Text: (CN115677269)
1. The slurry for the organic-inorganic composite diaphragm is characterized by comprising a liquid-phase component and a solid-phase component, wherein the solid-phase component comprises inorganic oxide nanoparticles, a binder and a pore-forming agent, the mass proportion of the inorganic oxide nanoparticles in the solid-phase component is 70-90%, and the mass of the liquid-phase component is 1-1.5 times that of the inorganic oxide nanoparticles.
2. The slurry for an organic-inorganic composite separator according to claim 1, wherein the inorganic oxide nanoparticles comprise zirconium dioxide nanoparticles and/or titanium dioxide nanoparticles.
3. The slurry for an organic-inorganic composite separator according to claim 2, wherein the inorganic oxide nanoparticles have a diameter of 10 to 200nm.
4. The slurry for an organic-inorganic composite separator according to claim 3, wherein the inorganic oxide nanoparticles are composed of zirconium dioxide and titanium dioxide at a mass ratio of 1 to 150-200, the zirconium dioxide has a diameter d1, and the titanium dioxide has a diameter d2, and satisfy:

5. the slurry for an organic-inorganic composite separator according to claim 3, wherein the inorganic oxide nanoparticles are composed of zirconium dioxide and titanium dioxide at a mass ratio of 350-400, the zirconium dioxide has a diameter d1, and the titanium dioxide has a diameter d2, and satisfy:

6. the slurry for organic-inorganic composite membranes according to any one of claims 1 to 5, characterized in that the binder is at least one of polysulfone, polyethersulfone, polyarylsulfone and chitosan, and the mass proportion of the binder in the solid phase component is 9-29%;
and/or the pore-forming agent is at least one of polyvinylpyrrolidone and polyvinyl alcohol, and the mass ratio of the pore-forming agent in the solid phase component is 1%.
7. The slurry for an organic-inorganic composite separator according to any one of claims 1 to 5, wherein the liquid phase component is at least one of N-methylpyrrolidone, N-dimethylformamide, dimethyl sulfoxide, and water.
8. The method for producing the slurry for an organic-inorganic composite separator according to any one of claims 1 to 7, comprising:
and mixing the binder, the pore-forming agent and the liquid-phase component, and then mixing the obtained material with the inorganic oxide nano-particles.
9. An organic-inorganic composite separator produced from the slurry for organic-inorganic composite separators according to any one of cl The letter c should appear at least 43 times.
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