FR2056825A5 - - Google Patents

Info

Publication number
FR2056825A5
FR2056825A5 FR7029482A FR7029482A FR2056825A5 FR 2056825 A5 FR2056825 A5 FR 2056825A5 FR 7029482 A FR7029482 A FR 7029482A FR 7029482 A FR7029482 A FR 7029482A FR 2056825 A5 FR2056825 A5 FR 2056825A5
Authority
FR
France
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
FR7029482A
Other languages
French (fr)
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.)
BP Chemicals Ltd
Original Assignee
BP Chemicals 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 BP Chemicals Ltd filed Critical BP Chemicals Ltd
Application granted granted Critical
Publication of FR2056825A5 publication Critical patent/FR2056825A5/fr
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
    • 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
    • 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
    • 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)
  • Crystallography & Structural Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7029482A 1969-08-22 1970-08-11 Expired FR2056825A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4199869 1969-08-22

Publications (1)

Publication Number Publication Date
FR2056825A5 true FR2056825A5 (en) 1971-05-14

Family

ID=10422366

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7029482A Expired FR2056825A5 (en) 1969-08-22 1970-08-11

Country Status (5)

Country Link
BE (1) BE755047A (en)
DE (1) DE2041144A1 (en)
FR (1) FR2056825A5 (en)
GB (1) GB1265419A (en)
NL (1) NL7012289A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2201275A1 (en) * 1972-09-29 1974-04-26 Nippon Catalytic Chem Ind Distillation of (meth)acrylic monomers - in presence of polymerisation inhibitor in column with perforated plates, and without overflow tube
FR2801306A1 (en) * 1999-11-24 2001-05-25 Atofina Purifying acrylic and-or methacrylic monomers comprises distillation in presence of at least polymerization inhibitor requiring oxygen and-or inhibitor with oxygen-improved efficiency of stabilizing liquid phase

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5322960A (en) * 1993-04-15 1994-06-21 Nippon Shokubai Co., Ltd. Method for inhibiting polymerization of (meth) acrylic acid and esters thereof
TW294658B (en) * 1994-06-02 1997-01-01 Nippon Catalytic Chem Ind
US5728872A (en) * 1994-06-27 1998-03-17 Lutz Riemenschneider Stabilized acrylic acid compositions
CN108349848A (en) 2015-11-12 2018-07-31 沙特基础全球技术有限公司 Inhibit the method for popcorn polymerization in butadiene process using nitric oxide

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2201275A1 (en) * 1972-09-29 1974-04-26 Nippon Catalytic Chem Ind Distillation of (meth)acrylic monomers - in presence of polymerisation inhibitor in column with perforated plates, and without overflow tube
FR2801306A1 (en) * 1999-11-24 2001-05-25 Atofina Purifying acrylic and-or methacrylic monomers comprises distillation in presence of at least polymerization inhibitor requiring oxygen and-or inhibitor with oxygen-improved efficiency of stabilizing liquid phase
WO2001038285A1 (en) * 1999-11-24 2001-05-31 Atofina Method for purifying (meth)acrylic monomers by distillation
US7029556B1 (en) 1999-11-24 2006-04-18 Arkema Method for purifying (meth)acrylic monomers by distillation

Also Published As

Publication number Publication date
NL7012289A (en) 1971-02-24
BE755047A (en) 1971-02-19
GB1265419A (en) 1972-03-01
DE2041144A1 (en) 1971-04-01

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Legal Events

Date Code Title Description
ST Notification of lapse