C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/472.5
C07C 69/76 (2006.01) D06M 13/11 (2006.01) D06M 13/192 (2006.01) D06M 13/213 (2006.01)
Patent
CA 1207787
ABSTRACT OF THE DISCLOSURE A process is disclosed for producing organic oligomeric mixtures useful as fiber surface modifying agents. The process comprises reacting pyromellitic dianhydride with fluorinated alcohols and oxirane compounds to produce organic mixtures containing more than one mole of groups derived from pyromellitic dianhydride per two moles of groups derived from fluorinated alcohol.
427265
Allied Corporation
Gowling Lafleur Henderson Llp
LandOfFree
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