国家/地区 中国（4）
IPC部 B（3） C（3） H（2）
IPC大类 B82（3） C01（3） H01（2）
IPC小类 B82Y（3） C01F（2） C01G（2）
IPC B82Y030/00（2） B82Y040/00（2） C01F011/46（2）
C01G045/02（2）
发明人 CAO A（4）
公开年 2022（3）
申请年 2021（4）
专利权人 SHANDONG LEA.（3）

Preparing manganese dioxide/graphite oxide composite material by using waste liquid of oxidized graphene, filtering, adjusting pH of filtrate by adding alkaline substance, adding proper potassium permanganate, and precipitating.

GONG W, CAO A, LIU T, SONG X, HOU S, WANG W

Utilizing waste sulfuric acid and washing waste water in preparation process of graphene oxide, involves conveying filtered waste sulfuric acid into reactor, stirring, conveying barium carbonate slurry, reacting, aging, filtering, adjusting pH, adding potassium permanganate, stirring and filtering.

GONG W, CAO A, LIU T, SONG X, HOU S, WANG W

Method of utilizing manganese-containing sulfuric acid liquid to prepare high-purity nano-barium sulfate used in processing of e.g. lithium manganate battery, involves adding complexing agent to sulfuric acid solution, reacting with e.g. prefabricated barium carbonate slurry, and drying.

GONG W, CAO A, LIU T, SONG X, HOU S, WANG W

Thermally conductive coating diaphragm useful for power battery used as core component of electric automobile, comprises base film and coating applied on base film, coating includes graphene coating and solvent.

CAO A, WANG R