Mixed solvents and surface treatment agents

JP2026093890APending Publication Date: 2026-06-09AGC SEIMI CHEM CO LTD
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Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
AGC SEIMI CHEM CO LTD
Filing Date
2024-11-28
Publication Date
2026-06-09

AI Technical Summary

Benefits of technology

【0008】 本発明によれば、安全性および溶解性が優れる混合溶剤を提供することができる。 また、本発明は、表面処理剤も提供できる。

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Abstract

This invention provides a mixed solvent with excellent safety and solubility, as well as a surface treatment agent. [Solution] A mixed solvent comprising CF3CH2-O-CF2CF2H and solvent A as essential components, wherein solvent A is a ketone or ester composed of carbon atoms, oxygen atoms, and hydrogen atoms, and does not contain an OH group, and the proportion of CF3CH2-O-CF2CF2H in the total amount of the mixed solvent is 57 mol% or more, and the solvent is non-flammable.
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Claims

1. CF ３ CH ２ -O-CF ２ CF ２ It contains H and solvent A as essential components. The solvent A is a ketone or ester composed of carbon atoms, oxygen atoms, and hydrogen atoms, and does not contain an OH group. The CF in the total amount of the mixed solvent ３ CH ２ -O-CF ２ CF ２ The proportion of H is 57 mol% or more. A non-flammable, mixed solvent.

2. The mixed solvent according to claim 1, wherein the solvent A comprises at least one selected from the group consisting of acetone, MEK, MIBK, ethyl acetate, and butyl acetate.

3. The mixed solvent according to claim 1, wherein solvent A contains butyl acetate.

4. The solvent A contains butyl acetate and / or ethyl acetate, and the CF in the total amount of the mixed solvent ３ CH ２ -O-CF ２ CF ２ The mixed solvent according to claim 1, wherein the proportion of H is 64 mol% or more.

5. The solvent A comprises at least one selected from the group consisting of MEK, MIBK, ethyl acetate, and butyl acetate, and the CF in the total amount of the mixed solvent ３ CH ２ -O-CF ２ CF ２ The mixed solvent according to claim 1, wherein the proportion of H is 67 mol% or more.

6. The solvent A comprises at least one selected from the group consisting of acetone, MEK, MIBK, ethyl acetate, and butyl acetate, and the CF in the total amount of the mixed solvent ３ CH ２ -O-CF ２ CF ２ The mixed solvent according to claim 1, wherein the proportion of H is 72 mol% or more.

7. Of the total amount of the mixed solvent, the CF ３ CH ２ -O-CF ２ CF ２ The mixed solvent according to claim 1, wherein the total proportion of H and the solvent A is 80 to 100 mol%.

8. A surface treatment agent using the mixed solvent described in any one of claims 1 to 7.

9. The surface treatment agent according to claim 8, which is for use as a moisture-proof coating, a creep-preventing agent, or an oil barrier agent.