PL195152B1 - Sposób wytwarzania pianki poliolefinowej o podwyższonej odporności na temperatury oraz pianka poliolefinowa o podwyższonej odporności na temperatury - Google Patents
Sposób wytwarzania pianki poliolefinowej o podwyższonej odporności na temperatury oraz pianka poliolefinowa o podwyższonej odporności na temperaturyInfo
- Publication number
- PL195152B1 PL195152B1 PL00359342A PL35934200A PL195152B1 PL 195152 B1 PL195152 B1 PL 195152B1 PL 00359342 A PL00359342 A PL 00359342A PL 35934200 A PL35934200 A PL 35934200A PL 195152 B1 PL195152 B1 PL 195152B1
- Authority
- PL
- Poland
- Prior art keywords
- mixture
- range
- foam
- melting
- polyolefin
- Prior art date
Links
- 239000006260 foam Substances 0.000 title claims abstract description 81
- 229920000098 polyolefin Polymers 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000002937 thermal insulation foam Substances 0.000 title abstract 2
- 238000002844 melting Methods 0.000 claims abstract description 68
- 230000008018 melting Effects 0.000 claims abstract description 68
- 239000000203 mixture Substances 0.000 claims abstract description 66
- -1 polypropylene Polymers 0.000 claims abstract description 46
- 239000004743 Polypropylene Substances 0.000 claims abstract description 31
- 229920001155 polypropylene Polymers 0.000 claims abstract description 30
- 239000004088 foaming agent Substances 0.000 claims abstract description 26
- 239000008240 homogeneous mixture Substances 0.000 claims abstract description 19
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 239000000654 additive Substances 0.000 claims abstract description 17
- 238000000113 differential scanning calorimetry Methods 0.000 claims abstract description 17
- 239000004698 Polyethylene Substances 0.000 claims abstract description 16
- 229920000573 polyethylene Polymers 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 14
- 239000012071 phase Substances 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 239000007791 liquid phase Substances 0.000 claims abstract description 9
- 239000000155 melt Substances 0.000 claims abstract description 6
- 239000003063 flame retardant Substances 0.000 claims description 10
- 229920003023 plastic Polymers 0.000 claims description 8
- 239000004033 plastic Substances 0.000 claims description 8
- 239000004597 plastic additive Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 238000001704 evaporation Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 230000001771 impaired effect Effects 0.000 claims 1
- 239000002667 nucleating agent Substances 0.000 description 8
- 229920000642 polymer Polymers 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 150000001335 aliphatic alkanes Chemical class 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 150000001336 alkenes Chemical class 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910001868 water Inorganic materials 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000004604 Blowing Agent Substances 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000005187 foaming Methods 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 229920001684 low density polyethylene Polymers 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 2
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 2
- 239000011496 polyurethane foam Substances 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- 238000007707 calorimetry Methods 0.000 description 1
- HFNQLYDPNAZRCH-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O.OC(O)=O HFNQLYDPNAZRCH-UHFFFAOYSA-N 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000001938 differential scanning calorimetry curve Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000001282 iso-butane Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 229920001384 propylene homopolymer Polymers 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000007704 transition Effects 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3469—Cell or pore nucleation
- B29C44/348—Cell or pore nucleation by regulating the temperature and/or the pressure, e.g. suppression of foaming until the pressure is rapidly decreased
-
- 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
-
- 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
-
- 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
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249987—With nonvoid component of specified composition
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/NL2000/000384 WO2001094092A1 (en) | 2000-06-06 | 2000-06-06 | A process for producing physically foamed polyolefin foams and insulation foams prepared therewith |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL359342A1 PL359342A1 (en) | 2004-08-23 |
| PL195152B1 true PL195152B1 (pl) | 2007-08-31 |
Family
ID=19760693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL00359342A PL195152B1 (pl) | 2000-06-06 | 2000-06-06 | Sposób wytwarzania pianki poliolefinowej o podwyższonej odporności na temperatury oraz pianka poliolefinowa o podwyższonej odporności na temperatury |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US20080311377A1 (enExample) |
| EP (1) | EP1289727B1 (enExample) |
| JP (1) | JP4937484B2 (enExample) |
| CN (1) | CN1273279C (enExample) |
| AT (1) | ATE311279T1 (enExample) |
| AU (1) | AU5256100A (enExample) |
| DE (1) | DE60024497T2 (enExample) |
| DK (1) | DK1289727T3 (enExample) |
| ES (1) | ES2254185T3 (enExample) |
| PL (1) | PL195152B1 (enExample) |
| TW (1) | TWI273018B (enExample) |
| UA (1) | UA74582C2 (enExample) |
| WO (1) | WO2001094092A1 (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1479716A1 (en) * | 2003-05-22 | 2004-11-24 | Nmc S.A. | High temperature resistant, flexible, low density polypropylene foams |
| CN101260199B (zh) * | 2008-04-15 | 2011-05-11 | 广东工业大学 | 一种聚合物发泡成核物的制备方法 |
| CN101352923B (zh) * | 2008-08-26 | 2010-12-01 | 浙江华江科技发展有限公司 | 一种挤出物理发泡聚丙烯珠粒的制备方法 |
| CN101987600A (zh) * | 2010-08-09 | 2011-03-23 | 无锡吉兴汽车声学部件科技有限公司 | 汽车隔离板的生产方法 |
| DE102012101869A1 (de) * | 2012-03-06 | 2013-09-12 | Rehau Ag + Co | Verwendung eines Polymermaterials |
| DE102013100123B4 (de) * | 2013-01-08 | 2015-02-19 | Dipl.-Ing. Dr. Ernst Vogelsang Gmbh & Co. Kg | Extrusionsvorrichtung zur Herstellung eines wenigstens dreischichtigen Rohres |
| KR101637273B1 (ko) * | 2014-06-13 | 2016-07-07 | 현대자동차 주식회사 | 폴리올레핀 수지 성형품, 그 제조방법 및 이를 이용한 에어덕트 |
| MX2017006284A (es) | 2014-11-28 | 2017-08-14 | Dow Global Technologies Llc | Proceso para la espumacion de composiciones de poliolefina usando una resina fluorada como agente de nucleacion. |
| NL2022875B1 (en) | 2019-04-05 | 2020-10-12 | Thermaflex Int Holding B V | Insulated pipe |
| WO2022175447A1 (en) | 2021-02-18 | 2022-08-25 | Sabic Global Technologies B.V. | Expanded beads comprising high melt strength polypropylene |
| NL2036830B1 (en) | 2024-01-18 | 2025-07-28 | Thermaflex Int Holding B V | Insulated pipe |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3808300A (en) * | 1967-04-24 | 1974-04-30 | Gas Chemical Co Inc | Process for the preparation of closed-cellular shaped products of olefin polymers using a mixture of a citric acid salt and a carbonate or bicarbonate as the nucleation agent |
| EP0377650A1 (en) * | 1987-07-29 | 1990-07-18 | Massachusetts Institute Of Technology | A method of producing microcellular foams and microcellular foams of semi-crystalline polymeric materials |
| JP3049249B2 (ja) * | 1989-12-25 | 2000-06-05 | 古河電気工業株式会社 | 薄肉発泡絶縁電線 |
| US5817705A (en) * | 1996-10-15 | 1998-10-06 | Tenneco Protective Packaging Inc. | Short time frame process for producing extruded closed cell low density propylene polymer foams |
| JP3694566B2 (ja) * | 1996-10-16 | 2005-09-14 | 日本ユニカー株式会社 | 不活性ガス発泡法による高発泡絶縁ポリエチレン被覆電線製造用の発泡性樹脂組成物及びこれを被覆して作った高発泡絶縁ポリエチレン被覆電線 |
| MY129168A (en) * | 1998-03-03 | 2007-03-30 | Otsuka Chemical Co Ltd | Substantially anhydrous blowing agent and process for producing the same |
| CN1303337A (zh) * | 1998-05-27 | 2001-07-11 | 陶氏化学公司 | 由可热成型的热塑性泡沫片材构成的车辆头顶内衬 |
| DE19850340C2 (de) * | 1998-11-02 | 2002-01-24 | Geesthacht Gkss Forschung | Verfahren zur Herstellung von Schäumen aus Polymeren oder Polymergemischen sowie daraus herstellbarer Formkörper |
| US6096793A (en) * | 1998-12-22 | 2000-08-01 | Sealed Air Corporation | Foam comprising polyolefin blend and method for producing same |
-
2000
- 2000-06-06 UA UA2002129796A patent/UA74582C2/uk unknown
- 2000-06-06 ES ES00937381T patent/ES2254185T3/es not_active Expired - Lifetime
- 2000-06-06 EP EP00937381A patent/EP1289727B1/en not_active Expired - Lifetime
- 2000-06-06 CN CNB008196877A patent/CN1273279C/zh not_active Expired - Fee Related
- 2000-06-06 WO PCT/NL2000/000384 patent/WO2001094092A1/en not_active Ceased
- 2000-06-06 AU AU52561/00A patent/AU5256100A/en not_active Abandoned
- 2000-06-06 DK DK00937381T patent/DK1289727T3/da active
- 2000-06-06 DE DE60024497T patent/DE60024497T2/de not_active Expired - Lifetime
- 2000-06-06 PL PL00359342A patent/PL195152B1/pl unknown
- 2000-06-06 AT AT00937381T patent/ATE311279T1/de active
- 2000-06-06 JP JP2002501639A patent/JP4937484B2/ja not_active Expired - Fee Related
- 2000-08-03 TW TW089115569A patent/TWI273018B/zh not_active IP Right Cessation
-
2008
- 2008-05-14 US US12/152,460 patent/US20080311377A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP1289727B1 (en) | 2005-11-30 |
| JP2003535211A (ja) | 2003-11-25 |
| DE60024497T2 (de) | 2006-08-24 |
| JP4937484B2 (ja) | 2012-05-23 |
| CN1454136A (zh) | 2003-11-05 |
| ATE311279T1 (de) | 2005-12-15 |
| ES2254185T3 (es) | 2006-06-16 |
| US20080311377A1 (en) | 2008-12-18 |
| AU5256100A (en) | 2001-12-17 |
| TWI273018B (en) | 2007-02-11 |
| UA74582C2 (uk) | 2006-01-16 |
| CN1273279C (zh) | 2006-09-06 |
| PL359342A1 (en) | 2004-08-23 |
| DK1289727T3 (da) | 2006-04-10 |
| DE60024497D1 (de) | 2006-01-05 |
| EP1289727A1 (en) | 2003-03-12 |
| WO2001094092A1 (en) | 2001-12-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20080311377A1 (en) | Process for producing physically foamed polyolefin foams and insulation foams prepared therewith | |
| US5348984A (en) | Expandable composition and process for extruded thermoplastic foams | |
| US5667728A (en) | Blowing agent, expandable composition, and process for extruded thermoplastic foams | |
| EP2285872B1 (en) | Physically blown polyethylene foam | |
| JPH0867758A (ja) | ポリプロピレン系樹脂発泡体およびその製法 | |
| EP0887167B9 (en) | Foam made with downstream injection of water | |
| NO309818B1 (no) | Etylen-polymerskum med lukkede celler og lav densitet og fremgangsmÕte for fremstilling derav | |
| WO2010103771A1 (ja) | ポリフッ化ビニリデン系樹脂発泡粒子、及びポリフッ化ビニリデン系樹脂発泡粒子成形体 | |
| MXPA02005370A (es) | Producto de espuma extruida. | |
| RU2247755C2 (ru) | Способ получения физически вспененных пенополиолефинов и теплоизоляционные пенопласты, изготовливаемые с его помощью | |
| US3632532A (en) | Production of expanded ethylene copolymers | |
| JP4299490B2 (ja) | 遺棄分解性の良好な軽量構造材、断熱材及びその製造方法 | |
| JP2004514747A (ja) | 超可撓性パイプ断熱体 | |
| WO1998036020A1 (en) | Process for the production of polyolefin resin foams | |
| PL208895B1 (pl) | Pianka na bazie poliolefin, jej zastosowanie, sposób wytwarzania takich pianek oraz zastosowanie wosku polietylenowego | |
| KR100621869B1 (ko) | 폴리올레핀 미발포입자의 제조방법 | |
| RU2003115448A (ru) | Сверхгибкая изоляция для труб | |
| KR840000271B1 (ko) | 연속기포상 에틸렌계 이오노머 발포체의 제조방법 | |
| JP2001347522A (ja) | 発泡用ポリプロピレン系樹脂粒子およびその製造方法 | |
| RU2003100089A (ru) | Способ получения физически вспененных пенополиолефинов и теплоизоляционные пенопласты, изготовливаемые с его помощью | |
| JPH07241898A (ja) | ポリプロピレン系押出発泡体及びその製造方法 | |
| PL234599B1 (pl) | Sposób wytwarzania polietylenowej pianki chemicznie sieciowanej | |
| JPH0825352A (ja) | 発泡用樹脂組成物の造粒方法 | |
| JPH09132663A (ja) | ポリオレフィン系樹脂発泡体の製造方法 | |
| JPH09132659A (ja) | ポリオレフィン系樹脂発泡体の製造方法 |