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JPS5234606B2 - - Google Patents
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JPS5234606B2 - - Google Patents

Info

Publication number
JPS5234606B2
JPS5234606B2 JP47128184A JP12818472A JPS5234606B2 JP S5234606 B2 JPS5234606 B2 JP S5234606B2 JP 47128184 A JP47128184 A JP 47128184A JP 12818472 A JP12818472 A JP 12818472A JP S5234606 B2 JPS5234606 B2 JP S5234606B2
Authority
JP
Japan
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
JP47128184A
Other languages
Japanese (ja)
Other versions
JPS4985016A (en
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 filed Critical
Priority to JP47128184A priority Critical patent/JPS5234606B2/ja
Priority to GB5762473A priority patent/GB1433400A/en
Priority to AU63530/73A priority patent/AU480800B2/en
Priority to DE19732362373 priority patent/DE2362373C3/en
Priority to BE138988A priority patent/BE808771A/en
Priority to NL7317334.A priority patent/NL160802C/en
Priority to BR10015/73A priority patent/BR7310015D0/en
Priority to CA188,746A priority patent/CA1013705A/en
Priority to PL1973167562A priority patent/PL94830B1/en
Priority to FR7345893A priority patent/FR2211440B1/fr
Priority to IT70815/73A priority patent/IT1000592B/en
Priority to CS8968A priority patent/CS171189B2/cs
Publication of JPS4985016A publication Critical patent/JPS4985016A/ja
Priority to US05/569,263 priority patent/US4021310A/en
Publication of JPS5234606B2 publication Critical patent/JPS5234606B2/ja
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42Separation; Purification; Stabilisation; Use of additives
    • C07C51/487Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D3/00Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42Separation; Purification; Stabilisation; Use of additives
    • C07C51/43Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42Separation; Purification; Stabilisation; Use of additives
    • C07C51/50Use of additives, e.g. for stabilisation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00Preparation of carboxylic acid esters
    • C07C67/48Separation; Purification; Stabilisation; Use of additives
    • C07C67/62Use of additives, e.g. for stabilisation
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00Processes of polymerisation
    • C08F2/38Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
    • C08F2/40Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation using retarding agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymerisation Methods In General (AREA)
JP47128184A 1972-12-22 1972-12-22 Expired JPS5234606B2 (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
JP47128184A JPS5234606B2 (en) 1972-12-22 1972-12-22
GB5762473A GB1433400A (en) 1972-12-22 1973-12-12 Method of inhibiting the polymersation of acrylic acid or its esters
AU63530/73A AU480800B2 (en) 1972-12-22 1973-12-12 Method for inhibiting the polymerization of acrylic acid for its esters
DE19732362373 DE2362373C3 (en) 1972-12-22 1973-12-14 Method for inhibiting the polymerization of acrylic acid or acrylic acid ester «during distillation
BE138988A BE808771A (en) 1972-12-22 1973-12-18 PROCESS FOR INHIBITING THE POLYMERIZATION OF ACRYLIC ACID OR ITS ESTERS
NL7317334.A NL160802C (en) 1972-12-22 1973-12-18 PROCEDURE FOR INHIBITING THE POLYMERIZATION OF ACRYLIC OR ACRYLIC ESTERS DURING THE DISTILLATIVE SEPARATION OR PURIFICATION OF THESE COMPOUNDS.
BR10015/73A BR7310015D0 (en) 1972-12-22 1973-12-20 PROCESSING IN PROCESS TO INHIBIT POLYMERIZATION OF ACRYLIC ACID OR ACRYLIC ESTERS
CA188,746A CA1013705A (en) 1972-12-22 1973-12-21 Method for inhibiting the polymerization of acrylic acid or its esters
PL1973167562A PL94830B1 (en) 1972-12-22 1973-12-21 HOW TO PREVENT THE POLYMERIZATION OF ACRYLIC ACID OR ITS ESTERS
FR7345893A FR2211440B1 (en) 1972-12-22 1973-12-21
IT70815/73A IT1000592B (en) 1972-12-22 1973-12-21 METHOD FOR INHIBITING THE POLYMERIZATION OF ACRYLIC ACID OR ITS ESTERS
CS8968A CS171189B2 (en) 1972-12-22 1973-12-22
US05/569,263 US4021310A (en) 1972-12-22 1975-04-18 Method for inhibiting the polymerization of acrylic acid or its esters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47128184A JPS5234606B2 (en) 1972-12-22 1972-12-22

Publications (2)

Publication Number Publication Date
JPS4985016A JPS4985016A (en) 1974-08-15
JPS5234606B2 true JPS5234606B2 (en) 1977-09-05

Family

ID=14978499

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47128184A Expired JPS5234606B2 (en) 1972-12-22 1972-12-22

Country Status (10)

Country Link
JP (1) JPS5234606B2 (en)
BE (1) BE808771A (en)
BR (1) BR7310015D0 (en)
CA (1) CA1013705A (en)
CS (1) CS171189B2 (en)
FR (1) FR2211440B1 (en)
GB (1) GB1433400A (en)
IT (1) IT1000592B (en)
NL (1) NL160802C (en)
PL (1) PL94830B1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57197684U (en) * 1981-06-11 1982-12-15
JPH01278549A (en) * 1988-03-22 1989-11-08 Uniroyal Chem Co Inc Polymerization inhibitor composition for vinyl aromatic compound
JP2001081050A (en) * 1999-09-10 2001-03-27 Nippon Shokubai Co Ltd Apparatus and method for handling readily polymerizable compound

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2931553A1 (en) * 1979-08-03 1981-02-26 Basf Ag METHOD FOR STABILIZING MONOMERIC ACRYLIC ACID ESTERS AGAINST EARLY POLYMERIZATION
DE69111382T2 (en) * 1990-11-09 1996-03-28 Nippon Catalytic Chem Ind Polymerization inhibitor and inhibition method for vinyl compounds.
CN1305832C (en) * 2003-11-28 2007-03-21 三菱化学株式会社 Purification method of (meth)acrylic acid
JP2005179352A (en) * 2003-11-28 2005-07-07 Mitsubishi Chemicals Corp (Meth) acrylic acid purification method
DE102010042216A1 (en) * 2010-10-08 2011-06-09 Basf Se Process for inhibiting the undesired radical polymerization of acrylic acid present in a liquid phase P.
JP7204980B1 (en) * 2022-04-18 2023-01-16 信越化学工業株式会社 Method for purifying siloxane containing hydroxyl group and (meth)acrylic group, and siloxane composition containing hydroxyl group and (meth)acrylic group

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57197684U (en) * 1981-06-11 1982-12-15
JPH01278549A (en) * 1988-03-22 1989-11-08 Uniroyal Chem Co Inc Polymerization inhibitor composition for vinyl aromatic compound
JP2001081050A (en) * 1999-09-10 2001-03-27 Nippon Shokubai Co Ltd Apparatus and method for handling readily polymerizable compound

Also Published As

Publication number Publication date
BR7310015D0 (en) 1974-08-29
NL7317334A (en) 1974-06-25
FR2211440B1 (en) 1976-10-08
PL94830B1 (en) 1977-08-31
DE2362373B2 (en) 1977-06-02
FR2211440A1 (en) 1974-07-19
IT1000592B (en) 1976-04-10
DE2362373A1 (en) 1974-07-11
NL160802C (en) 1979-12-17
JPS4985016A (en) 1974-08-15
GB1433400A (en) 1976-04-28
CS171189B2 (en) 1976-10-29
IT7370815A1 (en) 1975-06-21
CA1013705A (en) 1977-07-12
NL160802B (en) 1979-07-16
AU6353073A (en) 1975-06-12
BE808771A (en) 1974-04-16

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