DE2615840A1 - Verfahren zur aufbereitung und compoundierung von polyurethanabfaellen - Google Patents
Verfahren zur aufbereitung und compoundierung von polyurethanabfaellenInfo
- Publication number
- DE2615840A1 DE2615840A1 DE19762615840 DE2615840A DE2615840A1 DE 2615840 A1 DE2615840 A1 DE 2615840A1 DE 19762615840 DE19762615840 DE 19762615840 DE 2615840 A DE2615840 A DE 2615840A DE 2615840 A1 DE2615840 A1 DE 2615840A1
- Authority
- DE
- Germany
- Prior art keywords
- polyurethane waste
- waste
- compounding
- polyurethane
- thermoplastic
- 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.)
- Withdrawn
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
- C08J11/10—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
- C08J11/12—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 dry-heat treatment only
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions 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 a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- 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)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD18582675A DD119054A1 (ru) | 1975-05-05 | 1975-05-05 | |
DD18792975A DD125889A2 (ru) | 1975-08-19 | 1975-08-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2615840A1 true DE2615840A1 (de) | 1976-11-18 |
Family
ID=25747548
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19762615840 Withdrawn DE2615840A1 (de) | 1975-05-05 | 1976-04-10 | Verfahren zur aufbereitung und compoundierung von polyurethanabfaellen |
Country Status (6)
Country | Link |
---|---|
CS (1) | CS208368B1 (ru) |
DE (1) | DE2615840A1 (ru) |
FR (1) | FR2310383A1 (ru) |
GB (1) | GB1551274A (ru) |
HU (1) | HU176966B (ru) |
SU (1) | SU983129A1 (ru) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3844664C2 (en) * | 1987-10-17 | 1991-04-25 | Hofmann, Simone, 7030 Boeblingen, De | Articles, esp. panels, prepd. from hard polyurethane foam |
WO1992013696A1 (de) * | 1991-02-01 | 1992-08-20 | Bayer Aktiengesellschaft | Verfahren zur herstellung von thermoplastisch verarbeitbaren kunststoffgemischen und ihre verwendung zur herstellung von formkörpern |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2131567T3 (es) * | 1993-01-18 | 1999-08-01 | Microlite Sl | Procedimiento para la recuperacion de poliuretano. |
DE4309139A1 (de) * | 1993-03-22 | 1994-09-29 | Bayer Ag | Verfahren zur Herstellung von Pulvern und anderen Klein- und Kleinstteilchen |
CN1043863C (zh) * | 1994-02-05 | 1999-06-30 | 车国承 | 用聚氨酯泡沫体生产涂料薄膜-防水聚氨酯胶片的方法 |
CZ303835B6 (cs) * | 2008-12-11 | 2013-05-22 | Vysoké ucení technické v Brne | Zpusob prípravy termodegradabilních polyurethanových pen |
RU2598438C1 (ru) * | 2015-08-03 | 2016-09-27 | Акционерное общество "НПО "Пластполимер" | Способ очистки рециркулирующего потока этилена с винилацетатом от низкомолекулярного сополимера, масел и других органических примесей |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1048695B (de) * | 1959-01-15 | Metzeier Gummiwerke A G München | Verfahren zur Gewinnung von flussigen Spaltprodukten aus festen ver netzten stickstoffhaltigen Polyadditionsprodukten und Vorrichtung zur Durchfuhrung des Verfahrens | |
DE959409C (de) * | 1955-06-26 | 1957-03-07 | Continental Gummi Werke Ag | Verfahren zur Herstellung von Formkoerpern aus einer thermoplastischen polyurethanhaltigen Kunststoffmasse |
DE1089153B (de) * | 1957-02-15 | 1960-09-15 | Pleiger Maschf Paul | Verfahren zur Aufbereitung elastischer, vernetzter Kunststoffe auf der Basis Polyester-Isocyanat fuer eine Wiederverwendung |
-
1976
- 1976-04-10 DE DE19762615840 patent/DE2615840A1/de not_active Withdrawn
- 1976-04-23 HU HU76FO742A patent/HU176966B/hu unknown
- 1976-05-03 SU SU762351860A patent/SU983129A1/ru active
- 1976-05-04 GB GB1816476A patent/GB1551274A/en not_active Expired
- 1976-05-04 CS CS762971A patent/CS208368B1/cs unknown
- 1976-05-05 FR FR7613426A patent/FR2310383A1/fr active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3844664C2 (en) * | 1987-10-17 | 1991-04-25 | Hofmann, Simone, 7030 Boeblingen, De | Articles, esp. panels, prepd. from hard polyurethane foam |
WO1992013696A1 (de) * | 1991-02-01 | 1992-08-20 | Bayer Aktiengesellschaft | Verfahren zur herstellung von thermoplastisch verarbeitbaren kunststoffgemischen und ihre verwendung zur herstellung von formkörpern |
Also Published As
Publication number | Publication date |
---|---|
GB1551274A (en) | 1979-08-30 |
FR2310383B1 (ru) | 1981-09-25 |
HU176966B (hu) | 1981-06-28 |
FR2310383A1 (fr) | 1976-12-03 |
CS208368B1 (cs) | 1981-09-15 |
SU983129A1 (ru) | 1982-12-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8139 | Disposal/non-payment of the annual fee |