DE3273558D1 - Process for producing an extruded and stretched tubular material and stretched tubular material - Google Patents
Process for producing an extruded and stretched tubular material and stretched tubular materialInfo
- Publication number
- DE3273558D1 DE3273558D1 DE8282303495T DE3273558T DE3273558D1 DE 3273558 D1 DE3273558 D1 DE 3273558D1 DE 8282303495 T DE8282303495 T DE 8282303495T DE 3273558 T DE3273558 T DE 3273558T DE 3273558 D1 DE3273558 D1 DE 3273558D1
- Authority
- DE
- Germany
- Prior art keywords
- extruded
- tubular material
- stretched tubular
- internal
- improvement
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/02—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber
- B05D7/04—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to macromolecular substances, e.g. rubber to surfaces of films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/22—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes
- B05D7/222—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to internal surfaces, e.g. of tubes of pipes
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
- B29C33/60—Releasing, lubricating or separating agents
- B29C33/62—Releasing, lubricating or separating agents based on polymers or oligomers
- B29C33/64—Silicone
-
- 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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0067—Using separating agents during or after moulding; Applying separating agents on preforms or articles, e.g. to prevent sticking to each other
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
- B05D5/08—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain an anti-friction or anti-adhesive surface
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
-
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Measurement Of Radiation (AREA)
- Polarising Elements (AREA)
- Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Silicon Polymers (AREA)
- Materials For Medical Uses (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Prostheses (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28901881A | 1981-07-31 | 1981-07-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3273558D1 true DE3273558D1 (en) | 1986-11-06 |
Family
ID=23109661
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8282303495T Expired DE3273558D1 (en) | 1981-07-31 | 1982-07-02 | Process for producing an extruded and stretched tubular material and stretched tubular material |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP0071349B1 (de) |
JP (1) | JPS5827725A (de) |
AT (1) | ATE22544T1 (de) |
AU (1) | AU547933B2 (de) |
BR (1) | BR8203761A (de) |
CA (1) | CA1198561A (de) |
DE (1) | DE3273558D1 (de) |
DK (1) | DK161191C (de) |
FI (1) | FI74904C (de) |
NO (1) | NO822626L (de) |
NZ (1) | NZ200767A (de) |
ZA (1) | ZA823874B (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4617241A (en) * | 1984-01-23 | 1986-10-14 | W. R. Grace & Co., Cryovac Div. | Linear polyethylene stretch/shrink films |
US4551380A (en) * | 1984-05-10 | 1985-11-05 | W. R. Grace & Co., Cryovac Div. | Oriented heat-sealable multilayer packaging film |
US4514465A (en) * | 1984-05-30 | 1985-04-30 | W. R. Grace & Co., Cryovac Div. | Storm window film comprising at least five layers |
US4643943A (en) * | 1984-05-30 | 1987-02-17 | W. R. Grace & Co., Cryovac Div. | Multi-layer polyolefin shrink film |
DE3631231A1 (de) * | 1986-09-13 | 1988-03-24 | Hoechst Ag | Bedruckbare und beidseitig siegelbare, biaxial orientierte opake polyolefin-mehrschichtfolie, ihre herstellung und ihre verwendung |
US5120888A (en) * | 1988-04-14 | 1992-06-09 | Kimberly-Clark Corporation | Surface-segregatable, melt-extrudable thermoplastic composition |
US4976788A (en) * | 1988-06-03 | 1990-12-11 | Kimberly-Clark Corporation | Method of cleaning melt-processing equipment with a thermoplastic polyolefin and a bifunctional siloxane |
GB2220372B (en) * | 1988-07-05 | 1992-02-05 | Courtaulds Films & Packaging | Polymeric films |
US5696191A (en) * | 1989-09-18 | 1997-12-09 | Kimberly-Clark Worldwide, Inc. | Surface-segregatable compositions and nonwoven webs prepared therefrom |
US5641822A (en) * | 1989-09-18 | 1997-06-24 | Kimberly-Clark Corporation | Surface-segregatable compositions and nonwoven webs prepared therefrom |
US5114646A (en) * | 1989-09-18 | 1992-05-19 | Kimberly-Clark Corporation | Method of increasing the delay period of nonwoven webs having delayed wettability |
DE59000469D1 (de) * | 1990-01-24 | 1992-12-17 | Duerbeck Gmbh & Co Kg | Verfahren und vorrichtung zum herstellen von kunststoff-schlaeuchen, -rohren oder-bahnen. |
DE4012628C2 (de) * | 1990-04-20 | 1995-01-05 | Wolff Walsrode Ag | Verfahren und Vorrichtung zur Herstellung von biaxial gereckten nahtlosen thermoplatischen Schlauchfolien |
US5344862A (en) * | 1991-10-25 | 1994-09-06 | Kimberly-Clark Corporation | Thermoplastic compositions and nonwoven webs prepared therefrom |
US5494855A (en) * | 1994-04-06 | 1996-02-27 | Kimberly-Clark Corporation | Thermoplastic compositions and nonwoven webs prepared therefrom |
EP0679487A1 (de) * | 1994-04-28 | 1995-11-02 | W.R. Grace & Co.-Conn. | Mehrschichtige Polyolefinfolie mit recycliertem Polymer aus vernetzten Filmen |
US5942326A (en) * | 1996-06-07 | 1999-08-24 | Cryovac, Inc. | Shrink film with good ink adhesion |
US20020014717A1 (en) * | 1999-03-31 | 2002-02-07 | Susan Marie Kling | Process for producing thermoplastic films by blown film extrusion and films produced thereby |
IT1306664B1 (it) | 1999-05-25 | 2001-10-02 | Bp Europack Spa | Procedimento per la realizzazione di un film in materia plastica concaratteristiche migliorate, attrezzatura per realizzare il |
DE102005014474A1 (de) * | 2005-03-27 | 2006-10-05 | Huhtamaki Forchheim Zweigniederlassung Der Huhtamaki Deutschland Gmbh & Co. Kg | Verfahren zum Herstellen einer gereckten Kunststoff-Folie |
DE102006007482B4 (de) * | 2006-02-17 | 2014-06-18 | Leadx Ag | Vorrichtung und Verfahren zur Herstellung einer rohrförmigen Umhüllung |
MX2013002010A (es) | 2010-08-31 | 2013-06-05 | Huhtamaki Films Germany Gmbh | Metodo para produccion de lamina de plastico teniendo recubrimiento de polisiloxano endurecido. |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL265442A (de) * | 1960-06-01 | 1900-01-01 | ||
US3280233A (en) * | 1964-12-18 | 1966-10-18 | Dow Chemical Co | Manufacturing coated plastic film tube |
GB1176204A (en) * | 1967-01-27 | 1970-01-01 | Ici Ltd | Coated Films |
US3576658A (en) * | 1968-05-28 | 1971-04-27 | Kohjin Co | Manufacturing process of simultaneously biaxially oriented thermoplastic resin film with coated surface |
US3560602A (en) * | 1968-07-29 | 1971-02-02 | Dow Chemical Co | Method of preparing chloroethylene polymer film having a permanent,non-transferable high slip surface and an opposed low slip surface |
JPS511454B2 (de) * | 1972-10-07 | 1976-01-17 | ||
US3960810A (en) * | 1973-06-23 | 1976-06-01 | Dow Corning Limited | Coating process |
-
1982
- 1982-05-27 NZ NZ200767A patent/NZ200767A/en unknown
- 1982-05-28 CA CA000403969A patent/CA1198561A/en not_active Expired
- 1982-06-02 ZA ZA823874A patent/ZA823874B/xx unknown
- 1982-06-04 AU AU84498/82A patent/AU547933B2/en not_active Ceased
- 1982-06-28 BR BR8203761A patent/BR8203761A/pt unknown
- 1982-07-02 EP EP82303495A patent/EP0071349B1/de not_active Expired
- 1982-07-02 DE DE8282303495T patent/DE3273558D1/de not_active Expired
- 1982-07-02 AT AT82303495T patent/ATE22544T1/de not_active IP Right Cessation
- 1982-07-21 JP JP57125967A patent/JPS5827725A/ja active Granted
- 1982-07-30 DK DK342582A patent/DK161191C/da active
- 1982-07-30 FI FI822676A patent/FI74904C/fi not_active IP Right Cessation
- 1982-07-30 NO NO822626A patent/NO822626L/no unknown
Also Published As
Publication number | Publication date |
---|---|
EP0071349A2 (de) | 1983-02-09 |
AU547933B2 (en) | 1985-11-14 |
FI74904C (fi) | 1988-04-11 |
AU8449882A (en) | 1983-02-03 |
BR8203761A (pt) | 1983-06-21 |
ATE22544T1 (de) | 1986-10-15 |
JPH0233510B2 (de) | 1990-07-27 |
FI74904B (fi) | 1987-12-31 |
EP0071349A3 (en) | 1983-12-07 |
FI822676L (fi) | 1983-02-01 |
DK342582A (da) | 1983-02-01 |
NO822626L (no) | 1983-02-01 |
DK161191B (da) | 1991-06-10 |
NZ200767A (en) | 1986-04-11 |
EP0071349B1 (de) | 1986-10-01 |
JPS5827725A (ja) | 1983-02-18 |
ZA823874B (en) | 1983-09-28 |
CA1198561A (en) | 1985-12-31 |
FI822676A0 (fi) | 1982-07-30 |
DK161191C (da) | 1991-11-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: W.R. GRACE & CO.-CONN., NEW YORK, N.Y., US |
|
8328 | Change in the person/name/address of the agent |
Free format text: UEXKUELL, FRHR. VON, J., DIPL.-CHEM. DR.RER.NAT. STOLBERG-WERNIGERODE, GRAF ZU, U., DIPL.-CHEM. DR.RER.NAT. SUCHANTKE, J., DIPL.-ING. HUBER, A., DIPL.-ING. KAMEKE, VON, A., DIPL.-CHEM. DR.RER.NAT. VOELKER, I., DIPL.-BIOL. FRANCK, P., DIPL.-CHEM.ETH DR.SC.TECHN., PAT.-ANWAELTE, 2000 HAMBURG |
|
8339 | Ceased/non-payment of the annual fee |