FR2262040B1 - - Google Patents
Info
- Publication number
- FR2262040B1 FR2262040B1 FR7504784A FR7504784A FR2262040B1 FR 2262040 B1 FR2262040 B1 FR 2262040B1 FR 7504784 A FR7504784 A FR 7504784A FR 7504784 A FR7504784 A FR 7504784A FR 2262040 B1 FR2262040 B1 FR 2262040B1
- 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
- C08J9/04—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
- C08J9/10—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 developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
- C08J9/108—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 developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond in a heterocyclic ring containing at least one carbon atom
Landscapes
- Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Indole Compounds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB812974 | 1974-02-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2262040A1 FR2262040A1 (en) | 1975-09-19 |
| FR2262040B1 true FR2262040B1 (US07368563-20080506-C00056.png) | 1978-03-17 |
Family
ID=9846324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7504784A Granted FR2262040A1 (en) | 1974-02-22 | 1975-02-17 | N-(5-Tetrazolo)-tetrahydro-phthalimides - blowing agents for thermoplastics, esp polycarbonate, causing no discolouration |
Country Status (6)
-
1975
- 1975-02-17 BE BE153446A patent/BE825641A/xx unknown
- 1975-02-17 FR FR7504784A patent/FR2262040A1/fr active Granted
- 1975-02-18 DE DE19752506775 patent/DE2506775A1/de active Pending
- 1975-02-18 NL NL7501883A patent/NL7501883A/xx unknown
- 1975-02-21 BR BR7501094D patent/BR7501094A/pt unknown
- 1975-02-21 JP JP2106575A patent/JPS50129563A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50129563A (US07368563-20080506-C00056.png) | 1975-10-13 |
| DE2506775A1 (de) | 1975-08-28 |
| BR7501094A (pt) | 1975-12-02 |
| NL7501883A (nl) | 1975-08-26 |
| BE825641A (fr) | 1975-08-18 |
| FR2262040A1 (en) | 1975-09-19 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |