Hair styling kit comprising a hair styling device comprising at least one heating surface which assembles a fiberglass fabric

The fiberglass fabric on hair styling devices addresses the issue of hair damage and static charge by maintaining gloss, volume, and preventing end damage, while ensuring thermal and electrical insulation.

EP4606258A1Pending Publication Date: 2025-08-27HOKKAIDO INFORMATION UNIVERSITY
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Patent Information

Application Number
EP2025159461
Authority / Receiving Office
EP · EP
Patent Type
Applications
Current Assignee / Owner
Priority Date
2024-02-21
Filing Date
2025-02-21
Publication Date
2025-08-27

AI Technical Summary

Technical Problem

Existing hair styling devices damage hair by reducing shine, volume, elasticity, and length, and cause static charge due to high heat exposure.

Method used

A fiberglass fabric covering the heating surfaces of hair styling devices, made from E-type glass fibers, provides thermal and electrical insulation, maintaining hair gloss, volume, and elasticity while preventing damage.

Benefits of technology

The fiberglass fabric maintains hair gloss and volume, prevents end damage, and retains length, while ensuring hair does not become electrically charged during heating.

✦ Generated by Eureka AI based on patent content.

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Abstract

E-type fiberglass fabric (10) for a hair styling device (100), wherein said hair styling device (100) comprises at least one heating surface (101) adapted to heat at least one lock of the user's hair by heat conduction between said at least one heating surface (101) and said at least one lock of the user's hair, wherein said fiberglass fabric (10) is adapted to switch from a disassembled configuration to an assembled configuration with said at least one heating surface (101), wherein said disassembled configuration provides that said fiberglass fabric (10) is disassembled from said at least one heating surface (101), wherein said assembled configuration provides that said fiberglass fabric (10) is assembled in contact with said heating surface (101) and covers said heating surface (101).
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Description

[0001] The present invention relates to a hair styling kit comprising a hair styling device comprising at least one heating surface which assembles a fiberglass fabric.

[0002] In the state of the art, hair styling devices such as for example hair straighteners and curling irons are known.

[0003] Disadvantageously, the hair styling devices heat hair locks, damaging hair, damaging their ends, and making them shorter, reducing their shine, volume, and elasticity, and charging them with static electricity.

[0004] Hair elasticity means a measure of elongation and is measured by a dynamometer.

[0005] Hair shine means the ability of a hair surface to reflect light. In the state of the prior art, shine is measured using a spectrophotometer colorimeter which emits diffuse light by means of an illuminating sphere. The diffuse light reaches the hair through an opening placed at the end of the illuminating sphere. A sensor, angled with respect to the vertical axis of the opening, detects the reflected light and calculates a parameter known as gloss. The gloss value is used in colour brilliance management and to assess the improvement in opacity.

[0006] To assess whether or not hair is damaged, in the state of the prior art, a scanning electron microscope (SEM) is used to qualitatively evaluate alterations in a cuticle of the hair. The cuticle is the outermost part of the hair shaft and is composed of scales. These scales serve as the first line of defence against hair stress, for example thermal stress. Healthy hair has a uniform cuticle and closed scales, while damaged hair has scales that open into scars.

[0007] In the state of the prior art, an ultrastructure of hair is qualitatively analyzed by scanning electron microscopy (SEM) and examining a plurality of hair locks.

[0008] Examples of prior art are US 2018 / 064226 A1 and JP 2007 098064 A.

[0009] An object of the present invention is to make a fiberglass fabric for a hair styling device which allows locks of the user's hair to be heated while maintaining hair gloss and hair volume, preventing damage to hair locks, preventing damage to hair ends, maintaining hair lock length, maintaining hair elasticity.

[0010] In accordance with the invention, such object is achieved by a fiberglass fabric for a hair styling device according to claim 1.

[0011] Another object of the present invention is to make a hair styling kit which allows locks of the user's hair to be heated while maintaining hair gloss and hair volume, preventing damage to hair locks, preventing damage to hair ends, maintaining hair lock length, maintaining hair elasticity.

[0012] In accordance with the invention, such another object is achieved by a hair styling kit according to claim 6.

[0013] A further other object of the present invention is to make a method of styling hair which allows locks of the user's hair to be heated while maintaining hair gloss and hair volume, preventing damage to hair locks, preventing damage to hair ends, maintaining hair lock length, maintaining hair elasticity.

[0014] In accordance with the invention, such further other object is achieved by a method of styling hair according to claim 13.

[0015] Other features are provided in the dependent claims.

[0016] The features and advantages of the present invention will be more apparent from the following exemplary and non-limiting description, referred to the attached schematic drawings, in which: Figure 1 is a perspective view of a hair styling device, which is a straightener comprising two heating surfaces covered by a fiberglass fabric according to the present invention; Figure 2 is a view of the fiberglass fabric in an unfolded configuration; Figure 3 is a perspective view of an alternative hair styling device, which is a curling iron comprising a heating surface covered by a fiberglass fabric according to the present invention.

[0017] With reference to Figure 1, a hair styling kit is shown, comprising a hair styling device 100 which is a hair straightener comprising two heating surfaces 101.

[0018] Each heating surface 101 is adapted to heat locks of the user's hair by heat conduction between the heating surface 101 and the lock of the user's hair.

[0019] The hair styling kit comprises a fiberglass fabric 10 for each heating surface 101.

[0020] Each heating surface 101 is covered by a respective fiberglass fabric 10 in an assembled configuration with the heating surface.

[0021] The fiberglass fabric 10 is adapted to switch from a disassembled configuration to an assembled configuration with said at least one heating surface 101.

[0022] Preferably, the fiberglass fabric is separably assemblable with the respective heating surface 101.

[0023] In Figure 2, the fiberglass fabric 10 is shown in an unfolded configuration. The unfolded configuration provides that the fiberglass fabric 10 is unfolded along both its longitudinal and transversal extension, to form a sheet made of fiberglass fabric 10.

[0024] The unfolded configuration is a possible disassembled configuration of the fiberglass fabric 10.

[0025] The disassembled configuration of the fiberglass fabric 10 provides that said fiberglass fabric 10 is disassembled from said heating surface 101.

[0026] The assembled configuration of the fiberglass fabric 10 provides that the fiberglass fabric 10 is assembled in contact with the heating surface 101 and covers the heating surface 101.

[0027] Preferably, the assembled configuration of the fiberglass fabric 10 provides that the fiberglass fabric 10 completely covers the heating surface 101 so as to cover the entire heating surface 101 which can interact with hair locks.

[0028] The fiberglass fabric 10 consists of E-type glass fibers.

[0029] Advantageously, the E-type glass fiber 10 is fire-resistant, ensures thermal insulation and electrical insulation, which is necessary to prevent hair from becoming electrically charged.

[0030] Hair subjected to heating by hair styling devices of the state of the prior art becomes electrically charged due to a high content of trace elements, i.e., a content of trace elements exceeding 16%, while by using the E-type fiberglass fabric 10 according to the present invention, hair does not become electrically charged, maintaining the volume. Even more preferably, said fiberglass fabric 10 comprises a web-type weave comprising a warp comprising a number of threads per centimetre comprised between 16.0 and 18.0, preferably 16.8 ± 3%, and a weft comprising a number of threads per centimetre comprised between 0.5 and 12.5, preferably 12.0 ± 3%.

[0031] Preferably, the thickness of the fiberglass fabric 10 is comprised between 0.15 and 0.25 mm, and preferably 0.20 ± 0.02 mm.

[0032] The warp provides a tensile strength greater than 2700 N / 5 cm, and the weft comprises a tensile strength greater than 1800 N / 5 cm.

[0033] The fiberglass fabric 10 has an elongation percentage of 3.5% ± 1.5%.

[0034] Preferably, the fiberglass fabric 10 comprises a finished weight comprised between 205 and 235 grams per square meter, preferably 220 grams per square meter ± 3%.

[0035] Preferably, the fiberglass fabric 10 comprises a raw weight comprised between 180 and 220 grams per square meter and preferably 220 grams per square meter ± 5%.

[0036] The E-type fiberglass fabric 10 is fire-resistant, so as not to burn in contact with the heating surface 101.

[0037] Even more preferably, the fire-resistant fiberglass fabric 10 has a fire loss percentage of 9% ± 2%.

[0038] Preferably, the fiberglass fabric 10 comprises a hook-and-loop closure comprising a first portion 11 comprising a plurality of hooks and a second portion 12 comprising a plurality of loops, for example, the hook-and-loop closure can be of the type commonly referred to as Velcro ®< .

[0039] Even more preferably, the assembled configuration of the fiberglass fabric 10 provides that the fiberglass fabric is assembled with the heating surface 101 by means of the hook-and-loop closure, as shown in Figures 1 and 3, wherein the first portion 11 of the fiberglass fabric 10 is hooked by a hook-and-loop system to the second portion 12 of the fiberglass fabric 10.

[0040] Two pluralities of hair locks were subjected to heating to test the effectiveness of the present invention: a first plurality of hair locks was subjected to heating by means of hair styling devices of the state of the art, and a second plurality of hair locks was subjected to heating by means of hair styling devices 100 comprising heating surfaces 101 which assemble the fiberglass fabric 10 of the present invention.

[0041] The second plurality of hair locks has a significant increase in the gloss parameter, which is related to an increase in hair shine compared to the first plurality of hair locks.

[0042] Regarding the hair elongation and elasticity parameter, the first plurality of hair locks registers a significant decrease in length, as the hair ends are damaged by hair styling devices of the state of the prior art, while the second plurality of hair locks subjected to the invention registers a maintaining of the hair length. The results obtained demonstrate a protective effect during the hair straightening process by the hair styling device 100, whose heating surfaces 101 are covered by the fiberglass fabric 10 according to the present invention.

[0043] Furthermore, by analysing the two pluralities of hair locks through SEM, it is registered that after heat-based straightening, no changes are observed in the second plurality of hair locks heated by the hair styling device 100, whose heating surfaces 101 are covered by the E-type fiberglass fabric 10 according to the present invention. Instead, in the first plurality of hair locks heated by hair styling devices of the state of the prior art, a worsening of conditions is observed. It follows that the present invention allows a protective effect for the hair locks subjected to heating to be obtained.

[0044] Advantageously, the hair styling kit according to the present invention allows locks of the user's hair to be heated while maintaining hair gloss and hair volume, preventing damage to hair locks, preventing damage to hair ends, maintaining hair lock length, maintaining hair elasticity.

[0045] Advantageously, the fiberglass fabric 10 in an assembled configuration, according to the present invention allows locks of the user's hair to be heated while maintaining hair gloss and hair volume, preventing damage to hair locks, preventing damage to hair ends, maintaining hair lock length, maintaining hair elasticity.

[0046] The present invention further describes a method of styling hair, comprising, in chronological order: a first operation of assembling a fiberglass fabric 10 in contact with each heating surface 101 of a hair styling device 100.

[0047] Said hair styling device 100 comprises at least one heating surface 101 adapted to heat said at least one lock of the user's hair by heat conduction between said at least one heating surface 101 and said at least one lock of the user's hair.

[0048] Said fiberglass fabric 10 is according to one or more of any of claims 1-7, The method of styling hair comprises a second operation, following the first operation. The second operation provides for heating at least one lock of the user's hair by means of said at least one heating surface 101, which assembles in contact said fiberglass fabric 10.

[0049] Preferably, the method of styling hair provides that said first operation comprises a step of completely covering each heating surface 101 with said fiberglass fabric 10.

[0050] Advantageously, the method of styling hair of the present invention allows locks of the user's hair to be heated while maintaining hair gloss and hair volume, preventing damage to hair locks, preventing damage to hair ends, maintaining hair lock length, maintaining hair elasticity.

[0051] Alternatively, as shown in Figure 3, the hair styling device 100 is a curling iron which comprises only one of the two heating surfaces 101 shown in Figure 1.

[0052] More generally, the hair styling device 100 comprises at least one heating surface 101.

[0053] Alternatively, the fiberglass fabric 10 comprises other types of closure to be assembled with the heating surface 101 of the hair styling device 100, such as for example lace closures, clamp closures, or clip closures.

[0054] Alternatively, it is possible to provide that the fiberglass fabric is integral with the respective heating surface 101, so that it cannot be disassembled from the respective heating surface 101. According to the present alternative, the fiberglass fabric 10 is an integral part of the hair styling device 100 and forms the hair styling kit according to the present invention.

[0055] The invention, thus conceived, is susceptible to numerous modifications and variants which fall within the exclusive scope of the claims. In practice, the materials used, as well as the dimensions, can be any depending on the technical requirements.

Claims

1. Fiberglass fabric (10) for a hair styling device (100), wherein said hair styling device (100) comprises at least one heating surface (101) adapted to heat at least one lock of the user's hair by heat conduction between said at least one heating surface (101) and said at least one lock of the user's hair, wherein said fiberglass fabric (10) is adapted to switch from a disassembled configuration to an assembled configuration with said at least one heating surface (101), wherein said disassembled configuration provides that said fiberglass fabric (10) is disassembled from said at least one heating surface (101), wherein said assembled configuration provides that said fiberglass fabric (10) is assembled in contact with said heating surface (101) and covers said heating surface (101), wherein said fiberglass fabric (10) is in an assembled configuration, characterized in that said fiberglass fabric (10) consists of E-type glass fibers.

2. Fiberglass fabric (10) according to claim 1, characterized in that said fiberglass fabric (10) comprises a web-type weave comprising a warp comprising a number of threads per centimetre comprised between 16.0 and 18.0, preferably 16.8 ± 3%, and a weft comprising a number of threads per centimetre comprised between 0.5 and 12.5, preferably 12.0 ± 3%.

3. Fiberglass fabric (10) according to one or more of claims 1 or 2, characterized by comprising a thickness comprised between 0.15 and 0.25 mm and preferably 0.20 ± 0.02 mm.

4. Fiberglass fabric (10) according to one or more of claims 1-3, characterized by comprising a finished weight comprised between 205 and 235 grams per square meter, preferably 220 grams per square meter ± 3%.

5. Fiberglass fabric (10) according to one or more of claims 1-4, characterized by comprising a hook-and-loop closure comprising a first portion (11) comprising a plurality of hooks and a second portion (12) comprising a plurality of loops.

6. Hair styling kit comprising: a hair styling device (100) comprising at least one heating surface (101) adapted to heat at least one lock of the user's hair by heat conduction between said at least one heating surface (101) and said at least one lock of the user's hair, a fiberglass fabric (10) consisting of E-type glass fibers, wherein each of said at least one heating surface (101) assembles in contact said at least one fiberglass fabric (10).

7. Hair styling kit according to claim 6, characterized in that said fiberglass fabric (10) comprises a web-type weave comprising a warp comprising a number of threads per centimetre comprised between 16.0 and 18.0, preferably 16.8 ± 3%, and a weft comprising a number of threads per centimetre comprised between 0.5 and 12.5, preferably 12.0 ± 3%.

8. Hair styling kit according to one or more of claims 6 or 7, characterized in that said fiberglass fabric (10) comprises a thickness comprised between 0.15 and 0.25 mm and preferably 0.20 ± 0.02 mm.

9. Hair styling kit according to one or more of claims 6-8, characterized in that said fiberglass fabric (10) comprises a finished weight comprised between 205 and 235 grams per square meter, preferably 220 grams per square meter ± 3%.

10. Hair styling kit according to one or more of claims 6-9, characterized in that said fiberglass fabric (10) comprises a hook-and-loop closure comprising a first portion (11) comprising a plurality of hooks and a second portion (12) comprising a plurality of loops.

11. Hair styling kit according to one or more of claims 6-10, characterized in that said fiberglass fabric (10) is separably assemblable with said at least one heating surface (101), wherein said fiberglass fabric (10) is adapted to switch from a disassembled configuration to an assembled configuration with said at least one heating surface (101), wherein said disassembled configuration provides that said fiberglass fabric (10) is disassembled from said at least one heating surface (101), wherein said assembled configuration provides that said fiberglass fabric (10) is assembled in contact with said heating surface (101) and covers said heating surface (101).

12. Hair styling kit according to one or more of claims 6-10, characterized in that said fiberglass fabric (10) is integrally assembled with said at least one heating surface (101).

13. Method of styling hair comprising, in chronological order: a first operation of assembling a fiberglass fabric (10) consisting of E-type fibers in contact with each heating surface (101) of a hair styling device (100), wherein said hair styling device (100) comprises at least one heating surface (101) adapted to heat said at least one lock of the user's hair by heat conduction between said at least one heating surface (101) and said at least one lock of the user's hair, wherein said fiberglass fabric (10) is according to one or more of claims 1-5, a second operation of heating at least one lock of the user's hair by means of said at least one heating surface (101) which assembles in contact with said fiberglass fabric (10).

14. Method of styling hair according to claim 13, characterized in that said first operation comprises a step of completely covering each heating surface (101) with said fiberglass fabric (10).

Citation Information

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