EP3943655A4 - Melt-blown nonwoven fabric manufacturing method and melt-blown nonwoven fabric - Google Patents

Melt-blown nonwoven fabric manufacturing method and melt-blown nonwoven fabric Download PDF

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Publication number
EP3943655A4
EP3943655A4 EP20782329.5A EP20782329A EP3943655A4 EP 3943655 A4 EP3943655 A4 EP 3943655A4 EP 20782329 A EP20782329 A EP 20782329A EP 3943655 A4 EP3943655 A4 EP 3943655A4
Authority
EP
European Patent Office
Prior art keywords
melt
nonwoven fabric
blown nonwoven
manufacturing
fabric manufacturing
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP20782329.5A
Other languages
German (de)
French (fr)
Other versions
EP3943655A1 (en
EP3943655B1 (en
Inventor
Kazuya NAGAMINE
Takayuki Miyamoto
Takekazu Maeda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kaneka Corp
Original Assignee
Kaneka Corp
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 Kaneka Corp filed Critical Kaneka Corp
Publication of EP3943655A1 publication Critical patent/EP3943655A1/en
Publication of EP3943655A4 publication Critical patent/EP3943655A4/en
Application granted granted Critical
Publication of EP3943655B1 publication Critical patent/EP3943655B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • D01D5/098—Melt spinning methods with simultaneous stretching
    • D01D5/0985—Melt spinning methods with simultaneous stretching by means of a flowing gas (e.g. melt-blowing)
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D4/00—Spinnerette packs; Cleaning thereof
    • D01D4/02—Spinnerettes
    • D01D4/025—Melt-blowing or solution-blowing dies
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D7/00—Collecting the newly-spun products
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING 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 ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
    • D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING 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 ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/005—Synthetic yarns or filaments
    • D04H3/007—Addition polymers
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING 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 ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/005—Synthetic yarns or filaments
    • D04H3/009—Condensation or reaction polymers
    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04H—MAKING 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 ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
    • D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
    • D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
EP20782329.5A 2019-03-29 2020-03-27 Melt-blown nonwoven fabric manufacturing method and melt-blown nonwoven fabric Active EP3943655B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019068822 2019-03-29
PCT/JP2020/014392 WO2020203932A1 (en) 2019-03-29 2020-03-27 Melt-blown nonwoven fabric manufacturing method and melt-blown nonwoven fabric

Publications (3)

Publication Number Publication Date
EP3943655A1 EP3943655A1 (en) 2022-01-26
EP3943655A4 true EP3943655A4 (en) 2022-06-15
EP3943655B1 EP3943655B1 (en) 2023-10-11

Family

ID=72668987

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20782329.5A Active EP3943655B1 (en) 2019-03-29 2020-03-27 Melt-blown nonwoven fabric manufacturing method and melt-blown nonwoven fabric

Country Status (4)

Country Link
EP (1) EP3943655B1 (en)
JP (1) JPWO2020203932A1 (en)
CN (1) CN113950547A (en)
WO (1) WO2020203932A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2022059413A1 (en) * 2020-09-16 2022-03-24
CN113502602A (en) * 2021-05-17 2021-10-15 辽宁盛京堂新材料科技有限公司 Processing device and processing technology based on antibacterial melt-blown fabric
CN114687070A (en) * 2022-03-15 2022-07-01 安徽金春无纺布股份有限公司 Melt and spout compound non-woven fabric preparation facilities

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5582907A (en) * 1994-07-28 1996-12-10 Pall Corporation Melt-blown fibrous web
EP1059325B1 (en) * 1999-06-07 2009-09-16 Kuraray Co., Ltd. Porous sheet
JP6190687B2 (en) * 2013-10-02 2017-08-30 三井化学株式会社 Liquid filter

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2801063B2 (en) * 1990-03-12 1998-09-21 三井化学株式会社 Method and apparatus for producing perforated meltblown nonwoven fabric
JPH06136656A (en) 1992-10-26 1994-05-17 Unitika Ltd Paper-like non-woven fabric
JPH08144166A (en) * 1994-11-21 1996-06-04 Toyobo Co Ltd Polyamide ultrafine fiber nonwoven fabric and its production
JP2000238156A (en) * 1999-02-23 2000-09-05 Toray Ind Inc Laminated nonwoven fabric, its manufacture, thermal stencil base sheet and its manufacture
JP4569970B2 (en) * 2004-05-12 2010-10-27 アンビック株式会社 Air filter material
TW200829323A (en) * 2007-01-05 2008-07-16 jun-jie Chen Manufacturing method of winding type filter in multiple spray-fusing nonwoven fabric
CN104695135A (en) * 2013-12-04 2015-06-10 上海杰事杰新材料(集团)股份有限公司 Biodegradable non-woven fabric and preparation method thereof
CN107709646B (en) * 2015-06-30 2021-07-16 株式会社可乐丽 Nonwoven fabric and method for producing same
EP3636819B1 (en) * 2017-06-08 2022-11-09 Kuraray Kuraflex Co., Ltd. Fiber structure, molded body and sound-absorbing material
KR102510597B1 (en) * 2017-08-10 2023-03-15 주식회사 쿠라레 Meltblown nonwoven fabric, laminate using the same, manufacturing method of meltblown nonwoven fabric, and melt blown device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5582907A (en) * 1994-07-28 1996-12-10 Pall Corporation Melt-blown fibrous web
EP1059325B1 (en) * 1999-06-07 2009-09-16 Kuraray Co., Ltd. Porous sheet
JP6190687B2 (en) * 2013-10-02 2017-08-30 三井化学株式会社 Liquid filter

Also Published As

Publication number Publication date
EP3943655A1 (en) 2022-01-26
JPWO2020203932A1 (en) 2020-10-08
WO2020203932A1 (en) 2020-10-08
EP3943655B1 (en) 2023-10-11
CN113950547A (en) 2022-01-18

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