SE433505B - Underlagsskikt for semipermeabla membran - Google Patents
Underlagsskikt for semipermeabla membranInfo
- Publication number
- SE433505B SE433505B SE7713646A SE7713646A SE433505B SE 433505 B SE433505 B SE 433505B SE 7713646 A SE7713646 A SE 7713646A SE 7713646 A SE7713646 A SE 7713646A SE 433505 B SE433505 B SE 433505B
- Authority
- SE
- Sweden
- Prior art keywords
- fibers
- layer
- dtex
- thickness
- binder fibers
- Prior art date
Links
- 239000012528 membrane Substances 0.000 title claims description 19
- 239000000835 fiber Substances 0.000 claims description 34
- 239000011230 binding agent Substances 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 15
- 239000000758 substrate Substances 0.000 claims description 9
- 229920000728 polyester Polymers 0.000 claims description 5
- 229920001169 thermoplastic Polymers 0.000 claims description 5
- 239000004416 thermosoftening plastic Substances 0.000 claims description 5
- 239000004743 Polypropylene Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 239000004760 aramid Substances 0.000 claims description 2
- 229920003235 aromatic polyamide Polymers 0.000 claims description 2
- 229920002312 polyamide-imide Polymers 0.000 claims description 2
- 230000001788 irregular Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000009826 distribution Methods 0.000 description 5
- 239000002657 fibrous material Substances 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000004962 Polyamide-imide Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 244000222991 cardamomo Species 0.000 description 1
- 235000005300 cardamomo Nutrition 0.000 description 1
- 238000009960 carding Methods 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/10—Supported membranes; Membrane supports
- B01D69/107—Organic support material
- B01D69/1071—Woven, non-woven or net mesh
-
- 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
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H5/00—Special paper or cardboard not otherwise provided for
- D21H5/12—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials
- D21H5/20—Special paper or cardboard not otherwise provided for characterised by the use of special fibrous materials of organic non-cellulosic fibres too short for spinning, with or without cellulose fibres
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Nonwoven Fabrics (AREA)
- Paper (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2655014A DE2655014C3 (de) | 1976-12-04 | 1976-12-04 | Trägerschicht für semipermeable Membranen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7713646L SE7713646L (sv) | 1978-06-05 |
| SE433505B true SE433505B (sv) | 1984-05-28 |
Family
ID=5994671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7713646A SE433505B (sv) | 1976-12-04 | 1977-12-01 | Underlagsskikt for semipermeabla membran |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS5370986A (da) |
| AT (1) | AT367312B (da) |
| AU (1) | AU516289B2 (da) |
| CA (1) | CA1107580A (da) |
| DE (1) | DE2655014C3 (da) |
| DK (1) | DK148786C (da) |
| FR (1) | FR2372922A1 (da) |
| GB (1) | GB1595299A (da) |
| IL (1) | IL53455A0 (da) |
| NL (1) | NL185163C (da) |
| SE (1) | SE433505B (da) |
| ZA (1) | ZA776021B (da) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5417383A (en) * | 1977-07-11 | 1979-02-08 | Toray Ind Inc | Separating unit for liquid |
| JPS61222506A (ja) * | 1985-03-29 | 1986-10-03 | Japan Vilene Co Ltd | 半透膜支持体及びその製造方法 |
| EP0253047A1 (de) * | 1986-07-14 | 1988-01-20 | VOGELBUSCH GESELLSCHAFT m.b.H. | Membrantrennelement |
| DE3729567A1 (de) * | 1986-09-11 | 1988-03-17 | Kendall & Co | Batteriescheider-material |
| WO1998004233A1 (en) * | 1996-07-31 | 1998-02-05 | The Procter & Gamble Company | Conditioning shampoo compositions comprising polyalkoxylated polyalkyleneamine |
| ES2673943T3 (es) * | 2010-12-27 | 2018-06-26 | Hokuetsu Kishu Paper Co., Ltd. | Procedimiento de producción de una tela no tejida formada por vía húmeda para el cuerpo de soporte de membrana semipermeable, y procedimiento de identificación de defectos de densidad baja de la tela no tejida formada por vía húmeda |
| JP5216924B1 (ja) * | 2012-01-30 | 2013-06-19 | 北越紀州製紙株式会社 | 半透膜支持体用不織布 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1137457A (fr) * | 1954-08-07 | 1957-05-29 | Procédé pour la fabrication de papiers et de films en partant de polyoléfines | |
| GB1099534A (en) * | 1965-05-26 | 1968-01-17 | Ici Ltd | Fibrous, non-woven sheet materials |
-
1976
- 1976-12-04 DE DE2655014A patent/DE2655014C3/de not_active Expired
-
1977
- 1977-10-07 ZA ZA00776021A patent/ZA776021B/xx unknown
- 1977-11-03 NL NLAANVRAGE7712123,A patent/NL185163C/xx not_active IP Right Cessation
- 1977-11-11 JP JP13484377A patent/JPS5370986A/ja active Pending
- 1977-11-23 IL IL53455A patent/IL53455A0/xx not_active IP Right Cessation
- 1977-12-01 SE SE7713646A patent/SE433505B/sv not_active IP Right Cessation
- 1977-12-02 DK DK539877A patent/DK148786C/da active
- 1977-12-02 AT AT0865777A patent/AT367312B/de not_active IP Right Cessation
- 1977-12-02 GB GB50215/77A patent/GB1595299A/en not_active Expired
- 1977-12-02 AU AU31173/77A patent/AU516289B2/en not_active Expired
- 1977-12-02 FR FR7736383A patent/FR2372922A1/fr active Granted
- 1977-12-05 CA CA292,431A patent/CA1107580A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ZA776021B (en) | 1978-05-30 |
| IL53455A0 (en) | 1978-01-31 |
| DE2655014C3 (de) | 1979-09-06 |
| AT367312B (de) | 1982-06-25 |
| AU3117377A (en) | 1979-06-07 |
| NL7712123A (nl) | 1978-06-06 |
| DK148786B (da) | 1985-09-30 |
| FR2372922B1 (da) | 1982-04-09 |
| DE2655014B2 (de) | 1979-01-04 |
| DE2655014A1 (de) | 1978-06-08 |
| CA1107580A (en) | 1981-08-25 |
| DK148786C (da) | 1986-03-03 |
| NL185163C (nl) | 1990-02-01 |
| GB1595299A (en) | 1981-08-12 |
| ATA865777A (de) | 1981-11-15 |
| NL185163B (nl) | 1989-09-01 |
| DK539877A (da) | 1978-06-05 |
| AU516289B2 (en) | 1981-05-28 |
| SE7713646L (sv) | 1978-06-05 |
| FR2372922A1 (fr) | 1978-06-30 |
| JPS5370986A (en) | 1978-06-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
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