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IC:A62B18/02

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Analysis

1.WO/2020/136360DYNAMIC MASK FOR DIFFUSING PURIFIED AIR
WO 02.07.2020
Int.Class A61L 9/16
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION, OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICAL ARTICLES
9Disinfection, sterilisation or deodorisation of air
16using physical phenomena
Appl.No PCT/FR2019/053306 Applicant ETHERA Inventor HAMMEL, Frédéric
The invention relates to the field of devices for diffusing purified air. In particular, the present application relates to a dynamic mask for diffusing purified air to a subject operating in an environment with polluted ambient air. The mask is made up of a central stream of purified air and a lateral stream of purified air.
2.WO/2020/134836MULTI-DIMENSIONAL HYDROPHILIC-HYDROPHOBIC COMPOSITE NANOFIBER MEMBRANE AND PREPARATION METHOD THEREOF
WO 02.07.2020
Int.Class B32B 27/02
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
27Layered products essentially comprising synthetic resin
02in the form of fibres or filaments
Appl.No PCT/CN2019/121564 Applicant SHENZHEN INSTITUTES OF ADVANCED TECHNOLOGY CHINESE ACADEMY OF SCIENCES Inventor GAO, Ming
A multi-dimensional hydrophilic-hydrophobic composite nanofiber membrane and a preparation method thereof. The multi-dimensional hydrophilic-hydrophobic composite nanofiber membrane comprises a first hydrophobic layer (1), a first hydrophilic layer (2), a second hydrophilic layer (3), and a second hydrophobic layer (4) sequentially provided from top to bottom. A water contact angle of the first hydrophobic layer (1) and a water contact angle of the second hydrophobic layer (4) are greater than 90 degrees. A water contact angle of the first hydrophilic layer (2) and a water contact angle of the second hydrophilic layer (3) are less than 70 degrees. The second hydrophobic layer (4) is a nanofiber-based membrane. The above composite nanofiber membrane having a multi-dimensional hydrophilic-hydrophobic gradient structure is prepared by means of plasma technology and electrospinning technology. The membrane material achieves directional adsorption and fixation of particulate matter, and has a good filtration effect.
3.WO/2020/137605FIBER STRUCTURE AND APPLICATION THEREOF
WO 02.07.2020
Int.Class D04H 3/016
DTEXTILES; PAPER
04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING
3Non woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
016characterised by the fineness
Appl.No PCT/JP2019/048888 Applicant KURARAY KURAFLEX CO., LTD. Inventor NAKAYAMA, Kazuhisa
Provided is a fiber structure in which an ultrafine fiber layer and a base material layer are complexed at a deep level. A fiber structure comprising an ultrafine fiber layer (10) that spreads in a planar direction and a base material layer (20) adjacent to said ultrafine fiber layer, wherein: the ultrafine fiber layer (10) is composed of ultrafine fibers with a number average single fiber diameter of 5 μm or less and the base material layer (20) is composed of non-ultrafine fibers with a number average single fiber diameter of at least 7 μm. In a cut section of the fiber structure in the thickness direction, in addition to the base material layer (1) having an intermingled section (12), in which ultrafine fibers are pushed in between the non-ultrafine fibers and spread in the transverse direction, at least some (14) of the ultrafine fibers pushed in from the ultrafine fiber layer reach the deep region (D) when the base material layer is divided into three equal parts, a proximal region (P), a central region (C), and deep region (D), in order, from the ultrafine fiber layer side.
WO 02.07.2020
Int.Class A62B 18/02
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
18Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes
02Masks
Appl.No PCT/JP2019/049387 Applicant KOBAYASHI PHARMACEUTICAL CO., LTD. Inventor KIMURA,Ayumi
This mask (1) is provided with a mask body (2), a water-containing body (3) that contains water, and an exothermic body (4) that heats the water-containing body (3), wherein the mask body (2) is provided with: a cover part (5) for covering a portion of the face of a wearer; and a bag-like accommodating part (6) that is provided to a face-side surface of the cover part (5) and accommodates the water-containing body (3), and the exothermic body (4) is attached to the cover part (5)-side surface of the accommodating part (6).
5.WO/2020/137733FILTER MEDIUM, PLEATED FILTER PACK, AND FILTER UNIT
WO 02.07.2020
Int.Class A62B 18/02
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
18Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes
02Masks
Appl.No PCT/JP2019/049565 Applicant NITTO DENKO CORPORATION Inventor KAWANAKA, Shotaro
This filter medium is formed in a sheet-like shape which is obtained by laminating an air permeable first filter medium layer and an air permeable second filter medium layer, wherein one surface is formed by the first filter medium layer, while the other surface is formed by the second filter medium layer. The first filter medium layer comprises a porous fluororesin film composed mainly of a fluorine resin, and the second filter medium layer comprises an air permeable filter medium composed of a member, at least the surface of which is formed of a non-hydrolysable substance, wherein said non-hydrolysable substance is at least one selected from the group consisting of polypropylene, polyphenylene sulfide, polytetrafluoroethylene, polyether ketone, polyether ether ketone, polyether sulfone, polyphenylene ether, polysulfone, and polymethyl pentene.
WO 02.07.2020
Int.Class A62B 18/02
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
18Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes
02Masks
Appl.No PCT/JP2019/049389 Applicant KOBAYASHI PHARMACEUTICAL CO., LTD. Inventor KIMURA,Ayumi
This mask (1) is provided with a mask body (2), a water-containing body (3) that contains water, and an exothermic body (4) that heats the water-containing body (3), wherein the water-containing body (3) and the exothermic body (4) are provided to the mask body (2) in the order of the water-containing body (3) and the exothermic body (4) from a face side, and the water-containing body (3) has a size that covers an exothermic portion (44) of the exothermic body (4).
WO 02.07.2020
Int.Class A62B 18/02
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
18Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes
02Masks
Appl.No PCT/JP2019/049708 Applicant KOBAYASHI PHARMACEUTICAL CO., LTD. Inventor KOKAJI, Yoshito
[Problem] To provide a mask that can supply a sufficient amount of steam immediately after putting on the mask. [Solution] This mask 1 is provided with a mask main body 2 which covers part of the wearer's face, and a water -containing body 3 which contains moisture and which is heated by being irradiated with microwaves and emits steam. The mask main body 2 includes a housing unit 6 for housing the heated water-containing body 3.
8.WO/2020/138551FILTER HAVING HEAVY METAL AND FORMALDEHYDE REMOVAL CAPABILITY
WO 02.07.2020
Int.Class B01D 39/16
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
39Filtering material for liquid or gaseous fluids
14Other self-supporting filtering material
16of organic material, e.g. synthetic fibres
Appl.No PCT/KR2018/016802 Applicant FNG RESEARCH CO., LTD. Inventor GOO, Young Sam
The present invention provides a filter having heavy metal and formaldehyde removal capability, comprising, as an active ingredient, at least one selected from among trientine or a trientine derivative represented by the following chemical formula 1, cyclen or a cyclen derivative represented by the following chemical formula 2, and cyclam or a cyclam derivative represented by the following chemical formula 3.
9.3673958MASK DEVICE
EP 01.07.2020
Int.Class A62B 7/10
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
7Respiratory apparatus
10with filter elements
Appl.No 19217383 Applicant LG ELECTRONICS INC Inventor KIM YOUNGJUN
A mask device includes a mask body including a front cover to form an outer appearance of the mask body, a frame coupled to the front cover, the frame located in front of a user's nose and mouth when the mask device is worn by the user, the frame including at least one inlet and at least one outlet located below the inlet, and a partition plate between the frame and the front cover, the partition plate forming an upper space and a lower space in the mask body. A first air cleaner is coupled to one side of the mask body and a second air cleaner is coupled to an other side of the mask body, where the first air cleaner and the second air cleaner filters outside air sucked in from an outside environment and supplies the filtered air to the mask body. The upper space of the mask body is in communication with the first air cleaner, the second air cleaner, and the at least one inlet, and the lower space of the mask body is in communication with the at least one outlet.
10.3673959MASK DEVICE
EP 01.07.2020
Int.Class A62B 7/10
AHUMAN NECESSITIES
62LIFE-SAVING; FIRE-FIGHTING
BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
7Respiratory apparatus
10with filter elements
Appl.No 19217390 Applicant LG ELECTRONICS INC Inventor KIM YOUNGJUN
A mask device includes a mask body including a front cover to form an outer appearance of the mask body, a frame coupled to the front cover, the frame located in front of a user's nose and mouth when the mask device is worn by the user, and a flow path between the front cover and the frame. A first air cleaner is disposed on one side of the mask body and a second air cleaner is disposed on another side of the mask body, and a first fixing part couples the first air cleaner to the mask body and a second fixing part couples the second air cleaner to the mask body. The first air cleaner is movable with respect to the first fixing part to move towards the frame and the second air cleaner is movable with respect to the second fixing part to move towards the frame.