国家/地区 中国（5）
IPC部 C（5）
IPC大类 C01（5）
IPC小类 C01F（5）
IPC C01F011/46（3）
发明人 SONG X（5）
公开年 2022（4）
申请年 2022（5）
专利权人 SHANDONG JIN.（4）

Catalyst for directionally synthesizing alkyl carbonate from alkyl oxalate, comprises calcium-magnesium-aluminum hydrotalcite modified by modifier.

LI Z, ZHANG X, YUAN X, WANG X, CHEN W, LI J, WAN Z, WANG W, YU G, XIA R, PANG X, LI G, XIONG X, SONG X, SHI L, SUN Y, ZHOU J, ZHENG W

Oxidized graphene waste acid waste water processing device comprises pulping tank, waste acid tank for storing waste acid generated in production process of oxidation graphene, first reaction kettle, first press filter, and second filter press.

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

Preparing composite material of oxidized graphene/nano barium sulfate to paint, pigment, coating, ink, storage battery, paper making, plastic, rubber, ceramic, enamel, and spice industries, involves adding pre-treated graphene waste sulfuric acid.

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

Resource utilization method of phosphoric acid-contains waste sulfuric acid liquid used for preparing graphene oxide, involves detecting phosphate content, sulfate content in phosphate, adding acidic solution, and stirring fully.

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

Comprehensively treating graphene oxide waste acid involves filtering and removing impurities in graphene oxide waste acid, neutralizing, precipitating, separating solid and liquid, concentrating mixture, crystallizing, melting mixture of potassium sulfate and magnesium sulfate and cooling.

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