IT1019044B - Procedimento ed apparecchio per produrre filamenti arricciati a base di poliolefine e prodotti cosi ottenuti - Google Patents
Procedimento ed apparecchio per produrre filamenti arricciati a base di poliolefine e prodotti cosi ottenutiInfo
- Publication number
- IT1019044B IT1019044B IT52619/74A IT5261974A IT1019044B IT 1019044 B IT1019044 B IT 1019044B IT 52619/74 A IT52619/74 A IT 52619/74A IT 5261974 A IT5261974 A IT 5261974A IT 1019044 B IT1019044 B IT 1019044B
- Authority
- IT
- Italy
- Prior art keywords
- polyolefin
- products obtained
- based filaments
- producing curled
- curled
- Prior art date
Links
Classifications
-
- 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
- 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
- D01D5/23—Formation of filaments, threads, or the like with a crimped or curled structure; with a special structure to simulate wool by asymmetrical cooling of filaments, threads, or the like, leaving the spinnerettes
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
- D02J1/228—Stretching in two or more steps, with or without intermediate steps
-
- 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
- D04H3/10—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 yarns or filaments made mechanically
- D04H3/11—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 yarns or filaments made mechanically by fluid jet
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Artificial Filaments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3902273A GB1473835A (en) | 1973-08-17 | 1973-08-17 | Polymeric filaments |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1019044B true IT1019044B (it) | 1977-11-10 |
Family
ID=10407126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT52619/74A IT1019044B (it) | 1973-08-17 | 1974-08-14 | Procedimento ed apparecchio per produrre filamenti arricciati a base di poliolefine e prodotti cosi ottenuti |
Country Status (15)
Country | Link |
---|---|
JP (1) | JPS5755801B2 (it) |
BE (1) | BE818935A (it) |
CA (1) | CA1065564A (it) |
DD (1) | DD116639A5 (it) |
DE (1) | DE2438788C2 (it) |
DK (1) | DK148101C (it) |
ES (1) | ES429321A1 (it) |
FR (1) | FR2257711B1 (it) |
GB (1) | GB1473835A (it) |
IE (1) | IE40391B1 (it) |
IN (1) | IN141842B (it) |
IT (1) | IT1019044B (it) |
LU (1) | LU70740A1 (it) |
NL (1) | NL7410932A (it) |
ZA (1) | ZA745012B (it) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7370395B2 (en) * | 2005-12-20 | 2008-05-13 | Honeywell International Inc. | Heating apparatus and process for drawing polyolefin fibers |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3213171A (en) * | 1959-05-01 | 1965-10-19 | Du Pont | Process of producing spontaneously crimpable filaments from asymmetrically quenched and drawn fiber-forming polymers |
US3118012A (en) * | 1959-05-01 | 1964-01-14 | Du Pont | Melt spinning process |
US3093444A (en) * | 1961-07-10 | 1963-06-11 | Du Pont | Process of preparing a helically crimped polypropylene filament |
NL129960C (it) * | 1963-04-17 | |||
GB1175756A (en) * | 1966-11-01 | 1969-12-23 | Toyo Boseki | Method of producing Crimped Polypropylene Fibres |
FR1560921A (it) * | 1967-04-28 | 1969-03-21 | ||
US3549743A (en) * | 1967-05-15 | 1970-12-22 | Chemcell Ltd | Multistage drawing technique |
-
1973
- 1973-08-17 GB GB3902273A patent/GB1473835A/en not_active Expired
-
1974
- 1974-08-06 ZA ZA00745012A patent/ZA745012B/xx unknown
- 1974-08-07 IN IN1777/CAL/1974A patent/IN141842B/en unknown
- 1974-08-09 CA CA206,683A patent/CA1065564A/en not_active Expired
- 1974-08-13 DE DE2438788A patent/DE2438788C2/de not_active Expired
- 1974-08-14 IT IT52619/74A patent/IT1019044B/it active
- 1974-08-14 FR FR7428323A patent/FR2257711B1/fr not_active Expired
- 1974-08-15 NL NL7410932A patent/NL7410932A/xx not_active Application Discontinuation
- 1974-08-16 DD DD180550A patent/DD116639A5/xx unknown
- 1974-08-16 ES ES429321A patent/ES429321A1/es not_active Expired
- 1974-08-16 IE IE1718/74A patent/IE40391B1/xx unknown
- 1974-08-16 BE BE147684A patent/BE818935A/xx not_active IP Right Cessation
- 1974-08-16 JP JP49093494A patent/JPS5755801B2/ja not_active Expired
- 1974-08-16 LU LU70740A patent/LU70740A1/xx unknown
- 1974-08-16 DK DK438674A patent/DK148101C/da not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IN141842B (it) | 1977-04-23 |
LU70740A1 (it) | 1974-12-10 |
FR2257711A1 (it) | 1975-08-08 |
DK438674A (it) | 1975-04-28 |
NL7410932A (nl) | 1975-02-19 |
IE40391B1 (en) | 1979-05-23 |
DE2438788A1 (de) | 1975-02-27 |
AU7245774A (en) | 1976-02-19 |
GB1473835A (en) | 1977-05-18 |
DK148101C (da) | 1985-07-29 |
DD116639A5 (it) | 1975-12-05 |
BE818935A (fr) | 1975-02-17 |
CA1065564A (en) | 1979-11-06 |
ZA745012B (en) | 1975-10-29 |
FR2257711B1 (it) | 1978-04-28 |
JPS5048225A (it) | 1975-04-30 |
DK148101B (da) | 1985-03-04 |
ES429321A1 (es) | 1976-08-16 |
JPS5755801B2 (it) | 1982-11-26 |
DE2438788C2 (de) | 1987-10-01 |
IE40391L (en) | 1975-02-17 |
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