DE2336724A1 - Verfahren zur rueckgewinnung von polyesterfilmabfall - Google Patents
Verfahren zur rueckgewinnung von polyesterfilmabfallInfo
- Publication number
- DE2336724A1 DE2336724A1 DE19732336724 DE2336724A DE2336724A1 DE 2336724 A1 DE2336724 A1 DE 2336724A1 DE 19732336724 DE19732336724 DE 19732336724 DE 2336724 A DE2336724 A DE 2336724A DE 2336724 A1 DE2336724 A1 DE 2336724A1
- Authority
- DE
- Germany
- Prior art keywords
- polyester film
- polyester
- waste
- halogenated
- aliphatic hydrocarbon
- 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.)
- Pending
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
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C11/00—Auxiliary processes in photography
- G03C11/24—Removing emulsion from waste photographic material; Recovery of photosensitive or other substances
-
- 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
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Physics & Mathematics (AREA)
- Sustainable Development (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Prevention Of Fouling (AREA)
- Processing Of Solid Wastes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3522872A GB1432776A (en) | 1972-07-27 | 1972-07-27 | Recovery of polyester film scrap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2336724A1 true DE2336724A1 (de) | 1974-02-07 |
Family
ID=10375323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732336724 Pending DE2336724A1 (de) | 1972-07-27 | 1973-07-19 | Verfahren zur rueckgewinnung von polyesterfilmabfall |
Country Status (9)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4543364A (en) * | 1984-12-13 | 1985-09-24 | The Dow Chemical Company | Recovery of polyethylene terephthalate (PET) |
-
1972
- 1972-07-27 GB GB3522872A patent/GB1432776A/en not_active Expired
-
1973
- 1973-07-09 CA CA175,942A patent/CA1021896A/en not_active Expired
- 1973-07-09 FR FR7325158A patent/FR2194987B1/fr not_active Expired
- 1973-07-10 IT IT8626773A patent/IT994450B/it active
- 1973-07-19 BE BE1005250A patent/BE802535A/xx unknown
- 1973-07-19 DE DE19732336724 patent/DE2336724A1/de active Pending
- 1973-07-19 LU LU68050A patent/LU68050A1/xx unknown
- 1973-07-24 JP JP8353973A patent/JPS4963768A/ja active Pending
- 1973-07-26 IN IN1741/CAL/73A patent/IN139355B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2194987B1 (US07655688-20100202-C00086.png) | 1980-04-25 |
| CA1021896A (en) | 1977-11-29 |
| BE802535A (nl) | 1974-01-21 |
| IT994450B (it) | 1975-10-20 |
| IN139355B (US07655688-20100202-C00086.png) | 1976-06-12 |
| FR2194987A1 (US07655688-20100202-C00086.png) | 1974-03-01 |
| JPS4963768A (US07655688-20100202-C00086.png) | 1974-06-20 |
| LU68050A1 (US07655688-20100202-C00086.png) | 1974-09-25 |
| GB1432776A (en) | 1976-04-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHN | Withdrawal |