JPS6119418B2 - - Google Patents
Info
- Publication number
- JPS6119418B2 JPS6119418B2 JP56045723A JP4572381A JPS6119418B2 JP S6119418 B2 JPS6119418 B2 JP S6119418B2 JP 56045723 A JP56045723 A JP 56045723A JP 4572381 A JP4572381 A JP 4572381A JP S6119418 B2 JPS6119418 B2 JP S6119418B2
- Authority
- JP
- Japan
- Prior art keywords
- component
- added
- styrene
- sheet
- polystyrene
- 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
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 22
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 claims description 16
- 239000004793 Polystyrene Substances 0.000 claims description 15
- 229920002223 polystyrene Polymers 0.000 claims description 15
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000011342 resin composition Substances 0.000 claims description 8
- 239000005062 Polybutadiene Substances 0.000 claims description 7
- 229920002857 polybutadiene Polymers 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 description 14
- 229920005990 polystyrene resin Polymers 0.000 description 12
- 239000000654 additive Substances 0.000 description 8
- 230000000996 additive effect Effects 0.000 description 8
- 238000002156 mixing Methods 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920001400 block copolymer Polymers 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007666 vacuum forming Methods 0.000 description 1
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
- B29C48/03—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
-
- 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
- B29C48/03—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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56045723A JPS57159620A (en) | 1981-03-28 | 1981-03-28 | Manufacture of biaxially stretched transparent polystyrene resin sheet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56045723A JPS57159620A (en) | 1981-03-28 | 1981-03-28 | Manufacture of biaxially stretched transparent polystyrene resin sheet |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57159620A JPS57159620A (en) | 1982-10-01 |
JPS6119418B2 true JPS6119418B2 (cs) | 1986-05-17 |
Family
ID=12727254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56045723A Granted JPS57159620A (en) | 1981-03-28 | 1981-03-28 | Manufacture of biaxially stretched transparent polystyrene resin sheet |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57159620A (cs) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49108177A (cs) * | 1973-02-19 | 1974-10-15 | ||
JPS502071A (cs) * | 1973-05-08 | 1975-01-10 | ||
JPS5360950A (en) * | 1976-11-12 | 1978-05-31 | Asahi Chem Ind Co Ltd | Polymer compositions |
JPS5462251A (en) * | 1977-10-27 | 1979-05-19 | Nippon Steel Chem Co Ltd | Styrene rein composition with improved transparency |
-
1981
- 1981-03-28 JP JP56045723A patent/JPS57159620A/ja active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49108177A (cs) * | 1973-02-19 | 1974-10-15 | ||
JPS502071A (cs) * | 1973-05-08 | 1975-01-10 | ||
JPS5360950A (en) * | 1976-11-12 | 1978-05-31 | Asahi Chem Ind Co Ltd | Polymer compositions |
JPS5462251A (en) * | 1977-10-27 | 1979-05-19 | Nippon Steel Chem Co Ltd | Styrene rein composition with improved transparency |
Also Published As
Publication number | Publication date |
---|---|
JPS57159620A (en) | 1982-10-01 |
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