GB1429835A - Manufacture of foams of ethylene polymers - Google Patents
Manufacture of foams of ethylene polymersInfo
- Publication number
- GB1429835A GB1429835A GB3651673A GB3651673A GB1429835A GB 1429835 A GB1429835 A GB 1429835A GB 3651673 A GB3651673 A GB 3651673A GB 3651673 A GB3651673 A GB 3651673A GB 1429835 A GB1429835 A GB 1429835A
- Authority
- GB
- United Kingdom
- Prior art keywords
- heating
- pressure
- ethylene polymer
- expanding
- cross
- 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
- 229920000573 polyethylene Polymers 0.000 title abstract 7
- 239000006260 foam Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 239000003795 chemical substances by application Substances 0.000 abstract 5
- 238000010438 heat treatment Methods 0.000 abstract 5
- 238000001816 cooling Methods 0.000 abstract 3
- 239000003431 cross linking reagent Substances 0.000 abstract 3
- 238000000354 decomposition reaction Methods 0.000 abstract 3
- 239000000203 mixture Substances 0.000 abstract 3
- 229910052757 nitrogen Inorganic materials 0.000 abstract 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- 239000011261 inert gas Substances 0.000 abstract 2
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 abstract 2
- UBRWPVTUQDJKCC-UHFFFAOYSA-N 1,3-bis(2-tert-butylperoxypropan-2-yl)benzene Chemical compound CC(C)(C)OOC(C)(C)C1=CC=CC(C(C)(C)OOC(C)(C)C)=C1 UBRWPVTUQDJKCC-UHFFFAOYSA-N 0.000 abstract 1
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 abstract 1
- 239000004156 Azodicarbonamide Substances 0.000 abstract 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 abstract 1
- 239000005977 Ethylene Substances 0.000 abstract 1
- 239000004698 Polyethylene Substances 0.000 abstract 1
- 229920002367 Polyisobutene Polymers 0.000 abstract 1
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 abstract 1
- 235000019399 azodicarbonamide Nutrition 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- -1 polyethylene Polymers 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 230000008023 solidification Effects 0.000 abstract 1
- 238000007711 solidification Methods 0.000 abstract 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
- C08J9/06—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 chemical 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
- 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
- C08J2323/04—Homopolymers or copolymers of ethene
Landscapes
- Chemical & Material Sciences (AREA)
- General 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722237955 DE2237955A1 (de) | 1972-08-02 | 1972-08-02 | Verfahren zur herstellung von schaumstoffen aus olefinpolymerisaten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1429835A true GB1429835A (en) | 1976-03-31 |
Family
ID=5852439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3651673A Expired GB1429835A (en) | 1972-08-02 | 1973-08-01 | Manufacture of foams of ethylene polymers |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2237955A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2194733B3 (enrdf_load_stackoverflow) |
| GB (1) | GB1429835A (enrdf_load_stackoverflow) |
| NL (1) | NL7310244A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008009395A1 (en) * | 2006-07-20 | 2008-01-24 | Masterplast S.R.L. | Expandable cross-linked polyethylene, method for manufacturing it, and apparatus for performing the method |
-
1972
- 1972-08-02 DE DE19722237955 patent/DE2237955A1/de active Pending
-
1973
- 1973-07-23 NL NL7310244A patent/NL7310244A/xx unknown
- 1973-07-31 FR FR7328010A patent/FR2194733B3/fr not_active Expired
- 1973-08-01 GB GB3651673A patent/GB1429835A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008009395A1 (en) * | 2006-07-20 | 2008-01-24 | Masterplast S.R.L. | Expandable cross-linked polyethylene, method for manufacturing it, and apparatus for performing the method |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2194733B3 (enrdf_load_stackoverflow) | 1976-07-16 |
| DE2237955A1 (de) | 1974-02-14 |
| NL7310244A (enrdf_load_stackoverflow) | 1974-02-05 |
| FR2194733A1 (enrdf_load_stackoverflow) | 1974-03-01 |
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| US3734870A (en) | Preparation of foamed bodies using a urea blowing agent | |
| JPH0570579B2 (enrdf_load_stackoverflow) | ||
| ATE42962T1 (de) | Verfahren zum herstellen von vernetzten geschlossenzelligen polyolefinschaumstoffk¯rpern. | |
| WO1990008803A1 (en) | Foamable thermoplastic polymers and a method for foaming | |
| US3222304A (en) | Expandable polyethylene | |
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| GB1219469A (en) | Cellular foamed products from polymers of proplylene and process for their preparation | |
| JPS59138420A (ja) | 発泡体の製造方法 | |
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| ES272978A1 (es) | Un procedimiento para cuerpos celulares a base de polimeros olefinicos alifaticos termoplasticos |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CSNS | Application of which complete specification have been accepted and published, but patent is not sealed |