BE864912A - Procede pour decomposer des resines synthetiques de polyurethannes en produits reutilisables dans la preparation de ces resines - Google Patents
Procede pour decomposer des resines synthetiques de polyurethannes en produits reutilisables dans la preparation de ces resinesInfo
- Publication number
- BE864912A BE864912A BE185945A BE185945A BE864912A BE 864912 A BE864912 A BE 864912A BE 185945 A BE185945 A BE 185945A BE 185945 A BE185945 A BE 185945A BE 864912 A BE864912 A BE 864912A
- Authority
- BE
- Belgium
- Prior art keywords
- resins
- preparation
- polyurethan
- reusable products
- decomposing synthetic
- Prior art date
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
- C08J11/18—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
-
- 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
-
- 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)
- Health & Medical Sciences (AREA)
- Sustainable Development (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Polyurethanes Or Polyureas (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772711145 DE2711145A1 (de) | 1977-03-15 | 1977-03-15 | Verfahren zur spaltung von polyurethankunststoffen |
Publications (1)
Publication Number | Publication Date |
---|---|
BE864912A true BE864912A (fr) | 1978-09-15 |
Family
ID=6003643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE185945A BE864912A (fr) | 1977-03-15 | 1978-03-15 | Procede pour decomposer des resines synthetiques de polyurethannes en produits reutilisables dans la preparation de ces resines |
Country Status (8)
Country | Link |
---|---|
US (1) | US4160749A (xx) |
JP (1) | JPS53113896A (xx) |
BE (1) | BE864912A (xx) |
DE (1) | DE2711145A1 (xx) |
ES (1) | ES467840A1 (xx) |
FR (1) | FR2383905A1 (xx) |
GB (1) | GB1569731A (xx) |
IT (1) | IT1104616B (xx) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5047456A (en) * | 1989-04-21 | 1991-09-10 | Kimberly-Clark Corporation | Thermally reversible superabsorbent polymers |
US5491210A (en) * | 1989-04-21 | 1996-02-13 | Kimberly-Clark Corporation | Thermally reversible polymers |
US5288760A (en) * | 1992-08-31 | 1994-02-22 | Ford Motor Company | Separation and salvage of components of parts |
JPH08176337A (ja) * | 1994-12-27 | 1996-07-09 | Sumitomo Bayer Urethane Kk | ウレタン結合および/またはウレア結合を含む重合体の分解方法 |
DE19540950A1 (de) * | 1995-11-03 | 1997-05-07 | Bayer Ag | Unter Einsatz von Recycling-Polyolen hergestellte Polyurethan-Formkörper, ein Verfahren zu deren Herstellung sowie deren Verwendung |
DE19913431C2 (de) * | 1999-03-25 | 2001-10-11 | Inst Verbundwerkstoffe Gmbh | Verfahren zur Zähmodifizierung von Duromersystemen durch Zugabe von teilvernetztem Polyurethan |
JP2004168956A (ja) * | 2002-11-22 | 2004-06-17 | Toshiba Corp | ウレタン樹脂の処理方法、ウレタン樹脂分解生成物、再生樹脂の製造方法、及び再生樹脂 |
US20050037194A1 (en) * | 2003-08-15 | 2005-02-17 | Kimberly-Clark Worldwide, Inc. | Thermoplastic polymers with thermally reversible and non-reversible linkages, and articles using same |
US7763341B2 (en) | 2004-01-23 | 2010-07-27 | Century-Board Usa, Llc | Filled polymer composite and synthetic building material compositions |
CN101111353B (zh) | 2004-06-24 | 2011-09-28 | 世纪-博得美国公司 | 用于三维泡沫产品的连续成型设备 |
US7794224B2 (en) | 2004-09-28 | 2010-09-14 | Woodbridge Corporation | Apparatus for the continuous production of plastic composites |
US8138234B2 (en) | 2006-03-24 | 2012-03-20 | Century-Board Usa, Llc | Polyurethane composite materials |
WO2011005705A2 (en) * | 2009-07-06 | 2011-01-13 | Boral Material Technologies Inc. | Vacuum removal of entrained gasses in extruded, foamed polyurethane |
US9481759B2 (en) * | 2009-08-14 | 2016-11-01 | Boral Ip Holdings Llc | Polyurethanes derived from highly reactive reactants and coal ash |
US8846776B2 (en) * | 2009-08-14 | 2014-09-30 | Boral Ip Holdings Llc | Filled polyurethane composites and methods of making same |
US20110086933A1 (en) * | 2009-08-14 | 2011-04-14 | Boral Material Technologies Inc. | Filled polyurethane composites and methods of making same |
US20110086932A1 (en) * | 2009-08-14 | 2011-04-14 | Boral Material Technologies Inc. | Polyurethanes derived from lesquerella oil |
AU2012318528A1 (en) | 2011-10-07 | 2014-05-22 | Boral Ip Holdings (Australia) Pty Limited | Inorganic polymer/organic polymer composites and methods of making same |
JP5875968B2 (ja) * | 2012-12-07 | 2016-03-02 | 株式会社カネコ化学 | ポリウレタンフォーム減容固化剤 |
US9932457B2 (en) | 2013-04-12 | 2018-04-03 | Boral Ip Holdings (Australia) Pty Limited | Composites formed from an absorptive filler and a polyurethane |
CN104086737B (zh) * | 2014-07-01 | 2016-06-22 | 中国林业科学研究院林产化学工业研究所 | 酚醛泡沫用阻燃增韧聚氨酯半预聚体的制备方法 |
US10138341B2 (en) | 2014-07-28 | 2018-11-27 | Boral Ip Holdings (Australia) Pty Limited | Use of evaporative coolants to manufacture filled polyurethane composites |
US9752015B2 (en) | 2014-08-05 | 2017-09-05 | Boral Ip Holdings (Australia) Pty Limited | Filled polymeric composites including short length fibers |
US9988512B2 (en) | 2015-01-22 | 2018-06-05 | Boral Ip Holdings (Australia) Pty Limited | Highly filled polyurethane composites |
US10030126B2 (en) | 2015-06-05 | 2018-07-24 | Boral Ip Holdings (Australia) Pty Limited | Filled polyurethane composites with lightweight fillers |
US20170267585A1 (en) | 2015-11-12 | 2017-09-21 | Amitabha Kumar | Filled polyurethane composites with size-graded fillers |
DE102016122276A1 (de) | 2016-11-18 | 2018-05-24 | H & S Anlagentechnik Gmbh | Recyclingpolyol |
DE102016122275B4 (de) | 2016-11-18 | 2020-04-02 | H & S Anlagentechnik Gmbh | Verfahren zur Herstellung von Polyoldispersionen aus Polyurethanabfällen und deren Verwendung |
MX2023005900A (es) | 2020-11-20 | 2023-06-06 | Huntsman Int Llc | Composicion de poliol estabilizado mejorado. |
DE102022106914A1 (de) * | 2022-03-23 | 2023-09-28 | Performance Chemicals Handels Gmbh | Verfahren zur Herstellung von Polyurethanschaumstoff-Körpern unter Zurückführung von Verschnitt in Form eines Depolymerisates |
WO2024141650A1 (en) | 2022-12-30 | 2024-07-04 | Basf Se | Recycling process |
WO2024141649A1 (en) | 2022-12-30 | 2024-07-04 | Basf Se | Solvatization of linear polyurethane-materials via caprolactam/alcohole mixtures |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE548992A (xx) * | 1955-06-27 | 1900-01-01 | ||
US3117940A (en) * | 1960-11-14 | 1964-01-14 | Mobay Chemical Corp | Method of dissolving polyurethanes |
DE2062289C2 (de) * | 1970-12-17 | 1982-12-30 | Bayer Ag, 5090 Leverkusen | Verwendung von extrem niederviskosen Addukten aus Lactamen mit Wasser bzw. Oximen |
DE2117576A1 (de) * | 1971-04-10 | 1972-10-19 | Bayer | Diisocyanat-Polyadditionsprodukte |
US4013625A (en) * | 1972-08-05 | 1977-03-22 | Bayer Aktiengesellschaft | Process for the linearization of polyurethanes with lactams and lactam addition compounds |
JPS5171381A (en) * | 1974-12-19 | 1976-06-21 | Bridgestone Tire Co Ltd | Horiuretanfuoomuno bunkaikaishuho |
US4035314A (en) * | 1975-06-02 | 1977-07-12 | The Firestone Tire & Rubber Company | Recovery of polyurethane prepolymer and amine salt |
-
1977
- 1977-03-15 DE DE19772711145 patent/DE2711145A1/de not_active Withdrawn
-
1978
- 1978-02-23 US US05/880,536 patent/US4160749A/en not_active Expired - Lifetime
- 1978-03-10 GB GB9538/78A patent/GB1569731A/en not_active Expired
- 1978-03-13 JP JP2782678A patent/JPS53113896A/ja active Pending
- 1978-03-13 IT IT4840178A patent/IT1104616B/it active
- 1978-03-14 ES ES467840A patent/ES467840A1/es not_active Expired
- 1978-03-15 FR FR7807502A patent/FR2383905A1/fr active Granted
- 1978-03-15 BE BE185945A patent/BE864912A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES467840A1 (es) | 1978-11-01 |
FR2383905A1 (fr) | 1978-10-13 |
JPS53113896A (en) | 1978-10-04 |
DE2711145A1 (de) | 1978-09-21 |
US4160749A (en) | 1979-07-10 |
IT1104616B (it) | 1985-10-21 |
GB1569731A (en) | 1980-06-18 |
FR2383905B1 (xx) | 1983-11-18 |
IT7848401A0 (it) | 1978-03-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: BAYER A.G. Effective date: 19840315 |