JPS5617226A - Production for stretchable inflated film of polyethylene - Google Patents
Production for stretchable inflated film of polyethyleneInfo
- Publication number
- JPS5617226A JPS5617226A JP9316779A JP9316779A JPS5617226A JP S5617226 A JPS5617226 A JP S5617226A JP 9316779 A JP9316779 A JP 9316779A JP 9316779 A JP9316779 A JP 9316779A JP S5617226 A JPS5617226 A JP S5617226A
- Authority
- JP
- Japan
- Prior art keywords
- density
- film
- ratio
- polyethylene
- less
- 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.)
- Granted
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
- B29C48/001—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
-
- 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
- B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
- B29K2995/0037—Other properties
- B29K2995/0063—Density
Landscapes
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9316779A JPS5617226A (en) | 1979-07-24 | 1979-07-24 | Production for stretchable inflated film of polyethylene |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9316779A JPS5617226A (en) | 1979-07-24 | 1979-07-24 | Production for stretchable inflated film of polyethylene |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5617226A true JPS5617226A (en) | 1981-02-19 |
JPS6226298B2 JPS6226298B2 (ja) | 1987-06-08 |
Family
ID=14075005
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9316779A Granted JPS5617226A (en) | 1979-07-24 | 1979-07-24 | Production for stretchable inflated film of polyethylene |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5617226A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59123656A (ja) * | 1982-12-28 | 1984-07-17 | ワイケイケイ株式会社 | 模様付きアルミニユウム材 |
JPS61108530A (ja) * | 1984-10-31 | 1986-05-27 | Showa Denko Kk | 袋用フイルム |
US5114514A (en) * | 1990-05-30 | 1992-05-19 | Eastman Kodak Company | Bonding of thermoplastic sheet material to roughened substrates |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5352570A (en) * | 1976-10-25 | 1978-05-13 | Asahi Chemical Ind | Method of producing densified polyethylene inflation film |
-
1979
- 1979-07-24 JP JP9316779A patent/JPS5617226A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5352570A (en) * | 1976-10-25 | 1978-05-13 | Asahi Chemical Ind | Method of producing densified polyethylene inflation film |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59123656A (ja) * | 1982-12-28 | 1984-07-17 | ワイケイケイ株式会社 | 模様付きアルミニユウム材 |
JPS61108530A (ja) * | 1984-10-31 | 1986-05-27 | Showa Denko Kk | 袋用フイルム |
JPH0452203B2 (ja) * | 1984-10-31 | 1992-08-21 | Showa Denko Kk | |
US5114514A (en) * | 1990-05-30 | 1992-05-19 | Eastman Kodak Company | Bonding of thermoplastic sheet material to roughened substrates |
Also Published As
Publication number | Publication date |
---|---|
JPS6226298B2 (ja) | 1987-06-08 |
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