FR2404022B1 - - Google Patents
Info
- Publication number
- FR2404022B1 FR2404022B1 FR7827162A FR7827162A FR2404022B1 FR 2404022 B1 FR2404022 B1 FR 2404022B1 FR 7827162 A FR7827162 A FR 7827162A FR 7827162 A FR7827162 A FR 7827162A FR 2404022 B1 FR2404022 B1 FR 2404022B1
- 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
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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
- C08J9/18—Making expandable particles by impregnating polymer particles with the blowing agent
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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
- C08J9/0014—Use of organic additives
- C08J9/0028—Use of organic additives containing nitrogen
-
- 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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE858930 | 1977-09-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2404022A1 FR2404022A1 (fr) | 1979-04-20 |
| FR2404022B1 true FR2404022B1 (US20080293856A1-20081127-C00150.png) | 1982-07-30 |
Family
ID=3861583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7827162A Granted FR2404022A1 (fr) | 1977-09-22 | 1978-09-22 | Procede de preparation de billes expansibles de composes aromatiques polyvinyliques |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2404022A1 (US20080293856A1-20081127-C00150.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1203950A (en) * | 1982-12-23 | 1986-04-29 | Harold S. Cox | Anti-static articles |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES353646A1 (es) * | 1967-07-31 | 1969-10-16 | Koppers Co Inc | Un procedimiento para preparar particulas de polimero de estireno expandible. |
| US3560414A (en) * | 1968-02-09 | 1971-02-02 | Dart Ind Inc | Process for preparing foamable beads |
| GB1408267A (en) * | 1971-11-22 | 1975-10-01 | Shell Int Research | Expandable polymers of vinylidene aromatic compounds |
| US3827990A (en) * | 1972-12-26 | 1974-08-06 | Arco Polymers Inc | Impregnation of polystyrene with trichlorofluoromethane |
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1978
- 1978-09-22 FR FR7827162A patent/FR2404022A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2404022A1 (fr) | 1979-04-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |