FR1399472A - Process for the recovery of aromatic diisocyanates - Google Patents

Process for the recovery of aromatic diisocyanates

Info

Publication number
FR1399472A
FR1399472A FR979655A FR979655A FR1399472A FR 1399472 A FR1399472 A FR 1399472A FR 979655 A FR979655 A FR 979655A FR 979655 A FR979655 A FR 979655A FR 1399472 A FR1399472 A FR 1399472A
Authority
FR
France
Prior art keywords
recovery
aromatic diisocyanates
diisocyanates
aromatic
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
FR979655A
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.)
FMC Corp
Original Assignee
FMC Corp
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 FMC Corp filed Critical FMC Corp
Priority to FR979655A priority Critical patent/FR1399472A/en
Application granted granted Critical
Publication of FR1399472A publication Critical patent/FR1399472A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/18—Separation; Purification; Stabilisation; Use of additives
    • C07C263/20—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR979655A 1964-06-25 1964-06-25 Process for the recovery of aromatic diisocyanates Expired FR1399472A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR979655A FR1399472A (en) 1964-06-25 1964-06-25 Process for the recovery of aromatic diisocyanates

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR979655A FR1399472A (en) 1964-06-25 1964-06-25 Process for the recovery of aromatic diisocyanates

Publications (1)

Publication Number Publication Date
FR1399472A true FR1399472A (en) 1965-05-14

Family

ID=8833226

Family Applications (1)

Application Number Title Priority Date Filing Date
FR979655A Expired FR1399472A (en) 1964-06-25 1964-06-25 Process for the recovery of aromatic diisocyanates

Country Status (1)

Country Link
FR (1) FR1399472A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004056761A1 (en) * 2002-12-19 2004-07-08 Basf Aktiengesellschaft Method for separating out solvent from a reaction mixture resulting from an isocyanate synthesis and for purifying this solvent

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004056761A1 (en) * 2002-12-19 2004-07-08 Basf Aktiengesellschaft Method for separating out solvent from a reaction mixture resulting from an isocyanate synthesis and for purifying this solvent
CN100334072C (en) * 2002-12-19 2007-08-29 巴斯福股份公司 Method for separating out solvent from a reaction mixture resulting from an isocyanate synthesis and for purifying this solvent
US7524405B2 (en) 2002-12-19 2009-04-28 Basf Aktiengesellschaft Method for separating out solvent from a reaction mixture resulting from an isocyanate synthesis and for purifying this solvent

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