FR2194732A1 - Expandable polystyrene foam beads with reduced moulding time - made by polymerisation at higher temps - Google Patents
Expandable polystyrene foam beads with reduced moulding time - made by polymerisation at higher tempsInfo
- Publication number
- FR2194732A1 FR2194732A1 FR7328557A FR7328557A FR2194732A1 FR 2194732 A1 FR2194732 A1 FR 2194732A1 FR 7328557 A FR7328557 A FR 7328557A FR 7328557 A FR7328557 A FR 7328557A FR 2194732 A1 FR2194732 A1 FR 2194732A1
- Authority
- FR
- France
- Prior art keywords
- polymerisation
- polystyrene foam
- expandable polystyrene
- foam beads
- moulding time
- 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.)
- Granted
Links
- 239000011324 bead Substances 0.000 title abstract 2
- 229920006248 expandable polystyrene Polymers 0.000 title 1
- 239000006260 foam Substances 0.000 title 1
- 238000000465 moulding Methods 0.000 title 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 abstract 2
- 229920000642 polymer Polymers 0.000 abstract 2
- LLVWLCAZSOLOTF-UHFFFAOYSA-N 1-methyl-4-[1,4,4-tris(4-methylphenyl)buta-1,3-dienyl]benzene Chemical compound C1=CC(C)=CC=C1C(C=1C=CC(C)=CC=1)=CC=C(C=1C=CC(C)=CC=1)C1=CC=C(C)C=C1 LLVWLCAZSOLOTF-UHFFFAOYSA-N 0.000 abstract 1
- 239000004604 Blowing Agent Substances 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 239000000178 monomer Substances 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
- C08J9/16—Making expandable particles
- C08J9/20—Making expandable particles by suspension polymerisation in the presence of the blowing agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F279/00—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00
- C08F279/02—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00 on to polymers of conjugated dienes
-
- 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
- C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2325/02—Homopolymers or copolymers of hydrocarbons
- C08J2325/04—Homopolymers or copolymers of styrene
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Polymerisation Methods In General (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722238128 DE2238128C2 (de) | 1972-08-03 | 1972-08-03 | Verfahren zur Herstellung von expandierbaren, teilchenförmigen Styrolpolymerisaten mit kurzer Mindestformverweilzeit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2194732A1 true FR2194732A1 (en) | 1974-03-01 |
| FR2194732B1 FR2194732B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-10-20 |
Family
ID=5852521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7328557A Granted FR2194732A1 (en) | 1972-08-03 | 1973-08-03 | Expandable polystyrene foam beads with reduced moulding time - made by polymerisation at higher temps |
Country Status (8)
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1480502A (fr) * | 1965-05-13 | 1967-05-12 | Foster Grant Co Inc | Procédé de préparation de particules plastiques dilatables |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3192169A (en) * | 1965-01-07 | 1965-06-29 | Kenneth W Doak | Method of making expandable polymeric styrene particles |
| DE1256888B (de) * | 1966-01-15 | 1967-12-21 | Basf Ag | Verminderung der Mindestformverweilzeit bei der Herstellung von Zellkoerpern aus Styrolpolymerisaten |
-
1972
- 1972-08-03 DE DE19722238128 patent/DE2238128C2/de not_active Expired
-
1973
- 1973-07-30 AU AU58650/73A patent/AU475819B2/en not_active Expired
- 1973-07-30 AR AR24932773A patent/AR195845A1/es active
- 1973-07-31 CA CA177,701A patent/CA1021912A/en not_active Expired
- 1973-08-03 JP JP8688473A patent/JPS5721527B2/ja not_active Expired
- 1973-08-03 ES ES417542A patent/ES417542A1/es not_active Expired
- 1973-08-03 FR FR7328557A patent/FR2194732A1/fr active Granted
- 1973-08-03 BR BR595173A patent/BR7305951D0/pt unknown
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1480502A (fr) * | 1965-05-13 | 1967-05-12 | Foster Grant Co Inc | Procédé de préparation de particules plastiques dilatables |
Also Published As
| Publication number | Publication date |
|---|---|
| AU5865073A (en) | 1975-01-30 |
| AU475819B2 (en) | 1976-09-02 |
| DE2238128A1 (de) | 1974-03-14 |
| CA1021912A (en) | 1977-12-06 |
| FR2194732B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-10-20 |
| BR7305951D0 (pt) | 1974-05-16 |
| JPS5721527B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-05-08 |
| ES417542A1 (es) | 1976-03-01 |
| DE2238128C2 (de) | 1984-07-12 |
| JPS4959890A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1974-06-11 |
| AR195845A1 (es) | 1973-11-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |