WO2016145140A1 - Procédé de transfert de réseau de diffraction à des cheveux et des fibres - Google Patents

Procédé de transfert de réseau de diffraction à des cheveux et des fibres Download PDF

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Publication number
WO2016145140A1
WO2016145140A1 PCT/US2016/021674 US2016021674W WO2016145140A1 WO 2016145140 A1 WO2016145140 A1 WO 2016145140A1 US 2016021674 W US2016021674 W US 2016021674W WO 2016145140 A1 WO2016145140 A1 WO 2016145140A1
Authority
WO
WIPO (PCT)
Prior art keywords
fiber
pattern
hair
patterns
diffraction grating
Prior art date
Application number
PCT/US2016/021674
Other languages
English (en)
Inventor
Zayd Leseman
Mohammadhosein Ghasemi BABOLY
Bruce C. Lamartine
Original Assignee
Stc. Unm
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Stc. Unm filed Critical Stc. Unm
Priority to US15/556,606 priority Critical patent/US20180049531A1/en
Publication of WO2016145140A1 publication Critical patent/WO2016145140A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D19/00—Devices for washing the hair or the scalp; Similar devices for colouring the hair
    • A45D19/012—Devices for colouring or bleaching separated strands of hair, e.g. highlighting
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/06—Preparations for styling the hair, e.g. by temporary shaping or colouring
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D19/00—Devices for washing the hair or the scalp; Similar devices for colouring the hair
    • A45D19/0041—Processes for treating the hair of the scalp
    • A45D19/0066—Coloring or bleaching
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D19/00—Devices for washing the hair or the scalp; Similar devices for colouring the hair
    • A45D19/0041—Processes for treating the hair of the scalp
    • A45D19/0066—Coloring or bleaching
    • A45D19/0075—Producing special patterns, e.g. by masks
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D2200/00—Details not otherwise provided for in A45D
    • A45D2200/20—Additional enhancing means
    • A45D2200/205—Radiation, e.g. UV, infrared

Definitions

  • This disclosure is generally directed to imparting light diffracting patterns on fiber surfaces.
  • a non-chemical treatment for affecting the perceived color of fibers is environmentally attractive and needed in the art.
  • a method for treating a fiber comprising: imparting a pattern from a diffraction grating onto a fiber surface, wherein the pattern is capable of diffracting incident polychromatic light into one or more dispersed visible colors, and wherein the fiber is not coated and the pattern is imparted directly onto the surface of the fiber.
  • a device for imparting a pattern onto a fiber comprising, a grating comprising a pattern that diffracts incident polychromatic light into dispersed visible colors; and a pressure application device to apply 1-100 psi to the grating.
  • Embodiments described herein provide for the nano-scale patterning of fibers, for cosmetic purposes, for example, by forming complex patterns on fibers in order to diffract incoming light so as to give the appearance that the fiber has been artificially colored but without the need for prior dye, chemical, glitter, or conditioner.
  • a polychromatic color dispersion is obtained.
  • Benefits of embodiments described herein provide color treatment with effects lasting from, for example, days to weeks.
  • FIG. 1A is a perspective view of a device for imparting a partem onto a fiber according to an embodiment.
  • FIG. IB illustrates a block configured with a nanopatterned surface that may be incorporated in the device of FIG. 1A.
  • FIG. 2A-2E illustrates a method of using a device, such as the device of
  • FIGS. 1A-1B according to an embodiment.
  • FIG. 3 is a magnified view of the surface of a hair strand after patterning according to an embodiment.
  • the numerical values as stated for the parameter can take on negative values.
  • the example value of range stated as "less that 10" can assume negative values, e.g. -1, -2, -3, - 10, -20, -30, etc.
  • the fiber can be a natural fiber, for example, hair or fur, or a man-made fiber, for example, polymer, glass, etc.
  • the term "fiber” includes natural and synthetic fibers, tapes, and ribbons.
  • the fiber can also be any substrate that is softer than a surface that comprises a patterned surface, such as a diffraction grating, which may be pressed against the fiber in order to impart a complementary partem on the surface of the fiber.
  • No dyes are required for the fiber patterning process because the color results from diffraction of light caused by the pattern imparted on the fiber and not from any dye. Color can be "removed” or otherwise degraded by wetting or shampooing the treated hair. That is, wetting or shampooing the treated fiber, such as hair, may remove an impressed pattern that is formed according to methods described herein.
  • a device for imprinting fibers can include a diffraction grating having one or more patterns disposed thereon, the one or more patterns having a pitch.
  • the one or more patterns can be, but not limited to, sawtooth patterns, spiral patterns, ring patterns, Archimedean patterns, ellipsoidal patterns, patterns having hyperbolic rings, patterns having parabolic rings, and combinations thereof.
  • the pitch of the one or more patterns can be about 100 microns or less, about 50 microns or less, or about 15 microns or less.
  • the device can further include a device for applying pressure to the grating.
  • FIG. 1A is a perspective view of a device 110 for imparting a pattern onto a fiber, such as directly onto a surface of the fiber.
  • the device includes a pattern 120 formed on a surface 117.
  • the pattern 120 may be a nanopatterned surface 122.
  • the device 110 includes press jaws 112, 113 and at least one heating element 114 for heating the press jaws 112, 113.
  • Each of press jaws 112, 113 may include a corresponding one of surface 116, 117, respectively. At least one of an additional component may be disposed on each of press surface 116 and 117.
  • a platen and/or a backing layer may be disposed on the press surfaces. While not limited to any particular embodiment, the backing layer may be selected from a layer of a heat-resistant, commercially available polymer, such as but not limited to TEFLONTM or aluminum foil.
  • the partem 120 may be formed directly on one or both of surfaces 116, 117 of press jaw 112, 113 respectively.
  • the partem 120 may be formed on the surface of an interchangeable component.
  • an interchangeable substrate 100 such as a diffraction grating, may include partem 120.
  • Another substrate (not shown) may include a different pattern.
  • different patterned substrates may be used for imparting different corresponding patterns on the surfaces of the same or different fibers or on the same or different portions of the fiber surface, leading to different multiple color or image effects in the treated fiber(s).
  • the interchangeable substrate may be configured for repeat use, may be stored for later use, or may be combined for simultaneous use with other ones of interchangeable substrates having the same or different patterns on a surface thereof.
  • An embodiment device for treating hair includes a standard hair press with a nano-patterned thermal block inserted into the hair press.
  • the partem 120 may be a nanopatterned surface 122 of the substrate 100.
  • the pattern 120 may be configured to come in contact with another surface, such as a fiber sample placed between press jaws 112 and 113, such that it imparts a corresponding pattern on a surface of a fiber sample when the press jaws are pressed together.
  • the fiber conforms to the shape of the pattern 120 as it is pressed between the press jaws 112 and 113.
  • Each of press jaws 112, 113 may further include at least one heating element
  • heating element 114 which may be resistive heating element that is energized with electric current. That is, electric current is sent to heating element 114, which heats the press jaws 112, 113 so as to provide for hot pressing of all elements in between the jaws.
  • FIGS. 2A-2D illustrate a method of imparting a pattern on a fiber, such as a hair, in, for example, a pressing device such as device 110.
  • an interchangeable substrate 100 such as a diffraction grating that includes a pattern 120 may be placed in a corresponding slot 115 of press jaw 113.
  • the slot 115 is sized so as to receive substrate 100 and substantially prevent it from moving when press jaws are pressed together.
  • press jaw 113 is positioned in working proximity to press jaw 112.
  • a fiber 124 such as hair, is placed adjacent to the partem 120.
  • the fiber 124 may be placed such that at least a surface thereof is in direct contact with the pattern or may be secured on a transfer substrate which is then placed over the pattern such that at least a surface of the fiber is in direct contact with the pattern. As shown in the inset of FIG. 2C, the fiber 124 has at least a portion of surface 125 thereof in direct physical contact with the nanopattemed surface 125 of substrate 100.
  • FIG. 2D shows force (indicated by the arrows) being applied to press jaws
  • an electric current may be sent to heating element 114, which heats the press jaws 112, 113 and the substrate 100 and makes the pressing a hot pressing, which provides for heating of the fiber 124 during the applying of the pressure provided by the force being applied to press jaws 112, 113.
  • FIG. 2C shows a "before pressing" sketch of details of magnified fiber, such as hair, prior to pressing with device 110
  • FIG. 2D shows a “during-pressing” sketch of the fiber during pressing with device 110
  • FIG. 2E shows an "after-pressing” sketch of the fiber after pressing to form a modified fiber having a nanostructured pattern imparted on the fiber surface that diffracts light.
  • the sketches are perspective close up views.
  • the inset in FIG. 2C shows an individual fiber which does not have a coating on its surface 125.
  • FIG. 2D illustrates imparting a pattern onto the fiber surface, for example, by hot pressing the fiber, such as hair, with the pressing device 110 under conditions suitable for forming a complementary nanopattemed surface on the hair.
  • the shape of the fiber is transformed by imparting pattern 120 from substrate 100 onto the fiber surface.
  • FIG. 2E shows, surface portions of the fiber surface are imprinted from the nanopattemed surface of substrate 100 that diffracts incident polychromatic light into dispersed colors.
  • the surface of the fiber is imparted with a corresponding pattern, such as a complementary pattern to nanopattern 127 that complements the nanopattemed surface 122.
  • the pressing is continued at conditions, for example, for a suitable time, pressure, and temperature, until the fiber conforms to the nanopattemed surface 122 so that surface of the fiber having this nanopattemed surface diffracts incident polychromatic light into dispersed colors of light. Duration of the heat and pressure can each vary from seconds to minutes.
  • the hair may have a glass transition temperature in the range of from about 180 °C to about 220 °C. Accordingly, the heating element may be heated so that the hair is heated to a temperature above its glass transition temperature. Additionally, a force may be provided by the press jaws 112, 113 such that a resulting pressure in the range of from about 1 to about 100 psi is applied against the fiber to impart the pattern formed by the nanopatterned surface 122 onto the fiber. The pressing force may then be discontinued and the press jaws 1 12, 1 13 may be separated to expose the transformed fiber having a corresponding pattern imparted on a surface thereon, such as a nanopatterned surface 127 as shown in FIG. 2E. The pressed fiber sample may then be removed from the device 110.
  • the fiber 124 diffracts polychromatic light into dispersed visible colors.
  • the color of the fiber as seen by a viewer will depend on the angle of incidence of a light source onto the fiber, the angle of the viewer to the fiber, and the pitch of the grating.
  • Exemplary polychromatic light may be selected from the group consisting of white light, sunlight, theatrical light, and combinations thereof.
  • the fiber may be at least one fiber, for example a plurality of fibers.
  • the fiber may be a synthetic fiber or may be a natural fiber, such as hair.
  • multiple different patterns can be imparted to the fiber.
  • the step of imparting a pattern onto a fiber surface may include imparting a first portion of the pattern from a first surface pattern, such as that from a first diffraction grating, onto the fiber surface and imparting a second portion of the pattern from a second surface pattern, such as that from a second diffraction grating on to the fiber surface, for example at the same or a different location on the fiber surface.
  • the first portion of the pattern may be provided on a surface of a first substrate, such as a first diffraction grating and the second portion of the pattern may be provided on a surface of a second substrate, such as a second diffraction grating.
  • first substrate and the second substrate may be the interchangeable substrate described above and may each be pressed against the fiber surface by repeating the steps described according to FIGS. 2A-2E above. While this embodiment describes first and second patterns and first and second substrates that comprise the partem, the invention is not so limited and multiple combinations of patterns and substrates may be used to impart a pattern onto the fiber as needed in order to provide the desired diffraction of polychromatic light so as to achieve the desired perceived fiber color.
  • the substrate comprising a surface with the pattern may include a nano- patterned thermal block.
  • An embodiment nano-patterned thermal block may be prepared using any known method and device for such as, but not limited to, focused ion beam (FIB), photonic lithography, e-beam lithography, tool machining, ruling engines, diamond turning devices, and any other method or device that can produce nanometer scale features.
  • FIB focused ion beam
  • a metal block with a pattern may be formed using a scribe machine to mill the pattern into a metal blank. A soda-lime glass casting of the patterned metal may then be used as the nano-patterned thermal block.
  • a commercially available heating hair iron such as one made by CHI or BABYLISS
  • a heating block suitably configured with a nanopattern such as the aforementioned sawtooth nanopattern or some other nanopattern.
  • a nanopatterned heating block prepared by FIB milling, or by some other process for creating suitable nanopatterns could be used to modify the heating block of the commercially available heating device.
  • a blank heating block adapted to fit into the commercially available heating iron could be milled with a nanopattern suitable for heating solution-coated hair and imprinting a complementary nanopattem into the resulting film.
  • a commercially available heating iron such as one made by CHI or BABYLISS, could be modified to produce an embodiment apparatus that could treat fluid-coated hair according to the aforementioned process for providing hair with a film imprinted with a nanopatterned surface that would diffract incident polychromatic light into dispersed colors.
  • a person could treat their own hair or another person's hair according to an embodiment of this invention and provide their own hair or another person's hair with a nanopattem-imprinted polymer-containing film that diffracts polychromatic light such as sunlight or theatrical light into dispersed colored light.
  • a method of an embodiment was used for non-pigment based coloring of polymer fibers (e.g., hair) by diffraction of light.
  • the method was conducted by imparting a blazed diffraction grating's pattern onto a fiber of hair.
  • the setup consisted of: a diffraction grating, two steel blocks, a larger steel block, a microscope slide, and hair samples.
  • a blazed diffraction grating was used in this work. It had 600 lines/mm with a 500 nm blaze.
  • Two steel blocks were used for alignment and application of a uniform pressure over a 1 ⁇ 2" x 1 ⁇ 2" area between the grating and the hair sample.
  • a larger steel block was used as a mass to apply a known force to the previously mentioned steel blocks thereby generating a nominal 15 psi pressure.
  • the microscope slide was used for holding the hair sample in place while the pressure is applied.
  • the methodology of pattern transfer was as follows. First, the diffraction grating and smaller steel blocks were heated in a furnace to between 180-220 ° C. Heated components were then transferred out of the furnace into the fixture described above. A small steel block was placed with groove side up and the diffraction grating was placed in the groove. At this point the microscope slide with hair was placed with the hair side on the diffraction grating. The other small steel block was placed upon this stack of items and finally the massive block was placed on top of all components, thereby applying a large enough pressure (approximately 14 - 16 psi) to transfer the nanoscale pattern.
  • a pattern including lines from the diffraction grating was imparted onto the hair fiber as shown in FIG. 3 which is at 40x magnification, using UV filtered light, of the surface of a hair strand after patterning.
  • the pattern includes lines on the hair which are approximately 1.67 microns apart (center-to-center distance). The process was performed on individuated hair fibers and on groups of hair fibers. When placed in ambient light a polychromatic spectrum of brilliant colors was observed. These colors depended on the partem on the hair and on the incident light
  • one or more of the acts depicted herein may be carried out in one or more separate acts and/or phases.
  • the terms “including,” “includes,” “having,” “has,” “with,” or variants thereof are used in either the detailed description and the claims, such terms are intended to be inclusive in a manner similar to the term “comprising.”
  • the term “at least one of is used to mean one or more of the listed items may be selected.
  • the term “on” used with respect to two materials, one “on” the other means at least some contact between the materials, while “over” means the materials are in proximity, but possibly with one or more additional intervening materials such that contact is possible but not required.
  • A, B, and C means any of the following: either A, B, or C alone; or combinations of two, such as A and B, B and C, and A and C; or combinations of three A, B and C.

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Dermatology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Cosmetics (AREA)

Abstract

La présente invention concerne une méthode de traitement d'une fibre, comprenant l'impression d'un motif à partir d'un réseau de diffraction sur la surface d'une fibre. Le motif peut diffracter la lumière polychromatique incidente en une ou plusieurs couleurs visibles dispersées, la fibre n'est pas recouverte et le motif est imprimé directement sur la surface de la fibre.
PCT/US2016/021674 2015-03-10 2016-03-10 Procédé de transfert de réseau de diffraction à des cheveux et des fibres WO2016145140A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US15/556,606 US20180049531A1 (en) 2015-03-10 2016-03-10 Method of diffraction grating transfer to hair and fibers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562131092P 2015-03-10 2015-03-10
US62/131,092 2015-03-10

Publications (1)

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WO2016145140A1 true WO2016145140A1 (fr) 2016-09-15

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WO (1) WO2016145140A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3021526B1 (fr) * 2014-05-30 2020-11-20 Oreal Traitement cosmetique de fibres keratiniques.
FR3021547B1 (fr) 2014-05-30 2016-09-30 Oreal Ensemble cosmetique pour le traitement des fibres keratiniques
US10702044B2 (en) * 2016-06-30 2020-07-07 L'oreal Reversible thermochromic/photochromic cosmetic activator

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009106528A (ja) * 2007-10-30 2009-05-21 Kao Corp ホログラム化粧方法
US20140290689A1 (en) * 2013-03-28 2014-10-02 Los Alamos National Security Llc Hair Treatment Process Providing Dispersed Colors by Light Diffraction

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009106528A (ja) * 2007-10-30 2009-05-21 Kao Corp ホログラム化粧方法
US20140290689A1 (en) * 2013-03-28 2014-10-02 Los Alamos National Security Llc Hair Treatment Process Providing Dispersed Colors by Light Diffraction

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