JPS6234335B2 - - Google Patents
Info
- Publication number
- JPS6234335B2 JPS6234335B2 JP56153230A JP15323081A JPS6234335B2 JP S6234335 B2 JPS6234335 B2 JP S6234335B2 JP 56153230 A JP56153230 A JP 56153230A JP 15323081 A JP15323081 A JP 15323081A JP S6234335 B2 JPS6234335 B2 JP S6234335B2
- Authority
- JP
- Japan
- Prior art keywords
- container
- pressure
- polymer particles
- particles
- blowing agent
- 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 56
- 229920000642 polymer Polymers 0.000 claims description 37
- 239000004604 Blowing Agent Substances 0.000 claims description 29
- 239000002612 dispersion medium Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 5
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 229920005672 polyolefin resin Polymers 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000005187 foaming Methods 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- -1 polyethylene Polymers 0.000 description 5
- 239000004338 Dichlorodifluoromethane Substances 0.000 description 4
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 4
- 235000019404 dichlorodifluoromethane Nutrition 0.000 description 4
- 229910001872 inorganic gas Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 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
- 239000004743 Polypropylene Substances 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 239000004088 foaming agent Substances 0.000 description 3
- 239000000203 mixture 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
- 229920001155 polypropylene Polymers 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000000704 physical effect Effects 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
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 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
- 229940042935 dichlorodifluoromethane Drugs 0.000 description 1
- 229940087091 dichlorotetrafluoroethane Drugs 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229960003750 ethyl chloride Drugs 0.000 description 1
- 229920005676 ethylene-propylene block copolymer Polymers 0.000 description 1
- 229920005674 ethylene-propylene random copolymer Polymers 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 150000008282 halocarbons Chemical class 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
- 239000011810 insulating material Substances 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 229940073584 methylene chloride Drugs 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- UOURRHZRLGCVDA-UHFFFAOYSA-D pentazinc;dicarbonate;hexahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Zn+2].[Zn+2].[Zn+2].[Zn+2].[Zn+2].[O-]C([O-])=O.[O-]C([O-])=O UOURRHZRLGCVDA-UHFFFAOYSA-D 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/16—Making expandable particles
- C08J9/18—Making expandable particles by impregnating polymer particles with the blowing agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
- C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/09—Pre-expansion of foamed polystyrene
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Molding Of Porous Articles (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56153230A JPS5855231A (ja) | 1981-09-28 | 1981-09-28 | ポリオレフイン系樹脂予備発泡粒子の製造方法 |
US06/420,874 US4436840A (en) | 1981-09-28 | 1982-09-21 | Process for producing pre-foamed particles of polyolefin resin |
EP82108863A EP0075897B1 (en) | 1981-09-28 | 1982-09-24 | Process for producing pre-foamed particles of polyolefin resin |
DE8282108863T DE3271023D1 (en) | 1981-09-28 | 1982-09-24 | Process for producing pre-foamed particles of polyolefin resin |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56153230A JPS5855231A (ja) | 1981-09-28 | 1981-09-28 | ポリオレフイン系樹脂予備発泡粒子の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5855231A JPS5855231A (ja) | 1983-04-01 |
JPS6234335B2 true JPS6234335B2 (US08177716-20120515-C00003.png) | 1987-07-27 |
Family
ID=15557893
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56153230A Granted JPS5855231A (ja) | 1981-09-28 | 1981-09-28 | ポリオレフイン系樹脂予備発泡粒子の製造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US4436840A (US08177716-20120515-C00003.png) |
EP (1) | EP0075897B1 (US08177716-20120515-C00003.png) |
JP (1) | JPS5855231A (US08177716-20120515-C00003.png) |
DE (1) | DE3271023D1 (US08177716-20120515-C00003.png) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0123144B1 (en) * | 1983-03-25 | 1987-10-07 | Japan Styrene Paper Corporation | Polypropylene resin prefoamed particles |
EP0123816B2 (en) * | 1983-04-05 | 1995-06-21 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Pre-expanded particle of polyolefin and process for preparing the same |
CA1225200A (en) * | 1983-04-08 | 1987-08-04 | Tsukasa Yamagishi | Preparation of foam particles of ethylenic resin and foam moldings prepared therefrom |
JPS6049039A (ja) * | 1983-08-26 | 1985-03-18 | Badische Yuka Co Ltd | ポリオレフイン系樹脂発泡体粒子の製造方法 |
JPS60105503A (ja) * | 1983-11-12 | 1985-06-11 | Kanegafuchi Chem Ind Co Ltd | 熱可塑性樹脂粒子の予備発泡法およびその装置 |
US4525485A (en) * | 1983-09-08 | 1985-06-25 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Pre-expanding process and apparatus for the same |
JPS60110734A (ja) * | 1983-11-21 | 1985-06-17 | Japan Styrene Paper Co Ltd | 無架橋ポリプロピレン系樹脂予備発泡粒子 |
JPS60123540A (ja) * | 1983-12-07 | 1985-07-02 | Japan Styrene Paper Co Ltd | 無架橋ポリプロピレン系樹脂予備発泡粒子 |
JPS60168632A (ja) * | 1984-02-13 | 1985-09-02 | Japan Styrene Paper Co Ltd | 架橋ポリプロピレン系樹脂発泡成型体 |
JPS60235849A (ja) * | 1984-05-08 | 1985-11-22 | Japan Styrene Paper Co Ltd | ポリプロピレン系樹脂予備発泡粒子 |
US4676939A (en) * | 1984-06-14 | 1987-06-30 | Japan Styrene Paper Corporation | Process for the production of expanded particles of a polypropylene resin |
JPH066637B2 (ja) * | 1984-09-03 | 1994-01-26 | 住友化学工業株式会社 | プロピレン系樹脂発泡粒子 |
JPS61115940A (ja) * | 1984-11-09 | 1986-06-03 | Mitsubishi Yuka Badische Kk | ポリプロピレン発泡体粒子 |
JPS61215631A (ja) * | 1985-03-20 | 1986-09-25 | Japan Styrene Paper Co Ltd | 型内成型に使用する無架橋予備発泡粒子製造用プロピレン系ランダム共重合体樹脂粒子の製造方法 |
US4778829A (en) * | 1985-07-12 | 1988-10-18 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Process for preparing pre-expanded particles of thermoplastic resin |
US4689351A (en) * | 1985-10-08 | 1987-08-25 | Mitsubishi Yuka Badische Co., Ltd. | Process for producing foamed particles of propylene copolymer resin |
JPH0649795B2 (ja) * | 1985-11-29 | 1994-06-29 | 日本スチレンペ−パ−株式会社 | ポリプロピレン系樹脂予備発泡粒子成型体の製造方法 |
JPH0660258B2 (ja) * | 1986-06-26 | 1994-08-10 | 鐘淵化学工業株式会社 | 熱可塑性樹脂粒子の予備発泡方法 |
JPS62177038A (ja) * | 1986-01-30 | 1987-08-03 | Kanegafuchi Chem Ind Co Ltd | 熱可塑性樹脂予備発泡粒子の製造方法 |
EP0234320B1 (en) * | 1986-01-30 | 1992-01-22 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Process for preparing pre-expanded particles of thermoplastic resin |
US4695593A (en) * | 1986-02-21 | 1987-09-22 | Japane Styrene Paper Corporation | Prefoamed propylene polymer-base particles, expansion-molded article produced from said particles and production process of said article |
CA1280549C (en) * | 1986-05-27 | 1991-02-19 | Kyoichi Nakamura | Pre-expanded particles of propylene resin |
US5026736A (en) * | 1987-02-24 | 1991-06-25 | Astro-Valcour, Inc. | Moldable shrunken thermoplastic polymer foam beads |
JPH0739503B2 (ja) * | 1987-12-11 | 1995-05-01 | 鐘淵化学工業株式会社 | ポリプロピレン系樹脂予備発泡粒子及びその製造方法 |
CA2030754C (en) * | 1989-11-24 | 1997-06-03 | Kazuo Turugai | Production method of prefoamed synthetic resin particles |
CA2107157C (en) * | 1992-09-29 | 1998-02-03 | Thomas N. Hall, Iii | Continuous process for expanding thermoplastic minipellets |
DE4319587A1 (de) * | 1993-06-14 | 1994-12-15 | Huels Chemische Werke Ag | Verfahren zur Herstellung vorgeschäumter Polyolefin-Partikel |
WO1998006777A1 (fr) | 1996-08-12 | 1998-02-19 | Jsp Corporation | Materiau absorbant les chocs |
EP0905176B1 (en) * | 1996-12-13 | 2004-01-28 | JSP Corporation | Expanded particles of polyolefin resin and process for preparing the same |
US6818161B2 (en) | 1997-04-01 | 2004-11-16 | Jsp Corporation | Molded body of thermoplastic resin having sound absorption characteristics |
TW369475B (en) | 1997-06-18 | 1999-09-11 | Jsp Corp | Production apparatus of expansion-molded article, auxiliary member for transfer of foamed particles and production method of expansion-molded article |
US6313184B1 (en) | 1997-12-01 | 2001-11-06 | Jsp Corporation | Expanded polypropylene resin beads and a molded article |
SG77671A1 (en) * | 1998-03-23 | 2001-01-16 | Jsp Corp | Foamed and expanded beads of polypropylene resin for molding |
DE69903593T2 (de) * | 1998-06-11 | 2003-06-18 | Jsp Corp., Tokio/Tokyo | Geformter Gegenstand aus geschäumten und expandierten Propylenperlen |
BR112012008002B1 (pt) * | 2009-10-06 | 2019-08-20 | Kaneka Corporation | Partículas expandidas de resina de polipropileno, produto moldado por moldagem de espuma de resina de polipropileno e processo de produção dos mesmos |
CN111483105B (zh) * | 2020-04-23 | 2021-09-24 | 合肥荣丰包装制品有限公司 | Eps泡沫材料成型装置及工艺 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50154541A (US08177716-20120515-C00003.png) * | 1974-05-31 | 1975-12-12 | ||
JPS561344A (en) * | 1979-06-18 | 1981-01-09 | Nishimu Denshi Kogyo Kk | Controlling method for optimum wet-quantity in wet-type insulator stain measurement |
JPS56132380A (en) * | 1980-03-21 | 1981-10-16 | Mitsubishi Electric Corp | Display unit |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3428720A (en) | 1966-09-28 | 1969-02-18 | Dow Chemical Co | Method and apparatus for superatmospheric prefoaming of expandable synthetic resinous particles |
US4032609A (en) | 1972-09-11 | 1977-06-28 | Foster Grant Co., Inc. | Method for pre-expanding and molding expandable thermoplastic polymer particles |
JPS5277174A (en) * | 1975-12-24 | 1977-06-29 | Japan Styrene Paper Corp | Process for foaming of polymer particle |
GB1577793A (en) * | 1977-05-27 | 1980-10-29 | Hoechst Co American | Method and apparatus for pre-expanding and moulding polymer particles |
-
1981
- 1981-09-28 JP JP56153230A patent/JPS5855231A/ja active Granted
-
1982
- 1982-09-21 US US06/420,874 patent/US4436840A/en not_active Expired - Lifetime
- 1982-09-24 DE DE8282108863T patent/DE3271023D1/de not_active Expired
- 1982-09-24 EP EP82108863A patent/EP0075897B1/en not_active Expired
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS50154541A (US08177716-20120515-C00003.png) * | 1974-05-31 | 1975-12-12 | ||
JPS561344A (en) * | 1979-06-18 | 1981-01-09 | Nishimu Denshi Kogyo Kk | Controlling method for optimum wet-quantity in wet-type insulator stain measurement |
JPS56132380A (en) * | 1980-03-21 | 1981-10-16 | Mitsubishi Electric Corp | Display unit |
Also Published As
Publication number | Publication date |
---|---|
EP0075897B1 (en) | 1986-05-07 |
US4436840A (en) | 1984-03-13 |
DE3271023D1 (en) | 1986-06-12 |
JPS5855231A (ja) | 1983-04-01 |
EP0075897A3 (en) | 1983-08-03 |
EP0075897A2 (en) | 1983-04-06 |