BE673069A - - Google Patents
Info
- Publication number
- BE673069A BE673069A BE673069DA BE673069A BE 673069 A BE673069 A BE 673069A BE 673069D A BE673069D A BE 673069DA BE 673069 A BE673069 A BE 673069A
- Authority
- BE
- Belgium
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
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
- C08J11/18—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material
- C08J11/28—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic compounds containing nitrogen, sulfur or phosphorus
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
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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
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
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- 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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Polyurethanes Or Polyureas (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1737064 | 1964-03-30 | ||
| JP6766664 | 1964-12-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE673069A true BE673069A (en) | 1966-03-16 |
Family
ID=26353878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE673069D BE673069A (en) | 1964-03-30 | 1965-11-30 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE673069A (en) |
| DE (1) | DE1570249B2 (en) |
| GB (1) | GB1093884A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2442387C3 (en) * | 1974-09-04 | 1981-09-10 | Bayer Ag, 5090 Leverkusen | Process for the continuous hydrolytic breakdown of hydrolyzable plastic waste |
| US5183514A (en) * | 1991-04-01 | 1993-02-02 | Texaco Chemical Company | Process for dissolving or removing rigid polyurethane foam by contacting with 1,2-dimethyl imidazole |
| CA2342464A1 (en) | 2000-04-04 | 2001-10-04 | Takashi Kumaki | Method of decomposing a polyurethane |
| WO2024187296A1 (en) * | 2023-03-10 | 2024-09-19 | 上纬创新育成股份有限公司 | Degradation method for polyurethane foam |
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1965
- 1965-03-19 GB GB1171165A patent/GB1093884A/en not_active Expired
- 1965-03-29 DE DE19651570249 patent/DE1570249B2/en active Pending
- 1965-11-30 BE BE673069D patent/BE673069A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1570249A1 (en) | 1970-03-12 |
| GB1093884A (en) | 1967-12-06 |
| DE1570249B2 (en) | 1972-01-05 |