CN112451423A - Skin aging resistant microcapsule, microcapsule fiber and preparation method thereof - Google Patents
Skin aging resistant microcapsule, microcapsule fiber and preparation method thereof Download PDFInfo
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- CN112451423A CN112451423A CN202011173714.4A CN202011173714A CN112451423A CN 112451423 A CN112451423 A CN 112451423A CN 202011173714 A CN202011173714 A CN 202011173714A CN 112451423 A CN112451423 A CN 112451423A
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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
- A61K8/92—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof
- A61K8/922—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof of vegetable origin
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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
- A61K8/11—Encapsulated compositions
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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
- A61K8/67—Vitamins
- A61K8/678—Tocopherol, i.e. vitamin E
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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
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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
- A61Q19/08—Anti-ageing preparations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
- B01J13/02—Making microcapsules or microballoons
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
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Abstract
The invention belongs to the technical field of fibers, and particularly relates to an anti-skin-aging microcapsule which comprises a core material and a shell, wherein the shell is coated outside the core material, and the core material comprises one or more of VE and shea butter; the shell comprises one or more of starch, polyurethane, urea-formaldehyde resin and PMMA; the invention also relates to a preparation method of the skin aging resistant microcapsule fiber, which comprises the following steps: dissolving a core material in propylene glycol, adding an emulsifier, and stirring to form a mixed solution A; dissolving the shell in dichloromethane to form a mixed solution B; mixing and emulsifying the mixed solution A and the mixed solution B to form a polymer, and coating a core material to form the skin aging resistant microcapsule; the dyeable shell is added outside the skin aging resistant microcapsule, and the skin aging resistant microcapsule fiber is prepared by spinning and shelling, so that the skin can be moistened, the skin can be prevented from being dried and cracked, the aging can be effectively delayed, and the generation of wrinkles can be reduced.
Description
Technical Field
The invention belongs to the technical field of fibers, and particularly relates to an anti-skin-aging microcapsule, microcapsule fibers and preparation methods thereof.
Background
The skin aging resistant microcapsule is a novel composite microcapsule with a core-shell structure, which is formed by using a microcapsule technology and coating a layer of polymer film with stable performance outside materials with skin aging resistant functions such as VE, shea butter and the like as core materials.
The microcapsule prepared from materials such as VE and shea butter is used as spinning fiber, so that the aging can be effectively delayed, the generation of wrinkles can be reduced, and the youthful appearance can be kept. Can also reduce oxygen consumption of cells, so that people have more durability and help to relieve the conditions of leg cramps and hand and foot stiffness. Antioxidation protects body cells from poisoning by free radicals. Protecting skin from ultraviolet rays and pollution, and reducing scar and pigment deposition; accelerate the healing of the wound. In addition, VE can inhibit lipid peroxide reaction in the crystalline lens of the eye, dilate peripheral blood vessels, improve blood circulation and prevent myopia; the shea butter can fully moisten the skin and prevent the skin from itching and chapping. Especially in dry environment in winter, the product also has skin caring effect.
Therefore, it is necessary to improve it to overcome the disadvantages in practical applications.
Disclosure of Invention
Based on the above-mentioned disadvantages and shortcomings of the prior art, it is an object of the present invention to at least solve one or more of the above-mentioned problems of the prior art, in other words, to provide an anti-skin aging microcapsule that satisfies one or more of the above-mentioned needs.
The invention also aims to provide the microcapsule fiber for resisting skin aging.
The invention also aims to provide a preparation method of the skin aging resistant microcapsule fiber.
In order to achieve the purpose, the invention adopts the following technical scheme:
an anti-skin aging microcapsule comprises core material and shell, wherein the shell is coated outside the core material, and the core material comprises one or more of VE and shea butter; the shell comprises one or more of starch, polyurethane, urea-formaldehyde resin and PMMA.
The invention also provides an anti-skin-aging microcapsule fiber which consists of the anti-skin-aging microcapsule and a dyeable shell, wherein the dyeable shell is coated outside the anti-skin-aging microcapsule.
The invention also provides a preparation method of the skin aging resistant microcapsule fiber, which comprises the following steps:
(1) dissolving a core material in propylene glycol, adding an emulsifier, and stirring to form a mixed solution A;
(2) dissolving the shell material in dichloromethane to form a mixed solution B;
(3) mixing and emulsifying the mixed solution A and the mixed solution B to form a polymer, and coating a core material to form the skin aging resistant microcapsule;
(4) and adding a dyeable shell outside the skin aging resistant microcapsule, and spinning and shelling to prepare the skin aging resistant microcapsule fiber.
As a preferred scheme, tetraethoxysilane, acid liquor and ethanol are added into the anti-skin-aging microcapsule solution and mixed, and ammonia gas is introduced after hydrolysis to prepare the dyeable shell.
Preferably, the dyeable shell comprises silica.
Preferably, the mass ratio of the core material to the propylene glycol is (1-5): 1, and the mass concentration of the propylene glycol is 20-80 wt%.
Preferably, the emulsifier is polyethylene glycol, and the mass concentration of the polyethylene glycol is 20-80 wt%.
Preferably, the stirring speed is 1000-10000 rpm, and the temperature is 50-100 ℃.
Preferably, the spinning shelling adopts melt spinning, one or more of PET, PBT and PPT and the skin aging resistant microcapsule are premixed, and added into a granulator for granulation to obtain master batches; and adding the master batch into a spinning machine for melt spinning to prepare the skin aging resistant microcapsule fiber.
Preferably, the spinning and shelling adopt solution spinning, the skin aging resistant microcapsule is crushed to prepare spinning solution, and the spinning solution is added into a spinning machine for spinning.
Compared with the prior art, the invention has the beneficial effects that:
the fibers prepared by the skin aging resistant microcapsule are not easy to leave out materials, and have good water absorption performance.
The fibers prepared from the skin aging resistant microcapsule disclosed by the invention can be used for moistening skin, preventing skin from chapping, effectively delaying aging and reducing wrinkles.
Drawings
FIG. 1 is a schematic structural diagram of an anti-skin aging microcapsule of the present invention;
in the figure: 1 core material, 2 outer shell and 3 dyeable shell.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention, the following description will explain the embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
Example 1:
as shown in fig. 1, the present embodiment provides an anti-skin aging microcapsule, which comprises a core material and a shell, wherein the shell is coated outside the core material, and the core material comprises VE and shea butter; the shell comprises one or more of starch, polyurethane, urea-formaldehyde resin and PMMA.
The embodiment also provides an anti-skin aging microcapsule fiber which consists of the anti-skin aging microcapsule and a dyeable shell, wherein the dyeable shell is coated outside the anti-skin aging microcapsule.
The embodiment also provides a preparation method of the phase-change microcapsule fiber, which comprises the following steps:
(1) dissolving VE in propylene glycol with the mass concentration of 20 wt% and the mass ratio of VE to propylene glycol of 1:1, adding polyethylene glycol with the mass concentration of 20 wt%, and stirring in a nitrogen-added emulsifying tank at 50 deg.C for 1 hr at the stirring speed of 1000rpm to obtain mixed solution A.
(2) The urea-formaldehyde resin is dissolved in dichloromethane to form a mixed solution B. And mixing and emulsifying the mixed solution A and the mixed solution B, and moving the two mixed monomers from the interior of the two phases to an emulsifying interface to form a polymer so that the VE is coated in the polymer to form the skin aging resistant microcapsule.
(3) Adding a layer of dyeable shell and dyeable shell silicon dioxide into the skin aging resistant microcapsule, adding citric acid and acetic acid into a microcapsule solution through ethyl orthosilicate, adding ethanol, hydrolyzing at the temperature of 60 ℃ for 12 hours when the pH value is 6, introducing ammonia gas after the hydrolysis is finished, and changing the silicon dioxide sol into the dyeable shell. The microcapsule for resisting skin aging can be directly spun after the dyeable shell is added, and a skin-core spinning mode is not adopted.
(4) Freezing and crushing the nylon slices and the polyester slices to prepare PET and PPT powder, premixing the PET and PPT powder and the powder of the skin aging resistant microcapsule, and adding the premixed PET and PPT powder and the powder of the skin aging resistant microcapsule into a granulator for granulation to obtain master batches; and adding the master batch into a spinning machine for melt spinning. The granulation temperature reaches 250 ℃, and the urea-formaldehyde resin is melted when meeting high temperature, so that VE is uniformly distributed in the fiber.
Example 2:
the embodiment provides a preparation method of a phase-change microcapsule fiber, which comprises the following steps:
(1) dissolving shea butter in propylene glycol, wherein the mass concentration of the propylene glycol is 60 wt%, the mass ratio of the shea butter to the propylene glycol is 3:1, adding polyethylene glycol in a certain proportion, the mass concentration of the polyethylene glycol is 60 wt%, and fully stirring for 1.2 hours in a nitrogen-added emulsification tank at the temperature of 80 ℃, and the stirring speed is 6000rpm, so as to form a mixed solution A.
(2) The polyurethane was dissolved in methylene chloride to form a mixture B. And mixing and emulsifying the mixed solution A and the mixed solution B, wherein the two mixed monomers move to an emulsifying interface from the inside of the two phases to form a polymer, and the shea butter is coated in the polymer to form the skin aging resistant microcapsule.
(3) Adding a layer of dyeable shell and dyeable shell silicon dioxide into the skin aging resistant microcapsule, adding citric acid and acetic acid into a microcapsule solution through ethyl orthosilicate, adding ethanol, hydrolyzing at the temperature of 80 ℃ for 12 hours when the pH is 5, introducing ammonia gas after the hydrolysis is finished, and changing the silicon dioxide sol into the dyeable shell. The microcapsule for resisting skin aging can be directly spun after the dyeable shell is added, and a skin-core spinning mode is not adopted.
(4) Freezing and crushing the nylon slices and the polyester slices to prepare PET and PPT powder, premixing the PET and PPT powder and the powder of the skin aging resistant microcapsule, and adding the premixed PET and PPT powder and the powder of the skin aging resistant microcapsule into a granulator for granulation to obtain master batches; and adding the master batch into a spinning machine for melt spinning. The granulation temperature reaches 280 ℃, and the polyurethane melts when meeting the high temperature of 170 ℃, so that the shea butter is uniformly distributed in the fiber.
Example 3:
the embodiment provides a preparation method of a phase-change microcapsule fiber, which comprises the following steps:
(1) dissolving VE in propylene glycol with the mass concentration of 80 wt% and the mass ratio of VE to propylene glycol of 5:1, adding polyethylene glycol with the mass concentration of 80 wt%, and stirring in a nitrogen-added emulsification tank at 100 ℃ for 1 hour at the stirring speed of 10000rpm to form a mixed solution A.
(2) Dissolving urea-formaldehyde resin in dichloromethane to form a mixed solution B. And mixing and emulsifying the mixed solution A and the mixed solution B, and moving the two mixed monomers from the interior of the two phases to an emulsifying interface to form a polymer so that the VE is coated in the polymer to form the skin aging resistant microcapsule.
(3) Adding a layer of dyeable shell and dyeable shell silicon dioxide into the skin aging resistant microcapsule, adding citric acid and acetic acid into a microcapsule solution through ethyl orthosilicate, adding ethanol, hydrolyzing at the temperature of 60 ℃ for 12 hours when the pH value is 6, introducing ammonia gas after the hydrolysis is finished, and changing the silicon dioxide sol into the dyeable shell. The microcapsule for resisting skin aging can be directly spun after the dyeable shell is added, and a skin-core spinning mode is not adopted.
(4) Freezing and crushing the nylon slices and the polyester slices to prepare PET and PPT powder, premixing the PET and PPT powder and the powder of the skin aging resistant microcapsule, and adding the premixed PET and PPT powder and the powder of the skin aging resistant microcapsule into a granulator for granulation to obtain master batches; and adding the master batch into a spinning machine for melt spinning. The granulation temperature reaches 260 ℃, and the urea-formaldehyde resin is melted when meeting high temperature, so that VE is uniformly distributed in the fiber.
Example 4:
this example provides a method for preparing phase change microcapsule fibers, which is different from example 1 in that: this example uses solution spinning to prepare the anti-skin aging microcapsule fiber.
And (3) crushing the skin aging resistant microcapsule and preparing a spinning solution, and adding the spinning solution into a spinning machine for spinning. The microcapsule structure can not be damaged when spinning is solidified, under the condition of acid bath, urea-formaldehyde resin can carry out acetal reaction when meeting sulfuric acid, and can drop after washing, and after washing for several times, the urea-formaldehyde resin material is washed away by water, and the core material is kept in the fiber.
Other specific preparation procedures can refer to example 1.
The skin aging resistant microcapsule fiber prepared by melt spinning according to the present invention was subjected to water absorption performance test, and the water absorption performance test results are shown in table 1.
TABLE 1 test results of water absorption properties of skin aging resistant microencapsulated melt fibers prepared by melt spinning
From the above analysis, it is found that the water absorption of the fabric is better when the mass ratio of the microcapsule powder is 0.15%.
The skin aging resistant microcapsule fiber prepared by solution spinning in this example 4 was subjected to the water absorption property test, and the test results of the water absorption property are shown in table 2.
Wherein the microcapsule solution with the concentration of 0.1 percent is marked as a 1; a microcapsule solution at a concentration of 0.15%, designated a 2; a microcapsule solution at a concentration of 0.2%, designated a 3; a microcapsule solution at a concentration of 0.25%, designated a 4; a microcapsule solution at a concentration of 0.3%, designated a 5; a microcapsule solution at a concentration of 0.35%, designated a 6; a microcapsule solution having a concentration of 0.4% is designated as a 7.
TABLE 2 Water absorption test results of the anti-skin aging microcapsule melt fiber prepared by solution spinning
From the above analysis, it is found that the water absorption of the fabric is better when the concentration of the microcapsule solution is 0.15%.
The skin aging resistant microcapsule fiber prepared by the invention is not easy to leave out materials; can moisten skin, prevent skin chapping, effectively delay aging and reduce the generation of wrinkles.
In the above embodiment and the alternative, the material of the shell can be selected from starch, polyurethane, urea resin and PMMA; the stirring speed can be arbitrarily selected within the range of 1000-10000 rpm; the stirring temperature can be arbitrarily selected within the range of 50-100 ℃; the mass ratio of the core material to the propylene glycol can be selected within the range of (1-5): 1; the mass concentration of the propylene glycol can be selected within the range of 20-80 wt%; the mass concentration of the polyethylene glycol can be selected within the range of 20-80 wt%.
The foregoing has outlined rather broadly the preferred embodiments and principles of the present invention and it will be appreciated that those skilled in the art may devise variations of the present invention that are within the spirit and scope of the appended claims.
Claims (10)
1. An anti-skin aging microcapsule is characterized by comprising a core material and a shell, wherein the shell is coated outside the core material, and the core material comprises one or more of VE and shea butter; the shell comprises one or more of starch, polyurethane, urea-formaldehyde resin and PMMA.
2. An anti-skin aging microcapsule fiber, which is composed of the anti-skin aging microcapsule according to claim 1 or 2 and a dyeable shell, the dyeable shell being coated outside the anti-skin aging microcapsule.
3. The method for preparing the microcapsule fiber for resisting skin aging according to claim 2, comprising the steps of:
(1) dissolving a core material in propylene glycol, adding an emulsifier, and stirring to form a mixed solution A;
(2) dissolving the shell material in dichloromethane to form a mixed solution B;
(3) mixing and emulsifying the mixed solution A and the mixed solution B to form a polymer, and coating a core material to form the skin aging resistant microcapsule;
(4) and adding a dyeable shell outside the skin aging resistant microcapsule, and spinning and shelling to prepare the skin aging resistant microcapsule fiber.
4. The method for preparing the skin aging resistant microcapsule fiber as claimed in claim 3, wherein tetraethoxysilane, acid liquor and ethanol are added to the skin aging resistant microcapsule solution and mixed, and the dyeable shell is prepared by introducing ammonia gas after hydrolysis.
5. The method for preparing the microcapsule fiber for resisting skin aging according to claim 3, wherein the dyeable shell is silicon dioxide.
6. The preparation method of the skin aging resistant microcapsule fiber according to claim 3, wherein the mass ratio of the core material to the propylene glycol is (1-5): 1, and the mass concentration of the propylene glycol is 20-80 wt%.
7. The preparation method of the skin aging resistant microcapsule fiber according to claim 3, wherein the emulsifier is polyethylene glycol, and the mass concentration of the polyethylene glycol is 20-80 wt%.
8. The method for preparing the skin aging resistant microcapsule fiber according to claim 3, wherein the stirring speed is 1000-10000 rpm and the temperature is 50-100 ℃.
9. The preparation method of the skin aging resistant microcapsule fiber according to claim 3, wherein the spinning shelling adopts melt spinning, and one or more of PET, PBT and PPT are premixed with the skin aging resistant microcapsule and added into a granulator for granulation to obtain master batches; and adding the master batch into a spinning machine for melt spinning to prepare the skin aging resistant microcapsule fiber.
10. The method for preparing the skin aging resistant microcapsule fiber according to claim 3, wherein the spinning shelling adopts solution spinning, the skin aging resistant microcapsule is crushed and made into spinning solution, and the spinning solution is added to a spinning machine for spinning.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392460A (en) * | 2008-09-08 | 2009-03-25 | 浙江理工大学 | Method for preparing polyurethane skincare microcapsule |
| CN101555401A (en) * | 2008-04-10 | 2009-10-14 | 中国科学院化学研究所 | Microcapsule of organic phase change energy storage material and preparation method thereof |
| CN102704280A (en) * | 2012-06-22 | 2012-10-03 | 达利丝绸（浙江）有限公司 | VE (Vitamin E) microcapsule textile finishing liquor, preparation method thereof and textile finishing method |
| CN109925983A (en) * | 2019-03-08 | 2019-06-25 | 紫罗兰家纺科技股份有限公司 | The method of bilayered microcapsule and its arrangement into textile fabric based on shea butter |
| CN110344257A (en) * | 2019-07-29 | 2019-10-18 | 苏州经贸职业技术学院 | A kind of preparation method of microcapsules bacteria resistance function finishing agent |
| CN111455675A (en) * | 2020-04-23 | 2020-07-28 | 罗莱生活科技股份有限公司 | Skin-care microcapsule and preparation method and application thereof |
-
2020
- 2020-10-28 CN CN202011173714.4A patent/CN112451423A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101555401A (en) * | 2008-04-10 | 2009-10-14 | 中国科学院化学研究所 | Microcapsule of organic phase change energy storage material and preparation method thereof |
| CN101392460A (en) * | 2008-09-08 | 2009-03-25 | 浙江理工大学 | Method for preparing polyurethane skincare microcapsule |
| CN102704280A (en) * | 2012-06-22 | 2012-10-03 | 达利丝绸（浙江）有限公司 | VE (Vitamin E) microcapsule textile finishing liquor, preparation method thereof and textile finishing method |
| CN109925983A (en) * | 2019-03-08 | 2019-06-25 | 紫罗兰家纺科技股份有限公司 | The method of bilayered microcapsule and its arrangement into textile fabric based on shea butter |
| CN110344257A (en) * | 2019-07-29 | 2019-10-18 | 苏州经贸职业技术学院 | A kind of preparation method of microcapsules bacteria resistance function finishing agent |
| CN111455675A (en) * | 2020-04-23 | 2020-07-28 | 罗莱生活科技股份有限公司 | Skin-care microcapsule and preparation method and application thereof |
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