DE60134994D1 - Verfahren zur herstellung von polyurethanharnstoffpulver - Google Patents
Verfahren zur herstellung von polyurethanharnstoffpulverInfo
- Publication number
- DE60134994D1 DE60134994D1 DE60134994T DE60134994T DE60134994D1 DE 60134994 D1 DE60134994 D1 DE 60134994D1 DE 60134994 T DE60134994 T DE 60134994T DE 60134994 T DE60134994 T DE 60134994T DE 60134994 D1 DE60134994 D1 DE 60134994D1
- Authority
- DE
- Germany
- Prior art keywords
- producing polyurethane
- urea powder
- urea
- powder
- polyurethane
- 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.)
- Expired - Lifetime
Links
Classifications
-
- 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
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B17/0404—Disintegrating plastics, e.g. by milling to powder
-
- 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
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/0895—Manufacture of polymers by continuous processes
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
- B29B17/04—Disintegrating plastics, e.g. by milling
- B29B2017/0424—Specific disintegrating techniques; devices therefor
- B29B2017/046—Extruder as pressing tool with calibrated die openings for forming and disintegrating pasty or melted material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Artificial Filaments (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/668,130 US6475412B1 (en) | 2000-09-22 | 2000-09-22 | Process for making polyurethaneurea powder |
PCT/US2001/029330 WO2002024776A2 (en) | 2000-09-22 | 2001-09-19 | Process for making polyurethaneurea powder |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60134994D1 true DE60134994D1 (de) | 2008-09-04 |
Family
ID=24681130
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60134994T Expired - Lifetime DE60134994D1 (de) | 2000-09-22 | 2001-09-19 | Verfahren zur herstellung von polyurethanharnstoffpulver |
Country Status (9)
Country | Link |
---|---|
US (1) | US6475412B1 (de) |
EP (1) | EP1322686B1 (de) |
JP (1) | JP4677171B2 (de) |
KR (1) | KR100829676B1 (de) |
CN (1) | CN1205242C (de) |
AU (1) | AU2001291128A1 (de) |
DE (1) | DE60134994D1 (de) |
HK (1) | HK1062180A1 (de) |
WO (1) | WO2002024776A2 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070185003A1 (en) * | 2006-01-18 | 2007-08-09 | Invista North America S.A.R.L. | Non-textile polymer compositions and methods |
US20060276613A1 (en) * | 2005-05-12 | 2006-12-07 | Iskender Yilgor | Polyurethaneurea segmented copolymers |
US9328190B2 (en) | 2006-01-18 | 2016-05-03 | Invista North America S.A.R.L. | Non-textile polymer compositions and methods |
WO2008112418A2 (en) * | 2007-03-12 | 2008-09-18 | Invista Technologies S.A R.L. | Non-textile polymer compositions and methods |
WO2009023765A1 (en) | 2007-08-15 | 2009-02-19 | Invista Technologies S.A.R.L. | Non-textile polymer compositions and methods |
US8309223B2 (en) | 2009-12-22 | 2012-11-13 | David Herbert Roach | Polyimide based purge media and methods relating thereto |
KR101506799B1 (ko) * | 2013-08-13 | 2015-03-27 | 주식회사 효성 | 핫멜트 접착제와의 접착 특성이 향상된 스판덱스 섬유 및 그의 제조방법 |
WO2023285891A1 (en) * | 2021-07-14 | 2023-01-19 | Wijesinghe Arosh Sandeepa | A process for manufacturing waste textile fiber reinforced polymer composites and composites produced therewith |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2425810A1 (de) * | 1974-05-28 | 1975-12-18 | Bayer Ag | Poly(urethan)harnstoff-farbpulver |
US4070346A (en) | 1975-01-21 | 1978-01-24 | Bayer Aktiengesellschaft | Production of polyurethane powder |
US5250245A (en) * | 1991-01-29 | 1993-10-05 | E. I. Du Pont De Nemours And Company | Process for preparing polyester fine filaments |
DE4224164A1 (de) | 1992-07-22 | 1994-01-27 | Bayer Ag | Verfahren zur Herstellung von Formteilen |
US5395055A (en) | 1992-11-03 | 1995-03-07 | Illinois Institute Of Technology | Solid state shear extrusion pulverization |
ATE156410T1 (de) * | 1992-11-03 | 1997-08-15 | Illinois Technology Inst | Extrusion von polymeren in festem zustand zur herstellung von pulver |
DE4309139A1 (de) | 1993-03-22 | 1994-09-29 | Bayer Ag | Verfahren zur Herstellung von Pulvern und anderen Klein- und Kleinstteilchen |
DE4309228A1 (de) | 1993-03-23 | 1994-09-29 | Bayer Ag | Verfahren zur Herstellung von Granulaten, Strängen, Pellets und Formteilen |
US5669599A (en) | 1995-11-03 | 1997-09-23 | Harris Corporation | Magnetic boats |
JPH10512919A (ja) * | 1995-11-16 | 1998-12-08 | イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー | ポリウレタン尿素類を低温で製造する方法およびそれらから作られた製品 |
US6214145B1 (en) * | 1996-07-24 | 2001-04-10 | Dupont Toray Co., Ltd. | Coalesced multifilament spandex and method for its preparation |
US5879596A (en) * | 1996-11-13 | 1999-03-09 | E. I. Du Pont De Nemours And Company | Low temperature process for making polyurethaneureas |
US5973013A (en) | 1997-08-26 | 1999-10-26 | E. I. Du Pont De Nemours And Company | Polyamide/polyurethane micro-blend and process |
-
2000
- 2000-09-22 US US09/668,130 patent/US6475412B1/en not_active Expired - Lifetime
-
2001
- 2001-09-19 KR KR1020037004102A patent/KR100829676B1/ko not_active IP Right Cessation
- 2001-09-19 JP JP2002529184A patent/JP4677171B2/ja not_active Expired - Fee Related
- 2001-09-19 AU AU2001291128A patent/AU2001291128A1/en not_active Abandoned
- 2001-09-19 WO PCT/US2001/029330 patent/WO2002024776A2/en active Application Filing
- 2001-09-19 EP EP20010971217 patent/EP1322686B1/de not_active Expired - Lifetime
- 2001-09-19 CN CNB018159796A patent/CN1205242C/zh not_active Expired - Fee Related
- 2001-09-19 DE DE60134994T patent/DE60134994D1/de not_active Expired - Lifetime
-
2004
- 2004-05-12 HK HK04103333A patent/HK1062180A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR20030036814A (ko) | 2003-05-09 |
US6475412B1 (en) | 2002-11-05 |
WO2002024776A3 (en) | 2002-05-30 |
CN1205242C (zh) | 2005-06-08 |
EP1322686B1 (de) | 2008-07-23 |
JP4677171B2 (ja) | 2011-04-27 |
JP2004512978A (ja) | 2004-04-30 |
WO2002024776A2 (en) | 2002-03-28 |
EP1322686A2 (de) | 2003-07-02 |
CN1461319A (zh) | 2003-12-10 |
AU2001291128A1 (en) | 2002-04-02 |
KR100829676B1 (ko) | 2008-05-16 |
HK1062180A1 (en) | 2004-10-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |