FR1399795A - Process for the production of polypropylene film - Google Patents
Process for the production of polypropylene filmInfo
- Publication number
- FR1399795A FR1399795A FR44733A FR69044733A FR1399795A FR 1399795 A FR1399795 A FR 1399795A FR 44733 A FR44733 A FR 44733A FR 69044733 A FR69044733 A FR 69044733A FR 1399795 A FR1399795 A FR 1399795A
- Authority
- FR
- France
- Prior art keywords
- production
- polypropylene film
- polypropylene
- film
- 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
- 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
- B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
- B29C48/917—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means by applying pressurised gas to the surface of the flat article
-
- 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
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/91—Heating, e.g. for cross linking
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US27634863A | 1963-04-29 | 1963-04-29 | |
US33770263A | 1963-12-31 | 1963-12-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1399795A true FR1399795A (en) | 1965-05-21 |
Family
ID=27158973
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR44733A Expired FR1399795A (en) | 1963-04-29 | 1964-04-24 | Process for the production of polypropylene film |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE647308A (en) |
FR (1) | FR1399795A (en) |
GB (1) | GB1016758A (en) |
NL (1) | NL6404695A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3331749A1 (en) * | 1982-09-06 | 1984-03-08 | Toyo Soda Manufacturing Co., Ltd., Shinnanyo, Yamaguchi | Soft film made of polpropylene |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2630817C3 (en) * | 1976-07-08 | 1982-05-13 | Alkor GmbH Kunststoffverkauf, 8000 München | Process for welding unstretched polypropylene-containing polymer films |
DE3408613C3 (en) * | 1984-03-09 | 1996-02-08 | Alkor Gmbh | Method and device for producing undrawn polypropylene films with improved weldability |
-
1964
- 1964-04-09 GB GB14819/64A patent/GB1016758A/en not_active Expired
- 1964-04-24 FR FR44733A patent/FR1399795A/en not_active Expired
- 1964-04-28 NL NL6404695A patent/NL6404695A/xx unknown
- 1964-04-29 BE BE647308A patent/BE647308A/xx unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3331749A1 (en) * | 1982-09-06 | 1984-03-08 | Toyo Soda Manufacturing Co., Ltd., Shinnanyo, Yamaguchi | Soft film made of polpropylene |
FR2532652A1 (en) * | 1982-09-06 | 1984-03-09 | Toyo Soda Mfg Co Ltd | Transparent non-tacky, soft polypropylene film |
Also Published As
Publication number | Publication date |
---|---|
BE647308A (en) | 1964-10-29 |
GB1016758A (en) | 1966-01-12 |
NL6404695A (en) | 1964-10-30 |
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