JP2010111625A - Sunscreen cosmetic - Google Patents
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- JP2010111625A JP2010111625A JP2008285977A JP2008285977A JP2010111625A JP 2010111625 A JP2010111625 A JP 2010111625A JP 2008285977 A JP2008285977 A JP 2008285977A JP 2008285977 A JP2008285977 A JP 2008285977A JP 2010111625 A JP2010111625 A JP 2010111625A
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- 239000002537 cosmetic Substances 0.000 title claims abstract description 30
- 239000000516 sunscreening agent Substances 0.000 title claims abstract description 24
- 230000000475 sunscreen effect Effects 0.000 title claims abstract description 23
- 229920001296 polysiloxane Polymers 0.000 claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 22
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 21
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 21
- 125000004432 carbon atom Chemical group C* 0.000 claims description 15
- 125000000217 alkyl group Chemical group 0.000 claims description 9
- FDATWRLUYRHCJE-UHFFFAOYSA-N diethylamino hydroxybenzoyl hexyl benzoate Chemical compound CCCCCCOC(=O)C1=CC=CC=C1C(=O)C1=CC=C(N(CC)CC)C=C1O FDATWRLUYRHCJE-UHFFFAOYSA-N 0.000 claims description 7
- 229960001630 diethylamino hydroxybenzoyl hexyl benzoate Drugs 0.000 claims description 7
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- 125000003118 aryl group Chemical group 0.000 claims description 3
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 3
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 3
- 239000000194 fatty acid Substances 0.000 claims description 3
- 229930195729 fatty acid Natural products 0.000 claims description 3
- 150000004665 fatty acids Chemical class 0.000 claims description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 23
- OGEMCJNRDGZFQF-UHFFFAOYSA-N hexyl 2-benzoyl-4-(diethylamino)-3-hydroxybenzoate Chemical compound CCCCCCOC(=O)C1=CC=C(N(CC)CC)C(O)=C1C(=O)C1=CC=CC=C1 OGEMCJNRDGZFQF-UHFFFAOYSA-N 0.000 abstract description 4
- 230000014759 maintenance of location Effects 0.000 abstract description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 12
- 230000000694 effects Effects 0.000 description 12
- 230000006750 UV protection Effects 0.000 description 8
- 238000002156 mixing Methods 0.000 description 8
- 229920002545 silicone oil Polymers 0.000 description 8
- 239000004721 Polyphenylene oxide Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 229920000570 polyether Polymers 0.000 description 6
- 239000011787 zinc oxide Substances 0.000 description 6
- 230000003020 moisturizing effect Effects 0.000 description 5
- 230000002688 persistence Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 239000004205 dimethyl polysiloxane Substances 0.000 description 4
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 4
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000004381 surface treatment Methods 0.000 description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 229940008099 dimethicone Drugs 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 235000009827 Prunus armeniaca Nutrition 0.000 description 2
- 244000018633 Prunus armeniaca Species 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 239000006210 lotion Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- MSRJTTSHWYDFIU-UHFFFAOYSA-N octyltriethoxysilane Chemical compound CCCCCCCC[Si](OCC)(OCC)OCC MSRJTTSHWYDFIU-UHFFFAOYSA-N 0.000 description 2
- 229960003493 octyltriethoxysilane Drugs 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 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 2
- 238000013112 stability test Methods 0.000 description 2
- 230000002123 temporal effect Effects 0.000 description 2
- 230000002087 whitening effect Effects 0.000 description 2
- 229940058015 1,3-butylene glycol Drugs 0.000 description 1
- OHXXFKGUPZOOFC-UHFFFAOYSA-N 2-benzoyl-4-(diethylamino)-3-hydroxybenzoic acid Chemical compound CCN(CC)C1=CC=C(C(O)=O)C(C(=O)C=2C=CC=CC=2)=C1O OHXXFKGUPZOOFC-UHFFFAOYSA-N 0.000 description 1
- 241001092371 Bergenia Species 0.000 description 1
- XMSXQFUHVRWGNA-UHFFFAOYSA-N Decamethylcyclopentasiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1 XMSXQFUHVRWGNA-UHFFFAOYSA-N 0.000 description 1
- IUMSDRXLFWAGNT-UHFFFAOYSA-N Dodecamethylcyclohexasiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1 IUMSDRXLFWAGNT-UHFFFAOYSA-N 0.000 description 1
- 241000272185 Falco Species 0.000 description 1
- BIVBRWYINDPWKA-VLQRKCJKSA-L Glycyrrhizinate dipotassium Chemical compound [K+].[K+].O([C@@H]1[C@@H](O)[C@H](O)[C@H](O[C@@H]1O[C@H]1CC[C@]2(C)[C@H]3C(=O)C=C4[C@@H]5C[C@](C)(CC[C@@]5(CC[C@@]4(C)[C@]3(C)CC[C@H]2C1(C)C)C)C(O)=O)C([O-])=O)[C@@H]1O[C@H](C([O-])=O)[C@@H](O)[C@H](O)[C@H]1O BIVBRWYINDPWKA-VLQRKCJKSA-L 0.000 description 1
- RGMZNZABJYWAEC-UHFFFAOYSA-N Methyltris(trimethylsiloxy)silane Chemical compound C[Si](C)(C)O[Si](C)(O[Si](C)(C)C)O[Si](C)(C)C RGMZNZABJYWAEC-UHFFFAOYSA-N 0.000 description 1
- 239000004909 Moisturizer Substances 0.000 description 1
- CGGMPALNFUDCRP-UHFFFAOYSA-N OC(CCCCCCCCCCCCCCCCCCCCC(=O)O)(O)O Chemical compound OC(CCCCCCCCCCCCCCCCCCCCC(=O)O)(O)O CGGMPALNFUDCRP-UHFFFAOYSA-N 0.000 description 1
- YBGZDTIWKVFICR-JLHYYAGUSA-N Octyl 4-methoxycinnamic acid Chemical compound CCCCC(CC)COC(=O)\C=C\C1=CC=C(OC)C=C1 YBGZDTIWKVFICR-JLHYYAGUSA-N 0.000 description 1
- 241000233855 Orchidaceae Species 0.000 description 1
- 244000128206 Pyracantha coccinea Species 0.000 description 1
- 235000003105 Pyracantha coccinea Nutrition 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 150000003862 amino acid derivatives Chemical class 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 235000019437 butane-1,3-diol Nutrition 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 108010006161 conchiolin Proteins 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 229920006037 cross link polymer Polymers 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 229940101029 dipotassium glycyrrhizinate Drugs 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 235000011389 fruit/vegetable juice Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- HTDJPCNNEPUOOQ-UHFFFAOYSA-N hexamethylcyclotrisiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O1 HTDJPCNNEPUOOQ-UHFFFAOYSA-N 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229940073663 methyl trimethicone Drugs 0.000 description 1
- 230000001333 moisturizer Effects 0.000 description 1
- JXTPJDDICSTXJX-UHFFFAOYSA-N n-Triacontane Natural products CCCCCCCCCCCCCCCCCCCCCCCCCCCCCC JXTPJDDICSTXJX-UHFFFAOYSA-N 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- HMMGMWAXVFQUOA-UHFFFAOYSA-N octamethylcyclotetrasiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1 HMMGMWAXVFQUOA-UHFFFAOYSA-N 0.000 description 1
- 229960001679 octinoxate Drugs 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 239000002304 perfume Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000003352 sequestering agent Substances 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229940057429 sorbitan isostearate Drugs 0.000 description 1
- 229940032094 squalane Drugs 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- GSANOGQCVHBHIF-UHFFFAOYSA-N tetradecamethylcycloheptasiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1 GSANOGQCVHBHIF-UHFFFAOYSA-N 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 125000000725 trifluoropropyl group Chemical group [H]C([H])(*)C([H])([H])C(F)(F)F 0.000 description 1
- NMEPHPOFYLLFTK-UHFFFAOYSA-N trimethoxy(octyl)silane Chemical compound CCCCCCCC[Si](OC)(OC)OC NMEPHPOFYLLFTK-UHFFFAOYSA-N 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
Landscapes
- Cosmetics (AREA)
Abstract
Description
本発明は、紫外線防御効果に優れた日焼け止め化粧料に関し、経時安定性及び使用感の面においても優れた効果を有する日焼け止め化粧料に関する。 The present invention relates to a sunscreen cosmetic having an excellent ultraviolet protection effect, and relates to a sunscreen cosmetic having an excellent effect in terms of stability over time and usability.
通常、日焼け止め化粧料には、紫外線吸収剤や酸化亜鉛等の紫外線散乱剤が配合されている(特許文献1)。また一般に化粧料において、シリコーン系界面活性剤を配合することで製剤安定性の向上、分散性の向上を図ることが知られている(特許文献2)。
ジエチルアミノヒドロキシベンゾイル安息香酸ヘキシルは、UV−A領域における優れた紫外線吸収剤である。しかしながら、ジエチルアミノヒドロキシベンゾイル安息香酸ヘキシルは、各種の油剤に対する溶解性が悪いため析出しやすく(特許文献3)、また使用感においても、べたつきが生じやすい、のびが不十分である等の課題がある。
酸化チタン、酸化亜鉛等の金属酸化物粉体は、半導体特性を有するものである。これら金属酸化物粉体は、透明性を向上させ、且つ紫外線遮蔽効果を高めるために、平均粒径が100nm以下のいわゆる微粒子金属酸化物粉体が汎用されている。しかしながら、微粒子化された金属酸化物粉体は、表面積が大きくなることで粒子同士の結合力が強くなり、その結果、凝集しやすいという性質を帯びてくる。このため、これら微粒子金属酸化物粉体を日焼け止め化粧料に用いる場合には、凝集しないで安定に含有できるということが重要である。
Usually, sunscreen cosmetics are blended with ultraviolet light scattering agents such as ultraviolet absorbers and zinc oxide (Patent Document 1). Further, it is generally known that cosmetics are improved in formulation stability and dispersibility by blending a silicone-based surfactant (Patent Document 2).
Diethylaminohydroxybenzoyl hexyl benzoate is an excellent UV absorber in the UV-A region. However, diethylaminohydroxybenzoyl hexyl benzoate has a problem that it is liable to precipitate due to poor solubility in various oils (Patent Document 3), and is also sticky and has insufficient spreading. .
Metal oxide powders such as titanium oxide and zinc oxide have semiconductor properties. As these metal oxide powders, so-called fine particle metal oxide powders having an average particle diameter of 100 nm or less are widely used in order to improve transparency and enhance the ultraviolet shielding effect. However, the finely divided metal oxide powder has a property that the bonding force between the particles is increased due to the increase in the surface area, and as a result, the metal oxide powder tends to aggregate. For this reason, when these fine particle metal oxide powders are used in sunscreen cosmetics, it is important that they can be stably contained without agglomeration.
従って本発明の課題は、ジエチルアミノヒドロキシベンゾイル安息香酸ヘキシル及び金属酸化物粉体を含有する日焼け止め化粧料において、経時的に安定で、且つ塗布時の使用感や耐水性にも優れる日焼け止め化粧料を提供することにある。 Accordingly, an object of the present invention is to provide a sunscreen cosmetic containing diethylaminohydroxybenzoyl hexyl benzoate and a metal oxide powder, which is stable over time and excellent in usability and water resistance during application. Is to provide.
本発明者は、上記課題を達成するために検討した結果、(A)下記一般式(1)及び/又は一般式(2)で表されるポリエーテル変性シリコーン、(B)ジエチルアミノヒドロキシベンゾイル安息香酸ヘキシル、(C)アルキルアルコキシシランで表面処理された金属酸化物粉体を含有することで経時的に安定で、塗布時には皮膚へのなじみやのびの良い優れた使用感や耐水性が得られる日焼け止め化粧料を見出し、本発明を完成した。
pとqはいずれも0〜100の整数であり、且つp+qは1以上である。]で表されるポリオキシアルキレン基であり、R3は炭素数1〜10のフッ素置換アルキル基であり、R4は−CrH2rO(C2H4O)sR6[ここでR6は水素原子、炭素数1〜5のアルキル基又はアセチル基であり、rとsはいずれも0〜100の整数であり、且つr+sは1以上である。]で表されるポリオキシアルキレン基である。また、aは0〜100の整数、bは1〜20の整数、cは1〜20の整数である。また、R3の結合したユニットとR4の結合したユニットは、ランダム結合でもブロック結合でもよく、任意の組み合わせで結合している。)
p and q are both integers of 0 to 100, and p + q is 1 or more. R 3 is a fluorine-substituted alkyl group having 1 to 10 carbon atoms, and R 4 is —C r H 2r O (C 2 H 4 O) s R 6 [wherein R 6 is a hydrogen atom, an alkyl group having 1 to 5 carbon atoms, or an acetyl group, r and s are both integers of 0 to 100, and r + s is 1 or more. ] The polyoxyalkylene group represented by this. Moreover, a is an integer of 0-100, b is an integer of 1-20, c is an integer of 1-20. Further, the unit to which R 3 is bonded and the unit to which R 4 are bonded may be random bonds or block bonds, and are bonded in any combination. )
本発明の日焼け止め化粧料は、ジエチルアミノヒドロキシベンゾイル安息香酸ヘキシル及び金属酸化物粉体の経時安定性に優れるため、紫外線防御効果が高いものである。更に、使用時の皮膚へのなじみやのび・つきが良く、白浮きやべたつきがなく、また耐水性に優れるため、汗にも強く、また水場でも使用しやすいものである。 The sunscreen cosmetic of the present invention has a high UV protection effect because of its excellent temporal stability of hexyl diethylaminohydroxybenzoyl benzoate and metal oxide powder. Furthermore, the skin is well-fitted, stretched and sticky during use, has no whitening or stickiness, and has excellent water resistance, so it is resistant to sweat and easy to use in water.
以下、本発明の実施の形態を詳述する。 Hereinafter, embodiments of the present invention will be described in detail.
本発明に用いられる(A)ポリエーテル変性シリコーンは、下記一般式(1)で表されるフッ素・ポリエーテル共変性シリコーン、及び/又は下記一般式(2)で表される架橋型ポリエーテル変性シリコーンが挙げられる。 The (A) polyether-modified silicone used in the present invention is a fluorine-polyether co-modified silicone represented by the following general formula (1) and / or a crosslinked polyether-modified silicone represented by the following general formula (2). Silicone may be mentioned.
一般式(1)で表されるフッ素・ポリエーテル変性シリコーン
更に、上記一般式(1)において、p及びqの好ましい範囲は、pは1〜10、qは1〜50、r及びsの好ましい範囲は、rは1〜10、sは1〜50である。また、a、b、cの好ましい範囲は、20≦a≦100、1≦b≦10、1≦c≦10である。 Furthermore, in the said General formula (1), as for the preferable range of p and q, p is 1-10, q is 1-50, The preferable range of r and s is r is 1-10, s is 1-50. is there. Moreover, the preferable ranges of a, b, and c are 20 ≦ a ≦ 100, 1 ≦ b ≦ 10, and 1 ≦ c ≦ 10.
上記一般式(1)の具体例としては、FPD−6131(信越化学工業社製)を挙げることができる。 Specific examples of the general formula (1) include FPD-6131 (manufactured by Shin-Etsu Chemical Co., Ltd.).
一般式(2)で表される架橋型ポリエーテル変性シリコーン
上記一般式(2)で表される架橋型ポリエーテル変性シリコーンは、あらかじめシリコーン油と剪断力下で混練処理し、ペースト状ポリエーテル変性シリコーン組成物としたものを使用するのが好ましい。 As the crosslinked polyether-modified silicone represented by the general formula (2), it is preferable to use a paste-like polyether-modified silicone composition that has been previously kneaded with silicone oil under a shearing force.
シリコーン油としては、25℃における粘度が100mPa・s以下の低粘度シリコーン油が好ましく用いられる。例えば、ジメチルポリシロキサン、メチルフェニルポリシロキサン、ジエチルポリシロキサン、エチルメチルポリシロキサン、エチルフェニルポリシロキサン等の鎖状シリコーン油や、ヘキサメチルシクロトリシロキサン、オクタメチルシクロテトラシロキサン、デカメチルシクロペンタシロキサン、ドデカメチルシクロヘキサシロキサン、テトラデカメチルシクロヘプタシロキサン等の環状シリコーン油等が挙げられる。これらシリコーン油は1種又は2種以上を組み合わせて用いることもできる。 As the silicone oil, a low-viscosity silicone oil having a viscosity at 25 ° C. of 100 mPa · s or less is preferably used. For example, chain silicone oil such as dimethylpolysiloxane, methylphenylpolysiloxane, diethylpolysiloxane, ethylmethylpolysiloxane, ethylphenylpolysiloxane, hexamethylcyclotrisiloxane, octamethylcyclotetrasiloxane, decamethylcyclopentasiloxane, Examples thereof include cyclic silicone oils such as dodecamethylcyclohexasiloxane and tetradecamethylcycloheptasiloxane. These silicone oils can be used alone or in combination of two or more.
また、前記ペースト状ポリエーテル変性シリコーン組成物を調製する場合、架橋型ポリエーテル変性シリコーンとシリコーン油との配合量の比は、架橋型ポリエーテル変性シリコーン:シリコーン油が10:1〜1:10、特に5:1〜1:5で混練処理することにより得られるものが好ましい。 Moreover, when preparing the said paste-like polyether modified silicone composition, the ratio of the compounding quantity of crosslinked type polyether modified silicone and silicone oil is 10: 1 to 1:10 of crosslinked type polyether modified silicone: silicone oil. In particular, those obtained by kneading at 5: 1 to 1: 5 are preferred.
また、前記ペースト状ポリエーテル変性シリコーン組成物を調製する際の剪断力下で行う混練処理は、例えば、三本ロールミル、二本ロールミル、サンドグラインダー、コロイドミル、ガウリンホモジナイザー等を用いて行うことができる。中でも、特に三本ロールミルを用いることが好ましい。 Further, the kneading treatment performed under the shearing force when preparing the paste-like polyether-modified silicone composition can be performed using, for example, a three-roll mill, a two-roll mill, a sand grinder, a colloid mill, or a Gaurin homogenizer. it can. Among these, it is particularly preferable to use a three-roll mill.
また、前記ペースト状ポリエーテル変性シリコーン組成物は商業的に入手可能であり、例えば、KSGシリーズ(信越化学工業社製)等として市販されている。本発明では、特に、KSG−21又はKSG−210を使用するのが最も好ましい。 The pasty polyether-modified silicone composition is commercially available, and is commercially available, for example, as the KSG series (manufactured by Shin-Etsu Chemical Co., Ltd.). In the present invention, it is particularly preferable to use KSG-21 or KSG-210.
本発明で用いられる(A)一般式(1)及び一般式(2)で表されるポリエーテル変性シリコーンは、それぞれから選ばれる1種又は2種以上を組み合わせて用いることができる。特に、フッ素・ポリエーテル共変性シリコーン1種以上と架橋型ポリエーテル変性シリコーン1種以上を併用すると、経時安定性がより優れるため好ましい。 The polyether-modified silicone represented by (A) general formula (1) and general formula (2) used in the present invention can be used alone or in combination of two or more selected from each. In particular, it is preferable to use one or more types of fluorine / polyether co-modified silicones and one or more types of cross-linked polyether-modified silicones because of better stability over time.
本発明において、(A)一般式(1)及び一般式(2)で表されるポリエーテル変性シリコーンの好ましい配合量は、化粧料の総量を基準として0.01〜15質量%(以下、単に%と略す)であり、さらに好ましくは0.1〜8%である。この範囲内であれば、保湿感やのび・つきといった使用感に優れ、また良好な耐水性が得られる。 In the present invention, (A) the preferred blending amount of the polyether-modified silicone represented by the general formula (1) and the general formula (2) is 0.01 to 15% by mass (hereinafter simply referred to as the total amount of cosmetics). %, And more preferably 0.1 to 8%. If it is in this range, it is excellent in the feeling of use such as a moisturizing feeling and spread / sticking, and good water resistance can be obtained.
本発明に用いられる(B)ジエチルアミノヒドロキシベンゾイル安息香酸ヘキシルは、UV−A領域において優れた紫外線吸収効果を有するものである。本発明における(B)ジエチルアミノヒドロキシベンゾイル安息香酸ヘキシルの好ましい配合量は、化粧料の総量を基準として0.01〜5%であり、さらに好ましくは0.1〜3%である。この範囲内であれば、十分な経時安定性が得られ、良好な紫外線防御効果が得られる。 (B) Diethylaminohydroxybenzoyl hexyl benzoate used in the present invention has an excellent ultraviolet absorption effect in the UV-A region. The preferred blending amount of (B) hexyl diethylaminohydroxybenzoyl benzoate in the present invention is 0.01 to 5%, more preferably 0.1 to 3%, based on the total amount of the cosmetic. If it is in this range, sufficient stability with time can be obtained, and a good UV protection effect can be obtained.
本発明に用いられる(C)アルキルアルコキシシランで表面処理された金属酸化物粉体は、例えば、酸化チタン、酸化亜鉛、酸化鉄、酸化セリウム等の金属酸化物粉体を公知の方法でアルキルアルコキシシランで表面処理されたものが挙げられる。中でも、酸化チタン又は酸化亜鉛が好ましく、特に、酸化チタン又は酸化亜鉛の微粒子粉体(粒子径10nm〜200μm)は、塗布時の仕上がりにおいて白浮きせず透明感のある自然な仕上がりが得られるため、好ましい。 The metal oxide powder surface-treated with (C) alkylalkoxysilane used in the present invention is, for example, a metal oxide powder such as titanium oxide, zinc oxide, iron oxide, cerium oxide, etc. The thing surface-treated with silane is mentioned. Among these, titanium oxide or zinc oxide is preferable, and in particular, titanium oxide or zinc oxide fine particle powder (particle diameter: 10 nm to 200 μm) does not float in the finish at the time of coating, and a natural finish with transparency is obtained. ,preferable.
前記した(C)の金属酸化物粉体の表面処理に用いられるアルキルアルコキシシランは、オクチルトリエトキシシラン又はオクチルトリメトキシシランが挙げられ、これらを用いて表面処理すると、経時安定性や透明性、耐水性に優れるため好ましい。 Examples of the alkylalkoxysilane used in the surface treatment of the metal oxide powder of (C) described above include octyltriethoxysilane or octyltrimethoxysilane. When these are used for surface treatment, stability over time and transparency, It is preferable because of its excellent water resistance.
前記アルキルアルコキシシランを用いた表面処理の方法は、特に限定されないが、例えば、ヘンシェルミキサー、スーパーミキサー等の高速攪拌機を用いてアルキルアルコキシシランと金属酸化物粉体とを混合する等の乾式処理方法や、アルキルアルコキシシランを金属酸化物粉体のスラリー中に添加し、攪拌・混合する等の湿式処理方法等を用いることができる。 The surface treatment method using the alkylalkoxysilane is not particularly limited. For example, a dry treatment method such as mixing an alkylalkoxysilane and a metal oxide powder using a high-speed stirrer such as a Henschel mixer or a supermixer. Alternatively, a wet processing method such as adding alkylalkoxysilane to the metal oxide powder slurry and stirring and mixing can be used.
本発明に用いられる(C)の金属酸化物粉体のアルキルアルコキシシランにて被覆する場合、アルキルアルコキシシランと金属酸化物粉体との比は、1:100〜1:3が好ましく、1:20〜1:5が特に好ましい。この範囲内であれば、透明性に優れ、また十分な紫外線防御効果が得られる。 When the metal oxide powder (C) used in the present invention is coated with an alkylalkoxysilane, the ratio of the alkylalkoxysilane to the metal oxide powder is preferably 1: 100 to 1: 3. 20-1: 5 is particularly preferred. If it is in this range, it is excellent in transparency and a sufficient UV protection effect can be obtained.
また、(C)アルキルアルコキシシランで表面処理された金属酸化物粉体の配合量は、特に限定されず目的の製品に応じて適宜配合できるが、本発明の日焼け止め化粧料における配合量は、化粧料総量を基準として1〜50%であり、好ましくは5〜30%、更に好ましくは10〜25%である。この範囲内であれば、経時安定性と紫外線防御効果に優れ、また白浮きしない自然な仕上がりが得られる。 Further, the blending amount of the metal oxide powder surface-treated with (C) alkylalkoxysilane is not particularly limited and can be blended appropriately according to the target product, but the blending amount in the sunscreen cosmetic of the present invention is: It is 1 to 50% based on the total amount of cosmetics, preferably 5 to 30%, more preferably 10 to 25%. Within this range, the stability over time and the UV protection effect are excellent, and a natural finish without whitening is obtained.
本発明に用いられる(D)トリポリヒドロキシ脂肪酸ジペンタエリスリチルは、例えば、トリポリヒドロキシラウリン酸ジペンタエリスリチル、トリポリヒドロキシミリスチン酸ジペンタエリスリチル、トリポリヒドロキシパルミチン酸ジペンタエリスリチル、トリポリヒドロキシステアリン酸ジペンタエリスリチル、トリヒドロキシべへニン酸ジペンタエリスリチルが挙げられ、これらの中から1種又は2種以上を組み合わせて用いることができる。
これらの中でも、トリポリヒドロキシステアリン酸ジペンタエリスリチルを用いた場合、耐水性や保湿感に優れ、また白浮きせず、のび・つきといった使用感にも優れるため、特に好ましい。
Examples of (D) tripolyhydroxy fatty acid dipentaerythrityl used in the present invention include tripentahydroxylaurate dipentaerythrityl, tripolyhydroxymyristic dipentaerythrityl, tripolyhydroxypalmitate dipentaerythrityl, tripolyhydroxystearate dipentaerythrityl, and trihydroxybehenic acid dipentaerythrityl. These can be used alone or in combination of two or more.
Among these, the use of dipentaerythrityl tripolyhydroxystearate is particularly preferable because it is excellent in water resistance and moisturizing feeling, does not float white, and is excellent in feeling of use such as spreading and sticking.
本発明において、(D)トリポリヒドロキシ脂肪酸ジペンタエリスリチルの配合量は、化粧料総量を基準として0.01〜20%であり、好ましくは0.1〜15%である。この範囲内であれば、塗布時の使用感や耐水性に優れたものが得られる。 In the present invention, the blending amount of the (D) tripolyhydroxy fatty acid dipentaerythrityl is 0.01 to 20%, preferably 0.1 to 15%, based on the total amount of the cosmetic. If it exists in this range, the thing excellent in the usability | use_condition at the time of application | coating and water resistance will be obtained.
本発明の日焼け止め化粧料には、本発明の効果を損なわない範囲であれば、必要に応じ上記成分に加え、アニオン性界面活性剤、カチオン性界面活性剤、非イオン性界面活性剤、油分、紫外線吸収剤、防腐剤、保湿剤、ポリマー類、アミノ酸誘導体、糖誘導体、香料、水、アルコール、増粘剤、色剤、金属イオン封鎖剤、酸化防止剤、薬剤等を配合することができる。 In the sunscreen cosmetics of the present invention, an anionic surfactant, a cationic surfactant, a nonionic surfactant, an oil component in addition to the above components as necessary, as long as the effects of the present invention are not impaired. UV absorbers, preservatives, moisturizers, polymers, amino acid derivatives, sugar derivatives, fragrances, water, alcohol, thickeners, colorants, sequestering agents, antioxidants, chemicals, etc. .
本発明の日焼け止め化粧料とは、紫外線防御効果を付与した化粧料であり、例えば、クリーム、乳液、美容液、サンスクリーン剤、化粧下地、ファンデーション等に用いることができる。 The sunscreen cosmetic of the present invention is a cosmetic imparted with an ultraviolet protection effect, and can be used, for example, for creams, milky lotions, cosmetics, sunscreen agents, makeup bases, foundations and the like.
次に実施例によって、本発明を更に詳細に説明するが、本発明はこれらに限定されるものではない。 EXAMPLES Next, although an Example demonstrates this invention still in detail, this invention is not limited to these.
実施例1〜6、比較例1〜3
表1に示した処方に従い、日焼け止め化粧料を常法により調製した。これらを用いて、下記に示した(1)保存安定性試験、(2)耐水性試験、(3)使用感試験を実施した。結果は表1に併せて示した。
Examples 1-6, Comparative Examples 1-3
In accordance with the formulation shown in Table 1, sunscreen cosmetics were prepared by a conventional method. Using these, the following (1) storage stability test, (2) water resistance test, and (3) usability test were performed. The results are shown in Table 1.
(1)保存安定性試験
表1に示した日焼け止め化粧料をガラス瓶に入れ、室温(25℃)で放置した。放置1週間後の日焼け止め化粧料の状態について、外観を観察し、分離・析出等の異常が認められる場合を「×」、異常が認められない場合を「○」として評価した。
(1) Storage stability test The sunscreen cosmetics shown in Table 1 were put in a glass bottle and allowed to stand at room temperature (25 ° C). The appearance of the sunscreen cosmetics after 1 week was observed and the appearance was observed. The case where an abnormality such as separation / precipitation was observed was evaluated as “X”, and the case where no abnormality was observed was evaluated as “◯”.
(2)耐水性試験
表1に示した日焼け止め化粧料0.1mgを石英板に塗布し、バーコーダーにて均一に引き伸ばし10分間乾燥させた後、SPFアナライザーを用いてSPF値を測定した。続いて80分間、水中に浸漬処理後、再びSPF値を測定した。
次に、各SPF値からSPFの持続性を算出した。
SPF持続性(%)=水処理後のSPF値/水処理前のSPF値×100
SPF持続性を下記の基準で判定し、耐水性の指標とした。
(判定基準)
○:SPF持続性が90%以上;耐水性が非常に高い
△:SPF持続性が70%以上90%未満;耐水性が高い
×:SPF持続性が70%未満;耐水性が低い
(2) Water resistance test 0.1 mg of the sunscreen cosmetic shown in Table 1 was applied to a quartz plate, uniformly stretched with a bar coder and dried for 10 minutes, and then the SPF value was measured using an SPF analyzer. Subsequently, the SPF value was measured again after immersion in water for 80 minutes.
Next, the sustainability of SPF was calculated from each SPF value.
SPF persistence (%) = SPF value after water treatment / SPF value before water treatment × 100
SPF persistence was determined according to the following criteria and used as an index of water resistance.
(Criteria)
○: SPF persistence is 90% or more; water resistance is very high Δ: SPF persistence is 70% or more and less than 90%; water resistance is high ×: SPF persistence is less than 70%; water resistance is low
(3)使用感試験
表1に示した日焼け止め化粧料を、専門パネラー10名に使用してもらい、(a)白浮き、(b)べたつき、(c)のび・つき、(d)保湿感、についての使用特性を次の評価基準に従って評価してもらい、その平均点を示した。
(評価基準)
(a)白浮き
5:全く白浮きが見られない
4:ほとんど白浮きが見られない
3:白浮きは見られるが目立たない
2:やや白浮きが目立つ
1:非常に白浮きが目立つ
(b)べたつき
5:全くべたつかない
4:ほとんどべたつかない
3:普通
2:ややべたつく
1:非常にべたつく
(c)のび・つき、(d)保湿感
5:非常に良い
4:良い
3:普通
2:悪い
1:非常に悪い
(3) Usability test The sunscreen cosmetics shown in Table 1 were used by 10 professional panelists. (A) White float, (b) Stickiness, (c) Nodding / sticking, (d) Moisturizing feeling The usage characteristics were evaluated according to the following evaluation criteria, and the average score was shown.
(Evaluation criteria)
(A) White float 5: No white float is observed 4: White float is hardly observed 3: White float is observed but is not conspicuous 2: Slight white float is conspicuous 1: Very white float is conspicuous (b ) Stickiness 5: Not sticky at all 4: Little stickiness 3: Normal 2: Slightly sticky 1: Very sticky (c) Noxious stickiness, (d) Moisturizing feeling 5: Very good 4: Good 3: Normal 2: Bad 1: Very bad
表1の結果から、本発明の日焼け止め化粧料は、比較例と比べて、保存安定性、耐水性に優れ、白浮き、べたつき、のび・つき、保湿感のいずれの使用感も良好であることが分かった。 From the results of Table 1, the sunscreen cosmetic of the present invention is superior in storage stability and water resistance, and has a good feeling of use in all of white floatation, stickiness, spread / stickiness, and moisturizing feeling as compared with the comparative example. I understood that.
次に、以下の実施例7〜9の処方に従い、常法にて乳液を調製し、上記各種試験を行ったところ、保存安定性、耐水性に優れ、良好な使用感が得られるものであった。 Next, an emulsion was prepared in accordance with the following formulas of Examples 7 to 9 and subjected to the above various tests. As a result, the storage stability and water resistance were excellent, and good usability was obtained. It was.
実施例7〜9(乳液)
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原料成分 配合量(%)
実施例7 実施例8 実施例9
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エタノール 10.0 10.0 10.0
PEG−8トリフルオロプロピル
ジメチコンコポリマー(注1) 0.5 − −
イソステアリン酸ソルビタン 0.2 0.2 0.2
メチルトリメチコン 12.0 12.0 12.0
メトキシケイヒ酸オクチル 9.0 9.0 9.0
ジエチルアミノヒドロキシベンゾイル
安息香酸ヘキシル 0.5 1.0 1.0
ペースト状ポリエーテル変性
シリコーン(注2) 0.8 10.0 8.0
トリフルオロアルキルジメチルトリ
メチルシロキシケイ酸 1.0 1.0 1.0
酸化亜鉛(オクチルトリエトキシシラン
表面処理) 17.0 5.0 12.0
トリポリヒドロキシステアリン酸
ジペンタエリスリチル(注4) − 2.0 1.0
1,3−ブチレングリコール 3.0 3.0 3.0
グリセリン 1.0 1.0 1.0
スクワラン 1.0 1.0 1.0
(ジメチコン/ビニルジメチコン)
クロスポリマー(注5) 1.0 1.0 1.0
火棘抽出物(注6) 0.1 0.1 0.1
アンズ果汁(注7) 0.1 0.1 0.1
キョウニンエキス(注8) 0.1 0.1 0.1
加水分解コンキオリン液(注9) 0.1 0.1 0.1
加水分解シルク液(注10) 0.1 0.1 0.1
紫蘭根エキス(注11) 0.1 0.1 0.1
オウバクエキス(注12) 0.1 0.1 0.1
ベルゲニアクラシホリア根エキス(注13)0.1 0.1 0.1
グリチルリチン酸ジカリウム 0.1 0.1 0.1
香料 0.1 0.1 0.1
精製水 残部 残部 残部
----------------------------------------------------------------------
注6;火棘(サントリー社製)
注7;アプリコットエキスK(エスペリス社製)
注8;キョウニン抽出液LA(丸善製薬社製)
注9;真珠タンパク抽出液(丸善製薬社製)
注10;シルクプロテインエキスK(一丸ファルコス社製)
注11;ランヴェールーEX(テクノーブル社製)
注12;オウバク抽出液J(丸善製薬社製)
注13;厚葉岩白菜抽出液BG(丸善製薬社製)
Examples 7-9 (milky lotion)
-------------------------------------------------- --------------------
Raw material component amount (%)
Example 7 Example 8 Example 9
-------------------------------------------------- --------------------
Ethanol 10.0 10.0 10.0
PEG-8 trifluoropropyl dimethicone copolymer (Note 1) 0.5 − −
Sorbitan isostearate 0.2 0.2 0.2
Methyl trimethicone 12.0 12.0 12.0
Octyl methoxycinnamate 9.0 9.0 9.0
Diethylaminohydroxybenzoyl hexyl benzoate 0.5 1.0 1.0
Paste-polyether modified silicone (Note 2) 0.8 10.0 8.0
Trifluoroalkyldimethyltrimethylsiloxysilicic acid 1.0 1.0 1.0
Zinc oxide (octyltriethoxysilane surface treatment) 17.0 5.0 12.0
Dipentaerythrityl tripolyhydroxystearate (Note 4) -2.0 1.0
1,3-butylene glycol 3.0 3.0 3.0
Glycerin 1.0 1.0 1.0
Squalane 1.0 1.0 1.0
(Dimethicone / Vinyl Dimethicone)
Cross polymer (Note 5) 1.0 1.0 1.0
Fire thorn extract (Note 6) 0.1 0.1 0.1
Apricot juice (Note 7) 0.1 0.1 0.1
Kyonin extract (Note 8) 0.1 0.1 0.1
Hydrolyzed conchiolin solution (Note 9) 0.1 0.1 0.1
Hydrolyzed silk solution (Note 10) 0.1 0.1 0.1
Purple orchid root extract (Note 11) 0.1 0.1 0.1
Oat extract (Note 12) 0.1 0.1 0.1
Bergenia Classifolia Root Extract (Note 13) 0.1 0.1 0.1
Dipotassium glycyrrhizinate 0.1 0.1 0.1
Perfume 0.1 0.1 0.1
Purified water Remainder Remainder Remainder
-------------------------------------------------- --------------------
Note 6: Fire spines (manufactured by Suntory)
Note 7: Apricot extract K (Esperis)
Note 8: Kyonin extract LA (manufactured by Maruzen Pharmaceutical Co., Ltd.)
Note 9: Pearl protein extract (Maruzen Pharmaceutical Co., Ltd.)
Note 10: Silk protein extract K (Ichimaru Falcos)
Note 11: Lambert EX (manufactured by Technoble)
Note 12: Awaku extract J (manufactured by Maruzen Pharmaceutical Co., Ltd.)
Note 13: Atsuba Iwanaka extract BG (Maruzen Pharmaceutical Co., Ltd.)
本発明の日焼け止め化粧料は、紫外線防御効果を有するジエチルアミノヒドロキシベンゾイル安息香酸ヘキシル及び金属酸化物粉体の経時安定性に優れるため、紫外線防御効果を十分に発揮することができる。更に、使用時には耐水性や保湿性に優れ、のび・つきが良く、白浮きやべたつきはない優れた日焼け止め化粧料を提供することができる。 Since the sunscreen cosmetic of the present invention is excellent in the temporal stability of diethylaminohydroxybenzoyl hexyl benzoate and metal oxide powder having an ultraviolet protection effect, it can sufficiently exhibit the ultraviolet protection effect. Furthermore, it is possible to provide an excellent sunscreen cosmetic that is excellent in water resistance and moisture retention during use, has good spread and stickiness, and has no white float or stickiness.
Claims (2)
(A)下記一般式(1)及び/又は一般式(2)で表されるポリエーテル変性シリコーン(B)ジエチルアミノヒドロキシベンゾイル安息香酸ヘキシル
(C)アルキルアルコキシシランで表面処理された金属酸化物粉体
(A) Polyether-modified silicone represented by the following general formula (1) and / or general formula (2) (B) Diethylaminohydroxybenzoyl hexyl benzoate (C) Metal oxide powder surface-treated with alkylalkoxysilane
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