FI832421L - Foerfarande foer framstaellning av laogspaenningshaerdande polymerer - Google Patents
Foerfarande foer framstaellning av laogspaenningshaerdande polymererInfo
- Publication number
- FI832421L FI832421L FI832421A FI832421A FI832421L FI 832421 L FI832421 L FI 832421L FI 832421 A FI832421 A FI 832421A FI 832421 A FI832421 A FI 832421A FI 832421 L FI832421 L FI 832421L
- Authority
- FI
- Finland
- Prior art keywords
- foer
- laogspaenningshaerdande
- polymerer
- faring
- framstaellning
- Prior art date
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
- 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
- B29C48/9115—Cooling of hollow articles
- B29C48/912—Cooling of hollow articles of tubular films
- B29C48/913—Cooling of hollow articles of tubular films externally
-
- 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
- B29C48/09—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
- 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
- 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
- B29K2023/0608—PE, i.e. polyethylene characterised by its density
- B29K2023/0633—LDPE, i.e. low density polyethylene
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Moulding By Coating Moulds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/394,672 US4415711A (en) | 1982-07-02 | 1982-07-02 | Process for forming film from low strain hardening polymers |
Publications (2)
Publication Number | Publication Date |
---|---|
FI832421A0 FI832421A0 (fi) | 1983-07-01 |
FI832421L true FI832421L (fi) | 1984-01-03 |
Family
ID=23559936
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI832421A FI832421L (fi) | 1982-07-02 | 1983-07-01 | Foerfarande foer framstaellning av laogspaenningshaerdande polymerer |
Country Status (18)
Country | Link |
---|---|
US (1) | US4415711A (fi) |
EP (1) | EP0098556A3 (fi) |
JP (1) | JPS5920623A (fi) |
KR (1) | KR840005386A (fi) |
AU (1) | AU1648283A (fi) |
BR (1) | BR8303535A (fi) |
CS (1) | CS499183A2 (fi) |
DD (1) | DD211752A5 (fi) |
ES (1) | ES523773A0 (fi) |
FI (1) | FI832421L (fi) |
GR (1) | GR78626B (fi) |
HU (1) | HUT36011A (fi) |
IL (1) | IL69063A0 (fi) |
NO (1) | NO832413L (fi) |
PH (1) | PH18264A (fi) |
PL (1) | PL242781A1 (fi) |
PT (1) | PT76972B (fi) |
ZA (1) | ZA834832B (fi) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4552712A (en) * | 1983-06-28 | 1985-11-12 | Union Carbide Corporation | Process for reducing surface melt fracture during extrusion of ethylene polymers |
US4585817A (en) * | 1984-06-11 | 1986-04-29 | Mobil Oil Corporation | Crystallizable polyolefin composition having increased crystallization temperature and rate of crystallization |
US4784822A (en) * | 1985-07-24 | 1988-11-15 | Enron Chemical Company | Clarity of low density polyethylene compositions containing anti-block agents by addition of polyethylene glycol (II) |
NL8502190A (nl) * | 1985-08-06 | 1987-03-02 | Stamicarbon | Werkwijze voor het vervaardigen van blaasfolie en georienteerde folie. |
US4753767A (en) * | 1986-04-03 | 1988-06-28 | The Dow Chemical Company | Extrusion apparatus and method |
US4834924A (en) * | 1988-01-25 | 1989-05-30 | Mobil Oil Corporation | Extrusion apparatus for tubular thermoplastic films including two (tandem) spaced air rings for controlling cooling rate and production speeds |
CA1294101C (en) * | 1988-09-21 | 1992-01-14 | Hideo Isozaki | Process for preparing heat shrinkable polyethylene film |
US7491263B2 (en) | 2004-04-05 | 2009-02-17 | Technology Innovation, Llc | Storage assembly |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL264995A (fi) * | 1960-05-20 | 1900-01-01 | ||
BE619725A (fi) * | 1961-07-05 | 1900-01-01 | ||
US3210803A (en) * | 1963-11-12 | 1965-10-12 | Poly Plastic Products Inc | Plastic tubing extrusion die air ring |
GB1120075A (en) * | 1967-06-26 | 1968-07-17 | Shell Int Research | Device and process for cooling an extruded tubular thermoplastic film |
DE1816509A1 (de) * | 1968-12-23 | 1970-06-25 | Wolff & Co Ag | Verfahren zur Herstellung von tiefziehbaren Polyamid-Schlauchfolien |
DE1923969A1 (de) * | 1969-05-10 | 1970-11-19 | Hoechst Ag | Verfahren und Vorrichtung zur Herstellung von biaxial orientierten Folien aus thermoplastischen Kunststoffen |
AU420061B2 (en) * | 1970-05-28 | 1971-12-23 | Preparation ofa master batch inthe extrusion of plastics | |
DE2051041A1 (de) * | 1970-10-17 | 1972-07-20 | Bischof & Klein | Vorrichtung zum Extrudieren von Kunststoffolien |
AT330332B (de) * | 1972-02-01 | 1976-06-25 | Chemiefaser Lenzing Ag | Verfahren zur herstellung von folien oder faden |
DE2610818C2 (de) * | 1976-03-15 | 1984-06-20 | Windmöller & Hölscher, 4540 Lengerich | Kühlvorrichtung für mittels eines Folienblaskopfes hergestellte Kunststoff-Schlauchfolien mit Luftkühlung |
GB1560030A (en) * | 1976-12-06 | 1980-01-30 | Cole R J | Air ring for the production of blown extruded film |
US4115048A (en) * | 1976-12-27 | 1978-09-19 | Union Carbide Corporation | Apparatus for internally cooling a plastic tubular film bubble |
US4145177A (en) * | 1977-12-12 | 1979-03-20 | Gloucester Engineering Co., Inc. | Air cooling ring for plastic film with independent lubricating air for film guide surface |
US4302565A (en) * | 1978-03-31 | 1981-11-24 | Union Carbide Corporation | Impregnated polymerization catalyst, process for preparing, and use for ethylene copolymerization |
US4243619A (en) * | 1978-03-31 | 1981-01-06 | Union Carbide Corporation | Process for making film from low density ethylene hydrocarbon copolymer |
US4282177A (en) * | 1979-01-08 | 1981-08-04 | Union Carbide Corporation | Method for reducing sharkskin melt fracture during extrusion of ethylene polymers |
US4294746A (en) * | 1980-06-17 | 1981-10-13 | Union Carbide Corporation | Stabilizers for cycloaliphatic epoxide containing compositions |
US4330501A (en) * | 1980-06-30 | 1982-05-18 | Union Carbide Corporation | Method and apparatus for cooling film bubble of low strain hardening polymers |
US4348349A (en) * | 1980-10-01 | 1982-09-07 | Union Carbide Corporation | Method for reducing melt fracture during extrusion of a molten narrow molecular weight distribution, linear, ethylene copolymer |
-
1982
- 1982-07-02 US US06/394,672 patent/US4415711A/en not_active Expired - Fee Related
-
1983
- 1983-06-24 IL IL69063A patent/IL69063A0/xx unknown
- 1983-07-01 PL PL24278183A patent/PL242781A1/xx unknown
- 1983-07-01 CS CS834991A patent/CS499183A2/cs unknown
- 1983-07-01 ES ES523773A patent/ES523773A0/es active Granted
- 1983-07-01 NO NO832413A patent/NO832413L/no unknown
- 1983-07-01 EP EP83106450A patent/EP0098556A3/en not_active Withdrawn
- 1983-07-01 HU HU832400A patent/HUT36011A/hu unknown
- 1983-07-01 JP JP58118405A patent/JPS5920623A/ja active Pending
- 1983-07-01 KR KR1019830003024A patent/KR840005386A/ko not_active Application Discontinuation
- 1983-07-01 PH PH29163A patent/PH18264A/en unknown
- 1983-07-01 GR GR71822A patent/GR78626B/el unknown
- 1983-07-01 BR BR8303535A patent/BR8303535A/pt unknown
- 1983-07-01 ZA ZA834832A patent/ZA834832B/xx unknown
- 1983-07-01 FI FI832421A patent/FI832421L/fi not_active Application Discontinuation
- 1983-07-01 PT PT76972A patent/PT76972B/pt unknown
- 1983-07-01 AU AU16482/83A patent/AU1648283A/en not_active Abandoned
- 1983-07-04 DD DD83252754A patent/DD211752A5/de unknown
Also Published As
Publication number | Publication date |
---|---|
ZA834832B (en) | 1984-03-28 |
FI832421A0 (fi) | 1983-07-01 |
GR78626B (fi) | 1984-09-27 |
ES8405313A1 (es) | 1984-06-01 |
AU1648283A (en) | 1984-01-05 |
KR840005386A (ko) | 1984-11-12 |
PT76972B (en) | 1986-01-24 |
ES523773A0 (es) | 1984-06-01 |
BR8303535A (pt) | 1984-02-07 |
EP0098556A3 (en) | 1985-10-30 |
HUT36011A (en) | 1985-08-28 |
DD211752A5 (de) | 1984-07-25 |
PT76972A (en) | 1983-08-01 |
CS499183A2 (en) | 1985-06-13 |
NO832413L (no) | 1984-01-03 |
PL242781A1 (en) | 1984-07-02 |
US4415711A (en) | 1983-11-15 |
JPS5920623A (ja) | 1984-02-02 |
PH18264A (en) | 1985-05-14 |
IL69063A0 (en) | 1983-10-31 |
EP0098556A2 (en) | 1984-01-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: UNION CARBIDE CORPORATION |