UNILEVER PLC; UNILEVER N.V.; HINDUSTAN UNILEVER LIMITED; CHANG, Xiaowei; KHOSHDEL, Ezat; PENG, Weimin; WANG, Jinfang; YAO, Yinfang
Patent: WO2011/91548 A1, 2011 ;
Location in patent: Page/Page column 8-9 ;