BR0302052A - Processo para a preparação de peças moldadas de poliuretano e sua aplicação - Google Patents

Processo para a preparação de peças moldadas de poliuretano e sua aplicação

Info

Publication number
BR0302052A
BR0302052A BR0302052A BR0302052A BR0302052A BR 0302052 A BR0302052 A BR 0302052A BR 0302052 A BR0302052 A BR 0302052A BR 0302052 A BR0302052 A BR 0302052A BR 0302052 A BR0302052 A BR 0302052A
Authority
BR
Brazil
Prior art keywords
application
molded parts
preparation
polyurethane molded
polyurethane
Prior art date
Application number
BR0302052A
Other languages
English (en)
Inventor
Werner Rasshofer
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of BR0302052A publication Critical patent/BR0302052A/pt

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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/33—Agglomerating foam fragments, e.g. waste foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • 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
    • B29B17/0026—Recovery of plastics or other constituents of waste material containing plastics by agglomeration or compacting
    • B29B17/0036—Recovery of plastics or other constituents of waste material containing plastics by agglomeration or compacting of large particles, e.g. beads, granules, pellets, flakes, slices
    • 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
    • B29B17/0026—Recovery of plastics or other constituents of waste material containing plastics by agglomeration or compacting
    • B29B17/0042—Recovery of plastics or other constituents of waste material containing plastics by agglomeration or compacting for shaping parts, e.g. multilayered parts with at least one layer containing regenerated plastic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/20—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored
    • B29C67/207—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 for porous or cellular articles, e.g. of foam plastics, coarse-pored comprising impregnating expanded particles or fragments with a binder
    • 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
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • 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
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/04—Foams characterised by their properties characterised by the foam pores
    • C08J2205/05—Open cells, i.e. more than 50% of the pores are open
    • 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
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/10—Rigid foams
    • 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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2475/04—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

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

"PROCESSO PARA A PREPARAçãO DE PEçAS MOLDADAS DE POLIURETANO E SUA APLICAçãO". A presente invenção refere-se a um processo para a preparação de peças moldadas, blocos e cilindros de poliuretano a partir de substâncias residuais da produção e/ou a partir das chamadas peças post-consumer à base de poliuretano pela técnica composta de flocos e sua aplicação.
BR0302052A 2002-06-26 2003-06-24 Processo para a preparação de peças moldadas de poliuretano e sua aplicação BR0302052A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2002128473 DE10228473A1 (de) 2002-06-26 2002-06-26 Polyurethanformteile, ein Verfahren zu ihrer Herstellung und ihre Verwendung

Publications (1)

Publication Number Publication Date
BR0302052A true BR0302052A (pt) 2004-09-08

Family

ID=29716659

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0302052A BR0302052A (pt) 2002-06-26 2003-06-24 Processo para a preparação de peças moldadas de poliuretano e sua aplicação

Country Status (8)

Country Link
US (1) US20040000736A1 (pt)
EP (1) EP1375104A1 (pt)
JP (1) JP2004027235A (pt)
KR (1) KR20040002678A (pt)
BR (1) BR0302052A (pt)
CA (1) CA2432966A1 (pt)
DE (1) DE10228473A1 (pt)
MX (1) MXPA03005760A (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5022717B2 (ja) * 2007-01-25 2012-09-12 株式会社イノアックコーポレーション 衣料用パッド部材成形用シートの製造方法
CA2706263C (en) * 2010-06-03 2016-08-02 Giant Factories Inc. Method for recycling cured foam insulation for use in insulating cavities of devices requiring thermal insulation
CN102443127B (zh) * 2011-10-17 2013-04-10 中国农业大学 一种工业辣椒废渣制备生物可降解聚氨酯泡沫的方法
DE102015118958A1 (de) * 2015-11-05 2017-05-11 Puren Gmbh Funktionswerkstoff mit zumindest einem Additiv
JP6754617B2 (ja) * 2016-05-25 2020-09-16 日産自動車株式会社 繊維強化樹脂成形品および繊維強化樹脂成形品の製造方法
CN112549411B (zh) * 2020-11-20 2022-03-11 美瑞新材料股份有限公司 一种制备发泡热塑性聚氨酯鞋中底的方法和设备
EP4088923B1 (de) 2021-05-11 2024-04-10 Oskar GmbH Formteil mit erhöhter stabilität zur herstellung von möbelstücken und verfahren zu dessen herstellung und verwendung
EP4265673A1 (de) 2022-04-22 2023-10-25 Covestro Deutschland AG Verfahren zur herstellung von schaumstoffformteilen, -blöcken oder -zylindern
DE202022002946U1 (de) 2022-11-15 2024-02-07 Oskar Gmbh Formteil mit erhöhter Stabilität durch Materialfasern mit einer definierten Auftragsmenge der Klebeschicht zur Herstellung von Möbelstücken
EP4371757A1 (de) 2022-11-15 2024-05-22 Oskar GmbH Formteil mit erhöhter stabilität durch aluminiumteilchen eines begrenzten gewichts zur herstellung von möbelstücken und verfahren zu dessen herstellung und verwendung
DE202022002945U1 (de) 2022-11-15 2024-02-06 Oskar Gmbh Formteil mit erhöhter Stabilität durch Aluminiumteilchen eines begrenzten Gewichts zur Herstellung von Möbelstücken
EP4371756A1 (de) 2022-11-15 2024-05-22 Oskar GmbH Formteil mit erhöhter stabilität durch materialfasern mit einer definierten auftragsmenge der klebeschicht zur herstellung von möbelstücken und verfahren zu dessen herstellung und verwendung

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3594335A (en) * 1969-06-12 1971-07-20 Nat Gypsum Co Shaped bodies of bonded rigid polyurethane foam particles
JPS5734926A (en) * 1980-08-11 1982-02-25 Inoue Mtp Co Ltd Manufacture of heat insulating material utilizing waste material of hard polyurethane foam
DE4025102A1 (de) * 1990-08-08 1992-02-20 Welsh & Partner Aps Gmbh Wiedergewinnung von schaumstoffresten und/oder schaumstoffabfaellen
DE4306447C2 (de) * 1992-03-30 1996-11-28 Hecker & Krosch Gmbh & Co Kg Recycling-Verfahren für Polyurethan-Hartschaum
DE4333330A1 (de) * 1993-09-30 1995-04-06 Basf Ag Verfahren zur Herstellung von Schaumstoff-Formteilen
BE1007739A3 (nl) * 1993-11-18 1995-10-10 Recticel Geagglomereerd polyurethaanschuim en werkwijze voor het vervaardigen daarvan.
DE4415586C1 (de) * 1994-05-03 1996-02-08 Stankiewicz Gmbh Verfahren zur Herstellung eines Verbundschaums aus Schaumflocken, Verbundschaum sowie Verwendungen dieses Verbundschaumes
GB9410460D0 (en) * 1994-05-25 1994-07-13 Arco Chem Tech Manufacture of low density products containing recycled foam
US6136870A (en) * 1995-07-10 2000-10-24 Foamex L.P. Modified rebond polyurethane foam structure and method of making such structure
JPH09302219A (ja) * 1996-05-15 1997-11-25 Kurabo Ind Ltd 防水性ポリウレタンフォーム
DE19628412C2 (de) * 1996-07-15 1999-09-09 Wiegand Anlage zur Aufbereitung von Hartschaum, insbesondere deponiertem Polystyrol-Hartschaum
JPH10193356A (ja) * 1997-01-08 1998-07-28 Ikeda Bussan Co Ltd チップウレタンの製造方法
DE29810967U1 (de) * 1997-07-05 1998-09-17 Hennecke GmbH, 51373 Leverkusen Vorrichtung zum Herstellen von Blöcken aus Schaumstoff-Flocken
DE19834100C2 (de) * 1998-07-29 2000-05-11 Hennecke Gmbh Verfahren und Vorrichtung zum Herstellen von Schaumstoffblöcken mit eckigem Querschnitt im Flocken-Verbund
ES2255274T3 (es) * 1999-06-24 2006-06-16 Recticel Espuma aglomeradora y proceso de fabricacion de la misma.
JP2001129885A (ja) * 1999-11-04 2001-05-15 Bridgestone Corp ウレタンチップ成形品及びその製造方法

Also Published As

Publication number Publication date
CA2432966A1 (en) 2003-12-26
MXPA03005760A (es) 2004-04-02
JP2004027235A (ja) 2004-01-29
KR20040002678A (ko) 2004-01-07
EP1375104A1 (de) 2004-01-02
DE10228473A1 (de) 2004-02-05
US20040000736A1 (en) 2004-01-01

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Legal Events

Date Code Title Description
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]