JPH0355502B2 - - Google Patents
Info
- Publication number
- JPH0355502B2 JPH0355502B2 JP58007743A JP774383A JPH0355502B2 JP H0355502 B2 JPH0355502 B2 JP H0355502B2 JP 58007743 A JP58007743 A JP 58007743A JP 774383 A JP774383 A JP 774383A JP H0355502 B2 JPH0355502 B2 JP H0355502B2
- Authority
- JP
- Japan
- Prior art keywords
- particles
- expanded particles
- expanded
- polypropylene resin
- expansion ratio
- 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 - Lifetime
Links
- 239000002245 particle Substances 0.000 claims description 56
- 229920005989 resin Polymers 0.000 claims description 26
- 239000011347 resin Substances 0.000 claims description 26
- -1 polypropylene Polymers 0.000 claims description 22
- 239000004743 Polypropylene Substances 0.000 claims description 21
- 229920001155 polypropylene Polymers 0.000 claims description 21
- 238000005187 foaming Methods 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000006260 foam Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000004604 Blowing Agent Substances 0.000 description 4
- 229910001872 inorganic gas Inorganic materials 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000002612 dispersion medium Substances 0.000 description 2
- 229920005674 ethylene-propylene random copolymer Polymers 0.000 description 2
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 2
- 238000010097 foam moulding Methods 0.000 description 2
- 239000004088 foaming agent Substances 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000005022 packaging material Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- DDMOUSALMHHKOS-UHFFFAOYSA-N 1,2-dichloro-1,1,2,2-tetrafluoroethane Chemical compound FC(F)(Cl)C(F)(F)Cl DDMOUSALMHHKOS-UHFFFAOYSA-N 0.000 description 1
- PMPVIKIVABFJJI-UHFFFAOYSA-N Cyclobutane Chemical compound C1CCC1 PMPVIKIVABFJJI-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- NEHMKBQYUWJMIP-NJFSPNSNSA-N chloro(114C)methane Chemical compound [14CH3]Cl NEHMKBQYUWJMIP-NJFSPNSNSA-N 0.000 description 1
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940087091 dichlorotetrafluoroethane Drugs 0.000 description 1
- 229960003750 ethyl chloride Drugs 0.000 description 1
- 229920005676 ethylene-propylene block copolymer Polymers 0.000 description 1
- 229920006248 expandable polystyrene Polymers 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 150000008282 halocarbons Chemical class 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229940073584 methylene chloride Drugs 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
- 229920005604 random copolymer Polymers 0.000 description 1
- 239000012508 resin bead Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 1
- CYRMSUTZVYGINF-UHFFFAOYSA-N trichlorofluoromethane Chemical compound FC(Cl)(Cl)Cl CYRMSUTZVYGINF-UHFFFAOYSA-N 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 0.000 description 1
- 239000003981 vehicle Substances 0.000 description 1
Landscapes
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP774383A JPS59133233A (ja) | 1983-01-20 | 1983-01-20 | ポリプロピレン系樹脂予備発泡粒子の製造方法 |
| US06/536,847 US4504601A (en) | 1982-10-01 | 1983-09-29 | Process for producing pre-foamed particles of polypropylene resin |
| DE8383109827T DE3375015D1 (en) | 1982-10-01 | 1983-09-30 | Process for producing pre-foamed particles of polypropylene resin |
| EP83109827A EP0108245B1 (en) | 1982-10-01 | 1983-09-30 | Process for producing pre-foamed particles of polypropylene resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP774383A JPS59133233A (ja) | 1983-01-20 | 1983-01-20 | ポリプロピレン系樹脂予備発泡粒子の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59133233A JPS59133233A (ja) | 1984-07-31 |
| JPH0355502B2 true JPH0355502B2 (it) | 1991-08-23 |
Family
ID=11674177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP774383A Granted JPS59133233A (ja) | 1982-10-01 | 1983-01-20 | ポリプロピレン系樹脂予備発泡粒子の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59133233A (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62115042A (ja) * | 1985-11-14 | 1987-05-26 | Kanegafuchi Chem Ind Co Ltd | ポリプロピレン系樹脂予備発泡粒子およびその製造方法 |
| JP2006022138A (ja) * | 2004-07-06 | 2006-01-26 | Kaneka Corp | ポリプロピレン系樹脂予備発泡粒子 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5431475A (en) * | 1977-08-15 | 1979-03-08 | Asahi Chem Ind Co Ltd | Manufacture of both granular foam of crosslinked polyolefinic resin and formed product |
-
1983
- 1983-01-20 JP JP774383A patent/JPS59133233A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5431475A (en) * | 1977-08-15 | 1979-03-08 | Asahi Chem Ind Co Ltd | Manufacture of both granular foam of crosslinked polyolefinic resin and formed product |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59133233A (ja) | 1984-07-31 |
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