Basf Se Corporation

Si Jun Zhu

Laszlo Szarvas

Yi Lin

Yong Ming Chen

Jin Bo Song

Chang Liu Xiang

You Gang Li

Qin Qin Hu

Cong Chang

Jing Cheng Xia

Sheng Hai Yang

R K Prasad Nadella

The present invention relates to an electroplating bath comprising (A) an alkane sulfonic acid or alkanol sulfonic acid; (B) a soluble metal salt of alkane sulfonic acid or alkanol sulfonic acid; and (C) at least one additive selected from—polyether derivatives of formula (I),—sulfonated or sulfated polyether derivatives of formula (II) or—any combinations thereof, wherein the groups in formulae (I) and (II) are as defined in the description and claims. The present invention also relates to a process for refining metal and a process for controlling morphology of metal deposited on cathode in electrolytic refining of the metal, which comprise using the electroplating bath according to the present invention.

Sulfonate electroplating bath, process for refining metal by electrolytic depositing and process for controlling metal morphology in electrolytic refining

The invention relates to an alkoxylated polyethyleneimine hydrophilically-modified fiber, wherein the alkoxylated polyethyleneimine has a weight average molecular weight of 600 to 25,000 and contains 1 to 40 alkylene oxide units per nitrogen atom. The invention also relates to a method of improving hydrophilicity of fiber comprising impregnating the fiber with an aqueous solution containing an alkoxylated polyethyleneimine, wherein the alkoxylated polyethyleneimine has a weight average molecular weight of 600 to 25,000 and contains 1 to 40 alkylene oxide units per nitrogen atom. The invention also relates to use of the alkoxylated polyethyleneimine in improving hydrophilicity of fiber.

Alkoxylated polyethyleneimine hydrophilically-modified fibers

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Shanghai, China

Si Jun Zhu