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AssigneeAsahi Glass Company, Limited
InventorsIsamu Kaneko, Atsushi Watakabe, Jyunichi Tayanagi, Susumu Saito
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A compound containing two fluorosulfonyl groups which are groups convertible to sulfonic acid groups, an intermediate therefor, and methods for their production with high productivity, are provided. Also provided are a fluorosulfonyl group-containing polymer obtained by polymerizing such a compound, and a sulfonic acid group-containing polymer obtained from such a polymer. A method for producing a compound of the following formula (m0), such a compound, a fluorosulfonyl group-containing polymer obtained by polymerizing such a compound, and a sulfonic acid group-containing polymer obtained from such a polymer, provided that RF01 is a single bond or a C1-6 bivalent perfluoro organic group, RF02 is a C1-6 bivalent perfluoro organic group, and n is 0 or 1:
A method for producing a polymer, characterized in that a compound of the following formula (m0) is polymerized to obtain a polymer comprising units based on the compound of the following formula (m0):
A method for producing a polymer, characterized in that a compound of the following formula (m0) and tetrafluoroethylene are copolymerized to obtain a polymer comprising units based on the compound of the following formula (m0) and units based on tetrafluoroethylene:
A compound of the following formula (m1):
A compound of the following formula (m11):
A compound of the following formula (m12):
A compound of the following formula (m13):
A polymer comprising units based on the compound of the following formulas (m11), (m12) or (m13):
A polymer comprising units based on the compound of the following formulas (m11), (m12) or (m13) and units based on tetrafluoroethylene:
Dependencies are inferred from the claim text.