| 发明名称 |
HYDROPHILICALLY MODIFIED FLUORINATED MEMBRANE (II) |
| 摘要 |
Disclosed are copolymers which are useful in hydrophilically modifying porous fluoropolymer supports. An example of the copolymers is:;;Also disclosed are a method of preparing such copolymers, a method of modifying porous fluoropolymer surfaces, and hydrophilic fluoropolymer porous membranes prepared therefrom. Also disclosed is a method of filtering fluids by the use of the hydrophilic fluoropolymer porous membranes. |
| 申请公布号 |
US2016288059(A1) |
申请公布日期 |
2016.10.06 |
| 申请号 |
US201514675547 |
申请日期 |
2015.03.31 |
| 申请人 |
PALL CORPORATION |
发明人 |
AAMER Khaled Abdel-Hakim Helmy;QIU Jian;AIT-HADDOU Hassan |
| 分类号 |
B01D69/12;B01D71/80;B01D67/00;B01D71/44;B01D69/10 |
主分类号 |
B01D69/12 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A composite hydrophilic porous membrane comprising a porous fluoropolymer support and a coating comprising a copolymer, wherein the copolymer comprises repeat units A and B, wherein A is of the formula: and B is of the formula wherein: the copolymer is a block copolymer or a random copolymer; x is 3 to about 10; n and m, the number of repeat units A and B present in the copolymer, range from 1 to about 1000, provided the sum of n and m is equal to or greater than 10, wherein the copolymer is optionally crosslinked. |
| 地址 |
Port Washington NY US |
