CA980949A - Vinyl chloride polymer recovery process - Google Patents

Vinyl chloride polymer recovery process

Info

Publication number
CA980949A
CA980949A CA131,547A CA131547A CA980949A CA 980949 A CA980949 A CA 980949A CA 131547 A CA131547 A CA 131547A CA 980949 A CA980949 A CA 980949A
Authority
CA
Canada
Prior art keywords
vinyl chloride
recovery process
chloride polymer
polymer recovery
vinyl
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
CA131,547A
Other versions
CA131547S (en
Inventor
Edwin A. Hafner
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.)
Hafner Industries Inc
Original Assignee
Hafner Industries Inc
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 Hafner Industries Inc filed Critical Hafner Industries Inc
Application granted granted Critical
Publication of CA980949A publication Critical patent/CA980949A/en
Expired legal-status Critical Current

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
    • C08J11/06—Recovery or working-up of waste materials of polymers without chemical reactions
    • C08J11/08—Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components
    • 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
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials
    • 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

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
CA131,547A 1971-01-13 1971-12-31 Vinyl chloride polymer recovery process Expired CA980949A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10618371A 1971-01-13 1971-01-13

Publications (1)

Publication Number Publication Date
CA980949A true CA980949A (en) 1975-12-30

Family

ID=22309968

Family Applications (1)

Application Number Title Priority Date Filing Date
CA131,547A Expired CA980949A (en) 1971-01-13 1971-12-31 Vinyl chloride polymer recovery process

Country Status (7)

Country Link
JP (1) JPS5536489B1 (en)
CA (1) CA980949A (en)
ES (1) ES398817A1 (en)
FR (1) FR2122195A5 (en)
GB (1) GB1372452A (en)
IL (1) IL38495A (en)
IT (1) IT948208B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2776664B1 (en) 1998-03-26 2000-09-15 Ferrari S Tissage & Enduct Sa PROCESS FOR RECYCLING ARTICLES BASED ON VINYL CHLORIDE POLYMERS
FR2776663A1 (en) * 1998-03-26 1999-10-01 Solvay Method for recycling polymers based on vinyl chloride
FR2833267A1 (en) * 2001-12-11 2003-06-13 Solvay A method of recovering a polymer from a solution in a solvent also containing a heavy liquid by adding a non-solvent, spraying into droplets and evaporating the solvent using a gas such as water vapor
CN113736136A (en) * 2020-05-27 2021-12-03 中国石油化工股份有限公司 Method and device for treating and recycling chlorine-containing plastics by using solvent

Also Published As

Publication number Publication date
DE2201101B2 (en) 1977-01-20
IT948208B (en) 1973-05-30
DE2201101A1 (en) 1972-08-03
JPS5536489B1 (en) 1980-09-20
IL38495A (en) 1976-04-30
IL38495A0 (en) 1972-03-28
ES398817A1 (en) 1975-06-16
GB1372452A (en) 1974-10-30
FR2122195A5 (en) 1972-08-25

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