JPS5337852B2 - - Google Patents

Info

Publication number
JPS5337852B2
JPS5337852B2 JP6359274A JP6359274A JPS5337852B2 JP S5337852 B2 JPS5337852 B2 JP S5337852B2 JP 6359274 A JP6359274 A JP 6359274A JP 6359274 A JP6359274 A JP 6359274A JP S5337852 B2 JPS5337852 B2 JP S5337852B2
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
JP6359274A
Other versions
JPS50154210A (ja
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 JP6359274A priority Critical patent/JPS5337852B2/ja
Priority to GB53825/76A priority patent/GB1481757A/en
Priority to GB53824/76A priority patent/GB1481756A/en
Priority to GB22699/75A priority patent/GB1481755A/en
Priority to DE19752524045 priority patent/DE2524045A1/de
Priority to BE156889A priority patent/BE829714A/xx
Priority to US05/582,803 priority patent/US4065362A/en
Priority to BR4468/75D priority patent/BR7503491A/pt
Priority to ES438221A priority patent/ES438221A1/es
Priority to FR7517453A priority patent/FR2273799A1/fr
Publication of JPS50154210A publication Critical patent/JPS50154210A/ja
Publication of JPS5337852B2 publication Critical patent/JPS5337852B2/ja
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
JP6359274A 1974-06-04 1974-06-04 Expired JPS5337852B2 (ja)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP6359274A JPS5337852B2 (ja) 1974-06-04 1974-06-04
GB53825/76A GB1481757A (en) 1974-06-04 1975-05-23 Purification of organic isocyanates
GB53824/76A GB1481756A (en) 1974-06-04 1975-05-23 Purification of organic isocyanates
GB22699/75A GB1481755A (en) 1974-06-04 1975-05-23 Purifications of organic isocyanates
DE19752524045 DE2524045A1 (de) 1974-06-04 1975-05-30 Verfahren zur reinigung von organischen isocyanaten
BE156889A BE829714A (fr) 1974-06-04 1975-05-30 Procede de purification d'isocyanates organiques
US05/582,803 US4065362A (en) 1974-06-04 1975-06-02 Purification of organic isocyanates
BR4468/75D BR7503491A (pt) 1974-06-04 1975-06-03 Processo para a purificacao de isocianatos organicos
ES438221A ES438221A1 (es) 1974-06-04 1975-06-04 Procedimiento para purificar isocianatos organicos.
FR7517453A FR2273799A1 (fr) 1974-06-04 1975-06-04 Procede de purification d'isocyanates organiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6359274A JPS5337852B2 (ja) 1974-06-04 1974-06-04

Publications (2)

Publication Number Publication Date
JPS50154210A JPS50154210A (ja) 1975-12-12
JPS5337852B2 true JPS5337852B2 (ja) 1978-10-12

Family

ID=13233681

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6359274A Expired JPS5337852B2 (ja) 1974-06-04 1974-06-04

Country Status (8)

Country Link
US (1) US4065362A (ja)
JP (1) JPS5337852B2 (ja)
BE (1) BE829714A (ja)
BR (1) BR7503491A (ja)
DE (1) DE2524045A1 (ja)
ES (1) ES438221A1 (ja)
FR (1) FR2273799A1 (ja)
GB (3) GB1481756A (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2846814A1 (de) * 1978-10-27 1980-05-08 Bayer Ag Suspensionen von isocyanat-destillationsrueckstaenden in polyolen
DE2846815A1 (de) * 1978-10-27 1980-05-08 Ayer Ag Verfahren zur aufarbeitung von isocyanat-destillationsrueckstaenden
DE3440912A1 (de) * 1984-11-09 1986-05-15 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von waermefarbbestaendigen aliphatischen und/oder cycloaliphatischen diisocyanaten und ihre verwendung zur herstellung von farbverbesserten, modifizierten polyisocyanaten
US4677154A (en) * 1985-12-18 1987-06-30 Basf Corporation Stabilizer package for polyurethane comprising a substituted cresol and another costabilizer
DE4142769A1 (de) * 1991-12-23 1993-06-24 Bayer Hispania Ind S A Verfahren zur herstellung von isocyanaten und aufarbeitung des rueckstandes
EP1732965B1 (en) * 2003-07-14 2014-02-26 Vencorex US, Inc. Improved color stability of isocyanates

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4862737A (ja) * 1971-11-30 1973-09-01

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3055078A (en) * 1957-07-05 1962-09-25 William W Mcelrath Machine for processing non-shrinking fibrous materials
US2957903A (en) * 1959-03-24 1960-10-25 Du Pont Stabilization of organic isocyanates
US3458558A (en) * 1963-10-25 1969-07-29 Allied Chem Purification of isocyanates by reducing the hydrolyzable chlorine content
GB1192859A (en) * 1967-12-28 1970-05-20 Takeda Chemical Industries Ltd A Stabilised Isocyanate Composition
US3715381A (en) * 1969-06-11 1973-02-06 Allied Chem Polyisocyanate compositions stabilized against discoloration

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4862737A (ja) * 1971-11-30 1973-09-01

Also Published As

Publication number Publication date
DE2524045A1 (de) 1975-12-18
BR7503491A (pt) 1976-05-25
GB1481757A (en) 1977-08-03
GB1481755A (en) 1977-08-03
FR2273799B1 (ja) 1979-01-19
BE829714A (fr) 1975-12-01
GB1481756A (en) 1977-08-03
ES438221A1 (es) 1977-01-01
JPS50154210A (ja) 1975-12-12
FR2273799A1 (fr) 1976-01-02
US4065362A (en) 1977-12-27

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