JPS51148964A - Method and device for recovering polyvinyl alcohol from aqueous s olution thereof - Google Patents

Method and device for recovering polyvinyl alcohol from aqueous s olution thereof

Info

Publication number
JPS51148964A
JPS51148964A JP6738175A JP6738175A JPS51148964A JP S51148964 A JPS51148964 A JP S51148964A JP 6738175 A JP6738175 A JP 6738175A JP 6738175 A JP6738175 A JP 6738175A JP S51148964 A JPS51148964 A JP S51148964A
Authority
JP
Japan
Prior art keywords
polyvinyl alcohol
olution
aqueous
recovering polyvinyl
recovering
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.)
Granted
Application number
JP6738175A
Other languages
Japanese (ja)
Other versions
JPS5622591B2 (en
Inventor
Yoshikazu Santo
Eiichi Nakano
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.)
Sando Iron Works Co Ltd
Original Assignee
Sando Iron Works Co Ltd
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 Sando Iron Works Co Ltd filed Critical Sando Iron Works Co Ltd
Priority to JP6738175A priority Critical patent/JPS51148964A/en
Priority to CH688576A priority patent/CH601118A5/xx
Priority to BE2055082A priority patent/BE842518A/en
Priority to PL19009176A priority patent/PL102690B1/en
Priority to FR7616887A priority patent/FR2313404A1/en
Priority to BR7603560A priority patent/BR7603560A/en
Priority to IT2388676A priority patent/IT1060894B/en
Priority to DE19762625225 priority patent/DE2625225B2/en
Priority to GB2309376A priority patent/GB1528404A/en
Priority to ES448538A priority patent/ES448538A1/en
Priority to SU762365911A priority patent/SU679148A3/en
Publication of JPS51148964A publication Critical patent/JPS51148964A/en
Publication of JPS5622591B2 publication Critical patent/JPS5622591B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/06—Treatment of polymer solutions
    • C08F6/12—Separation of polymers from solutions
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
    • C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
    • C02F2103/38—Polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Removal Of Specific Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

Abstract

PURPOSE: To provide a method and device for recocering polyvinyl alcohol to obtain flocculent precipitate not bulky and less water and salts inclussive by concentration.
COPYRIGHT: (C)1976,JPO&Japio
JP6738175A 1975-06-04 1975-06-04 Method and device for recovering polyvinyl alcohol from aqueous s olution thereof Granted JPS51148964A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
JP6738175A JPS51148964A (en) 1975-06-04 1975-06-04 Method and device for recovering polyvinyl alcohol from aqueous s olution thereof
CH688576A CH601118A5 (en) 1975-06-04 1976-06-01
BE2055082A BE842518A (en) 1975-06-04 1976-06-03 PROCESS FOR RECOVERING POLYVINYL ALCOHOL FROM AN AQUEOUS SOLUTION AND APPARATUS FOR ITS IMPLEMENTATION
PL19009176A PL102690B1 (en) 1975-06-04 1976-06-03 METHOD OF RECOVERY OF POLYVINYL ALCOHOL AND DEVICE FOR PERFORMING THIS METHOD
FR7616887A FR2313404A1 (en) 1975-06-04 1976-06-03 PROCESS FOR RECOVERING POLYVINYL ALCOHOL IN AQUEOUS SOLUTION, A DEVICE USED FOR THIS PURPOSE AND A NEW PRODUCT THUS OBTAINED
BR7603560A BR7603560A (en) 1975-06-04 1976-06-03 PROCESS FOR RECOVERY OF VINYL POLYALCOOL IN SOLUTION AND APPLIANCE FOR USE IN THIS PROCESS
IT2388676A IT1060894B (en) 1975-06-04 1976-06-03 PROCEDURE TO RECOVER POLYVINYL ALCOHOL IN AQUEOUS SOLUTION AND DEVICE TO IMPLEMENT THIS PROCEDURE
DE19762625225 DE2625225B2 (en) 1975-06-04 1976-06-04 Process for the separation and recovery of polyvinyl alcohol from waste water
GB2309376A GB1528404A (en) 1975-06-04 1976-06-04 Recovery of polyvinyl alcohol
ES448538A ES448538A1 (en) 1975-06-04 1976-06-04 Recovery of polyvinyl alcohol
SU762365911A SU679148A3 (en) 1975-06-04 1976-06-04 Method and apparatus for separating polyvinyl alcohol

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6738175A JPS51148964A (en) 1975-06-04 1975-06-04 Method and device for recovering polyvinyl alcohol from aqueous s olution thereof

Publications (2)

Publication Number Publication Date
JPS51148964A true JPS51148964A (en) 1976-12-21
JPS5622591B2 JPS5622591B2 (en) 1981-05-26

Family

ID=13343365

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6738175A Granted JPS51148964A (en) 1975-06-04 1975-06-04 Method and device for recovering polyvinyl alcohol from aqueous s olution thereof

Country Status (11)

Country Link
JP (1) JPS51148964A (en)
BE (1) BE842518A (en)
BR (1) BR7603560A (en)
CH (1) CH601118A5 (en)
DE (1) DE2625225B2 (en)
ES (1) ES448538A1 (en)
FR (1) FR2313404A1 (en)
GB (1) GB1528404A (en)
IT (1) IT1060894B (en)
PL (1) PL102690B1 (en)
SU (1) SU679148A3 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111099759A (en) * 2018-10-25 2020-05-05 中国石油化工股份有限公司 A kind of polyvinyl alcohol wastewater treatment agent and method for treating wastewater

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2700361A1 (en) * 1977-01-07 1978-07-13 Hoechst Ag PROCESS FOR THE SEPARATION OF POLYVINYL ALCOHOL FROM Aqueous SOLUTIONS
BE883255A (en) * 1979-05-21 1980-09-01 Ciment Portland S A Fab De PROCESS FOR APPLYING A COATING ON THE SURFACE OF A CONCRETE OR MORTAR STRUCTURE AND PRODUCT FOR CARRYING OUT SAID METHOD

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49130372A (en) * 1973-04-19 1974-12-13

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49130372A (en) * 1973-04-19 1974-12-13

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111099759A (en) * 2018-10-25 2020-05-05 中国石油化工股份有限公司 A kind of polyvinyl alcohol wastewater treatment agent and method for treating wastewater

Also Published As

Publication number Publication date
SU679148A3 (en) 1979-08-05
BR7603560A (en) 1977-07-05
DE2625225A1 (en) 1976-12-23
IT1060894B (en) 1982-09-30
GB1528404A (en) 1978-10-11
DE2625225B2 (en) 1978-06-22
PL102690B1 (en) 1979-04-30
CH601118A5 (en) 1978-06-30
BE842518A (en) 1976-10-01
JPS5622591B2 (en) 1981-05-26
ES448538A1 (en) 1977-12-01
FR2313404A1 (en) 1976-12-31

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