IT957621B - Procedimento per produrre diaril metani e poliamminopoliaril metani - Google Patents

Procedimento per produrre diaril metani e poliamminopoliaril metani

Info

Publication number
IT957621B
IT957621B IT4957672A IT4957672A IT957621B IT 957621 B IT957621 B IT 957621B IT 4957672 A IT4957672 A IT 4957672A IT 4957672 A IT4957672 A IT 4957672A IT 957621 B IT957621 B IT 957621B
Authority
IT
Italy
Prior art keywords
methane
polyaminopolyl
procedure
producing diaryl
producing
Prior art date
Application number
IT4957672A
Other languages
English (en)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT957621B publication Critical patent/IT957621B/it

Links

IT4957672A 1971-04-16 1972-04-13 Procedimento per produrre diaril metani e poliamminopoliaril metani IT957621B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712118490 DE2118490A1 (de) 1971-04-16 1971-04-16 Verfahren zur Herstellung von Diamino-diarylmethanen und Polyaminopolyarylmethanen

Publications (1)

Publication Number Publication Date
IT957621B true IT957621B (it) 1973-10-20

Family

ID=5804900

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4957672A IT957621B (it) 1971-04-16 1972-04-13 Procedimento per produrre diaril metani e poliamminopoliaril metani

Country Status (8)

Country Link
BE (1) BE782050A (it)
BR (1) BR7202218D0 (it)
DE (1) DE2118490A1 (it)
ES (1) ES401812A1 (it)
FR (1) FR2136443A5 (it)
GB (1) GB1365190A (it)
IT (1) IT957621B (it)
NL (1) NL7204975A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297294A (en) 1980-09-29 1981-10-27 Shell Oil Company Process for making 4,4'-methylene diphenyl diisocyanate

Also Published As

Publication number Publication date
GB1365190A (en) 1974-08-29
NL7204975A (it) 1972-10-18
DE2118490A1 (de) 1972-10-26
BR7202218D0 (pt) 1974-10-29
BE782050A (fr) 1972-10-13
FR2136443A5 (it) 1972-12-22
ES401812A1 (es) 1975-03-16

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