CA1013705A - Method for inhibiting the polymerization of acrylic acid or its esters - Google Patents

Method for inhibiting the polymerization of acrylic acid or its esters

Info

Publication number
CA1013705A
CA1013705A CA188,746A CA188746A CA1013705A CA 1013705 A CA1013705 A CA 1013705A CA 188746 A CA188746 A CA 188746A CA 1013705 A CA1013705 A CA 1013705A
Authority
CA
Canada
Prior art keywords
inhibiting
polymerization
esters
acrylic acid
acrylic
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
CA188,746A
Other versions
CA188746S (en
Inventor
Takashi Ohara
Kunihiro Kubota
Noboru Shimizu
Sadao Yoshida
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.)
Nippon Shokubai Co Ltd
Original Assignee
Nippon Shokubai 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 Nippon Shokubai Co Ltd filed Critical Nippon Shokubai Co Ltd
Application granted granted Critical
Publication of CA1013705A publication Critical patent/CA1013705A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/50—Use of additives, e.g. for stabilisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/62—Use of additives, e.g. for stabilisation
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
    • C08F2/40—Polymerisation 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)
  • General Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polymerisation Methods In General (AREA)
CA188,746A 1972-12-22 1973-12-21 Method for inhibiting the polymerization of acrylic acid or its esters Expired CA1013705A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12818472A JPS5234606B2 (en) 1972-12-22 1972-12-22

Publications (1)

Publication Number Publication Date
CA1013705A true CA1013705A (en) 1977-07-12

Family

ID=14978499

Family Applications (1)

Application Number Title Priority Date Filing Date
CA188,746A Expired CA1013705A (en) 1972-12-22 1973-12-21 Method for inhibiting the polymerization of acrylic acid or its esters

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)

Families Citing this family (9)

* 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
JPS57197684U (en) * 1981-06-11 1982-12-15
US4915873A (en) * 1988-01-22 1990-04-10 Uniroyal Chemical Company, Inc. Polymerization inhibitor composition for vinyl aromatic compounds
EP0485169B1 (en) * 1990-11-09 1995-07-19 Nippon Shokubai Co., Ltd. Polymerization inhibitor and inhibiting method for vinyl compound
JP2001081050A (en) * 1999-09-10 2001-03-27 Nippon Shokubai Co Ltd Apparatus and method for handling readily polymerizable compound
JP2005179352A (en) * 2003-11-28 2005-07-07 Mitsubishi Chemicals Corp Method of purifying (meth)acrylic acid
EP1688407B1 (en) * 2003-11-28 2017-01-25 Mitsubishi Chemical Corporation Method of purifying (meth)acrylic acid
DE102010042216A1 (en) * 2010-10-08 2011-06-09 Basf Se Inhibiting the unwanted radical polymerization of acrylic acid present in a liquid phase, comprises adding a chemical compound of copper to the liquid phase, and the liquid phase additionally contains propionic acid and glyoxal
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

Also Published As

Publication number Publication date
JPS4985016A (en) 1974-08-15
GB1433400A (en) 1976-04-28
NL7317334A (en) 1974-06-25
AU6353073A (en) 1975-06-12
DE2362373B2 (en) 1977-06-02
FR2211440A1 (en) 1974-07-19
PL94830B1 (en) 1977-08-31
NL160802C (en) 1979-12-17
IT1000592B (en) 1976-04-10
BR7310015D0 (en) 1974-08-29
DE2362373A1 (en) 1974-07-11
FR2211440B1 (en) 1976-10-08
CS171189B2 (en) 1976-10-29
JPS5234606B2 (en) 1977-09-05
BE808771A (en) 1974-04-16
NL160802B (en) 1979-07-16

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