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- Withdrawn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
- 239000002699 waste material Substances 0.000 title claims description 52
- 239000004814 polyurethane Substances 0.000 title claims description 51
- 229920002635 polyurethane Polymers 0.000 title claims description 50
- 238000013329 compounding Methods 0.000 title claims description 16
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 238000000034 method Methods 0.000 claims description 26
- 229920001169 thermoplastic Polymers 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 230000015556 catabolic process Effects 0.000 claims description 8
- 239000004416 thermosoftening plastic Substances 0.000 claims description 8
- 238000006731 degradation reaction Methods 0.000 claims description 7
- 238000007872 degassing Methods 0.000 claims description 6
- 239000008187 granular material Substances 0.000 claims description 6
- 239000003365 glass fiber Substances 0.000 claims description 5
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 4
- 239000002861 polymer material Substances 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 239000005060 rubber Substances 0.000 claims description 3
- 239000012815 thermoplastic material Substances 0.000 claims description 3
- 239000013013 elastic material Substances 0.000 claims description 2
- 229920001971 elastomer Polymers 0.000 claims description 2
- 239000011147 inorganic material Substances 0.000 claims description 2
- 229910010272 inorganic material Inorganic materials 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 claims description 2
- 239000005995 Aluminium silicate Substances 0.000 claims 1
- 239000004604 Blowing Agent Substances 0.000 claims 1
- 235000012211 aluminium silicate Nutrition 0.000 claims 1
- -1 chalk Substances 0.000 claims 1
- 239000003086 colorant Substances 0.000 claims 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims 1
- 238000004898 kneading Methods 0.000 claims 1
- 239000006259 organic additive Substances 0.000 claims 1
- 239000004014 plasticizer Substances 0.000 claims 1
- 238000005979 thermal decomposition reaction Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- 238000005299 abrasion Methods 0.000 description 5
- 239000006260 foam Substances 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 239000012948 isocyanate Substances 0.000 description 3
- 150000002513 isocyanates Chemical class 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 239000005038 ethylene vinyl acetate Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003225 polyurethane elastomer Polymers 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 241000237858 Gastropoda Species 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 241000283139 Pusa sibirica Species 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229940125810 compound 20 Drugs 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000010795 gaseous waste Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- JAXFJECJQZDFJS-XHEPKHHKSA-N gtpl8555 Chemical compound OC(=O)C[C@H](N)C(=O)N[C@@H](CCC(O)=O)C(=O)N[C@@H](C(C)C)C(=O)N[C@@H](C(C)C)C(=O)N1CCC[C@@H]1C(=O)N[C@H](B1O[C@@]2(C)[C@H]3C[C@H](C3(C)C)C[C@H]2O1)CCC1=CC=C(F)C=C1 JAXFJECJQZDFJS-XHEPKHHKSA-N 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000002984 plastic foam Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000009528 severe injury Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- AVWRKZWQTYIKIY-UHFFFAOYSA-N urea-1-carboxylic acid Chemical group NC(=O)NC(O)=O AVWRKZWQTYIKIY-UHFFFAOYSA-N 0.000 description 1
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 (cs) | 1975-05-05 | 1975-05-05 | |
| DD18792975A DD125889A2 (cs) | 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 (cs) |
| DE (1) | DE2615840A1 (cs) |
| FR (1) | FR2310383A1 (cs) |
| GB (1) | GB1551274A (cs) |
| HU (1) | HU176966B (cs) |
| SU (1) | SU983129A1 (cs) |
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 |
|---|---|---|---|---|
| DE69324788D1 (de) * | 1993-01-18 | 1999-06-10 | Microlite Sl | Verfahren zum Rückgewinnung von Polyurethan |
| 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 CS CS762971A patent/CS208368B1/cs unknown
- 1976-05-04 GB GB1816476A patent/GB1551274A/en not_active Expired
- 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 |
|---|---|
| CS208368B1 (cs) | 1981-09-15 |
| GB1551274A (en) | 1979-08-30 |
| SU983129A1 (ru) | 1982-12-23 |
| FR2310383A1 (fr) | 1976-12-03 |
| HU176966B (hu) | 1981-06-28 |
| FR2310383B1 (cs) | 1981-09-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |