公开(公告)号：US20220153893A1

公开(公告)日：2022-05-19

申请号：US17588677

申请日：2022-01-31

Applicant: AGC Inc.

Inventor： Hiroyuki HARA ,  Yukiko SHIOTA ,  Yuzuka KAMIJO

IPC: C08F218/04 ,  C08F2/22 ,  C08F214/28

Abstract: A water/oil repellent composition which can provide an article with high and durable water repellency is provided. A water/oil repellent composition comprising units based on a fluoroolefin represented by the formula (1): CH2═CH—Rf (wherein Rf is a C1-8 perfluoroalkyl group), units based on a vinyl carboxylate (b1) having a C12 or higher alkyl group and units based on a vinyl carboxylate (b2) having a C1-6 alkyl group, wherein the ratio of units based on the fluoroolefin is from 20 to 35 mol %, the ratio of units based on the vinyl carboxylate (b1) is from 30 to 70 mol %, and the ratio of units based on the vinyl carboxylate (b2) is from 5 to 50 mol %, relative to all the units in the fluorinated polymer.

公开(公告)号：US20240026169A1

公开(公告)日：2024-01-25

申请号：US18481374

申请日：2023-10-05

Applicant: AGC Inc.

Inventor： Yuzuka KAMIJO ,  Hiroyuki HARA

IPC: C09D5/16 ,  C08F214/18 ,  C08F218/10 ,  C09D127/12 ,  C09D131/02 ,  D06M15/256

CPC classification number: C09D5/1668 ,  C08F214/188 ,  C08F218/10 ,  C09D127/12 ,  C09D131/02 ,  D06M15/256 ,  C08F2800/10 ,  D06M2101/34

Abstract: The present invention relates to a water and oil repellent composition from which an article with excellent water repellency can be obtained; a method for producing the same; and an article treated with the water and oil repellent composition.
The water and oil repellent composition of the present invention comprises a polymer in which the total ratio of a unit (a) based on a monomer (a), a unit (b) based on a monomer (b) and a unit (c) based on a monomer (c) with respect to all units is 95 mol % or more; in the production method of the present invention, a monomer component in which the total ratio of the monomer (a), the monomer (b) and the monomer (c) is 95 mol % or more is polymerized in the presence of a polymerization initiator;



monomer (a): CR1R2═CR3R4;
monomer (b): CH2═CH—Rf;
monomer (c): a carboxylic acid vinyl ester;
R1: F, Cl or H;
R2: F or H;
R3: F or H;
R4: F, H or CF3;
at least one of R1 to R4 is F;
Rf: a perfluoroalkyl group having 1 to 6 carbon atoms.

公开(公告)号：US20230257495A1

公开(公告)日：2023-08-17

申请号：US18303031

申请日：2023-04-19

Applicant: AGC Inc.

Inventor： Yuzuka KAMIJO ,  Hiroyuki HARA

IPC: C08F114/18

CPC classification number: C08F114/185

Abstract: Provided is a water repellent oil repellent agent composition capable of producing an article having excellent oil repellency. A water repellent oil repellent agent composition containing a fluorine-containing polymer comprising a unit based on a monomer (a) shown below and a unit based on a monomer (b) shown below.
Monomer (a): a compound represented by CH2═CH—[CH2CH2]p—[CF2CF2]q—[OCF2CF(CF3)]r—O—C3F7

In the formula, p represents an integer of 0 to 4, q represents an integer of 1 to 4, and r represents an integer of 1 to 4.

Monomer (b): another monomer that is copolymerizable with the monomer (a).

公开(公告)号：US20230062674A1

公开(公告)日：2023-03-02

申请号：US18048105

申请日：2022-10-20

Applicant: AGC Inc.

Inventor： Yuzuka KAMIJO ,  Hiroyuki HARA

IPC: D21H19/12 ,  C08J7/04 ,  C09D151/00 ,  D21H21/16

Abstract: A water- and oil-proofing composition which can provide an article with high utility oil resistance is provided. A water- and oil-proofing composition comprising a fluorinated polymer comprising units based on the following monomer (a) and units based on the following monomer (b), a fatty acid ester of polyglycerin and an aqueous medium: Monomer (a): a compound represented by CH2═CH—Rf (wherein Rf is a C1-8 perfluoroalkyl group). Monomer (b): a monomer copolymerizable with the monomer (a).

公开(公告)号：US20220204803A1

公开(公告)日：2022-06-30

申请号：US17655301

申请日：2022-03-17

Applicant: AGC Inc.

Inventor： Hiroyuki HARA ,  Motohiro TAKEMURA ,  Yuzuka KAMIJO

IPC: C09D127/12 ,  C08F214/18 ,  C09D5/02 ,  C09D7/45

Abstract: A liquid repellent composition which can provide an article with good alcohol repellency is provided. A liquid repellent composition comprising a fluorinated polymer and an aqueous medium, wherein the fluorinated polymer comprises units based on a monomer a, units based on a monomer b and units based on a monomer c. Monomer a: a compound represented by CH2═CH—Rf (wherein Rf is a C1-8 perfluoroalkyl group). Monomer b: a fluorine-free nonionic surfactant having a polymerizable carbon-carbon double bond. Monomer c: another monomer copolymerizable with the monomer a and the monomer b.

公开(公告)号：US20220204667A1

公开(公告)日：2022-06-30

申请号：US17655396

申请日：2022-03-18

Applicant: AGC Inc.

Inventor： Yuzuka KAMIJO ,  Hiroyuki HARA ,  Motohiro TAKEMURA

IPC: C08F214/26 ,  C08F2/28

Abstract: A water- and oil-proofing composition stable under highly alkaline conditions is provided. A water- and oil-proofing composition comprising a fluorinated polymer and an aqueous medium, wherein the fluorinated polymer comprises units based on a monomer a and units based on a monomer b. Monomer a: a compound represented by CH2═CH—Rf (wherein Rf is a C1-8 perfluoroalkyl group). Monomer b: a compound having a polymerizable unsaturated group and a cationic group.