JP2019508417A - シリコーンエラストマーの調製方法および該エラストマーを含有するパーソナルケア組成物 - Google Patents
シリコーンエラストマーの調製方法および該エラストマーを含有するパーソナルケア組成物 Download PDFInfo
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- JP2019508417A JP2019508417A JP2018542788A JP2018542788A JP2019508417A JP 2019508417 A JP2019508417 A JP 2019508417A JP 2018542788 A JP2018542788 A JP 2018542788A JP 2018542788 A JP2018542788 A JP 2018542788A JP 2019508417 A JP2019508417 A JP 2019508417A
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- silicone elastomer
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- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 description 1
- 229940035936 ubiquinone Drugs 0.000 description 1
- 229910001935 vanadium oxide Inorganic materials 0.000 description 1
- KAKZBPTYRLMSJV-UHFFFAOYSA-N vinyl-ethylene Natural products C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 1
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- 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
- A61K8/37—Esters of carboxylic acids
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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
- A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
- A61K8/89—Polysiloxanes
- A61K8/895—Polysiloxanes containing silicon bound to unsaturated aliphatic groups, e.g. vinyl dimethicone
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
- A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/12—Polysiloxanes containing silicon bound to hydrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/14—Polysiloxanes containing silicon bound to oxygen-containing groups
- C08G77/18—Polysiloxanes containing silicon bound to oxygen-containing groups to alkoxy or aryloxy groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/20—Polysiloxanes containing silicon bound to unsaturated aliphatic groups
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dermatology (AREA)
- Birds (AREA)
- Epidemiology (AREA)
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- Cosmetics (AREA)
- Medicinal Preparation (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Silicon Polymers (AREA)
Abstract
【選択図】なし
Description
さまざまなアプローチを用いて活性物質安定性を高める努力がなされている。例えば、米国特許第8,465,729号および第6,126,925号にそれぞれ記載されているように、従来の日焼け止め活性物質は、効果の低い薬剤と交換されているか、またはSPF増強剤と組み合わせられている。
1.順不同で:
(i)0.05〜8重量%のヒドリド官能化シリコーンエラストマー前駆体;
(ii)2〜60重量%のビニル官能化シリコーンエラストマー前駆体;
(iii)0.5〜97重量%の溶媒;
(iv)0.25〜65重量%の疎水性活性物質;および
(v)前記ヒドリド官能化エラストマー前駆体とビニル官能化エラストマー前駆体との重合を触媒するために有効な量の触媒;
を組み合わせる工程、ならびに
2.(i)前記活性物質が前記溶媒に可溶性であり;
(ii)製造されたシリコーンエラストマーが活性物質および溶媒を封入し;および
(iii)前記シリコーンエラストマーを製造するために使用される全溶媒の少なくとも20%が、重合開始前に提供される、
活性物質封入シリコーンエラストマーを回収する工程、
を含む方法に関する。
(式中、
各Rは独立して、C1−6アルキルまたはアリール(好ましくはメチル基)であり;
各rは個別に、主鎖が酸素で終わるときは0であり、主鎖がケイ素で終わるときは1であり;
pは0〜50であり、qは0〜250であり、sは0〜2であり、tは0〜2であり、s+t=2であり、pおよびsは同時に0でなく、p+q≧1であり、p+sは少なくとも2(好ましくは2〜15、最も好ましくは3〜10)である)
を含む。
(式中、Rおよびrはそれぞれ先に定義されたとおりであり、uは0〜50であり、vは0〜2,500であり、wは0〜2であり、xは0〜2であり、w+x=2であり、uおよびwは同時に0ではなく、u+v≧1であり、u+wは少なくとも2(好ましくは2〜15、最も好ましくは2〜10)である)
を含む。
(1)6〜30の炭素原子を有する脂肪酸のアルケニルまたはアルキルエステル、例えば、パルミチン酸イソプロピル、イソステアリン酸イソプロピル、イソノナン酸イソノニル(isononyl isonanonoate)、ミリスチン酸オレイル、ミリスチン酸イソプロピル、ステアリン酸オレイルおよびオレイン酸オレイル;
(2)エーテル−エステル、例えば、エトキシル化脂肪族アルコールの脂肪酸エステル;
(3)多価アルコールエステル、例えば、エチレングリコールモノおよびジ脂肪酸エステル、ジエチレングリコールモノおよびジ脂肪酸エステル、ポリエチレングリコール(200−6000)モノおよびジ脂肪酸エステル、プロピレングリコールモノおよびジ脂肪酸エステル、ポリプロピレングリコール2000モノオレート、ポリプロピレングリコール2000モノステアレート、エトキシル化プロピレングリコールモノステアレート、グリセリルモノ−およびジ脂肪酸エステル、ポリグリセロールポリ−脂肪酸エステル、エトキシル化グリセリルモノステアレート、1,3−ブチレングリコールモノステアレート、1,3−ブチレングリコールジステアレート、ポリオキシエチレンポリオール脂肪酸エステル、ソルビタン脂肪酸エステル、およびポリオキシ−エチレンソルビタン脂肪酸エステル;
(4)エーテル、例えば、ジカプリリルエーテルのようなC6−C30エーテル;ならびに
(5)ステロールエステル、例えば、大豆ステロールおよびコレステロールの脂肪酸エステル;
が挙げられる。
カプリリルトリメチコンおよびPDMS(使用される溶媒の総量の66%以下)およびエチルヘキシルメトキシシンナメートを250mlの乾燥フラスコ中で組み合わせ、均質になるまで混合した。ビニルシリコーンおよびシリコーンヒドリドを加え、得られた混合物を水の還流下で45℃に加熱した。アンカースターラで撹拌を200rpmに維持した。50ulの白金錯体触媒(ジビニルテトラメチルシロキサン錯体、3〜3.5重量%の白金、Gelest社から製造販売)を加え、反応物を45℃に維持しながら5時間撹拌した。得られたゲル化混合物を、残りの溶媒を15分間かけてシリンジを介して滴下することによって希釈した。得られた試料を特性評価して、貯蔵弾性率G’を得た。
Claims (14)
- 活性物質封入シリコーンエラストマーの製造方法であって、
1.順不同で:
(i)0.05〜8重量%のヒドリド官能化シリコーンエラストマー前駆体;
(ii)2〜60重量%のビニル官能化シリコーンエラストマー前駆体;
(iii)0.5〜97重量%の溶媒;
(iv)0.25〜65重量%の疎水性活性物質;および
(v)前記ヒドリド官能化エラストマー前駆体とビニル官能化エラストマー前駆体との重合を触媒するために有効な量の触媒;
を組み合わせる工程、ならびに
2.(i)前記活性物質が前記溶媒に可溶性であり;および
(ii)前記シリコーンエラストマーを製造するために使用される全溶媒の少なくとも20%が、重合開始前に提供される、
活性物質封入シリコーンエラストマーを回収する工程、
を含む方法。 - 0.05〜6重量%のヒドリド官能化シリコーンエラストマー前駆体が使用される、請求項1に記載のシリコーンエラストマーの製造方法。
- 5〜50重量%のビニル官能化シリコーンエラストマー前駆体が使用される、請求項1または2に記載のシリコーンエラストマーの製造方法。
- ビニル官能化シリコーンエラストマー前駆体に対するヒドリド官能化シリコーンエラストマー前駆体の重量比が0.015超である、請求項1から3のいずれか一項に記載のシリコーンエラストマーの製造方法。
- 15〜75℃の温度で行われる、請求項1から4のいずれか一項に記載のシリコーンエラストマーの製造方法。
- 前記溶媒が、ポリジメチルシロキサン、カプリリルトリメチコンを含む、請求項1から7のいずれか一項に記載のシリコーンエラストマーの製造方法。
- 追加の溶媒を添加して、50〜3,000cpsの粘度を有するエラストマーを生成させる工程をさらに含む、請求項1から8のいずれか一項に記載のシリコンエラストマー(silicon elastomer)の製造方法。
- 前記追加の溶媒が、前記ヒドリド官能化シリコーンエラストマー前駆体の80〜99%が重合された後に加えられ、さらに前記追加の溶媒が5〜30分以内で添加される、請求項9に記載の方法。
- 前記疎水性活性物質がビタミン、日焼け止め、レゾルシノール、ヒドロキシ酸またはこれらの混合物である、請求項1から10のいずれか一項に記載の方法。
- 請求項1から11のいずれか一項に記載の方法によって得ることができるシリコーンエラストマー。
- 請求項1から11のいずれか一項に記載の方法によって得ることができるシリコーンエラストマーを0.001〜45重量%含むエマルジョンである最終用途組成物。
- 毛髪、爪および/または皮膚を手入れするための、請求項13に記載の組成物の使用。
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PCT/EP2017/054061 WO2017144530A1 (en) | 2016-02-25 | 2017-02-22 | Process for preparing a silicone elastomer and personal care composition containing the elastomer |
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EA202091454A1 (ru) | 2018-01-08 | 2020-10-09 | Юнилевер Н.В. | Косметические композиции, содержащие силиконовый эластомер и смягчающий компонент |
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CN108697626A (zh) | 2018-10-23 |
EP3419591A1 (en) | 2019-01-02 |
CA3013991A1 (en) | 2017-08-31 |
PH12018501663A1 (en) | 2019-06-17 |
WO2017144530A1 (en) | 2017-08-31 |
EA201891558A1 (ru) | 2019-03-29 |
MX2018010206A (es) | 2019-01-14 |
EA035393B1 (ru) | 2020-06-05 |
US20190055364A1 (en) | 2019-02-21 |
CN108697626B (zh) | 2022-05-13 |
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