US 12,275,859 B2
Fluorine-containing ether composition, coating solution, and article and production method therefor
Hidefumi Shiota, Tokyo (JP)
Assigned to AGC Inc., Tokyo (JP)
Filed by AGC Inc., Tokyo (JP)
Filed on Jul. 20, 2021, as Appl. No. 17/443,032.
Application 17/443,032 is a continuation of application No. PCT/JP2020/004643, filed on Feb. 6, 2020.
Claims priority of application No. 2019-023333 (JP), filed on Feb. 13, 2019.
Prior Publication US 2021/0348025 A1, Nov. 11, 2021
Int. Cl. C09D 183/12 (2006.01); C07F 7/18 (2006.01); C08G 77/46 (2006.01); C08L 71/00 (2006.01); C09D 5/00 (2006.01); C09D 5/16 (2006.01); C09D 171/00 (2006.01); C09D 183/08 (2006.01)
CPC C09D 183/12 (2013.01) [C07F 7/1804 (2013.01); C08G 77/46 (2013.01); C08L 71/00 (2013.01); C09D 5/00 (2013.01); C09D 5/1637 (2013.01); C09D 171/00 (2013.01); C09D 183/08 (2013.01)] 14 Claims
 
1. A fluorinated ether composition, comprising:
a compound (1) of formula (1); and
a compound (2) of formula (2);
wherein an amount of compound (2) is from 5.0 to 50.0 mol % relative to the total amount of the compound (1) and the compound (2),
wherein the formula (1) is

OG Complex Work Unit Chemistry
where A11 is a perfluoroalkyl group, X11 is a fluoroalkylene group having at least one fluorine atom, m11 is an integer of from 5 to 200, Q11 and Q12 are each independently a bivalent linking group, R11 and R12 are each independently a monovalent hydrocarbon group, L11 and L12 are each independently a hydrolyzable group or a hydroxy group, n11 and n12 are each independently an integer of from 0 to 2, and Q13 is a single bond or a bivalent linking group, with a proviso that when (OX11)m11 has (OCF2) and (OCF2CF2), the proportion of (OCF2CF2) to (OCF2) is from 0.1 to 1.5, and the formula (2) is

OG Complex Work Unit Chemistry
where X21 is a fluoroalkylene group having at least one fluorine atom, m21 is an integer of from 2 to 200, Q21, Q22, Q31, Q32 and Q24 are each independently a bivalent linking group, R21, R22, R31 and R32 are each independently a monovalent hydrocarbon group, L21, L22, L31 and L32 are each independently a hydrolyzable group or a hydroxy group, n21, n22, n31 and n32 are each independently an integer of from 0 to 2, and Q23 is a single bond or a bivalent linking group.