Electrodeposition coating process of vinylidene fluoride resin专利检索-溶解度参数溶剂类专利检索查询-专利查询网

Electrodeposition coating process of vinylidene fluoride resin

阅读：130发布：2022-09-11

专利汇可以提供Electrodeposition coating process of vinylidene fluoride resin专利检索，专利查询，专利分析的服务。并且An electrodeposition process which comprises electrophoretically depositing a vinylidene fluoride resin on an electrical conductor from a solvent mixture consisting essentially of a vinylidene fluoride resin powder dispersion in an organic liquid dispersing medium, said organic liquid dispersing medium comprising an organic liquid having a dielectric constant greater than 3.8 and being selected from the group consisting of organic liquids having a solubility parameter of from about 7.0 to about 13.0, exhibiting a low degree of hydrogen bonding, a solubility parameter of from about 7.7 to about 12.5 exhibiting a middle degree of hydrogen bonding, a solubility parameter of from about 9.6 to about 11.8 exhibiting a high degree of hydrogen bonding, and mixtures thereof.，下面是Electrodeposition coating process of vinylidene fluoride resin专利的具体信息内容。

权利要求

2. The process of claim 1, wherein said vinylidene fluoride resin powder dispersion in said organic liquid dispersing medium further contains at least one additive selected from the group consisting of pigments and fillers, the amount of said additive being less than 30 percent based on the amount of vinylidene fluoride resin.

3. The process of claim 2, wherein said additive is present in an amount of less than 15 percent based on the amount of vinylidene fluoride resin.

4. The process of claim 2 wherein said additive is selected from the group consisting of titanium dioxide and carbon black.

5. The process of claim 2, wherein the particle size of said additive ranges from 0.05 to 10.0 microns.

6. The process of claim 1 which further comprises drying and heating said electrophorEtically deposited resin.

7. The process of claim 6, wherein said drying occurs at a temperature of from 80* to 280* C., and said heating occurs at a temperature of from 180* to 350* C.

8. The process of claim 1, wherein said vinylidene fluoride powder has a particle size of from 0.01 to 10 microns.

9. The process of claim 8, wherein said particle size ranges from 0.1 to 1.0 microns.

10. The process of claim 1 wherein said electrical conductor is an anode.

11. The process of claim 1 wherein said dispersion medium is selected from the group consisting of n-octyl alcohol, n-amyl alcohol, isobutyl alcohol, butyl acetate, isoamyl acetate, methyl acetate, ethyl acetate, cyclohexanone, methyl-n-propyl ketone, diisobutyl ketone, methyl ethyl ketone, acetone, acetophenone, butylcellosolve, epichlorohydrin, chloroform, 1,2-dichloroethane, 1,1,2-trichloroethane, tetrachloroethane, nitrobenzene, chlorobenzene, o-dichlorobenzene and mixtures thereof.

12. The process of claim 1, wherein the vinylidene fluoride resin has a specific viscosity of from 0.6 to 2.0.

13. The process of claim 1, wherein said organic liquid dispersing medium has a maximum dielectric constant of 150.

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Electrodeposition coating process of vinylidene fluoride resin

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