DE2316114A1 - Verfahren zur herstellung von gegenstaenden aus zellfoermigen thermoplasten - Google Patents
Verfahren zur herstellung von gegenstaenden aus zellfoermigen thermoplastenInfo
- Publication number
- DE2316114A1 DE2316114A1 DE2316114A DE2316114A DE2316114A1 DE 2316114 A1 DE2316114 A1 DE 2316114A1 DE 2316114 A DE2316114 A DE 2316114A DE 2316114 A DE2316114 A DE 2316114A DE 2316114 A1 DE2316114 A1 DE 2316114A1
- Authority
- DE
- Germany
- Prior art keywords
- crystalline
- porous
- extrusion
- expanded
- partially crystalline
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 17
- 229920001169 thermoplastic Polymers 0.000 title claims description 12
- 239000004416 thermosoftening plastic Substances 0.000 title claims description 9
- 238000004519 manufacturing process Methods 0.000 title claims description 6
- 238000001125 extrusion Methods 0.000 claims description 23
- 239000000126 substance Substances 0.000 claims description 20
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical class O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 13
- 239000004113 Sepiolite Substances 0.000 claims description 12
- 229910052624 sepiolite Inorganic materials 0.000 claims description 12
- 235000019355 sepiolite Nutrition 0.000 claims description 12
- 238000001746 injection moulding Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000001413 cellular effect Effects 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 3
- 230000036571 hydration Effects 0.000 claims description 3
- 238000006703 hydration reaction Methods 0.000 claims description 3
- 239000003562 lightweight material Substances 0.000 claims description 3
- 230000002441 reversible effect Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 230000000887 hydrating effect Effects 0.000 claims 1
- 239000010457 zeolite Substances 0.000 description 13
- 229910021536 Zeolite Inorganic materials 0.000 description 12
- 239000003380 propellant Substances 0.000 description 5
- 239000004793 Polystyrene Substances 0.000 description 4
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 229920002223 polystyrene Polymers 0.000 description 4
- 239000012815 thermoplastic material Substances 0.000 description 4
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 2
- 235000017557 sodium bicarbonate Nutrition 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 206010016766 flatulence Diseases 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229920005669 high impact polystyrene Polymers 0.000 description 1
- 239000004797 high-impact polystyrene Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000011020 iolite Substances 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 230000008961 swelling 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
- B29C44/36—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
- B29C44/461—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
-
- 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
-
- 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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7211343A FR2177584B1 (enExample) | 1972-03-30 | 1972-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2316114A1 true DE2316114A1 (de) | 1973-10-11 |
Family
ID=9096109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2316114A Pending DE2316114A1 (de) | 1972-03-30 | 1973-03-30 | Verfahren zur herstellung von gegenstaenden aus zellfoermigen thermoplasten |
Country Status (9)
| Country | Link |
|---|---|
| BE (1) | BE797010A (enExample) |
| CH (1) | CH568144A5 (enExample) |
| DE (1) | DE2316114A1 (enExample) |
| ES (1) | ES413141A1 (enExample) |
| FR (1) | FR2177584B1 (enExample) |
| GB (1) | GB1403808A (enExample) |
| IT (1) | IT984285B (enExample) |
| LU (1) | LU67272A1 (enExample) |
| NL (1) | NL7304293A (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX173573B (es) * | 1989-06-19 | 1994-03-16 | Subsurface Technology Corp | Mejoras en tubo poroso y proceso para producirlo |
| DE19610330A1 (de) * | 1996-03-16 | 1997-09-18 | Gefinex Jackon Gmbh | Herstellung von Kunststoffschaum |
| US5639799A (en) * | 1996-10-15 | 1997-06-17 | Albemarle Corporation | Heat stabilized flame retardant styrenic polymer foam compositions |
| WO2012018422A1 (en) | 2010-08-03 | 2012-02-09 | Ferro Corporation | Polymer composite foams |
| US9873772B2 (en) | 2012-12-17 | 2018-01-23 | A. Schulman, Inc. | Polymer foams |
| CN106317445B (zh) * | 2015-06-29 | 2019-01-15 | 北京化工大学 | 一种负载化结晶水合物发泡剂、其制备方法及应用 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB903564A (en) * | 1959-12-10 | 1962-08-15 | Dow Chemical Co | Process for making foamed styrene polymers |
-
1972
- 1972-03-30 FR FR7211343A patent/FR2177584B1/fr not_active Expired
-
1973
- 1973-03-19 BE BE128986A patent/BE797010A/xx unknown
- 1973-03-22 LU LU67272A patent/LU67272A1/xx unknown
- 1973-03-26 CH CH436973A patent/CH568144A5/xx not_active IP Right Cessation
- 1973-03-27 IT IT49080/73A patent/IT984285B/it active
- 1973-03-28 GB GB1495373A patent/GB1403808A/en not_active Expired
- 1973-03-28 NL NL7304293A patent/NL7304293A/xx not_active Application Discontinuation
- 1973-03-29 ES ES413141A patent/ES413141A1/es not_active Expired
- 1973-03-30 DE DE2316114A patent/DE2316114A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ES413141A1 (es) | 1976-01-16 |
| CH568144A5 (enExample) | 1975-10-31 |
| BE797010A (fr) | 1973-09-19 |
| IT984285B (it) | 1974-11-20 |
| NL7304293A (enExample) | 1973-10-02 |
| GB1403808A (en) | 1975-08-28 |
| FR2177584B1 (enExample) | 1974-12-20 |
| FR2177584A1 (enExample) | 1973-11-09 |
| LU67272A1 (enExample) | 1973-09-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |