Hydrophilic membranes and method of preparation thereof (IV)
    24.
    发明授权
    Hydrophilic membranes and method of preparation thereof (IV) 有权
    亲水膜及其制备方法(Ⅳ)

    公开(公告)号:US09303133B2

    公开(公告)日:2016-04-05

    申请号:US14320415

    申请日:2014-06-30

    申请人: PALL CORPORATION

    IPC分类号: C08J9/28

    摘要: Disclosed is a hydrophilic porous membrane comprising a block copolymer of the formula: A-B-A (I) or A-B (II), wherein block A is (i) a copolymer of glycidol and allyl glycidyl ether, the copolymer having one or more allyl groups; or (ii) a copolymer of glycidol and allyl glycidyl ether, wherein one or more of the allyl groups of the copolymer have been replaced with 1,2-dihydroxypropyl group or a group of the formula: —(CH2)a—S—(CH2)b—X, wherein a, b, and X are as defined herein, and block B is an aromatic hydrophobic polymeric segment, for example, polyethersulfone. Also disclosure is a method of preparing such porous membranes.

    摘要翻译: 公开了一种亲水性多孔膜,其包含下式的嵌段共聚物:A-B-A(I)或A-B(II),其中嵌段A为(i)缩水甘油与烯丙基缩水甘油醚的共聚物,该共聚物具有一个或多个烯丙基; 或(ii)缩水甘油和烯丙基缩水甘油醚的共聚物,其中共聚物的一个或多个烯丙基已被1,2-二羟丙基或下式所示的基团取代: - (CH 2)a -S-( CH2)b-X,其中a,b和X如本文所定义,并且嵌段B是芳族疏水性聚合物链段,例如聚醚砜。 还公开了制备这种多孔膜的方法。

    METHOD OF PRODUCING COMPOSITE FOR ACID GAS SEPARATION
    25.
    发明申请
    METHOD OF PRODUCING COMPOSITE FOR ACID GAS SEPARATION 审中-公开
    生产用于酸气分离的复合材料的方法

    公开(公告)号:US20160008767A1

    公开(公告)日:2016-01-14

    申请号:US14860890

    申请日:2015-09-22

    发明人: Satoshi YONEYAMA

    摘要: An art is provided for preparing a coating liquid for formation of an acid gas separation facilitated transport membrane, the coating liquid containing a hydrophilic compound, an acid gas carrier and water, using as a porous support a laminated membrane between a hydrophobic porous membrane and an auxiliary support membrane, coating onto a surface of the hydrophobic porous membrane of the laminated membrane the coating liquid for formation at a liquid membrane thickness of 0.3 mm or more and 1.0 mm or less, and drying the coated liquid membrane to form a first acid gas separation facilitated transport membrane, and further coating the coating liquid for formation of the acid gas separation facilitated transport membrane onto the previously formed acid gas separation facilitated transport membrane, and drying the coated liquid membrane to form a next acid gas separation facilitated transport membrane.

    摘要翻译: 提供了一种制备用于形成酸性气体分离促进输送膜的涂布液,含有亲水性化合物的涂布液,酸性气体载体和水,使用多孔载体,在疏水性多孔膜和 辅助支撑膜,在层压膜的疏水性多孔膜的表面上涂布以0.3mm以上且1.0mm以下的液膜形成的涂布液,并干燥涂布的液膜以形成第一酸性气体 分离促进了输送膜,并进一步涂覆用于形成酸性气体分离的涂布液,促进了输送膜到先前形成的酸性气体分离促进的输送膜上,并干燥涂布的液膜以形成下一个酸性气体分离促进的输送膜。