JPS5046972A - - Google Patents
Info
- Publication number
- JPS5046972A JPS5046972A JP48021709A JP2170973A JPS5046972A JP S5046972 A JPS5046972 A JP S5046972A JP 48021709 A JP48021709 A JP 48021709A JP 2170973 A JP2170973 A JP 2170973A JP S5046972 A JPS5046972 A JP S5046972A
- Authority
- JP
- Japan
- 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.)
- Pending
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)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00227769A US3849241A (en) | 1968-12-23 | 1972-02-22 | Non-woven mats by melt blowing |
| US23152172 US3841953A (en) | 1970-12-31 | 1972-03-03 | Nonwoven mats of thermoplastic blends by melt blowing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5046972A true JPS5046972A (en) | 1975-04-26 |
Family
ID=26921750
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48021709A Pending JPS5046972A (en) | 1972-02-22 | 1973-02-22 | |
| JP11779178A Granted JPS54134177A (en) | 1972-02-22 | 1978-09-25 | Production of nonwoven mat by melt blowing |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11779178A Granted JPS54134177A (en) | 1972-02-22 | 1978-09-25 | Production of nonwoven mat by melt blowing |
Country Status (2)
| Country | Link |
|---|---|
| JP (2) | JPS5046972A (en) |
| BE (1) | BE801250A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54131080A (en) * | 1978-03-27 | 1979-10-11 | Asahi Chemical Ind | Production of polyester fiber |
| JPS59187616A (en) * | 1983-04-05 | 1984-10-24 | Ube Ind Ltd | Production of high-strength polypropylene |
| JPS6099057A (en) * | 1983-10-11 | 1985-06-01 | ミネソタ マイニング アンド マニュファクチュアリング コンパニ− | Composite fiber web |
| JPS636107A (en) * | 1986-06-24 | 1988-01-12 | Asahi Chem Ind Co Ltd | Production of polypropylene ultrafine fiber |
| US5511960A (en) * | 1992-03-17 | 1996-04-30 | Chisso Corp. | Spinneret device for conjugate melt-blow spinning |
| JP2006510499A (en) * | 2002-12-17 | 2006-03-30 | キンバリー クラーク ワールドワイド インコーポレイテッド | Meltblown scrub products |
| US10335728B2 (en) | 2015-08-07 | 2019-07-02 | Daikin Industries, Ltd. | Filter medium for air filter, filter pack, and air filter unit |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04358510A (en) * | 1991-08-09 | 1992-12-11 | Japan Vilene Co Ltd | Manufacture of electret filter |
| JP4068171B2 (en) * | 1995-11-21 | 2008-03-26 | チッソ株式会社 | Laminated nonwoven fabric and method for producing the same |
| KR100743750B1 (en) | 2003-03-19 | 2007-07-27 | 아사히 가세이 셍이 가부시키가이샤 | Nonwoven polyester fabric with high resistance to water pressure |
| KR100743751B1 (en) | 2003-04-22 | 2007-07-27 | 아사히 가세이 셍이 가부시키가이샤 | High Strength Non-woven Fabric |
-
1973
- 1973-02-22 JP JP48021709A patent/JPS5046972A/ja active Pending
- 1973-06-21 BE BE132555A patent/BE801250A/en not_active IP Right Cessation
-
1978
- 1978-09-25 JP JP11779178A patent/JPS54134177A/en active Granted
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54131080A (en) * | 1978-03-27 | 1979-10-11 | Asahi Chemical Ind | Production of polyester fiber |
| JPS622062B2 (en) * | 1978-03-27 | 1987-01-17 | Asahi Chemical Ind | |
| JPS59187616A (en) * | 1983-04-05 | 1984-10-24 | Ube Ind Ltd | Production of high-strength polypropylene |
| JPS6099057A (en) * | 1983-10-11 | 1985-06-01 | ミネソタ マイニング アンド マニュファクチュアリング コンパニ− | Composite fiber web |
| JPS636107A (en) * | 1986-06-24 | 1988-01-12 | Asahi Chem Ind Co Ltd | Production of polypropylene ultrafine fiber |
| US5511960A (en) * | 1992-03-17 | 1996-04-30 | Chisso Corp. | Spinneret device for conjugate melt-blow spinning |
| JP2006510499A (en) * | 2002-12-17 | 2006-03-30 | キンバリー クラーク ワールドワイド インコーポレイテッド | Meltblown scrub products |
| US10335728B2 (en) | 2015-08-07 | 2019-07-02 | Daikin Industries, Ltd. | Filter medium for air filter, filter pack, and air filter unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5633511B2 (en) | 1981-08-04 |
| JPS54134177A (en) | 1979-10-18 |
| BE801250A (en) | 1973-12-21 |