DE60134994D1 - Verfahren zur herstellung von polyurethanharnstoffpulver - Google Patents

Verfahren zur herstellung von polyurethanharnstoffpulver

Info

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
Application number
DE60134994T
Other languages
English (en)
Inventor
David Herbert Roach
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Invista Technologies SARL Switzerland
Original Assignee
Invista Technologies SARL Switzerland
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Invista Technologies SARL Switzerland filed Critical Invista Technologies SARL Switzerland
Application granted granted Critical
Publication of DE60134994D1 publication Critical patent/DE60134994D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
DE60134994T 2000-09-22 2001-09-19 Verfahren zur herstellung von polyurethanharnstoffpulver Expired - Lifetime DE60134994D1 (de)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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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