ATE195458T1 - Kontinuierliche devulkanisierung von vulkanisierten elastomeren durch ultraschall - Google Patents

Kontinuierliche devulkanisierung von vulkanisierten elastomeren durch ultraschall

Info

Publication number
ATE195458T1
ATE195458T1 AT93916558T AT93916558T ATE195458T1 AT E195458 T1 ATE195458 T1 AT E195458T1 AT 93916558 T AT93916558 T AT 93916558T AT 93916558 T AT93916558 T AT 93916558T AT E195458 T1 ATE195458 T1 AT E195458T1
Authority
AT
Austria
Prior art keywords
sulfur
carbon
ultrasonic
vulcanized
elastomers
Prior art date
Application number
AT93916558T
Other languages
English (en)
Inventor
Avraam Isayev
Chen Jianhua
Original Assignee
Univ Akron
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 Univ Akron filed Critical Univ Akron
Application granted granted Critical
Publication of ATE195458T1 publication Critical patent/ATE195458T1/de

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/10—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing sonic or ultrasonic vibrations
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C19/00—Chemical modification of rubber
    • C08C19/08—Depolymerisation
    • 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
    • C08J2321/00—Characterised by the use of unspecified rubbers
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/911—Recycling consumer used articles or products
    • Y10S264/912—From toroidal shapes, e.g. resilient tires

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Sustainable Development (AREA)
  • Toxicology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Materials For Medical Uses (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Disintegrating Or Milling (AREA)
AT93916558T 1992-06-22 1993-06-16 Kontinuierliche devulkanisierung von vulkanisierten elastomeren durch ultraschall ATE195458T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/902,074 US5258413A (en) 1992-06-22 1992-06-22 Continuous ultrasonic devulcanization of valcanized elastomers
PCT/US1993/005758 WO1994000497A1 (en) 1992-06-22 1993-06-16 Continuous ultrasonic devulcanization of vulcanized elastomers
CN93108898A CN1042432C (zh) 1992-06-22 1993-07-16 用超声波对硫化的合成橡胶进行连续脱硫的方法和装置

Publications (1)

Publication Number Publication Date
ATE195458T1 true ATE195458T1 (de) 2000-09-15

Family

ID=36843300

Family Applications (1)

Application Number Title Priority Date Filing Date
AT93916558T ATE195458T1 (de) 1992-06-22 1993-06-16 Kontinuierliche devulkanisierung von vulkanisierten elastomeren durch ultraschall

Country Status (14)

Country Link
US (1) US5258413A (de)
EP (1) EP0647240B1 (de)
JP (1) JP3504947B2 (de)
CN (1) CN1042432C (de)
AT (1) ATE195458T1 (de)
AU (1) AU668581B2 (de)
BR (1) BR9306597A (de)
CA (1) CA2137923C (de)
DE (1) DE69329245T2 (de)
DK (1) DK0647240T3 (de)
ES (1) ES2151512T3 (de)
GR (1) GR3034860T3 (de)
NZ (1) NZ254379A (de)
WO (1) WO1994000497A1 (de)

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WO1995024999A1 (en) * 1994-03-16 1995-09-21 Skf Usa Inc. Method and apparatus for devulcanization of cross-linked elastomers
US6416705B1 (en) 1994-03-16 2002-07-09 Skf Usa, Inc. Method for devulcanization of cross-linked elastomers
US5616646A (en) * 1994-11-07 1997-04-01 Genesee Polymers Corporation Restructuring silicone rubber to produce fluid or grease
US5799880A (en) * 1996-12-02 1998-09-01 Ultramer, Inc. Method and apparatus for continuous devulcanization of rubber
US5904885A (en) * 1997-12-04 1999-05-18 Illinois Institute Of Technology Process for recycling of rubber materials
US6333373B1 (en) 1999-02-10 2001-12-25 R&D Technology, Inc. Ground elastomer and method
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IL132422A0 (en) 1999-10-17 2001-03-19 Levgum Ltd Modifier for devulcanization of cured elastomers mainly vulcanized rubber and method for devulcanization by means of this modifier
US6479558B1 (en) 2000-04-04 2002-11-12 Westinghouse Savannah River Company Microbial processing of used rubber
US6420457B1 (en) 2000-04-04 2002-07-16 Westinghouse Savannah River Company, Llc Microwave treatment of vulcanized rubber
US6407144B1 (en) 2000-04-04 2002-06-18 Westinghouse Savannah River Company, Llc Combination biological and microwave treatments of used rubber products
US6528554B1 (en) 2001-02-15 2003-03-04 The University Of Akron Ultrasound assisted continuous process for making polymer blends and copolymers
US6387966B1 (en) 2001-05-21 2002-05-14 Vadim Goldshtein Method and composition for devulcanization of waste rubber
WO2003074254A1 (en) * 2002-02-28 2003-09-12 Scimed Life Systems, Inc. Ultrasonic assisted apparatus and process
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KR100529238B1 (ko) 2003-06-13 2005-11-17 김진국 회전식 초음파 처리를 이용한 고분자 분말 표면 개질장치및 방법
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DE102005061627A1 (de) * 2005-12-21 2007-06-28 Lanxess Deutschland Gmbh Synthetischer Kautschuk mit enger Molekulargewichtsverteilung, ein Verfahren zu seiner Herstellung und seine Verwendung
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US9283188B2 (en) 2006-09-08 2016-03-15 Kimberly-Clark Worldwide, Inc. Delivery systems for delivering functional compounds to substrates and processes of using the same
US7712353B2 (en) 2006-12-28 2010-05-11 Kimberly-Clark Worldwide, Inc. Ultrasonic liquid treatment system
US7673516B2 (en) 2006-12-28 2010-03-09 Kimberly-Clark Worldwide, Inc. Ultrasonic liquid treatment system
US7785674B2 (en) 2007-07-12 2010-08-31 Kimberly-Clark Worldwide, Inc. Delivery systems for delivering functional compounds to substrates and processes of using the same
US7998322B2 (en) * 2007-07-12 2011-08-16 Kimberly-Clark Worldwide, Inc. Ultrasonic treatment chamber having electrode properties
US7947184B2 (en) 2007-07-12 2011-05-24 Kimberly-Clark Worldwide, Inc. Treatment chamber for separating compounds from aqueous effluent
US8043557B2 (en) * 2007-08-15 2011-10-25 American Air Liquide, Inc. Methods and systems for sanitizing or sterilizing a medical device using ultrasonic energy and liquid nitrogen
US20090044828A1 (en) * 2007-08-15 2009-02-19 Brahmbhatt Sudhir R Methods and Systems for Debonding an Undesirable Material from a Device Using Ultrasonic Energy and Liquid Nitrogen
US20090147905A1 (en) * 2007-12-05 2009-06-11 Kimberly-Clark Worldwide, Inc. Ultrasonic treatment chamber for initiating thermonuclear fusion
US8454889B2 (en) 2007-12-21 2013-06-04 Kimberly-Clark Worldwide, Inc. Gas treatment system
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US8215822B2 (en) 2007-12-28 2012-07-10 Kimberly-Clark Worldwide, Inc. Ultrasonic treatment chamber for preparing antimicrobial formulations
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US8357726B2 (en) * 2010-01-20 2013-01-22 Vertex L.L.C. Devulcanization of rubber and other elastomers
DE102010006476A1 (de) 2010-01-31 2011-08-04 Entex Rust & Mitschke GmbH, 44805 Devulkanisieren von Altgummi
US9926426B2 (en) 2010-01-31 2018-03-27 Entex Rust & Mitschke Gmbh Non-chemical, mechanical procedure for the devulcanization of scrap rubber and/or elastomers and apparatus therefor
CN101928005B (zh) * 2010-09-13 2012-07-11 化学工业第二设计院宁波工程有限公司 一种连续合成硅化镁的反应装置
KR20140026457A (ko) 2011-04-15 2014-03-05 더 유니버시티 오브 아크론 교차분리 및 탈황을 위한 초음파 혼들을 갖는 단일 및 트윈 스크류 압출기들
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CN103568149A (zh) * 2012-08-01 2014-02-12 中胶资源再生（苏州）有限公司 超声波废橡胶磨粉技术与设备
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Also Published As

Publication number Publication date
JP3504947B2 (ja) 2004-03-08
GR3034860T3 (en) 2001-02-28
JPH08501258A (ja) 1996-02-13
CA2137923C (en) 2003-08-12
EP0647240A4 (de) 1995-05-24
WO1994000497A1 (en) 1994-01-06
CN1098421A (zh) 1995-02-08
BR9306597A (pt) 1998-12-08
CA2137923A1 (en) 1994-01-06
CN1042432C (zh) 1999-03-10
DE69329245T2 (de) 2001-03-29
AU4636793A (en) 1994-01-24
US5258413A (en) 1993-11-02
AU668581B2 (en) 1996-05-09
EP0647240B1 (de) 2000-08-16
ES2151512T3 (es) 2001-01-01
DE69329245D1 (de) 2000-09-21
DK0647240T3 (da) 2000-12-27
NZ254379A (en) 1997-01-29
EP0647240A1 (de) 1995-04-12

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