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Machine translation
1. (WO1980002689) PROCESS FOR PREPARING POLYMETHYLENEPOLYPHENYL POLYCARBAMATE
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1980/002689    International Application No.:    PCT/JP1980/000114
Publication Date: 11.12.1980 International Filing Date: 28.05.1980
IPC:
C08G 12/20 (2006.01)
Applicants:
Inventors:
Priority Data:
79/66046 30.05.1979 JP
Title (EN) PROCESS FOR PREPARING POLYMETHYLENEPOLYPHENYL POLYCARBAMATE
(FR) PROCEDE DE PREPARATION DE POLYCARBAMATE DE POLYMETHYLENEPOLYPHENYLE
Abstract: front page image
(EN)A process for preparing polymethylenepolyphenyl carbamate, which comprises reacting a specific N-phenyl-carbamate with formaldehyde or a formaldehyde-producing material in the presence of trifluoroboron or the complex salt thereof at a high reaction rate.
(FR)Un procede de preparation de carbamate de polymethylenepolyphenyle consiste a faire reagir un N-phenyle-carbamate specifique avec de la formaldehyde ou un materiau produisant de la formaldehyde en presence de trifluorobore ou de son sel complexe a une vitesse de reaction elevee.
Designated States:
Publication Language: Japanese (JA)
Filing Language: Japanese (JA)