FI63972C - Foerfarande foer formning av cellulosaloesningar - Google Patents
Foerfarande foer formning av cellulosaloesningar Download PDFInfo
- Publication number
- FI63972C FI63972C FI772206A FI772206A FI63972C FI 63972 C FI63972 C FI 63972C FI 772206 A FI772206 A FI 772206A FI 772206 A FI772206 A FI 772206A FI 63972 C FI63972 C FI 63972C
- Authority
- FI
- Finland
- Prior art keywords
- cellulose
- formaldehyde
- water
- filaments
- solution
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B16/00—Regeneration of cellulose
-
- 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
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Textile Engineering (AREA)
- Artificial Filaments (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Pens And Brushes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7622032A FR2358432A1 (fr) | 1976-07-16 | 1976-07-16 | Nouveau procede de mise en forme de solutions de cellulose et articles ainsi obtenus |
| FR7622032 | 1976-07-16 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI772206A FI772206A (it) | 1978-01-17 |
| FI63972B FI63972B (fi) | 1983-05-31 |
| FI63972C true FI63972C (fi) | 1983-09-12 |
Family
ID=9175883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI772206A FI63972C (fi) | 1976-07-16 | 1977-07-15 | Foerfarande foer formning av cellulosaloesningar |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US4173613A (it) |
| JP (1) | JPS6028846B2 (it) |
| AT (1) | AT355182B (it) |
| BE (1) | BE856877A (it) |
| BR (1) | BR7704612A (it) |
| CA (1) | CA1078570A (it) |
| CH (1) | CH624418A5 (it) |
| DD (1) | DD131029A5 (it) |
| DE (1) | DE2732176C3 (it) |
| ES (1) | ES460789A1 (it) |
| FI (1) | FI63972C (it) |
| FR (1) | FR2358432A1 (it) |
| GB (1) | GB1540045A (it) |
| IT (1) | IT1081292B (it) |
| MX (1) | MX147366A (it) |
| NL (1) | NL179223C (it) |
| NO (1) | NO147674C (it) |
| OA (1) | OA06113A (it) |
| PT (1) | PT66816B (it) |
| SE (1) | SE420613B (it) |
| SU (1) | SU797596A3 (it) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT7826174A0 (it) * | 1978-07-27 | 1978-07-27 | Snia Viscosa | Procedimento per la preparazione di corpi formati di cellulosa rigenerata da soluzioni di derivati della cellulosa in dimetilsolfossido. |
| IT1112577B (it) * | 1979-04-24 | 1986-01-20 | Snia Viscosa | Perfezionamenti a procedimento per la preparazione di corpi formati di cellulosa rigenerata da soluzioni di derivati dalla cellulosa in solventi organici |
| FR2478116B1 (fr) * | 1980-03-14 | 1985-06-14 | Rhone Poulenc Textile | Solutions conformables a partir de melanges de cellulose et polyamide-imide et articles en forme obtenus |
| FI60569C (fi) * | 1980-03-28 | 1982-02-10 | Valtion Teknillinen | Foerfarande foer tillverkning av regenererade cellulosaprodukter och aotervinning av loesningskemikalier |
| FR2483966A1 (fr) * | 1980-06-10 | 1981-12-11 | Rhone Poulenc Textile | Solutions conformables a partir de melanges de cellulose et polychlorure de vinyle et articles en forme obtenus |
| JPS5991965A (ja) * | 1982-11-18 | 1984-05-26 | テルモ株式会社 | 透過膜の製造方法 |
| DE4134190A1 (de) * | 1991-10-16 | 1993-04-22 | Tomka Ivan | Verfahren zur verbesserung der mechanischen eigenschaften von ein- oder mehrschichtfolien |
| FR2748277B1 (fr) * | 1996-05-06 | 1998-07-31 | Elysees Balzac Financiere | Procede de fabrication de produits alveolaires cellulosiques produits alveolaires cellulosiques |
| DE19623704C1 (de) * | 1996-06-14 | 1997-06-26 | Freudenberg Carl Fa | Schwammtuch und Verfahren zu dessen Herstellung |
| DE19623703C1 (de) * | 1996-06-14 | 1997-07-24 | Freudenberg Carl Fa | Schwamm und Verfahren zu dessen Herstellung |
| US5962005A (en) * | 1997-04-17 | 1999-10-05 | Rengo Co., Ltd | Transparent cellulose hydrogel and production process thereof |
| GB0020852D0 (en) * | 2000-08-24 | 2000-10-11 | Ucb Sa | Cellulosic films and uses thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3236669A (en) * | 1963-04-19 | 1966-02-22 | Du Pont | Cellulose solutions in dimethyl sulfoxide and nitrogen dioxide |
| US3706526A (en) * | 1971-12-06 | 1972-12-19 | Cotton Inc | Process for treating cellulosic material with formaldehyde and sulfur dioxide |
| US4022631A (en) * | 1975-05-19 | 1977-05-10 | International Telephone And Telegraph Corporation | Process for producing regenerated cellulosic articles |
| US4044090A (en) * | 1975-07-09 | 1977-08-23 | International Telephone And Telegraph Corporation | Process for producing regenerated cellulosic product |
| US4028132A (en) * | 1975-11-25 | 1977-06-07 | International Playtex, Inc. | Cellulose solutions and products prepared therefrom |
-
1976
- 1976-07-16 FR FR7622032A patent/FR2358432A1/fr active Granted
-
1977
- 1977-06-21 OA OA41CIA patent/OA06113A/xx unknown
- 1977-07-11 GB GB29079/77A patent/GB1540045A/en not_active Expired
- 1977-07-14 US US05/815,850 patent/US4173613A/en not_active Expired - Lifetime
- 1977-07-14 MX MX169852A patent/MX147366A/es unknown
- 1977-07-14 BR BR7704612A patent/BR7704612A/pt unknown
- 1977-07-15 IT IT25796/77A patent/IT1081292B/it active
- 1977-07-15 PT PT66816A patent/PT66816B/pt unknown
- 1977-07-15 NO NO772531A patent/NO147674C/no unknown
- 1977-07-15 NL NLAANVRAGE7707934,A patent/NL179223C/xx not_active IP Right Cessation
- 1977-07-15 ES ES460789A patent/ES460789A1/es not_active Expired
- 1977-07-15 CA CA282,854A patent/CA1078570A/fr not_active Expired
- 1977-07-15 JP JP52084317A patent/JPS6028846B2/ja not_active Expired
- 1977-07-15 SE SE7708259A patent/SE420613B/xx not_active IP Right Cessation
- 1977-07-15 CH CH881877A patent/CH624418A5/fr not_active IP Right Cessation
- 1977-07-15 FI FI772206A patent/FI63972C/fi not_active IP Right Cessation
- 1977-07-15 SU SU772503806A patent/SU797596A3/ru active
- 1977-07-15 DD DD7700200087A patent/DD131029A5/xx unknown
- 1977-07-15 BE BE179401A patent/BE856877A/xx not_active IP Right Cessation
- 1977-07-15 DE DE2732176A patent/DE2732176C3/de not_active Expired
- 1977-07-18 AT AT518177A patent/AT355182B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ES460789A1 (es) | 1978-05-01 |
| SU797596A3 (ru) | 1981-01-15 |
| CH624418A5 (it) | 1981-07-31 |
| DD131029A5 (de) | 1978-05-24 |
| FR2358432A1 (fr) | 1978-02-10 |
| DE2732176A1 (de) | 1978-01-19 |
| BR7704612A (pt) | 1978-06-06 |
| NL179223C (nl) | 1986-08-01 |
| OA06113A (fr) | 1981-06-30 |
| NL179223B (nl) | 1986-03-03 |
| FI63972B (fi) | 1983-05-31 |
| DE2732176B2 (de) | 1980-12-04 |
| BE856877A (fr) | 1978-01-16 |
| NO147674C (no) | 1983-05-25 |
| FR2358432B1 (it) | 1979-01-19 |
| PT66816B (fr) | 1978-12-21 |
| MX147366A (es) | 1982-11-24 |
| FI772206A (it) | 1978-01-17 |
| JPS5327647A (en) | 1978-03-15 |
| JPS6028846B2 (ja) | 1985-07-06 |
| DE2732176C3 (de) | 1981-08-13 |
| SE420613B (sv) | 1981-10-19 |
| GB1540045A (en) | 1979-02-07 |
| CA1078570A (fr) | 1980-06-03 |
| IT1081292B (it) | 1985-05-16 |
| SE7708259L (sv) | 1978-01-17 |
| PT66816A (fr) | 1977-08-01 |
| AT355182B (de) | 1980-02-25 |
| NL7707934A (nl) | 1978-01-18 |
| US4173613A (en) | 1979-11-06 |
| ATA518177A (de) | 1979-07-15 |
| NO147674B (no) | 1983-02-14 |
| NO772531L (no) | 1978-01-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FI63972C (fi) | Foerfarande foer formning av cellulosaloesningar | |
| EP0077098B1 (en) | Hollow chitosan fibres, and the process for their preparation | |
| DE3021943C2 (it) | ||
| US3896061A (en) | Semi-permeable membranes, their preparation and their use | |
| JPS6028848B2 (ja) | セルロ−ス成形品およびその製法 | |
| JP3190979B2 (ja) | セルロース成型品の製造方法 | |
| FI63971C (fi) | Nytt foerfarande foer formning av cellulosaloesningar pao fysikalisk vaeg | |
| CN112812343A (zh) | 一种以溴化锂制备再生纤维素膜的方法、产品及其应用 | |
| EP0175948B1 (en) | Method for manufacture of hollow fibers for dialysis | |
| Zeng et al. | The effect of drying method on the porosity of regenerated cellulose fibres | |
| US2322981A (en) | Cellulose product | |
| FI64616C (fi) | Nya cellulosaloesningar vilka kan formas till produkter och forfarande foer framstaellning av dessa loesningar | |
| KR20170047531A (ko) | 겔화특성이 우수한 마스크팩재용 알지네이트 섬유 및 그 제조방법 | |
| DE2341392A1 (de) | Semipermeable membranen, verfahren zu ihrer herstellung und verwendung | |
| Schimper et al. | Fine-fibrous cellulose II aerogels of high specific surface from pulp solutions in TBAF· H2O/DMSO | |
| JPH0246608B2 (it) | ||
| SU504843A1 (ru) | Способ модификации феноло-формальдегидного волокна | |
| Pandey et al. | Studies on Chemically Modified Cotton: Part III: Chemical Treatments at Different Temperatures and Their Effect on Crystallinity and Various other Properties | |
| JPS61296112A (ja) | 銅安セルロ−ス中空糸膜 | |
| JPS5991965A (ja) | 透過膜の製造方法 | |
| JPS61212302A (ja) | キチン膜 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: RHONE-POULENC TEXTILE |