FR2229722B1 - - Google Patents
Info
- Publication number
- FR2229722B1 FR2229722B1 FR7417047A FR7417047A FR2229722B1 FR 2229722 B1 FR2229722 B1 FR 2229722B1 FR 7417047 A FR7417047 A FR 7417047A FR 7417047 A FR7417047 A FR 7417047A FR 2229722 B1 FR2229722 B1 FR 2229722B1
- Authority
- FR
- France
- 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
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
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
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- 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
- 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
-
- 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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
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)
- Graft Or Block Polymers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2427273A IT987708B (it) | 1973-05-18 | 1973-05-18 | Procedimento per la produzione di particelle di polistirene espandibile per l ottenimento di corpi stampati a struttura cellulare con elevate caratteri stiche |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2229722A1 FR2229722A1 (fr) | 1974-12-13 |
FR2229722B1 true FR2229722B1 (fr) | 1977-03-11 |
Family
ID=11212856
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7417047A Expired FR2229722B1 (fr) | 1973-05-18 | 1974-05-16 |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS5041965A (fr) |
BE (1) | BE815185A (fr) |
CA (1) | CA1033127A (fr) |
DE (1) | DE2424021A1 (fr) |
DK (1) | DK144335C (fr) |
FR (1) | FR2229722B1 (fr) |
GB (1) | GB1467889A (fr) |
IT (1) | IT987708B (fr) |
NL (1) | NL7406524A (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2860456D1 (en) * | 1977-06-10 | 1981-03-26 | Basf Wyandotte Corp | Beads of expandable polystyrene with stabilized cell structure and process for making them. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL137714C (fr) * | 1962-01-02 | 1900-01-01 | ||
US3558534A (en) * | 1969-03-21 | 1971-01-26 | Michal Niechwiadowicz | Molding expandable alkenyl aromatic polymer beads |
GB1297105A (fr) * | 1970-01-20 | 1972-11-22 | ||
US3682844A (en) * | 1970-09-29 | 1972-08-08 | Cupples Container Co | Expandable polystyrene and method for producing same |
-
1973
- 1973-05-18 IT IT2427273A patent/IT987708B/it active
-
1974
- 1974-05-15 NL NL7406524A patent/NL7406524A/xx not_active Application Discontinuation
- 1974-05-15 DK DK265374A patent/DK144335C/da active
- 1974-05-16 JP JP5391274A patent/JPS5041965A/ja active Pending
- 1974-05-16 FR FR7417047A patent/FR2229722B1/fr not_active Expired
- 1974-05-17 GB GB2200674A patent/GB1467889A/en not_active Expired
- 1974-05-17 DE DE19742424021 patent/DE2424021A1/de not_active Withdrawn
- 1974-05-17 BE BE144444A patent/BE815185A/fr unknown
- 1974-05-17 CA CA200,177A patent/CA1033127A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
IT987708B (it) | 1975-03-20 |
FR2229722A1 (fr) | 1974-12-13 |
DK144335C (da) | 1982-07-19 |
CA1033127A (fr) | 1978-06-20 |
NL7406524A (fr) | 1974-11-20 |
GB1467889A (en) | 1977-03-23 |
JPS5041965A (fr) | 1975-04-16 |
BE815185A (fr) | 1974-11-18 |
DK144335B (da) | 1982-02-22 |
DE2424021A1 (de) | 1974-12-12 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |