-14 weight %, 0.5-13 weight %, 0.5-12 weight %, 0.5-11 weight %,
0.5-10 weight %, 0.5-9 weight %, 0.5-8 weight %, 0.5-7 weight %, 0.5-6 weight %, 0.5-5
Weight %.For example, in some embodiments, two (lauramide glutamine) Sodium lysinates are in combination
Percetage by weight in thing can be 1-25 weight %, 2-25 weight %, 3-25 weight %, 4-25 weight %,
5-25 weight %, 6-25 weight %, 7-25 weight %, 8-25 weight %, 9-25 weight %, 10-25 weight
%, 11-25 weight %, 12-25 weight %, 13-25 weight %, 14-25 weight %, 15-25 weight %,
16-25 weight %, 17-25 weight %, 18-25 weight %, 19-25 weight %, 20-25 weight %.
Some preferred embodiment in, Sodium lysinate is in the composition for two (lauramide glutamine)
Percetage by weight can be 2-23 weight %, 2-20 weight %, 2-18 weight %, 2-16 weight %, 5-16
Weight %, 10-16 weight %.
For example, in some embodiments, the percetage by weight of fatty alcohol in the composition can be 2-15
Weight %, 2-14 weight %, 2-13 weight %, 2-12 weight %, 2-11 weight %, 2-10 weight %,
2-9 weight %, 2-8 weight %, 2-7 weight %, 2-6 weight %, 2-5 weight %, 2-4 weight %.
Some preferred embodiment in, the percetage by weight of fatty alcohol in the composition can be 3-10 weight %,
3-8 weight %, 3-6 weight %, 3-5 weight %.
In a preferred embodiment, two (lauramide paddy ammonia in composition of the present invention with liquid crystal structure
Acid amides) the weight ratio of Sodium lysinate and fatty alcohol is 1:2 to 4:In the range of 1.In preferred embodiment party
In formula, the weight ratio of two (lauramide glutamine) Sodium lysinates and fatty alcohol is 4:1.
Fatty alcohol typically refers to the aliphatic alcohols with 8 to 22 carbon atom chains.Fatty alcohol generally has
There are the carbon atom and a hydroxyl for being connected to carbochain end of even number.Usually using this long-chain in cosmetics
Fatty alcohol.In the present invention, the fatty alcohol that carbon atom number is 12-22 is employed, there is liquid for configuring
The composition of crystal structure.In some embodiments, fatty alcohol in composition of the present invention with liquid crystal structure
Carbon chain lengths be 16-22,16-20,18-22,18-20,16-18.Some preferred embodiment in,
The present invention with liquid crystal structure composition use carbon chain lengths for 16,18 or 22 fatty alcohol.
In the present invention, the composition with liquid crystal structure is configured in water-based system.For example, in composition
The carrier of use can be any water-based system known in the art, include but is not limited to：Deionized water and steaming
Distilled water.
The invention further relates to the preparation method of the composition with liquid crystal structure.The preparation method of the present invention is very
Simply, specific preparation technology flow is as follows：Appropriate two (lauramide glutamine) Sodium lysinates are taken, plus
Enter appropriate fatty alcohol and deionized water, heating stirring dissolving obtains the water-based system of liquid crystal structure.
In one preferred embodiment, the temperature of the heating stepses is 70-80 DEG C.
Therefore, the invention provides a kind of shield with liquid crystal structure that can be obtained by simple preparation technology
Skin composition, this water-based system being made according to given formula and preparation method has liquid crystal structure, energy
Effective preserving moisture and protecting skin effect is enough provided.
The invention further relates to a kind of skin preparations for extenal use, the skin preparations for extenal use includes the composition with liquid crystal structure
And cosmetics, dermatology or pharmaceutically acceptable excipient.
The Dermatologic preparation composition is typically used for the general designation concept of all the components outside skin, for example
Can be cosmetic combination or pharmaceutical compositions.Can be in the cosmetic combination foundation make up material,
Facial dressing cosmetic preparation, body cosmetic preparation, hair nursing cosmetic preparation etc., to its formulation without specifically limited,
Can reasonable selection according to different purposes.
This skin preparations for extenal use can be configured to any suitable product form.This kind of product form includes, but
It is not limited to aerosol spray, creme, emulsion, solid, liquid, dispersion, foam, gel, change
Adornment water, mousse, ointment, pulvis, patch, brilliantine, solution, hand by pump-type spray, club,
Facial mask and hygenic towelette.Can advantageously it be used by various methods well-known in the art with this skin preparations for extenal use
In preparing or be used as cosmetics, dermatology or medicine local application product.
The Dermatologic preparation composition of the present invention can include one or more following ingredients：It is anti-allergic agent, anti-
Microorganism agent, antioxidant, chelating agent, colouring agent depigmentation, emollient, emulsifying agent, excoriation
It is agent, film forming agent, spices, NMF, insect repellent, lubricant, pharmaceutically active agents, humidizer, resistance to
Photo etching, preservative, skin conditioner, skin penetration enhancer, sun-screening agent, stabilizer, surfactant, increasing
Thick dose, viscosity modifier, vitamin or its any combination.
The present invention is expanded on further with reference to specific embodiment.It should be appreciated, however, that these realities
Example is applied to be merely to illustrate the present invention and be not meant to limit the scope of the invention.Do not noted in the following example
The test method of bright actual conditions, generally according to normal condition, or according to the bar proposed by manufacturer
Part.Unless otherwise indicated, all percentage and number be by weight.
In the present invention, two (lauramide glutamine) Sodium lysinates and fat used in each embodiment
The source of fat alcohol is as shown in table 1 below.
Table 1
Composition of the comparative example 1 containing two (lauramide glutamine) Sodium lysinates and hexadecanol
0.58 part of two (lauramide glutamine) Sodium lysinate is taken, 1.16 parts of hexadecanols are then added,
Deionized water is supplied to 100 parts, heating stirring dissolves and scattered, after standing 24 hours, aobvious with polarisation
Micro mirror sees whether to form the liquid crystal structure aqueous solution.
Composition of the embodiment 1 containing two (lauramide glutamine) Sodium lysinates and hexadecanol
2.61 part of two (lauramide glutamine) Sodium lysinate is taken, 5.22 parts of hexadecanols are then added,
Deionized water is supplied to 100 parts, heating stirring dissolves and scattered, after standing 24 hours, aobvious with polarisation
Micro mirror sees whether to form the liquid crystal structure aqueous solution.
Combination of the embodiment 2 containing two (lauramide glutamine) Sodium lysinates and 16/octadecyl alcolol
Thing
Take 2.61 part of two (lauramide glutamine) Sodium lysinate, then add 5.22 part 16/
Octadecyl alcolol, supplies deionized water to 100 parts, heating stirring dissolves and scattered, after standing 24 hours,
The liquid crystal structure aqueous solution whether is formed with polarized light microscope observing.
Composition of the embodiment 3 containing two (lauramide glutamine) Sodium lysinates and hexadecanol
5.22 part of two (lauramide glutamine) Sodium lysinate is taken, 5.22 parts of hexadecanols are then added,
Deionized water is supplied to 100 parts, heating stirring dissolves and scattered, after standing 24 hours, aobvious with polarisation
Micro mirror sees whether to form the liquid crystal structure aqueous solution.
Composition of the embodiment 4 containing two (lauramide glutamine) Sodium lysinates and hexadecanol
5.8 part of two (lauramide glutamine) Sodium lysinate is taken, 2.9 parts of hexadecanols are then added,
Deionized water is supplied to 100 parts, heating stirring dissolves and scattered, after standing 24 hours, aobvious with polarisation
Micro mirror sees whether to form the liquid crystal structure aqueous solution.
Composition of the embodiment 5 containing two (lauramide glutamine) Sodium lysinates and hexadecanol
10.44 part of two (lauramide glutamine) Sodium lysinate is taken, 3.48 part 16 is then added
Alcohol, supplies deionized water to 100 parts, heating stirring dissolving and scattered, after standing 24 hours, with inclined
Light microscope sees whether to form the liquid crystal structure aqueous solution.
Composition of the embodiment 6 containing two (lauramide glutamine) Sodium lysinates and hexadecanol
16.24 part of two (lauramide glutamine) Sodium lysinate is taken, 4.06 part 16 is then added
Alcohol, supplies deionized water to 100 parts, heating stirring dissolving and scattered, after standing 24 hours, with inclined
Light microscope sees whether to form the liquid crystal structure aqueous solution.
Composition of the embodiment 7 containing two (lauramide glutamine) Sodium lysinates and docosanol
16.24 part of two (lauramide glutamine) Sodium lysinate is taken, 4.06 part 20 is then added
Glycol, supplies deionized water to 100 parts, heating stirring dissolves and scattered, after standing 24 hours, uses
Whether polarized light microscope observing forms the liquid crystal structure aqueous solution.
Composition of the embodiment 8 containing two (lauramide glutamine) Sodium lysinates and hexadecanol
23.2 part of two (lauramide glutamine) Sodium lysinate is taken, 11.6 parts of hexadecanols are then added,
Deionized water is supplied to 100 parts, heating stirring dissolves and scattered, after standing 24 hours, aobvious with polarisation
Micro mirror sees whether to form the liquid crystal structure aqueous solution.
The liquid crystal of embodiment 9 is observed
A small amount of composition sample in 1-8 of the embodiment of the present invention and comparative example 1 is taken to be placed on slide respectively
On, flattened with cover glass and then in OLYMPUS BX53 petrographic microscopes (Japanese OLYMPUS
Company) under, first observed under microscopical light field, focusing to emulsion particle can be clearly seen,
Observed again in the state of polarised light liquid crystal number, hence it is evident that whether and liquid crystal shape, and 400
The liquid crystal image of sample is shot under times.As a result it is as shown in the table：
The embodiment of table 2 and comparative sample liquid crystal observation result
Remarks：Zero represents it is observed that liquid crystal structure；× represent that liquid crystal structure can not be observed；
Embodiment 1-8 sample can observe obvious Maltese cross style liquid under the microscope
Crystal structure.Fig. 1-3 shows the liquid crystal structure photo of the sample of the embodiment of the present invention 2,7 and 8.
Herein below will illustrate answering for the composition containing two (lauramide glutamine) Sodium lysinates
With.
Composition of the present invention containing two (lauramide glutamine) Sodium lysinates both can be with
Used separately as final product, various skin preparations for extenal use can also be applied to as complex composition
In composition.
Specifically used method includes：What is prepared in Example 1-8 contains two (lauramide glutamy
Amine) Sodium lysinate composition, the preparation for skin preparations for extenal use.The skin preparations for extenal use is preferably
Cosmetic composition, such as toner, Essence, creams.It is described to contain two (lauramide paddy
Glutamine) percentage by weight of the composition in skin preparations for extenal use of Sodium lysinate be
0.001%-10% (w/w).It is preferred that percentage by weight be 0.1%-10% (w/w).Preferred weight hundred
Divide than being 0.1%-5% (w/w).Most preferred percentage by weight is 0.1%-3% (w/w).
The following is the composition containing two (lauramide glutamine) Sodium lysinates in skin preparations for extenal use
In concrete application embodiment, and its these formulations formula and preparation method."-" in following table
Represent no added.
Embodiment 10：The preparation of face cream
Embodiment 11：The preparation of emulsion
Embodiment 12：The preparation of gel
Embodiment 13：The preparation of toner
Embodiment 14：The preparation of Essence
Embodiment 15：The preparation of facial mask
Embodiment 16：The preparation of eye cream
Embodiment 17：The preparation of shower cream
Embodiment 18：The preparation of mildy wash
Claims (10)
1. a kind of composition with liquid crystal structure, with the gross weight meter of the composition, the composition
Comprising：
2-23.0 weight % two (lauramide glutamine) Sodium lysinates,
1.7-12 weight % C12-22Fatty alcohol, and
Acceptable carrier；
Wherein, the weight ratio of two (lauramide glutamine) Sodium lysinates and fatty alcohol is 1:2 to 4:1.
2. composition as claimed in claim 1, it is characterised in that the C12-22Fatty alcohol be selected from：
Hexadecanol, 16/octadecyl alcolol and docosanol.
3. composition as claimed in claim 1, it is characterised in that the carrier is aqueous carrier.
4. composition as claimed in claim 1, it is characterised in that two (the lauramide glutamy
Amine) Sodium lysinate be 2-16 weight %.
5. composition as claimed in claim 1, it is characterised in that two (the lauramide glutamy
Amine) Sodium lysinate be 10-16 weight %.
6. composition as claimed in claim 1, it is characterised in that the fatty alcohol is 2-11 weight %.
7. composition as claimed in claim 1, it is characterised in that the fatty alcohol is 2-4 weight %.
8. the preparation method of composition as claimed in claim 1, comprises the following steps：
Two (lauramide glutamine) Sodium lysinates are mixed with hexadecanol or 16/octadecyl alcolol, heated
The composition with liquid crystal structure is obtained after stirring and dissolving.
9. a kind of skin preparations for extenal use of the composition comprising as described in claim any one of 1-7, its feature exists
In the skin preparations for extenal use also includes cosmetics, dermatology or pharmaceutically acceptable excipient.
10. application of the composition as described in claim any one of 1-7 in cosmetics.
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| CN201610188674.8A CN107233222B (en) | 2016-03-29 | 2016-03-29 | Composition with liquid crystal structure and application thereof in cosmetics |
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| CN201610188674.8A CN107233222B (en) | 2016-03-29 | 2016-03-29 | Composition with liquid crystal structure and application thereof in cosmetics |
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Cited By (3)
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| CN110075007A (en) * | 2019-06-06 | 2019-08-02 | 广州微肽生物科技有限公司 | With waterproof, the oil-in-water sunscreen product for improving skin elasticity and preparation method thereof |
| CN112494342A (en) * | 2020-12-28 | 2021-03-16 | 广州天翼化妆品有限公司 | Liquid crystal amino acid facial cleanser and preparation method thereof |
| CN114569485A (en) * | 2021-10-29 | 2022-06-03 | 中山中研化妆品有限公司 | Eye cream containing liquid crystal structure and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110075007A (en) * | 2019-06-06 | 2019-08-02 | 广州微肽生物科技有限公司 | With waterproof, the oil-in-water sunscreen product for improving skin elasticity and preparation method thereof |
| CN110075007B (en) * | 2019-06-06 | 2022-03-22 | 广州微肽生物科技有限公司 | Oil-in-water sunscreen product with waterproof and skin elasticity improving functions and preparation method thereof |
| CN112494342A (en) * | 2020-12-28 | 2021-03-16 | 广州天翼化妆品有限公司 | Liquid crystal amino acid facial cleanser and preparation method thereof |
| CN114569485A (en) * | 2021-10-29 | 2022-06-03 | 中山中研化妆品有限公司 | Eye cream containing liquid crystal structure and preparation method thereof |
| CN114569485B (en) * | 2021-10-29 | 2024-01-26 | 中山中研化妆品有限公司 | Eye cream containing liquid crystal structure and preparation method thereof |
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| CN107233222B (en) | 2020-10-02 |
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