CA954103A - Process for cryogenically reclaiming scrap rubber - Google Patents

Process for cryogenically reclaiming scrap rubber

Info

Publication number
CA954103A
CA954103A CA116,115A CA116115A CA954103A CA 954103 A CA954103 A CA 954103A CA 116115 A CA116115 A CA 116115A CA 954103 A CA954103 A CA 954103A
Authority
CA
Canada
Prior art keywords
cryogenically
scrap rubber
reclaiming scrap
reclaiming
rubber
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
Application number
CA116,115A
Other versions
CA116115S (en
Inventor
Rudolph H. Kohler
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.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of CA954103A publication Critical patent/CA954103A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29B17/0408—Disintegrating plastics, e.g. by milling to powder using cryogenic systems
    • 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
    • B29B17/02—Separating plastics from other materials
    • B29B17/0206—Selectively separating reinforcements from matrix material by destroying the interface bound before disintegrating the matrix to particles or powder, e.g. from tires or belts
    • 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
    • B29B17/02—Separating plastics from other materials
    • B29B2017/0213—Specific separating techniques
    • B29B2017/0217—Mechanical separating techniques; devices therefor
    • B29B2017/0224—Screens, sieves
    • 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
    • B29B2017/0416—Cooling the plastics before disintegration, e.g. freezing
    • 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
    • B29B2017/0472—Balls or rollers in a container
    • 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
    • B29B2017/0488—Hammers or beaters
    • 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
    • B29K2021/00—Use of unspecified rubbers 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
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2030/00—Pneumatic or solid tyres or parts thereof
    • 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
    • Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
    • 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)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Sustainable Development (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Disintegrating Or Milling (AREA)
CA116,115A 1970-09-14 1971-06-21 Process for cryogenically reclaiming scrap rubber Expired CA954103A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7189670A 1970-09-14 1970-09-14

Publications (1)

Publication Number Publication Date
CA954103A true CA954103A (en) 1974-09-03

Family

ID=22104292

Family Applications (1)

Application Number Title Priority Date Filing Date
CA116,115A Expired CA954103A (en) 1970-09-14 1971-06-21 Process for cryogenically reclaiming scrap rubber

Country Status (4)

Country Link
CA (1) CA954103A (en)
DE (1) DE2145728A1 (en)
FR (1) FR2107597A5 (en)
GB (1) GB1334718A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5735471A (en) * 1995-12-19 1998-04-07 Muro; Louis Cryogenic tire disintegration process and apparatus
CN111484907A (en) * 2020-06-02 2020-08-04 河北前进机械厂 Combined glue removing method for hanging glue creeper tread

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4049588A (en) 1973-01-02 1977-09-20 Gould Inc. Treatment of vulcanized rubber
DE2329017B2 (en) * 1973-06-07 1975-05-15 Hazemag Dr. E. Andreas Kg, 4400 Muenster Plant for shredding used rubber or plastic objects with embedded tissues
JPS51107377A (en) 1975-03-19 1976-09-22 Hitachi Ltd
US4025990A (en) * 1975-08-15 1977-05-31 Air Products And Chemicals, Inc. Process for reclaiming rubber, metal and fabric from whole tires
DE2724813C3 (en) * 1977-06-02 1981-08-06 Walter 7470 Albstadt Letsch Plant for processing used tires and similar rubber composites
NZ193857A (en) * 1979-05-29 1984-02-03 New Zealand Ind Gases Separating mixtures by flotation in gas stream;particularly recovery of scrap rubber
DE3027252C2 (en) * 1980-07-18 1982-09-02 Tyczka GmbH & Co Gesellschaft für Gase, Wassertechnik, Engineering, 8192 Geretsried Process for separating different plastics
CA1207729A (en) * 1981-06-30 1986-07-15 Bruce A. Luff Method and apparatus for recovering thermoplastic from coated fabric scrap
DE4009902A1 (en) * 1990-03-28 1991-10-02 Wilfried Schraufstetter METHOD FOR PROCESSING RUBBER-BASED WASTE FOR PROCESSING
DE4130315C1 (en) * 1991-03-18 1993-01-14 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De Prodn. of mono:dispersed thermoplastic fine powder - by feeding to extruder and grinding while controlling temp., cooling in vortex zone and re-grinding coarse particles
DE4128630C1 (en) * 1991-08-29 1992-07-23 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover, De
BR9300252A (en) 1993-01-22 1994-08-09 Da Cunha Lima Luiz Ca Oliveira Fast process for regeneration of vulcanized or semi-vulcanized rubber
UA47425C2 (en) * 1995-03-16 2002-07-15 Євгєній Владіміровіч Даньщіков Method for processing general mechanical-rubber goods
DE19611951A1 (en) * 1996-03-26 1997-10-02 Werner Trapp Reducing plastics and rubber waste
IT1299503B1 (en) * 1998-06-10 2000-03-16 Enea Ente Nuove Tec MECHANOCHEMICAL PROCEDURE FOR TREATMENT OF PLASTIC MATERIALS
DE20018273U1 (en) * 2000-10-17 2002-02-28 RECOM Patent & License GmbH, 10719 Berlin Plant for the processing of waste rubber
WO2004050320A1 (en) * 2002-12-02 2004-06-17 Pirelli & C. S.P.A. Extrusion pulverization process of a vulcanized rubber material
AT413355B (en) * 2003-04-09 2006-02-15 Bahardoust Mohammad Hassan Dip METHOD FOR RECYCLING POLYMER-ARMORED ELASTOMER PRODUCTS
DE102006028563A1 (en) * 2006-06-22 2007-12-27 Phoenix Conveyor Belt Systems Gmbh Recycling of rubber and metal from steel-reinforced rubber wastes, pre-comminutes coarsely, embrittles rubber in cold chamber and breaks rubber away using deflection rollers
CN111994975A (en) * 2020-08-26 2020-11-27 安徽鑫固环保股份有限公司 Recycling method of cyclohexanone wastewater
CN115139433A (en) * 2022-06-13 2022-10-04 青岛鑫聚路资源科技有限公司 Gum micro powder using rubber product as raw material and preparation and application thereof
LU103353B1 (en) * 2024-08-07 2026-02-09 Nnc Lin Ms Gmbh Low-temperature recycling device and process
CN118929662A (en) * 2024-08-16 2024-11-12 东莞市福磁电子有限公司 A method for magnetic separation and recovery of waste rubber and preparation of rubber-derived porous carbon electrode materials
CN121468828A (en) * 2025-12-30 2026-02-06 广州小鹏汽车科技有限公司 High-value recycling methods for automotive plastic tailgates, plastic recycling methods and applications

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5735471A (en) * 1995-12-19 1998-04-07 Muro; Louis Cryogenic tire disintegration process and apparatus
CN111484907A (en) * 2020-06-02 2020-08-04 河北前进机械厂 Combined glue removing method for hanging glue creeper tread

Also Published As

Publication number Publication date
GB1334718A (en) 1973-10-24
DE2145728A1 (en) 1972-03-16
FR2107597A5 (en) 1972-05-05

Similar Documents

Publication Publication Date Title
CA980526A (en) Method for making cordless tires
CA922857A (en) Reinforcing agent from scrap rubber char
AU460329B2 (en) Process for making pvc foams
AU2407771A (en) Apparatus and process for filling molded cookies
CA849024A (en) Fluorination process
CA975686A (en) System and process for reclaiming forging compounds
CA967982A (en) Fluorination process
GB1371769A (en) Vulcanising process
CA930898A (en) Vulcanization process
CA947899A (en) Process for polymerizing fluoroolefins
AU464859B2 (en) Reinforced tire facbric and method and apparatus for making same
CA963304A (en) Reclamation process and developer composition obtained thereby
CA947208A (en) Coke breeze reclaiming system
AU445908B2 (en) Process for recovering low-sulfate bischofite
AU451053B2 (en) Segregation process
CA849036A (en) Method and apparatus for reclaiming rubber scrap
AU436107B2 (en) Process for dressing asbestos ore waste
AU2280270A (en) Process and apparatus for slitting sheetmetal
CA853126A (en) Method for processing nickel-cadmium scrap
CA856138A (en) Process for making rubber labels
CA851187A (en) Benzoxadiazocines and process for preparing these benzoxadiazocines and corresponding benzodiazepines
CA851393A (en) Method and apparatus for cooling
CA855204A (en) Process for recovering sterols
CA722221A (en) Method of reclaiming rubber
AU2376070A (en) Reinforced tire facbric and method and apparatus for making same