DE2514691C3 - Verfahren zum Erzeugen von Zellhohlräumen in thermoplastischen Kunststoffen oder Kunststofformmassen - Google Patents
Verfahren zum Erzeugen von Zellhohlräumen in thermoplastischen Kunststoffen oder KunststofformmassenInfo
- Publication number
- DE2514691C3 DE2514691C3 DE2514691A DE2514691A DE2514691C3 DE 2514691 C3 DE2514691 C3 DE 2514691C3 DE 2514691 A DE2514691 A DE 2514691A DE 2514691 A DE2514691 A DE 2514691A DE 2514691 C3 DE2514691 C3 DE 2514691C3
- Authority
- DE
- Germany
- Prior art keywords
- carrier
- plastic
- medium
- cell cavities
- forming
- 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
- 238000000034 method Methods 0.000 title claims description 28
- 229920001169 thermoplastic Polymers 0.000 title claims description 23
- 150000001875 compounds Chemical class 0.000 title claims description 17
- 239000004416 thermosoftening plastic Substances 0.000 title claims description 16
- 238000010137 moulding (plastic) Methods 0.000 title claims description 6
- 239000004033 plastic Substances 0.000 claims description 50
- 229920003023 plastic Polymers 0.000 claims description 50
- 239000000835 fiber Substances 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 239000000945 filler Substances 0.000 claims description 14
- 239000012876 carrier material Substances 0.000 claims description 13
- 239000002245 particle Substances 0.000 claims description 12
- 238000009835 boiling Methods 0.000 claims description 9
- 238000002309 gasification Methods 0.000 claims description 8
- 239000007799 cork Substances 0.000 claims description 7
- 239000006185 dispersion Substances 0.000 claims description 4
- 235000013311 vegetables Nutrition 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 239000002609 medium Substances 0.000 description 20
- 239000007789 gas Substances 0.000 description 18
- 238000012545 processing Methods 0.000 description 14
- 239000006260 foam Substances 0.000 description 12
- 239000000126 substance Substances 0.000 description 12
- 238000001125 extrusion Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 239000001913 cellulose Substances 0.000 description 4
- 229920002678 cellulose Polymers 0.000 description 4
- 239000003380 propellant Substances 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 238000013459 approach Methods 0.000 description 3
- 239000012736 aqueous medium Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000012815 thermoplastic material Substances 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 239000004604 Blowing Agent Substances 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 239000004014 plasticizer Substances 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 206010000060 Abdominal distension Diseases 0.000 description 1
- 239000004156 Azodicarbonamide Substances 0.000 description 1
- 241000273930 Brevoortia tyrannus Species 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- 240000008289 Quercus suber Species 0.000 description 1
- 235000016977 Quercus suber Nutrition 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 description 1
- 235000019399 azodicarbonamide Nutrition 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 208000024330 bloating Diseases 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000004881 precipitation hardening Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002990 reinforced plastic Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 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
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/125—Water, e.g. hydrated salts
-
- 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
- B29C44/36—Feeding the material to be shaped
- B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
- B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
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)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Molding Of Porous Articles (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2514691A DE2514691C3 (de) | 1975-04-04 | 1975-04-04 | Verfahren zum Erzeugen von Zellhohlräumen in thermoplastischen Kunststoffen oder Kunststofformmassen |
| FR7609691A FR2306066A1 (fr) | 1975-04-04 | 1976-04-02 | Procede d'obtention de cavites cellulaires dans les matieres synthetiques thermoplastiques et les masses moulables synthetiques thermoplastiques |
| IT48858/76A IT1058074B (it) | 1975-04-04 | 1976-04-02 | Procedimento per la formazione di spazi cellulari in materie plastiche e masse formate con esse |
| JP51038121A JPS51123275A (en) | 1975-04-04 | 1976-04-05 | Extruded thermoplastic foaming plastic or formed material having independent foam and method of producing same |
| US05/673,528 US4104207A (en) | 1975-04-04 | 1976-04-05 | Process for production of cellular cavities in thermoplastic material in which the medium which forms the gas bubbles is bound to a carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2514691A DE2514691C3 (de) | 1975-04-04 | 1975-04-04 | Verfahren zum Erzeugen von Zellhohlräumen in thermoplastischen Kunststoffen oder Kunststofformmassen |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2514691A1 DE2514691A1 (de) | 1976-10-14 |
| DE2514691B2 DE2514691B2 (de) | 1977-10-06 |
| DE2514691C3 true DE2514691C3 (de) | 1978-09-07 |
Family
ID=5943058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2514691A Expired DE2514691C3 (de) | 1975-04-04 | 1975-04-04 | Verfahren zum Erzeugen von Zellhohlräumen in thermoplastischen Kunststoffen oder Kunststofformmassen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4104207A (https=) |
| JP (1) | JPS51123275A (https=) |
| DE (1) | DE2514691C3 (https=) |
| FR (1) | FR2306066A1 (https=) |
| IT (1) | IT1058074B (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5728406A (en) * | 1989-07-11 | 1998-03-17 | Amesbury Group, Inc. | Apparatus for extruding a low density thermoplastic foam |
| ATE183685T1 (de) * | 1991-04-23 | 1999-09-15 | Amesbury Group Inc | Verfahren zum extrudieren von schaumstoff niedriger dichte unter verwendung von wasser als treibmittel |
| US6110404A (en) * | 1998-08-14 | 2000-08-29 | Ligon Brothers Manufacturing Company | Method of extruding thermoplastic elastomer foam using water as a blowing agent |
| US6642429B1 (en) * | 1999-06-30 | 2003-11-04 | Kimberly-Clark Worldwide, Inc. | Personal care articles with reduced polymer fibers |
| US6939496B2 (en) * | 1999-12-20 | 2005-09-06 | Psa Composites, Llc | Method and apparatus for forming composite material and composite material therefrom |
| JP2002363325A (ja) * | 2001-06-06 | 2002-12-18 | Tadashi Hasegawa | 発泡プラスチックの製造方法 |
| US7883651B1 (en) * | 2002-11-18 | 2011-02-08 | Lords Additives LLC | Lignoellulosic, borate filled, thermoplastic composites |
| US7718251B2 (en) | 2006-03-10 | 2010-05-18 | Amesbury Group, Inc. | Systems and methods for manufacturing reinforced weatherstrip |
| CN107923217A (zh) | 2015-02-13 | 2018-04-17 | 埃美斯博瑞集团有限公司 | 低压缩力的tpe耐候性密封件 |
| BR112023006046A2 (pt) | 2020-10-05 | 2023-05-09 | Woamy Oy | Método e aparelho para produzir espuma sólida, produto e uso |
| CN114775102B (zh) * | 2022-04-08 | 2024-08-16 | 宁波杰出新材料有限公司 | 一种含气泡热塑性弹性体材料及其制备方法 |
| CN115505202A (zh) * | 2022-09-15 | 2022-12-23 | 重庆普利特新材料有限公司 | 一种汽车内饰用自发泡天然纤维素纤维填充聚丙烯材料及其制备方法 |
| DE102024200357A1 (de) * | 2024-01-16 | 2025-07-17 | Volkswagen Aktiengesellschaft | Verfahren zur Herstellung eines geschäumten Kunststoffbauteils |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3138478A (en) * | 1960-07-18 | 1964-06-23 | Richardson Co | Method of encapsulating a particulate gas-evolving agent by polymerizing a monomer onto the surface of said agent |
| US3502754A (en) * | 1965-05-21 | 1970-03-24 | Owens Illinois Inc | Process of extruding a cellular polymeric composition |
| JPS5052156A (https=) * | 1973-08-31 | 1975-05-09 |
-
1975
- 1975-04-04 DE DE2514691A patent/DE2514691C3/de not_active Expired
-
1976
- 1976-04-02 IT IT48858/76A patent/IT1058074B/it active
- 1976-04-02 FR FR7609691A patent/FR2306066A1/fr active Granted
- 1976-04-05 US US05/673,528 patent/US4104207A/en not_active Expired - Lifetime
- 1976-04-05 JP JP51038121A patent/JPS51123275A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2306066A1 (fr) | 1976-10-29 |
| DE2514691B2 (de) | 1977-10-06 |
| DE2514691A1 (de) | 1976-10-14 |
| FR2306066B3 (https=) | 1978-12-22 |
| JPS51123275A (en) | 1976-10-27 |
| IT1058074B (it) | 1982-04-10 |
| US4104207A (en) | 1978-08-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BGA | New person/name/address of the applicant | ||
| BF | Willingness to grant licences | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee | ||
| 8380 | Miscellaneous part iii |
Free format text: WIEDEREINSETZUNG IN DEN VORHERGEHENDEN STAND |
|
| 8339 | Ceased/non-payment of the annual fee |