KR100925188B1 - 기능성 화장품 소재의 안정화를 위한 pH 감응성 나노 입자 - Google Patents
기능성 화장품 소재의 안정화를 위한 pH 감응성 나노 입자 Download PDFInfo
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- KR100925188B1 KR100925188B1 KR1020090025059A KR20090025059A KR100925188B1 KR 100925188 B1 KR100925188 B1 KR 100925188B1 KR 1020090025059 A KR1020090025059 A KR 1020090025059A KR 20090025059 A KR20090025059 A KR 20090025059A KR 100925188 B1 KR100925188 B1 KR 100925188B1
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- acrylic acid
- sensitive nanoparticles
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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
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
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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
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- A61K8/8141—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
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- A—HUMAN NECESSITIES
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- B82Y5/00—Nanobiotechnology or nanomedicine, e.g. protein engineering or drug delivery
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- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
- A61K2800/41—Particular ingredients further characterized by their size
- A61K2800/413—Nanosized, i.e. having sizes below 100 nm
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- 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
- A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
- A61K2800/56—Compounds, absorbed onto or entrapped into a solid carrier, e.g. encapsulated perfumes, inclusion compounds, sustained release forms
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Abstract
Description
실시예 1 | 실시예 2 | 실시예 3 | 실시예 4 | 실시예 5 | |
(메타)아크릴산(MAA)(중량부) | 1.2 | 1.1 | 0.9 | 0.7 | 0.5 |
폴리(에틸렌 글리콜)(메타)아크릴레이트(MA)(중량부) | 0.8 | 0.9 | 1.1 | 1.3 | 1.5 |
폴리(에틸렌 글리콜)디(메타)아크릴레이트(중량부) | 0.04 | 0.04 | 0.04 | 0.04 | 0.04 |
Irgacure®184(중량부) | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |
Span® 20 (중량부) | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 |
실리콘 오일(중량부) | 30 | 30 | 30 | 30 | 30 |
Claims (10)
- (메타)아크릴산, 폴리(에틸렌 글리콜)(메타)아크릴레이트 및 가교제의 공중합 수화젤을 포함하는 화장품용 pH 감응성 나노 입자.
- 제 1 항에 있어서,pH 감응성 나노 입자가 pH 5 이하에서는 수축하고, pH 5 이상에서 팽윤하는 것을 특징으로 하는 화장품용 pH 감응성 나노 입자.
- 삭제
- 제 1 항에 있어서,(메타)아크릴산 및 폴리(에틸렌 글리콜)(메타)아크릴레이트의 합량에 대하여 (메타)아크릴산이 20 내지 80 중량%로 포함되는 것을 특징으로 하는 화장품용 pH 감응성 나노 입자.
- 삭제
- 제 1항 내지 제2항 또는 제4항 중 어느 한 항에 따른 pH 감응성 나노 입자에 기능성 화장품 소재가 탑재되는 화장품용 pH 감응성 나노 입자 전달 시스템.
- 제 6 항에 있어서,pH 감응성 나노 입자가 피부에 접촉됐을 때, 기능성 화장품 소재가 pH 감응성 나노 입자 외부로 용출되는 것을 특징으로 하는 화장품용 pH 감응성 나노 입자 전달 시스템.
- (메타)아크릴산, 폴리(에틸렌 글리콜)(메타)아크릴레이트, 가교제 및 개시제를 혼합하여 단량체 혼합물을 제조하는 혼합단계;상기 단량체 혼합물을 분산 용매에 분산시킨후 광중합하여 pH 감응성 나노 입자를 중합하는 중합 단계; 및상기 중합된 pH 감응성 나노 입자를 세척, 건조하는 단계를 포함하는 것을 특징으로 하는 화장품용 pH 감응성 나노 입자의 제조 방법.
- 삭제
- 삭제
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KR1020090025059A KR100925188B1 (ko) | 2009-03-24 | 2009-03-24 | 기능성 화장품 소재의 안정화를 위한 pH 감응성 나노 입자 |
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KR1020090025059A KR100925188B1 (ko) | 2009-03-24 | 2009-03-24 | 기능성 화장품 소재의 안정화를 위한 pH 감응성 나노 입자 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101193606B1 (ko) | 2010-06-29 | 2012-10-23 | 네비온 주식회사 | pH 감응성 나노입자 및 생체 유사 계면활성제를 함유하는 피부투과율이 개선된 화장료 조성물 |
CN108003273A (zh) * | 2017-12-14 | 2018-05-08 | 合肥鑫晟光电科技有限公司 | pH响应型聚合物及其制备方法以及光刻胶组合物 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US6375983B1 (en) | 1996-06-14 | 2002-04-23 | Emisphere Technologies, Inc. | Microencapsulated fragrances and method for preparation |
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US6375983B1 (en) | 1996-06-14 | 2002-04-23 | Emisphere Technologies, Inc. | Microencapsulated fragrances and method for preparation |
Non-Patent Citations (3)
Title |
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논문1:한국생물공학회지* |
논문2;Polymer bulletin |
논문3;Colloid. polym. Sci. |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101193606B1 (ko) | 2010-06-29 | 2012-10-23 | 네비온 주식회사 | pH 감응성 나노입자 및 생체 유사 계면활성제를 함유하는 피부투과율이 개선된 화장료 조성물 |
CN108003273A (zh) * | 2017-12-14 | 2018-05-08 | 合肥鑫晟光电科技有限公司 | pH响应型聚合物及其制备方法以及光刻胶组合物 |
CN108003273B (zh) * | 2017-12-14 | 2020-12-01 | 合肥鑫晟光电科技有限公司 | pH响应型聚合物及其制备方法以及光刻胶组合物 |
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