MX174079B - Procedimiento para la preparacion continua de soluciones homogeneas de polimeros de peso molecular alto - Google Patents
Procedimiento para la preparacion continua de soluciones homogeneas de polimeros de peso molecular altoInfo
- Publication number
- MX174079B MX174079B MX000013A MX1385A MX174079B MX 174079 B MX174079 B MX 174079B MX 000013 A MX000013 A MX 000013A MX 1385 A MX1385 A MX 1385A MX 174079 B MX174079 B MX 174079B
- Authority
- MX
- Mexico
- Prior art keywords
- molecular weight
- high molecular
- solvent
- approximately
- continuous preparation
- Prior art date
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
- D01D1/00—Treatment of filament-forming or like material
- D01D1/06—Feeding liquid to the spinning head
- D01D1/09—Control of pressure, temperature or feeding rate
-
- 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
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- 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
-
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
-
- 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/83—Heating or cooling the cylinders
- B29C48/832—Heating
-
- 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
- B29C48/865—Heating
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
- B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
- B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Textile Engineering (AREA)
- Artificial Filaments (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
La presente invencion se refiere a un procedimiento para la preparación continua de soluciones homogeneas de polímeros de peso molecular alto que comprende formar una suspensión de un polímero de peso molecular alto finamente dividido en un en un disolvente o mezcla de disolvente adecuado(s), el (los) cual (es) cisolvente(s) es (son) líquidos a la temperatura ambiente, y tratar dicha suspención en un extrusor de tornillo que opera a una velocidad de rotación comprendida entre aproximadamente 30 y aproximadamente 300 revoluciones/minuto, y equipado con secciones alternantes de mezcla y transporte, durante un tiempo de permanencia requerido (t) en el extrusor tal que (t) expresado en minutos es como máximo 0.3 D, donde D denota el diámetro de dicho extrusor expresado en milímetros, a una temperatura superior a la temperatura de disolución de dicho polímero en dicho(s) disolvente(s) e inferior al punto de ebullición del (de los) disolvente (s) a la presión de operación reinante, y empleando un tratamiento de mezcla y amasado en aquel con un grado de cizallamiento mecánico comprendido entre aproximadamente 30 y 200 s-l
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8402961A NL8402961A (nl) | 1984-09-28 | 1984-09-28 | Werkwijze voor het bereiden van hoogverstrekbare polymere gelvoorwerpen. |
NL8402962A NL8402962A (nl) | 1984-09-28 | 1984-09-28 | Werkwijze voor het continu bereiden van homogene oplossingen van hoogmolekulaire polymeren. |
NL8500428A NL8500428A (nl) | 1984-09-28 | 1985-02-15 | Werkwijze voor het continu bereiden van homogene oplossingen van hoogmolekulaire polymeren. |
NL8500429A NL8500429A (nl) | 1984-09-28 | 1985-02-15 | Werkwijze voor het bereiden van hoogverstrekbare polymere gelvoorwerpen. |
Publications (1)
Publication Number | Publication Date |
---|---|
MX174079B true MX174079B (es) | 1994-04-20 |
Family
ID=27483844
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX000013A MX174079B (es) | 1984-09-28 | 1985-10-01 | Procedimiento para la preparacion continua de soluciones homogeneas de polimeros de peso molecular alto |
Country Status (8)
Country | Link |
---|---|
US (1) | US4668717A (es) |
EP (1) | EP0183285B1 (es) |
AU (1) | AU573902B2 (es) |
BR (1) | BR8504767A (es) |
CA (1) | CA1269220A (es) |
DE (1) | DE3577110D1 (es) |
ES (2) | ES8608594A1 (es) |
MX (1) | MX174079B (es) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4784820A (en) * | 1986-08-11 | 1988-11-15 | Allied-Signal Inc. | Preparation of solution of high molecular weight polymers |
NL8702447A (nl) * | 1987-10-14 | 1989-05-01 | Dyneema Vof | Oppervlaktebehandeling van polyolefinevoorwerpen. |
NL8702448A (nl) * | 1987-10-14 | 1989-05-01 | Dyneema Vof | Oppervlaktebehandeling van polyolefinevoorwerpen. |
GB8822349D0 (en) * | 1988-09-22 | 1988-10-26 | Shell Int Research | Process for preparation of thermoplastic fibres |
NL8900078A (nl) | 1989-01-13 | 1990-08-01 | Stamicarbon | Microporeuze folien van ultrahoogmoleculair polyetheen. |
US5120154A (en) * | 1989-08-28 | 1992-06-09 | Minnesota Mining And Manufacturing Company | Trafficway conformable polymeric marking sheet |
US5082715A (en) * | 1989-08-28 | 1992-01-21 | Minnesota Mining And Manufacturing Company | Conformable polymeric marking sheet |
US5368385A (en) * | 1993-08-20 | 1994-11-29 | Rohm And Haas Company | Continuous solution method and apparatus |
JP3439860B2 (ja) * | 1995-01-24 | 2003-08-25 | 東レ・ダウコーニング・シリコーン株式会社 | オルガノポリシロキサンエマルジョンの連続的製造方法 |
JPH08245799A (ja) * | 1995-03-08 | 1996-09-24 | Tonen Chem Corp | ポリオレフィン溶液の製造方法 |
FR2798133B1 (fr) * | 1999-09-03 | 2003-06-13 | Rhodia Chimie Sa | Procede d'emulsification sans broyage de silicones et emulsion thermosensible resultante |
ATE477448T1 (de) | 2000-06-12 | 2010-08-15 | Bhp Billiton Petroleum Pty Ltd | Schlauchkupplung |
US7029490B2 (en) * | 2001-09-13 | 2006-04-18 | Arthrex, Inc. | High strength suture with coating and colored trace |
US20050033362A1 (en) * | 2001-09-13 | 2005-02-10 | Grafton R. Donald | High strength suture with collagen fibers |
US6716234B2 (en) | 2001-09-13 | 2004-04-06 | Arthrex, Inc. | High strength suture material |
US7147651B2 (en) * | 2002-02-08 | 2006-12-12 | Arthrex, Inc. | Stiff tipped suture |
GB0226271D0 (en) | 2002-11-11 | 2002-12-18 | Bhp Billiton Petroleum Pty Ltd | Improvements relating to hose |
US8079619B2 (en) | 2003-03-05 | 2011-12-20 | Bhp Billiton Petroleum Pty Limited | Hose end fitting |
US7147807B2 (en) * | 2005-01-03 | 2006-12-12 | Honeywell International Inc. | Solution spinning of UHMW poly (alpha-olefin) with recovery and recycling of volatile spinning solvent |
US8431060B2 (en) | 2006-01-31 | 2013-04-30 | Abbott Cardiovascular Systems Inc. | Method of fabricating an implantable medical device using gel extrusion and charge induced orientation |
US8444898B2 (en) * | 2006-03-30 | 2013-05-21 | Honeywell International Inc | High molecular weight poly(alpha-olefin) solutions and articles made therefrom |
US7824602B2 (en) * | 2006-03-31 | 2010-11-02 | Massachusetts Institute Of Technology | Ceramic processing and shaped ceramic bodies |
GB0609079D0 (en) | 2006-05-08 | 2006-06-21 | Bhp Billiton Petroleum Pty Ltd | Improvements relating to hose |
CA2651581C (en) | 2006-05-08 | 2014-10-21 | Bhp Billiton Petroleum Pty Ltd | Improvements relating to hose |
MY151732A (en) | 2006-05-08 | 2014-06-30 | Bhp Billiton Petroleum Pty Ltd | Improvements relating to hose |
GB0612991D0 (en) | 2006-06-29 | 2006-08-09 | Bhp Billiton Petroleum Pty Ltd | Improvements relating to hose |
GB0616053D0 (en) | 2006-08-11 | 2006-09-20 | Bhp Billiton Petroleum Pty Ltd | Improvements relating to hose |
US20080051835A1 (en) | 2006-08-28 | 2008-02-28 | Mazzocca Augustus D | High strength suture coated with rgd peptide |
US20080051834A1 (en) | 2006-08-28 | 2008-02-28 | Mazzocca Augustus D | High strength suture coated with collagen |
BRPI0702313A2 (pt) * | 2007-05-24 | 2009-01-13 | Profil Ltda Braskem S A | processo para a preparaÇço de fios polimÉricos a partir de homopolÍmeros ou copolimeros de ultra alto peso molecular, fios polimÉricos, artigos polimÉricos moldados, e, uso de fios polimÉricos |
US7638191B2 (en) * | 2007-06-08 | 2009-12-29 | Honeywell International Inc. | High tenacity polyethylene yarn |
EP2188561B1 (en) | 2007-09-14 | 2013-04-17 | BHP Billiton Petroleum Pty Ltd | Hose |
US9492587B2 (en) * | 2009-04-13 | 2016-11-15 | Abbott Cardiovascular Systems Inc. | Stent made from an ultra high molecular weight bioabsorbable polymer with high fatigue and fracture resistance |
US9441766B2 (en) | 2009-06-02 | 2016-09-13 | Bhp Billiton Petroleum Pty Ltd. | Reinforced hose |
US8841412B2 (en) | 2011-08-11 | 2014-09-23 | Abbott Cardiovascular Systems Inc. | Controlling moisture in and plasticization of bioresorbable polymer for melt processing |
WO2020118385A1 (en) | 2018-12-12 | 2020-06-18 | Smiljanic Mario | Underwater parachute propulsion system |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE562603A (es) * | 1956-12-08 | |||
GB1001187A (en) * | 1960-08-30 | 1965-08-11 | Daiwa Spinning Co Ltd | Method and apparatus for preparing vinyl chloride polymer solutions |
NL301630A (es) * | 1962-12-12 | 1900-01-01 | ||
US3665068A (en) * | 1969-12-15 | 1972-05-23 | Sun Oil Co | Extrusion of extremely high molecular weight polyolefins |
DE2126812C3 (de) * | 1971-05-29 | 1979-03-29 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Schaumstoffen aus hochmolekularen Olefinpolymerisaten |
US3887319A (en) * | 1972-12-08 | 1975-06-03 | Polymer Corp | Apparatus for the extrusion of ultra high molecular weight polymeric resins |
US3959197A (en) * | 1973-10-16 | 1976-05-25 | Monsanto Research Corporation | Use of solvent mixtures in making foamable compositions |
NL7605370A (nl) * | 1976-05-20 | 1977-11-22 | Stamicarbon | Werkwijze voor het continu vervaardigen van vezelvormige polymeerkristallen. |
NL177759B (nl) * | 1979-06-27 | 1985-06-17 | Stamicarbon | Werkwijze ter vervaardiging van een polyetheendraad, en de aldus verkregen polyetheendraad. |
AU549453B2 (en) * | 1981-04-30 | 1986-01-30 | Allied Corporation | High tenacity, high modulus, cyrstalline thermoplastic fibres |
US4413110A (en) * | 1981-04-30 | 1983-11-01 | Allied Corporation | High tenacity, high modulus polyethylene and polypropylene fibers and intermediates therefore |
NL8104728A (nl) * | 1981-10-17 | 1983-05-16 | Stamicarbon | Werkwijze voor het vervaardigen van polyetheen filamenten met grote treksterkte. |
-
1985
- 1985-09-25 DE DE8585201539T patent/DE3577110D1/de not_active Expired - Lifetime
- 1985-09-25 EP EP85201539A patent/EP0183285B1/en not_active Expired - Lifetime
- 1985-09-26 AU AU47914/85A patent/AU573902B2/en not_active Ceased
- 1985-09-26 CA CA000491580A patent/CA1269220A/en not_active Expired - Lifetime
- 1985-09-27 ES ES547372A patent/ES8608594A1/es not_active Expired
- 1985-09-27 BR BR8504767A patent/BR8504767A/pt not_active IP Right Cessation
- 1985-10-01 MX MX000013A patent/MX174079B/es unknown
- 1985-12-24 US US06/812,990 patent/US4668717A/en not_active Expired - Lifetime
-
1986
- 1986-01-30 ES ES551429A patent/ES8702522A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
ES547372A0 (es) | 1986-06-16 |
ES8702522A1 (es) | 1986-12-16 |
AU4791485A (en) | 1986-04-10 |
EP0183285B1 (en) | 1990-04-11 |
ES551429A0 (es) | 1986-12-16 |
CA1269220A (en) | 1990-05-22 |
BR8504767A (pt) | 1986-07-22 |
AU573902B2 (en) | 1988-06-23 |
EP0183285A1 (en) | 1986-06-04 |
ES8608594A1 (es) | 1986-06-16 |
US4668717A (en) | 1987-05-26 |
DE3577110D1 (de) | 1990-05-17 |
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