公开(公告)号：US3786093A

公开(公告)日：1974-01-15

申请号：US3786093D

申请日：1969-10-17

Applicant: ALLIED CHEM

Inventor： LICHSTEIN B ,  DU BOIS R

IPC: C09K3/00 ,  C08G18/00 ,  C08G18/71 ,  C08K5/20 ,  C08K5/21 ,  C08K5/3477 ,  C08L77/00 ,  D01F6/90 ,  C07C103/30

CPC classification number: C08G18/00 ,  C08G18/712 ,  C08K5/20 ,  C08K5/21 ,  C08K5/3477 ,  C08L77/02 ,  C08L77/06 ,  C08L23/12 ,  C08L33/20 ,  C08L67/00

Abstract: NOVEL COMPOUNDS USEFUL IN IMPARTING OIL REPELLENCY TO FABRICS HAVE THE FORMULA (RFCONH)2CHR WHEREIN RF IS A RADICAL CONTAINING AT LEAST ONE FLUORINE ATOM AND FROM 1 TO 20 CARBON ATOMS, THE RADICAL BEING SELECTED FROM THE GROUP CONSISTING OF ALKYL, PHENYL, ALKYLPHENYL, PHENYLALKYL; AND ANY OF THESE RADICALS CONTAINING AN ETHER LINKAGE, AND R IS HYDROGEN, TRICHLOROMETHYL, OR PHENYL. THE COMPOUNDS ARE PREPARED BY REACTING A NITRILE OF THE FORMULA RFCN WITH FORMALDEHYDE, CHLORAL, CHLORAL HYDRATE OR BENZADEHYDE IN THE PRESENCE OF A CATATLYTIC AMOUNT OF A STRONG ACID AND PREFERABLY ALSO IN THE PRESENCE OF A SOLVENT SUCH AS CARBON TETRACHLORIDE.