摘要:
A ceramide dispersion, which includes at least: natural-ceramide-containing particles that are dispersed in an aqueous phase as an oil-phase component; and at least one surfactant, wherein the natural-ceramide-containing particles contain one or more natural ceramides in an amount of 50% by mass or higher with respect to the total mass of the oil components contained in an oil phase, and have a volume average particle diameter of from 0.5 nm to 100 nm; and the ceramide dispersion contains, in the at least one surfactant, at least one polyglycerin fatty acid ester having an HLB of from 10 to 16.
摘要:
The present invention provides a ceramide dispersion which includes (1) ceramide-containing particles which contains a ceramide, which are dispersed in an aqueous phase as an oil-phase component, and which have a volume average particle diameter from 1 nm to 100 nm; and (2) a fatty acid component which is at least one of a fatty acid having a melting temperature not higher than 30° C. or a fatty acid salt; the amount of nonionic surfactant being 0 or not more than 0.1 times the total mass of the ceramide; the amount of an ionic surfactant other than the fatty acid component being 0 or less than 0.05 times the total mass of the ceramide; and the pH being from 6 to 8.
摘要:
The present invention provides a ceramide dispersion which includes (1) ceramide-containing particles which contains a ceramide, which are dispersed in an aqueous phase as an oil-phase component, and which have a volume average particle diameter from 1 nm to 100 nm; and (2) a fatty acid component which is at least one of a fatty acid having a melting temperature not higher than 30° C. or a fatty acid salt; the amount of nonionic surfactant being 0 or not more than 0.1 times the total mass of the ceramide; the amount of an ionic surfactant other than the fatty acid component being 0 or less than 0.05 times the total mass of the ceramide; and the pH being from 6 to 8.
摘要:
A water-based cosmetic that includes: (A) ceramidic compound-containing particles that include a ceramidic compound and that are dispersed as an oil phase in an aqueous phase; (B) a fatty acid component composed of at least one selected from the group consisting of fatty acids and fatty acid salts; and (C) a polyhydric alcohol component that includes a first polyhydric alcohol having an IOB of 2.2 or more and a total content in the composition of from 3% by mass to 20% by mass, and a second polyhydric alcohol having an IOB of 2.0 or less and a total content in the composition of 0% by mass or not more than 3% by mass, wherein a total content of surfactant in the composition is 0% by mass or not more than 1% by mass, and a total mass of ceramidic compound in the composition is at least 3.0 times a total mass of the fatty acid component in the composition.
摘要:
The present invention provides an a aqueous cosmetic preparation which includes at least a ceramide analog-containing particle that contains at least a ceramide analog and has a volume average particle diameter of from 2 nm to 150 nm, the particle is dispersed in an aqueous phase as an oil-phase component, and a fatty acid having 10 to 30 carbon atoms or salt thereof. The aqueous cosmetic preparation satisfies at least either a condition where the pH is 5.5 or more or a condition where the electric conductivity is 5.0 mS/cm or less.
摘要:
A topical composition for external use comprising: a ceramide analogue-containing particle having a particle diameter of 0.001 μm to 0.2 μm; and a water-soluble polymer. It is preferable that, further, an oil component different from the ceramide analogue is contained in an amount of 20 parts by mass or less relative to 1 part by mass of the ceramide analogue-containing particle, and the ceramide analogue-containing particle is present in the oil component.
摘要:
The objects of the present invention are to provide pattern forming materials capable of effectively suppressing sensitivity drop of photosensitive layers as well as capable of forming highly fine and precise patterns, pattern forming apparatuses equipped with the pattern forming materials, and pattern forming processes utilizing the pattern forming materials. In order to attain the objects, a pattern forming material is provided which comprises a support, and a photosensitive layer on the support, wherein the photosensitive layer comprises a polymerization inhibitor, a binder, a polymerizable compound, and a photopolymerization initiator, the photosensitive layer is exposed by means of a laser beam and developed by means of a developer to form a pattern, and the minimum energy of the laser beam is 0.1 mJ/cm2 to 10 mJ/cm2, which is required to yield substantially the same thickness of photosensitive layer subsequent to the developing as the thickness of the photosensitive layer prior to the exposing.
摘要翻译:本发明的目的是提供能够有效抑制感光层的灵敏度下降以及能够形成高精度和精确图案的图案形成材料,配备有图案形成材料的图案形成装置和利用图案的图案形成工艺 成型材料。 为了达到上述目的,提供了一种图案形成材料,其包括载体和载体上的感光层,其中感光层包含聚合抑制剂,粘合剂,可聚合化合物和光聚合引发剂,感光层 通过激光束曝光并通过显影剂显影以形成图案,并且激光束的最小能量为0.1mJ / cm 2至10mJ / cm 2 需要在曝光之前在感光层的厚度显影之后产生基本上相同厚度的感光层。
摘要:
A cosmetic composition contains: a carotenoid (A), a collagen (B) having an average molecular weight of 40,000 or more, and a collagen peptide (C) having a weight average molecular weight of from 200 to 5,000.
摘要:
The present invention provides: a dispersion composition including a carotenoid-containing oily component, the dispersion composition being obtained by mixing an aqueous dispersion containing emulsion particles containing the carotenoid-containing oily component and a phospholipid or a derivative thereof with an aqueous composition containing ascorbic acid or a derivative thereof and an oily component that is 20% by mass or less relative to the mass of the whole dispersion composition, and the dispersion composition having emulsion particles having an average particle diameter of 200 nm or less; a dispersion composition including a carotenoid-containing oily component, the dispersion composition being obtained by mixing an aqueous dispersion containing emulsion particles containing a carotenoid-containing oily component and a phospholipid or a derivative thereof with an aqueous composition containing ascorbic acid or a derivative thereof and a pH adjusting agent, and the dispersion composition having a pH value in the range of 5 to 7.5; and a cosmetic preparation for skin care including one or other of the dispersion compositions.
摘要:
This invention provides a kit used for fabricating an integrated biomolecule sensor. The kit includes an optical fiber bundle unit, which holds the proximal ends of the plurality of optical fibers together with the end-face arranged substantially in the same plane and oriented substantially in the same direction, a plate with wells for holding solutions containing probe polymers with different base sequences, and an auxiliary plate having holes, which corresponds to the wells of the plate respectively. According to this invention, researchers and other people can easily fabricate the integrated biomolecule under individual requirements without need of expensive equipment.