SG10201502112VA - Production Method And Production Device For Polyvinyl Alcohol - Google Patents

Production Method And Production Device For Polyvinyl Alcohol

Info

Publication number
SG10201502112VA
SG10201502112VA SG10201502112VA SG10201502112VA SG10201502112VA SG 10201502112V A SG10201502112V A SG 10201502112VA SG 10201502112V A SG10201502112V A SG 10201502112VA SG 10201502112V A SG10201502112V A SG 10201502112VA SG 10201502112V A SG10201502112V A SG 10201502112VA
Authority
SG
Singapore
Prior art keywords
production
polyvinyl alcohol
production method
production device
polyvinyl
Prior art date
Application number
SG10201502112VA
Inventor
Takahiro Kozuka
Original Assignee
Denki Kagaku Kogyo Kk
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=44648704&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SG10201502112V(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Denki Kagaku Kogyo Kk filed Critical Denki Kagaku Kogyo Kk
Publication of SG10201502112VA publication Critical patent/SG10201502112VA/en

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
    • C08F6/001—Removal of residual monomers by physical means
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/12—Hydrolysis
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00628—Controlling the composition of the reactive mixture
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00004—Scale aspects
    • B01J2219/00006—Large-scale industrial plants

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
SG10201502112VA 2010-03-18 2010-12-06 Production Method And Production Device For Polyvinyl Alcohol SG10201502112VA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010061808 2010-03-18

Publications (1)

Publication Number Publication Date
SG10201502112VA true SG10201502112VA (en) 2015-05-28

Family

ID=44648704

Family Applications (2)

Application Number Title Priority Date Filing Date
SG10201502112VA SG10201502112VA (en) 2010-03-18 2010-12-06 Production Method And Production Device For Polyvinyl Alcohol
SG2012067864A SG184049A1 (en) 2010-03-18 2010-12-06 Production method and production device for polyvinyl alcohol

Family Applications After (1)

Application Number Title Priority Date Filing Date
SG2012067864A SG184049A1 (en) 2010-03-18 2010-12-06 Production method and production device for polyvinyl alcohol

Country Status (7)

Country Link
US (1) US20130005905A1 (en)
EP (1) EP2548899A4 (en)
JP (1) JP5758879B2 (en)
CN (1) CN102812055B (en)
SG (2) SG10201502112VA (en)
TW (1) TW201132659A (en)
WO (1) WO2011114586A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106084099B (en) * 2016-08-17 2018-09-04 中国石化长城能源化工（宁夏）有限公司 A kind of effective system and device for reducing polymerization energy consumption of rectification and improving operational stability
CN106117399B (en) * 2016-08-17 2019-02-26 中国石化长城能源化工（宁夏）有限公司 A kind of PVA multi items paradigmatic system process units
CN110590975A (en) * 2018-06-12 2019-12-20 武汉武药科技有限公司 Medicinal polyvinyl alcohol and preparation method thereof

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3560461A (en) * 1965-12-04 1971-02-02 Kurashiki Rayon Co Method of saponifying vinyl acetate copolymers
US3513142A (en) * 1969-03-07 1970-05-19 Du Pont Production of polyvinyl alcohol of improved color by oxygen purge
US4701255A (en) 1986-11-21 1987-10-20 Exxon Research And Engineering Company Reforming with polymetallic catalysts
US5310790A (en) * 1986-08-01 1994-05-10 Kuraray Co. Ltd. Process for producing polyvinyl ester having a high degree of polymerization and process for producing polyvinyl alcohol having a high degree of polymerization
JPH03287631A (en) * 1990-04-05 1991-12-18 Kuraray Co Ltd Production of polyvinyl alcohol film and production of polarizing film
US5292804A (en) * 1991-09-23 1994-03-08 Air Products And Chemicals, Inc. Separation of azeotropes in poly(vinyl alcohol) process
CA2179555C (en) * 1995-06-26 2007-02-20 Takeshi Moritani Process for producing vinyl acetate polymer and saponified product of vinyl acetate polymer and resin composition
JPH0987320A (en) * 1995-09-20 1997-03-31 Shin Etsu Chem Co Ltd Method and apparatus for removing monomer from vinyl ester polymer composition
JP4330253B2 (en) * 2000-06-29 2009-09-16 株式会社クラレ Process for producing ethylene-vinyl acetate copolymer and saponified product thereof
JP4620284B2 (en) 2001-03-30 2011-01-26 日本酢ビ・ポバール株式会社 Method for producing cyclic carbonate group-containing vinyl alcohol polymer
CA2399167C (en) * 2001-09-03 2008-03-18 Kuraray Co., Ltd. Ethylene-vinyl alcohol copolymer composition, and powdery coating composition comprising it
JP4791216B2 (en) 2006-03-14 2011-10-12 日本酢ビ・ポバール株式会社 Resin cleaning method and resin cleaned by the method
CN101421321B (en) * 2006-04-19 2012-07-11 日本合成化学工业株式会社 Polyvinyl alcohol resin and use thereof
US7838609B2 (en) * 2007-02-21 2010-11-23 The Nippon Synthetic Chemical Industry Co., Ltd. Polyvinyl alcohol type resin, monolayer film and laminate
CN101240048A (en) * 2007-12-20 2008-08-13 四川大学 Preparation of low-crystallinity polyvinyl alcohol
JP5479752B2 (en) * 2008-02-19 2014-04-23 株式会社クラレ Vinyl alcohol polymer and process for producing the same

Also Published As

Publication number Publication date
US20130005905A1 (en) 2013-01-03
TW201132659A (en) 2011-10-01
EP2548899A1 (en) 2013-01-23
SG184049A1 (en) 2012-10-30
EP2548899A4 (en) 2014-11-26
WO2011114586A1 (en) 2011-09-22
CN102812055A (en) 2012-12-05
JPWO2011114586A1 (en) 2013-06-27
JP5758879B2 (en) 2015-08-05
CN102812055B (en) 2017-05-24

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