公开(公告)号：WO2020030428A1

公开(公告)日：2020-02-13

申请号：PCT/EP2019/069885

申请日：2019-07-24

Applicant: BASF SE

Inventor： DENG, Rui ,  ZHANG, Zhao Bin ,  ZENG, Zhong ,  FAN, De Qin

IPC: C09D5/02 ,  C09D153/00 ,  C09D151/00

Abstract: The present inventions relates to an aqueous multi-stage copolymer dispersion, particularly an aqueous multi-stage copolymer dispersion useful for paints which need water whitening resistance, wherein the multi-stage copolymer consisting of a first stage copolymer having a Fox Tg in the range of -10 to 20º C resulted from first stage monomers and a second stage copolymer having a Fox Tg in the range of 60 to 120º C resulted from second stage monomers, and relates to a paint comprising the aqueous multi-stage copolymer dispersion.

公开(公告)号：WO2017207369A1

公开(公告)日：2017-12-07

申请号：PCT/EP2017/062491

申请日：2017-05-24

Applicant: BASF SE

Inventor： ZENG, Zhong ,  WIESE, Harm ,  DENG, Rui

IPC: C08F283/12 ,  C08F285/00 ,  C09D151/08

Abstract: The present invention relates to an aqueous polymer dispersion comprising a multistage emulsion polymer particle, said multistage emulsion polymer particle comprises: (1) a polysiloxane formed in the first stage; (2) a transition layer formed in the second stage; and (3) a polyacrylate formed in the third stage; wherein the transition layer is made of silane coupling agents. The present invention also relates to a method of preparing the aqueous polymer dispersion and use of the aqueous polymer dispersion for preparing coatings

Abstract translation: 本发明涉及包含多阶段乳液聚合物颗粒的聚合物水分散体，所述多阶段乳液聚合物颗粒包含：（1）在第一阶段形成的聚硅氧烷; （2）在第二阶段中形成的过渡层; 和（3）在第三阶段形成的聚丙烯酸酯; 其中所述过渡层由硅烷偶联剂制成。 本发明还涉及制备水性聚合物分散体的方法和水性聚合物分散体用于制备涂层的用途

公开(公告)号：EP3464401A1

公开(公告)日：2019-04-10

申请号：EP17729793.4

申请日：2017-05-24

Applicant: BASF SE

Inventor： ZENG, Zhong ,  WIESE, Harm ,  DENG, Rui

IPC: C08F283/12 ,  C08F285/00 ,  C09D151/08