CN118201594A - 化妆品 - Google Patents
化妆品 Download PDFInfo
- Publication number
- CN118201594A CN118201594A CN202280073362.6A CN202280073362A CN118201594A CN 118201594 A CN118201594 A CN 118201594A CN 202280073362 A CN202280073362 A CN 202280073362A CN 118201594 A CN118201594 A CN 118201594A
- Authority
- CN
- China
- Prior art keywords
- cosmetic
- amount
- mass
- hydrophobically modified
- salt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000002537 cosmetic Substances 0.000 title claims abstract description 76
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 40
- 229920013820 alkyl cellulose Polymers 0.000 claims abstract description 32
- 150000007524 organic acids Chemical class 0.000 claims abstract description 24
- 150000003839 salts Chemical class 0.000 claims abstract description 18
- 238000002156 mixing Methods 0.000 claims description 8
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 claims description 5
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 claims description 5
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 claims description 5
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 claims description 5
- LPDGWMLCUHULJF-UHFFFAOYSA-N 3-piperidin-1-ylpropanoic acid Chemical compound OC(=O)CCN1CCCCC1 LPDGWMLCUHULJF-UHFFFAOYSA-N 0.000 claims description 2
- 239000000203 mixture Substances 0.000 abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 10
- 239000003921 oil Substances 0.000 description 15
- 235000019198 oils Nutrition 0.000 description 15
- -1 alkyl glycidyl ether Chemical compound 0.000 description 13
- 125000004432 carbon atom Chemical group C* 0.000 description 9
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 8
- GLDOVTGHNKAZLK-UHFFFAOYSA-N octadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCO GLDOVTGHNKAZLK-UHFFFAOYSA-N 0.000 description 7
- SHZIWNPUGXLXDT-UHFFFAOYSA-N ethyl hexanoate Chemical compound CCCCCC(=O)OCC SHZIWNPUGXLXDT-UHFFFAOYSA-N 0.000 description 6
- BXWNKGSJHAJOGX-UHFFFAOYSA-N hexadecan-1-ol Chemical compound CCCCCCCCCCCCCCCCO BXWNKGSJHAJOGX-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 5
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- 239000004094 surface-active agent Substances 0.000 description 5
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- NOPFSRXAKWQILS-UHFFFAOYSA-N docosan-1-ol Chemical compound CCCCCCCCCCCCCCCCCCCCCCO NOPFSRXAKWQILS-UHFFFAOYSA-N 0.000 description 4
- 239000003814 drug Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
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- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 3
- GOQYKNQRPGWPLP-UHFFFAOYSA-N n-heptadecyl alcohol Natural products CCCCCCCCCCCCCCCCCO GOQYKNQRPGWPLP-UHFFFAOYSA-N 0.000 description 3
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- 150000003077 polyols Chemical class 0.000 description 3
- PRAKJMSDJKAYCZ-UHFFFAOYSA-N squalane Chemical compound CC(C)CCCC(C)CCCC(C)CCCCC(C)CCCC(C)CCCC(C)C PRAKJMSDJKAYCZ-UHFFFAOYSA-N 0.000 description 3
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
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- SVTBMSDMJJWYQN-UHFFFAOYSA-N 2-methylpentane-2,4-diol Chemical compound CC(O)CC(C)(C)O SVTBMSDMJJWYQN-UHFFFAOYSA-N 0.000 description 2
- OYHQOLUKZRVURQ-HZJYTTRNSA-M 9-cis,12-cis-Octadecadienoate Chemical compound CCCCC\C=C/C\C=C/CCCCCCCC([O-])=O OYHQOLUKZRVURQ-HZJYTTRNSA-M 0.000 description 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
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- 239000003963 antioxidant agent Substances 0.000 description 2
- 235000006708 antioxidants Nutrition 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
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- 238000006243 chemical reaction Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- UKMSUNONTOPOIO-UHFFFAOYSA-N docosanoic acid Chemical compound CCCCCCCCCCCCCCCCCCCCCC(O)=O UKMSUNONTOPOIO-UHFFFAOYSA-N 0.000 description 2
- 229960000735 docosanol Drugs 0.000 description 2
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- 239000000839 emulsion Substances 0.000 description 2
- 239000010696 ester oil Substances 0.000 description 2
- 239000003205 fragrance Substances 0.000 description 2
- 239000008103 glucose Substances 0.000 description 2
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 description 2
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- 238000002844 melting Methods 0.000 description 2
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- 239000007764 o/w emulsion Substances 0.000 description 2
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- 239000003755 preservative agent Substances 0.000 description 2
- 229920002545 silicone oil Polymers 0.000 description 2
- HLZKNKRTKFSKGZ-UHFFFAOYSA-N tetradecan-1-ol Chemical compound CCCCCCCCCCCCCCO HLZKNKRTKFSKGZ-UHFFFAOYSA-N 0.000 description 2
- 239000002562 thickening agent Substances 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- 235000015112 vegetable and seed oil Nutrition 0.000 description 2
- 230000002087 whitening effect Effects 0.000 description 2
- HDTRYLNUVZCQOY-UHFFFAOYSA-N α-D-glucopyranosyl-α-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OC1C(O)C(O)C(O)C(CO)O1 HDTRYLNUVZCQOY-UHFFFAOYSA-N 0.000 description 1
- JNYAEWCLZODPBN-JGWLITMVSA-N (2r,3r,4s)-2-[(1r)-1,2-dihydroxyethyl]oxolane-3,4-diol Chemical compound OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O JNYAEWCLZODPBN-JGWLITMVSA-N 0.000 description 1
- DSEKYWAQQVUQTP-XEWMWGOFSA-N (2r,4r,4as,6as,6as,6br,8ar,12ar,14as,14bs)-2-hydroxy-4,4a,6a,6b,8a,11,11,14a-octamethyl-2,4,5,6,6a,7,8,9,10,12,12a,13,14,14b-tetradecahydro-1h-picen-3-one Chemical compound C([C@H]1[C@]2(C)CC[C@@]34C)C(C)(C)CC[C@]1(C)CC[C@]2(C)[C@H]4CC[C@@]1(C)[C@H]3C[C@@H](O)C(=O)[C@@H]1C DSEKYWAQQVUQTP-XEWMWGOFSA-N 0.000 description 1
- KZRXPHCVIMWWDS-AWEZNQCLSA-N (4S)-4-amino-5-dodecanoyloxy-5-oxopentanoic acid Chemical compound CCCCCCCCCCCC(=O)OC(=O)[C@@H](N)CCC(O)=O KZRXPHCVIMWWDS-AWEZNQCLSA-N 0.000 description 1
- YYGNTYWPHWGJRM-UHFFFAOYSA-N (6E,10E,14E,18E)-2,6,10,15,19,23-hexamethyltetracosa-2,6,10,14,18,22-hexaene Chemical compound CC(C)=CCCC(C)=CCCC(C)=CCCC=C(C)CCC=C(C)CCC=C(C)C YYGNTYWPHWGJRM-UHFFFAOYSA-N 0.000 description 1
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- FUTGDWNFCMWSJT-UHFFFAOYSA-N 2,3-bis(14-methylpentadecanoyloxy)propyl 14-methylpentadecanoate Chemical compound CC(C)CCCCCCCCCCCCC(=O)OCC(OC(=O)CCCCCCCCCCCCC(C)C)COC(=O)CCCCCCCCCCCCC(C)C FUTGDWNFCMWSJT-UHFFFAOYSA-N 0.000 description 1
- LCZVSXRMYJUNFX-UHFFFAOYSA-N 2-[2-(2-hydroxypropoxy)propoxy]propan-1-ol Chemical compound CC(O)COC(C)COC(C)CO LCZVSXRMYJUNFX-UHFFFAOYSA-N 0.000 description 1
- GTJOHISYCKPIMT-UHFFFAOYSA-N 2-methylundecane Chemical compound CCCCCCCCCC(C)C GTJOHISYCKPIMT-UHFFFAOYSA-N 0.000 description 1
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- HIQIXEFWDLTDED-UHFFFAOYSA-N 4-hydroxy-1-piperidin-4-ylpyrrolidin-2-one Chemical compound O=C1CC(O)CN1C1CCNCC1 HIQIXEFWDLTDED-UHFFFAOYSA-N 0.000 description 1
- PVZBZESZLKWJLS-UHFFFAOYSA-N 5-oxo-5-piperidin-1-ylpentanoic acid Chemical compound OC(=O)CCCC(=O)N1CCCCC1 PVZBZESZLKWJLS-UHFFFAOYSA-N 0.000 description 1
- OVGGJNHYFNKCRK-UHFFFAOYSA-N 6-oxo-6-piperidin-1-ylhexanoic acid Chemical compound OC(=O)CCCCC(=O)N1CCCCC1 OVGGJNHYFNKCRK-UHFFFAOYSA-N 0.000 description 1
- KGKQNDQDVZQTAG-UHFFFAOYSA-N 8-methylnonyl 2,2-dimethylpropanoate Chemical compound CC(C)CCCCCCCOC(=O)C(C)(C)C KGKQNDQDVZQTAG-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
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- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
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- A—HUMAN NECESSITIES
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- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q1/00—Make-up preparations; Body powders; Preparations for removing make-up
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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
Landscapes
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
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Abstract
[课题]提供使用中的水润感和涂抹中或涂抹后的使用感优异的化妆品。[解决方案]本发明的化妆品包含疏水改性烷基纤维素和下述通式(I)表示的有机酸或其盐(式(I)中,n表示2~5的整数)。该化妆品可以根据需要还包含琥珀酰聚糖。
Description
技术领域
本发明涉及能够兼顾水润感与涂抹中或涂抹后的使用感的化妆品。
背景技术
直接涂抹于皮肤的化妆品大多要求水润感。特别是在包含较多油分的化妆品中,为了实现水润的使用感而研究了各种改良手段。例如,为了改良水包油型化妆料中增加油分时的水润感,正在研究使用疏水改性烷基纤维素(专利文献1)。
然而,根据本发明人等的研究,若在各种化妆品中使用疏水改性烷基纤维素,则能够大幅改良水润感,但有时产生涂抹中的发粘、涂抹后的粘腻等,期望其改善。
现有技术文献
专利文献
专利文献1:日本专利第6279457号说明书
发明内容
为了解决上述那样的问题,期望开发一种在化妆品中配合疏水改性烷基纤维素而改善水润感,并且能够以高水平维持其他使用感的技术。
根据本发明,提供以下的发明。
[1]一种化妆品,其包含:(A)疏水改性烷基纤维素、和
(B)下述通式(b)表示的有机酸或其盐,
(式(b)中,x表示2~5的整数。)
[2]根据[1]所述的化妆品,其中,以所述化妆品的总质量为基准,所述疏水改性烷基纤维素的配合量为0.03~1质量%。
[3]根据[1]或[2]所述的化妆品,其中,所述疏水改性烷基纤维素为疏水化羟丙基甲基纤维素。
[4]根据[1]~[3]中任一项所述的化妆品,其中,以所述化妆品的总质量为基准,所述有机酸或其盐的配合量为0.005~7质量%。
[5]根据[1]~[4]中任一项所述的化妆品,其中,所述疏水改性烷基纤维素的配合量相对于所述有机酸或其盐的配合量的质量比为0.02~5。
[6]根据[1]~[5]中任一项所述的化妆品,其中,所述有机酸为1-哌啶丙酸。
[7]根据[1]~[6]中任一项所述的化妆品,其还包含琥珀酰聚糖。
[8]根据[7]所述的化妆品,其中,以所述化妆品的总质量为基准,所述琥珀酰聚糖的配合量为0.01~0.5质量%。
[9]根据[7]或[8]所述的化妆品,其中,所述琥珀酰聚糖的配合量相对于所述有机酸的配合量的质量比为1/200~1。
根据本发明,提供一种化妆品,其通过采用疏水改性烷基纤维素,能够在使用时实现富于水润感的使用感,并且由纤维素之类的聚合物等带来的改善了涂抹中的发粘、涂抹后的粘腻、不愉快的覆膜感。
具体实施方式
以下,对本发明的实施方式进行详细说明。
本发明的化妆品包含(A)疏水改性烷基纤维素和(B)特定的有机酸作为必要成分。
[疏水改性烷基纤维素]
本发明的化妆品中可以使用的疏水改性烷基纤维素(以下,有时称为(A)成分)优选为通过碳原子数14~22的烷基进行了疏水改性的烷基纤维素。该疏水改性烷基纤维素是在水溶性纤维素醚衍生物中导入了作为疏水性基团的长链烷基而成的化合物,由下述通式(a)表示。
[式中,R可以相同也可以不同,是氢原子、选自碳原子数为1~4的烷基、基团-[CH2CH(CH3)O]O]m-H(式中,m为1~5、优选为1~3的整数)、基团-CH2CH2OH、及基团-CH2CH(OH)CH2OR’(式中,R’为碳原子数为14~22的烷基)中的1种以上的基团,但必须包含基团-CH2CH(OH)CH2OR’。另外,L为基团-(CH2)q-(q为1~3的整数,优选为1),n通常为100~10000,优选为500~5000的整数。]
关于上述式(a)的疏水改性烷基纤维素的制造方法,大体上可以在碱催化剂存在下使碳数14~22的长链烷基导入用化合物、具体而言下述式(II)的长链烷基缩水甘油醚与成为基础的水溶性纤维素醚衍生物、具体而言甲基纤维素(R为氢原子或甲基)、乙基纤维素(R为氢原子或乙基)、丙基纤维素(R为氢原子或丙基)、丁基纤维素(R为氢原子或丁基)、羟丙基纤维素[R为氢原子或羟丙基(基团-[CH2CH(CH3)O]m-H(式中,m为1~5、优选为1~3的整数))]、羟丙甲基纤维素(R为氢原子、甲基或羟丙基(同上))等接触而得到。
[R’为碳原子数为14~22的烷基。]
导入本发明的疏水改性烷基纤维素的基团-CH2CH(OH)CH2OR’含量相对于疏水改性烷基纤维素整体优选为0.1~5.0质量%左右。为了成为这样的含有率,适当选择上述水溶性纤维素酯衍生物与长链烷基缩水甘油醚的反应时的摩尔比、反应时间、碱催化剂的种类等来制造即可。上述反应后,可以进行反应物的中和、过滤、清洗、干燥、筛分等精制工序。
需要说明的是,上述水溶性纤维素醚衍生物中,特别优选选择羟丙基甲基纤维素(由此,式(a)中的R为氢原子、甲基、基团-[CH2CH(CH3)O]mH、及基团-CH2CH(OH)CH2OR’这4种中的任一种基团,基团L的q为1,该L为亚甲基)。
进而,式(a-i)的长链烷基缩水甘油醚中的R’为碳原子数14~22的烷基,优选碳原子数14~20的烷基,进一步优选碳原子数18的硬脂基(-C18H37)。烷基R’的碳原子数小于14或23以上时,所得到的疏水改性烷基纤维素的乳化稳定性有时变得不充分,因此需要注意。
疏水改性烷基纤维素的重均分子量优选为100000~1000000,更优选为300000~800000,进一步优选为550000~750000。
本发明中,最优选使用硬脂氧基羟丙基纤维素作为疏水改性烷基纤维素,也可以使用市售品。例如,可列举出Sangelose 90L(显示名:疏水化羟丙基甲基纤维素;大同化成工业株式会社制)、Natrosol Plus 330cs(Ashland公司制)、Polysurf 67cs(Ashland公司制)等。
本发明的乳化化妆品中的疏水改性烷基纤维素(A)的配合率为0.03~1质量%,优选为0.1~0.8质量%,更优选为0.2~0.6质量%。通过将疏水改性烷基纤维素的配合率设为这样的范围,能够在化妆品的涂抹中进一步感觉到水润感,能够抑制感觉到涂抹后的不愉快的粘腻、涂抹中的发粘。
[有机酸或其盐]
本发明的化妆品包含特定的有机酸或其盐。该有机酸由下述通式(b)表示。
(式(b)中,x表示2~5的整数。)
该有机酸根据x的数量,有1-哌啶丙酸(x=2)、4-(1-哌啶基)丁酸(x=3)、5-(1-哌啶基)戊酸(x=4)、6-(1-哌啶基)己酸(x=5),其中1-哌啶丙酸改善由疏水改性烷基纤维素引起的涂抹中的发粘、涂抹后的粘腻、覆膜感的效果显著。
另外,作为这样的有机酸的盐,没有特别限定,例如作为无机盐,可以举出盐酸盐、硫酸盐、磷酸盐、氢溴酸盐、钠盐、钾盐、镁盐、钙盐、铵盐等。作为有机盐,可举出乙酸盐、乳酸盐、马来酸盐、富马酸盐、酒石酸盐、柠檬酸盐、甲磺酸盐、对甲苯磺酸盐、三乙醇胺盐、二乙醇胺盐、氨基酸盐等。
有机酸或其盐的配合量没有特别限定,以化妆品的总质量为基准,优选为0.005~7质量%,更优选为1~3质量%。通过有机酸或其盐的配合量在该范围内,能够制成能抑制刺激感并且保湿感优异、粘腻感等少、使用感优异的化妆品。
另外,本发明中,为了将基于疏水改性烷基纤维素的水润感与基于有机酸或其盐的使用感改善效果的平衡保持为最佳,上述疏水改性烷基纤维素的配合量(A)相对于有机酸或其盐的配合量(B)的质量比(A/B)优选为0.02~5,更优选为0.15~1.5。
[其他成分]
本发明的化妆品包含上述疏水改性烷基纤维素和有机酸或其盐作为必要成分,但根据需要可以包含其他成分。
在这样的成分中,作为优选配合在本发明的化妆品中的成分,可以举出琥珀酰聚糖。琥珀酰聚糖通常大多用作增稠剂,容易产生粘腻,但在本发明的化妆品中,通过适量配合,反而发挥抑制粘腻的效果。
琥珀酰聚糖是来自微生物的多糖类的一种,除了由半乳糖和葡萄糖衍生的糖单元以外,还包含琥珀酸和丙酮酸以及作为任选成分的乙酸、或由这些酸的盐衍生的单元。
更具体而言,琥珀酰聚糖是以约7:1:1:1包含葡萄糖单元:半乳糖单元:琥珀酸单元:丙酮酸单元的水溶性高分子。
琥珀酰聚糖的配合量没有特别限定,以化妆品的总质量为基准,优选为0.01~0.5质量%,更优选为0.02~0.2质量%。在本发明的化妆品中,通过琥珀酰聚糖的配合量在该范围内,有使用时的水润感进一步得到改良、而且涂抹后的粘腻也得到改良的倾向。
另外,在本发明中,为了将水润感与其它使用感的平衡保持为最佳,上述琥珀酰聚糖的配合量(C)相对于有机酸或其盐的配合量(b)的质量比(C/B)优选为0.005~1,更优选为0.0067~0.5。
本发明的化妆品除此以外,根据需要适宜配合通常在化妆品、医药品等中使用的成分,例如水、油分、表面活性剂、粉末、色料、醇类、增稠剂、螯合剂、有机硅类、抗氧化剂、紫外线吸收剂、保湿剂、香料、各种药效成分、防腐剂、pH调节剂、中和剂等。
对于本发明的化妆品,特别是为了形成具有美白效果的美容液、乳液的形状,优选配合较多的水。作为水,可以使用化妆品、准药品等中使用的水,例如可以使用纯化水、离子交换水、自来水等。水的配合量根据其他成分的配合量而变化,通常以化妆品的总质量为基准,优选为20~80质量%,更优选为30~70质量%。
本发明的化妆品可以包含多元醇。这样的多元醇可以在不损害本发明的效果的范围内任意选择。具体而言,多元醇优选选自由甘油、二甘油、聚甘油、1,3-丁二醇、乙二醇、丙二醇、一缩二丙二醇、聚乙二醇、聚丙二醇、聚乙二醇·聚丙二醇、三羟甲基乙烷、三羟甲基丙烷、赤藓醇、季戊四醇、失水山梨醇、葡萄糖、山梨糖醇、麦芽糖醇、蔗糖、棉子糖、己二醇、1,2-戊二醇及海藻糖组成的组中的1种或2种以上。
多元醇发挥保湿功能、温感赋予功能,根据其目的来调整配合量。一般而言,多元醇的配合量以化妆品的总质量为基准,优选为1~30质量%,更优选为5~20质量%。
在本发明的化妆品可以包含高级醇的本发明中,高级醇只要能够在化妆品、医药品、准药品等领域中使用就没有特别限定。具体而言,可列举出月桂醇、肉豆蔻醇、鲸蜡醇、硬脂醇、山嵛醇等。另外,这些混合物、例如硬脂醇与鲸蜡醇的混合物即鲸蜡醇(鲸蜡硬脂醇)等通常已知,也可以使用其。
在配合高级醇的情况下,可以使用上述的1种或2种以上。本发明中,优选使用两种以上的脂肪族醇的混合物,进一步优选为其混合物的熔点为60℃以上的组合。该熔点低于60℃时,根据配方有时体系的温度稳定性降低。本发明中,例如优选硬脂醇与山嵛醇的组合。
高级醇的配合量相对于化妆品的总质量优选为0.1~10质量%,更优选为0.5~5质量%。
本发明的化妆品可以包含表面活性剂。表面活性剂已知有非离子性、阳离子性、阴离子性、两性、有机硅系等各种表面活性剂,但可以从中任意地选择来使用。表面活性剂的配合量相对于水包油型乳化化妆品总量优选为0.1~20质量%,更优选为0.3~5质量%。
本发明的化妆品可以根据目的包含任意的油分。本发明中可以使用的油分没有特别限定,可以在不损害稳定性的范围内从化妆品中使用的油分中选择。作为优选的油分,可列举出烃油分、酯油分等极性油、硅油、液体油脂等。
具体而言,可以举出:
作为烃油,有液体石蜡、角鲨烷、角鲨烯、石蜡、异链烷烃、纯地蜡、异十六烷及异十二烷等;
作为酯油分等极性油,有季戊四醇四(乙基己酸)酯、乙基己酸鲸蜡酯、霍霍巴油、植物甾醇/辛基十二醇月桂酰谷氨酸酯、三异硬脂精、甘油二异硬脂酸酯、甘油三(乙基己酸)酯、植物甾醇/山嵛醇二聚亚油酸酯、植物甾醇/异硬脂醇/鲸蜡醇/硬脂醇/异硬脂醇/鲸蜡醇/硬脂醇/山嵛醇二聚亚油酸酯、棕榈酸异丙酯、植物甾醇澳洲坚果油酸酯、季戊四醇四(山嵛酸/苯甲酸/乙基己酸)酯、棕榈酸乙基己酯、肉豆蔻醇肉豆蔻酸酯、肉豆蔻酸异丙酯、二特戊酸三丙二醇酯、癸二酸二异丙酯及新戊酸异癸酯等;
作为硅油,有二甲基聚硅氧烷、甲基苯基聚硅氧烷、甲基氢聚硅氧烷等链状有机硅、八甲基环四硅氧烷、十甲基环五硅氧烷、十二甲基环六硅氧烷等环状有机硅、形成三维网眼结构的有机硅树脂及有机硅橡胶等;以及
作为液体油脂,有亚麻籽油、山茶籽油、全缘叶澳洲坚果籽油、玉米油、水貂油、油橄榄果油、鳄梨油、山茶花油、蓖麻油、红花油、菜籽油、大豆油、花生油、三聚甘油、三辛酸甘油酯、三异棕榈酸甘油酯等。另外,在包含这些油分的情况下,优选为水包油型化妆品。
油分的配合量没有特别限定,相对于水包油型乳化化妆品总量,优选为5~40质量%。
本发明的化妆品可以根据目的而配合进一步的成分。作为这样的成分,可列举出氨基酸、杀菌剂、消炎剂、收敛剂、动植物提取物、维生素C以外的维生素及其衍生物、螯合剂、色素、抗氧化剂、防腐剂以及香料等。
[化妆品]
本发明的化妆品包含上述必需成分,可以以一般的化妆品可采用的全部剂型使用。例如,具体而言,可以制成美容液、乳液、洗剂、乳霜、气雾等剂型。无论是哪种剂型,都能够制成在实现美白效果的同时兼具少的刺激感和优异的使用感的化妆品。
实施例
[实施例1~11、比较例1及2]
以表1所示的配方制备各实施例和比较例的化妆品。
进而,对于这些化妆品,按照以下的基准对使用时的水润感、涂抹后的粘腻、涂抹中的发粘、以及涂抹后的覆膜感(不愉快的覆膜感的有无)进行评价。
[评价方法]
使用各例的化妆品进行20名专业评委的实际使用试验。关于各试验项目,基于以下的评价分数基准来评价各专业评委根据其评价分数的合计进行分级。
评价分数基准:
5分:非常优异。
4分:优异。
3分:普通。
2分:差。
1分:非常差。
评价等级
A+:总分为90分以上
A:总分为80分以上
B:总分为60分以上且不足80分
C:总分为40分以上且不足60分
D:总分小于40分
[表1]
根据比较例1和2的结果可知,虽然通过配合疏水改性烷基纤维素来改良水润感,但存在涂抹后的粘腻、涂抹中的发粘、以及涂抹后产生不愉快的覆膜感的倾向。而且可知,相对于疏水改性烷基纤维素,若组合特定的有机酸即1-哌啶丙酸,则它们被改良,进而也有通过组合琥珀酰葡聚糖而进一步改良的倾向。如上所述,可知本发明的化妆品在得到涂抹中的水润感的同时可以改良涂抹后的粘腻、涂抹中的发粘、涂抹后的不愉快的覆膜感。
Claims (9)
1.一种化妆品,其包含:
(A)疏水改性烷基纤维素、和
(B)下述通式(b)表示的有机酸或其盐,
式(b)中,x表示2~5的整数。
2.根据权利要求1所述的化妆品,其中,以所述化妆品的总质量为基准,所述疏水改性烷基纤维素的配合量为0.03~1质量%。
3.根据权利要求1或2所述的化妆品,其中,所述疏水改性烷基纤维素为疏水化羟丙基甲基纤维素。
4.根据权利要求1或2所述的化妆品,其中,以所述化妆品的总质量为基准,所述有机酸或其盐的配合量为0.005~7质量%。
5.根据权利要求1或2所述的化妆品,其中,所述疏水改性烷基纤维素的配合量相对于所述有机酸或其盐的配合量的质量比为0.02~5。
6.根据权利要求1或2所述的化妆品,其中,所述有机酸为1-哌啶丙酸。
7.根据权利要求1或2所述的化妆品,其还包含琥珀酰聚糖。
8.根据权利要求7所述的化妆品,其中,以所述化妆品的总质量为基准,所述琥珀酰聚糖的配合量为0.01~0.5质量%。
9.根据权利要求7所述的化妆品,其中,所述琥珀酰聚糖的配合量相对于所述有机酸的配合量的质量比为0.005~1。
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