JPS6332816B2 - - Google Patents
Info
- Publication number
- JPS6332816B2 JPS6332816B2 JP58016807A JP1680783A JPS6332816B2 JP S6332816 B2 JPS6332816 B2 JP S6332816B2 JP 58016807 A JP58016807 A JP 58016807A JP 1680783 A JP1680783 A JP 1680783A JP S6332816 B2 JPS6332816 B2 JP S6332816B2
- Authority
- JP
- Japan
- Prior art keywords
- resin particles
- particles
- temperature
- container
- polypropylene resin
- 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
- 239000002245 particle Substances 0.000 claims description 64
- 229920005989 resin Polymers 0.000 claims description 47
- 239000011347 resin Substances 0.000 claims description 47
- -1 Polypropylene Polymers 0.000 claims description 20
- 239000004743 Polypropylene Substances 0.000 claims description 18
- 229920001155 polypropylene Polymers 0.000 claims description 18
- 239000002612 dispersion medium Substances 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000002425 crystallisation Methods 0.000 claims description 11
- 230000008025 crystallization Effects 0.000 claims description 11
- 238000003756 stirring Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 238000000465 moulding Methods 0.000 description 7
- 239000006260 foam Substances 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 238000005187 foaming Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 4
- 229920005674 ethylene-propylene random copolymer Polymers 0.000 description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000002270 dispersing agent Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000004604 Blowing Agent Substances 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
- 239000001095 magnesium carbonate Substances 0.000 description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 239000012798 spherical particle Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- 239000004338 Dichlorodifluoromethane Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
- 235000019404 dichlorodifluoromethane Nutrition 0.000 description 1
- 238000000113 differential scanning calorimetry Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920005676 ethylene-propylene block copolymer Polymers 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
Landscapes
- Processes Of Treating Macromolecular Substances (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1680783A JPS59142231A (ja) | 1983-02-03 | 1983-02-03 | ポリプロピレン系樹脂粒子の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1680783A JPS59142231A (ja) | 1983-02-03 | 1983-02-03 | ポリプロピレン系樹脂粒子の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59142231A JPS59142231A (ja) | 1984-08-15 |
| JPS6332816B2 true JPS6332816B2 (de) | 1988-07-01 |
Family
ID=11926417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1680783A Granted JPS59142231A (ja) | 1983-02-03 | 1983-02-03 | ポリプロピレン系樹脂粒子の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59142231A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009256477A (ja) * | 2008-04-17 | 2009-11-05 | Kaneka Corp | ポリプロピレン系樹脂発泡粒子 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58191721A (ja) * | 1982-04-30 | 1983-11-09 | Kanegafuchi Chem Ind Co Ltd | ポリオレフイン系樹脂球状粒子及びその製造方法 |
-
1983
- 1983-02-03 JP JP1680783A patent/JPS59142231A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58191721A (ja) * | 1982-04-30 | 1983-11-09 | Kanegafuchi Chem Ind Co Ltd | ポリオレフイン系樹脂球状粒子及びその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59142231A (ja) | 1984-08-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0168954B2 (de) | Verfahren zur Herstellung von geschäumten Polypropylenharzpartikeln | |
| US4602082A (en) | Propylene-base random copolymer particles and production process thereof | |
| JPS62128709A (ja) | ポリプロピレン系樹脂予備発泡粒子成型体の製造方法 | |
| JPH0739501B2 (ja) | 無架橋直鎖状低密度ポリエチレン予備発泡粒子 | |
| JPH0313057B2 (de) | ||
| JP3418081B2 (ja) | 発泡樹脂粒子 | |
| JPH0559139B2 (de) | ||
| JP3638960B2 (ja) | ポリオレフィン系樹脂発泡粒子及びその製造方法 | |
| JP3858517B2 (ja) | ポリプロピレン系樹脂予備発泡粒子、およびその予備発泡粒子と型内発泡成形体の製造法 | |
| US3222304A (en) | Expandable polyethylene | |
| JPS6332816B2 (de) | ||
| JPS6049040A (ja) | ポリプロピレン系樹脂発泡粒子 | |
| JP2000169619A (ja) | 導電性ポリプロピレン系樹脂発泡成形体とその製造方法 | |
| JPS6244778B2 (de) | ||
| JPH10251437A (ja) | ポリプロピレン系樹脂発泡粒子成形体 | |
| JPH032890B2 (de) | ||
| JPS625455B2 (de) | ||
| EP0337584B1 (de) | Verfahren zur Herstellung von geschäumten Polypropylenharzpartikeln | |
| JPH0739500B2 (ja) | ポリプロピレン系樹脂予備発泡粒子 | |
| JPS6233253B2 (de) | ||
| JPH0218225B2 (de) | ||
| JPS59176336A (ja) | ポリプロピレン系樹脂発泡粒子 | |
| JPS6344778B2 (de) | ||
| JPS604534A (ja) | 球状ポリプロピレン系樹脂粒子の製造方法 | |
| JP2000219766A (ja) | ポリプロピレン系樹脂発泡成型体及び自動車内装材 |