CN114207204A - 生产由卷曲合成纤维制成的无纺织物的方法和设备 - Google Patents
生产由卷曲合成纤维制成的无纺织物的方法和设备 Download PDFInfo
- Publication number
- CN114207204A CN114207204A CN202080053898.2A CN202080053898A CN114207204A CN 114207204 A CN114207204 A CN 114207204A CN 202080053898 A CN202080053898 A CN 202080053898A CN 114207204 A CN114207204 A CN 114207204A
- Authority
- CN
- China
- Prior art keywords
- air
- hot
- suction
- velocity
- nonwoven web
- 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
Links
- 239000012209 synthetic fiber Substances 0.000 title claims abstract description 19
- 229920002994 synthetic fiber Polymers 0.000 title claims abstract description 19
- 239000004745 nonwoven fabric Substances 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims description 36
- 230000008021 deposition Effects 0.000 claims abstract description 59
- 239000000835 fiber Substances 0.000 claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 238000000151 deposition Methods 0.000 claims description 60
- 238000001816 cooling Methods 0.000 claims description 42
- 238000009987 spinning Methods 0.000 claims description 9
- 229920000098 polyolefin Polymers 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims 1
- -1 polypropylene Polymers 0.000 description 12
- 239000004743 Polypropylene Substances 0.000 description 7
- 229920001155 polypropylene Polymers 0.000 description 7
- 239000004698 Polyethylene Substances 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 229920000573 polyethylene Polymers 0.000 description 5
- 239000007789 gas Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000002788 crimping Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
Images
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
- D01D13/00—Complete machines for producing artificial threads
-
- 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
- D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
- D01D5/092—Cooling filaments, threads or the like, leaving the spinnerettes in shafts or chimneys
-
- 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
- D01D5/22—Formation of filaments, threads, or the like with a crimped or curled structure; with a special structure to simulate wool
-
- 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
- D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
- D01D5/30—Conjugate filaments; Spinnerette packs therefor
- D01D5/32—Side-by-side structure; Spinnerette packs therefor
-
- 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
- D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
- D01D5/30—Conjugate filaments; Spinnerette packs therefor
- D01D5/34—Core-skin structure; Spinnerette packs therefor
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
-
- 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
- D04H3/018—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the shape
-
- 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
- D04H3/14—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 yarns or filaments produced by welding
-
- 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
- D04H3/14—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 yarns or filaments produced by welding
- D04H3/147—Composite yarns or filaments
-
- 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
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
- D10B2321/021—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polyethylene
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
- D10B2321/022—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polypropylene
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Nonwoven Fabrics (AREA)
- Treatment Of Fiber Materials (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
Description
Claims (21)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19189240.5 | 2019-07-30 | ||
EP19189240.5A EP3771760B1 (en) | 2019-07-30 | 2019-07-30 | Method and apparatus for producing a nonwoven fabric made of crimped synthetic fibers |
PCT/EP2020/069127 WO2021018525A1 (en) | 2019-07-30 | 2020-07-07 | Method and apparatus for producing a nonwoven fabric made of crimped synthetic fibers |
Publications (2)
Publication Number | Publication Date |
---|---|
CN114207204A true CN114207204A (zh) | 2022-03-18 |
CN114207204B CN114207204B (zh) | 2023-06-16 |
Family
ID=67513444
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202080053898.2A Active CN114207204B (zh) | 2019-07-30 | 2020-07-07 | 生产由卷曲合成纤维制成的无纺织物的方法和设备 |
Country Status (14)
Country | Link |
---|---|
US (1) | US20220316097A1 (zh) |
EP (1) | EP3771760B1 (zh) |
JP (1) | JP2023508805A (zh) |
KR (1) | KR20220037460A (zh) |
CN (1) | CN114207204B (zh) |
BR (1) | BR112021026897A2 (zh) |
CO (1) | CO2022000225A2 (zh) |
ES (1) | ES2954497T3 (zh) |
IL (1) | IL290196B2 (zh) |
MX (1) | MX2022001192A (zh) |
PL (1) | PL3771760T3 (zh) |
SA (1) | SA522431519B1 (zh) |
WO (1) | WO2021018525A1 (zh) |
ZA (1) | ZA202200958B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2907976T3 (es) * | 2019-07-30 | 2022-04-27 | Reifenhaeuser Masch | Dispositivo y procedimiento para producir un material no tejido de fibras rizadas |
EP4386118A1 (en) * | 2022-12-14 | 2024-06-19 | Fare' S.p.A. a Socio Unico | Process and apparatus for producing a spunbond nonwoven fabric |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1363679A (en) * | 1970-11-03 | 1974-08-14 | Lutravil Spinnvlies | Non-woven webs of filaments of synthetic high molecular weight polymers and process for the manufacture thereof |
JPS60151359A (ja) * | 1984-01-12 | 1985-08-09 | カ−ル・フロイデンベルク | 空気延伸フイラメントで紡出フリ−スを製造する方法 |
CN1331766A (zh) * | 1998-11-12 | 2002-01-16 | 金伯利-克拉克环球有限公司 | 卷曲多组分纤维及其制造方法 |
CN1441105A (zh) * | 2002-02-28 | 2003-09-10 | 赖芬豪泽机械工厂股份有限公司 | 用于连续制造纺粘型非织造织物料幅的设备 |
CN1564885A (zh) * | 2001-08-02 | 2005-01-12 | Bba无编织品辛普森维利公司 | 由再生聚合物制得的纺粘型非织造织物及其生产方法 |
CN1946896A (zh) * | 2004-04-30 | 2007-04-11 | 金伯利-克拉克环球有限公司 | 包含具有不同水平或组合的添加剂的层的非织造织物及其制备方法 |
CN101636532A (zh) * | 2007-03-19 | 2010-01-27 | 金伯利-克拉克环球有限公司 | 用发散的纤维拉丝单元来增进纤维束分散的方法及设备 |
CN102482819A (zh) * | 2009-07-02 | 2012-05-30 | 3M创新有限公司 | 高蓬松度纺粘纤维网 |
CN103180501A (zh) * | 2010-10-21 | 2013-06-26 | 恒天(奥地利)控股有限公司 | 用于制造复合无纺布的方法和设备 |
CN105518197A (zh) * | 2013-09-03 | 2016-04-20 | 3M创新有限公司 | 熔纺工艺、熔纺非织造纤维网和相关过滤介质 |
CN107326541A (zh) * | 2016-04-29 | 2017-11-07 | 赖芬豪泽机械工厂有限及两合有限公司 | 用于由连续长丝制造无纺布的设备和方法 |
DE102016119866A1 (de) * | 2016-10-18 | 2018-04-19 | Reifenhäuser GmbH & Co. KG Maschinenfabrik | Verfahren und Anlage zur Erzeugung eines Vlieses aus Fasern |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3394435A (en) * | 1966-05-31 | 1968-07-30 | Du Pont | Apparatus for making a nonwoven web |
JPS496786B1 (zh) * | 1970-12-23 | 1974-02-16 | ||
US5382400A (en) * | 1992-08-21 | 1995-01-17 | Kimberly-Clark Corporation | Nonwoven multicomponent polymeric fabric and method for making same |
JP2849291B2 (ja) * | 1992-10-19 | 1999-01-20 | 三井化学株式会社 | エレクトレット化不織布およびその製造方法 |
US6831025B2 (en) * | 2001-06-18 | 2004-12-14 | E. I. Du Pont De Nemours And Company | Multiple component spunbond web and laminates thereof |
CN115434077B (zh) * | 2018-11-30 | 2023-12-29 | 宝洁公司 | 用于制备通流粘结的非织造纤维网的方法 |
-
2019
- 2019-07-30 PL PL19189240.5T patent/PL3771760T3/pl unknown
- 2019-07-30 ES ES19189240T patent/ES2954497T3/es active Active
- 2019-07-30 EP EP19189240.5A patent/EP3771760B1/en active Active
-
2020
- 2020-07-07 BR BR112021026897A patent/BR112021026897A2/pt unknown
- 2020-07-07 IL IL290196A patent/IL290196B2/en unknown
- 2020-07-07 KR KR1020227004289A patent/KR20220037460A/ko unknown
- 2020-07-07 JP JP2022502111A patent/JP2023508805A/ja active Pending
- 2020-07-07 WO PCT/EP2020/069127 patent/WO2021018525A1/en active Application Filing
- 2020-07-07 US US17/620,532 patent/US20220316097A1/en active Pending
- 2020-07-07 MX MX2022001192A patent/MX2022001192A/es unknown
- 2020-07-07 CN CN202080053898.2A patent/CN114207204B/zh active Active
-
2022
- 2022-01-13 CO CONC2022/0000225A patent/CO2022000225A2/es unknown
- 2022-01-20 ZA ZA2022/00958A patent/ZA202200958B/en unknown
- 2022-01-27 SA SA522431519A patent/SA522431519B1/ar unknown
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1363679A (en) * | 1970-11-03 | 1974-08-14 | Lutravil Spinnvlies | Non-woven webs of filaments of synthetic high molecular weight polymers and process for the manufacture thereof |
JPS60151359A (ja) * | 1984-01-12 | 1985-08-09 | カ−ル・フロイデンベルク | 空気延伸フイラメントで紡出フリ−スを製造する方法 |
US4578134A (en) * | 1984-01-12 | 1986-03-25 | Ludwig Hartmann | Process for the production of spunbonded fabrics from aerodynamically drawn filaments |
CN1331766A (zh) * | 1998-11-12 | 2002-01-16 | 金伯利-克拉克环球有限公司 | 卷曲多组分纤维及其制造方法 |
CN1564885A (zh) * | 2001-08-02 | 2005-01-12 | Bba无编织品辛普森维利公司 | 由再生聚合物制得的纺粘型非织造织物及其生产方法 |
CN1441105A (zh) * | 2002-02-28 | 2003-09-10 | 赖芬豪泽机械工厂股份有限公司 | 用于连续制造纺粘型非织造织物料幅的设备 |
CN1946896A (zh) * | 2004-04-30 | 2007-04-11 | 金伯利-克拉克环球有限公司 | 包含具有不同水平或组合的添加剂的层的非织造织物及其制备方法 |
CN101636532A (zh) * | 2007-03-19 | 2010-01-27 | 金伯利-克拉克环球有限公司 | 用发散的纤维拉丝单元来增进纤维束分散的方法及设备 |
CN102482819A (zh) * | 2009-07-02 | 2012-05-30 | 3M创新有限公司 | 高蓬松度纺粘纤维网 |
CN103180501A (zh) * | 2010-10-21 | 2013-06-26 | 恒天(奥地利)控股有限公司 | 用于制造复合无纺布的方法和设备 |
CN105518197A (zh) * | 2013-09-03 | 2016-04-20 | 3M创新有限公司 | 熔纺工艺、熔纺非织造纤维网和相关过滤介质 |
CN107326541A (zh) * | 2016-04-29 | 2017-11-07 | 赖芬豪泽机械工厂有限及两合有限公司 | 用于由连续长丝制造无纺布的设备和方法 |
DE102016119866A1 (de) * | 2016-10-18 | 2018-04-19 | Reifenhäuser GmbH & Co. KG Maschinenfabrik | Verfahren und Anlage zur Erzeugung eines Vlieses aus Fasern |
Also Published As
Publication number | Publication date |
---|---|
ES2954497T3 (es) | 2023-11-22 |
IL290196A (en) | 2022-03-01 |
WO2021018525A1 (en) | 2021-02-04 |
ZA202200958B (en) | 2023-12-20 |
JP2023508805A (ja) | 2023-03-06 |
CN114207204B (zh) | 2023-06-16 |
EP3771760C0 (en) | 2023-06-07 |
CO2022000225A2 (es) | 2022-04-29 |
EP3771760B1 (en) | 2023-06-07 |
KR20220037460A (ko) | 2022-03-24 |
SA522431519B1 (ar) | 2024-04-21 |
EP3771760A1 (en) | 2021-02-03 |
BR112021026897A2 (pt) | 2022-05-10 |
IL290196B1 (en) | 2024-05-01 |
PL3771760T3 (pl) | 2023-09-11 |
IL290196B2 (en) | 2024-09-01 |
US20220316097A1 (en) | 2022-10-06 |
MX2022001192A (es) | 2022-05-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR102481045B1 (ko) | 필라멘트로 방사 접합 직물을 제조하기 위한 방사 방법 및 장치, 그리고 그로부터 제조되는 방사 접합 직물 | |
CA2513790C (en) | Device for the continuous production of a nonwoven web | |
RU2401333C2 (ru) | Способ и устройство для изготовления фильерного нетканого материала | |
US10428443B2 (en) | Method of making a spunbond from filaments | |
JP7280855B2 (ja) | 捲縮繊維から不織布を製造するための装置及び方法 | |
IL169715A (en) | Device for the continuous production of a nonwoven web | |
CN114207204B (zh) | 生产由卷曲合成纤维制成的无纺织物的方法和设备 | |
US11702780B2 (en) | Apparatus for making nonwoven fabric from fibers | |
US20070090555A1 (en) | Method and apparatus for producing spunbonded fabrics of filaments | |
US7004738B2 (en) | Apparatus for producing melt-blown webs | |
JP7536077B2 (ja) | 不織布材料の製造のための装置および方法 | |
CN112301551A (zh) | 纺粘无纺布层压物和用于产生纺粘无纺布层压物的方法 | |
US10988861B2 (en) | Apparatus for making a spunbond web from filaments | |
EP1456444B2 (en) | Mineral fibre batts and their production | |
KR102280140B1 (ko) | 연속적인 필라멘트들로 스펀본드식 부직포를 제조하기 위한 장치 및 방법 | |
US20040121673A1 (en) | Method of and apparatus for making a nonwoven web or fleece from synthetic resin strands | |
RU2810682C2 (ru) | Устройство и способ производства нетканого материала | |
RU2784502C2 (ru) | Устройство и способ изготовления нетканого материала из извитых волокон | |
KR102518198B1 (ko) | 섬유로부터 부직포를 제조하는 장치 및 방법 | |
JPWO2021018526A5 (zh) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240718 Address after: Japan Patentee after: Mitsui Chemical Asahi Living Materials Co.,Ltd. Country or region after: Japan Patentee after: Machine factory of leffinhauser Co.,Ltd. Country or region after: Germany Address before: Tokyo, Japan Patentee before: ASAHI KASEI Kabushiki Kaisha Country or region before: Japan Patentee before: Machine factory of leffinhauser Co.,Ltd. Country or region before: Germany |
|
TR01 | Transfer of patent right |