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1. CN113226527 - 复合半透膜

Office
China
Application Number 201980085514.2
Application Date 30.09.2019
Publication Number 113226527
Publication Date 06.08.2021
Publication Kind A
IPC
B01D 69/12
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
69Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
12Composite membranes; Ultra-thin membranes
B01D 69/02
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
69Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
02characterised by their properties
B01D 69/10
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
69Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
10Supported membranes; Membrane supports
B01D 71/56
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
71Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
06Organic material
56Polyamides, e.g. polyester-amides
B01D 71/82
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
71Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
06Organic material
76Macromolecular material not specifically provided for in a single one of groups B01D71/08-B01D71/74132
82characterised by the presence of specified groups, e.g. introduced by chemical after-treatment
B32B 5/18
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
5Layered products characterised by the non-homogeneity or physical structure of a layer
18characterised by features of a layer containing foamed or specifically porous material
CPC
B01D 69/02
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
69Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
02characterised by their properties
B01D 69/10
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
69Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
10Supported membranes; Membrane supports
B01D 69/12
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
69Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
12Composite membranes; Ultra-thin membranes
B01D 71/56
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
71Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
06Organic material
56Polyamides, e.g. polyester-amides
B01D 71/82
BPERFORMING OPERATIONS; TRANSPORTING
01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
DSEPARATION
71Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
06Organic material
76Macromolecular material not specifically provided for in a single one of groups B01D71/08 - B01D71/74
82characterised by the presence of specified groups, e.g. introduced by chemical after-treatment
B32B 5/18
BPERFORMING OPERATIONS; TRANSPORTING
32LAYERED PRODUCTS
BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
5Layered products characterised by the non- homogeneity or physical structure ; , i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
18characterised by features of a layer ; of; foamed material
Applicants 东丽株式会社
Inventors 吉崎友哉
浜田刚志
尾形雅美
志村晴季
小川贵史
Agents 北京市金杜律师事务所 11256
Priority Data 2018-242776 26.12.2018 JP
Title
(ZH) 复合半透膜
Abstract
(ZH)
本发明涉及复合半透膜,其具备基材、多孔性支承层和分离功能层,前述分离功能层含有具有交联芳香族聚酰胺的第一层和具有含氟原子的脂肪族聚酰胺的被覆层,在自前述复合半透膜的前述被覆层侧的X射线光电子能谱测定中测得的、氟原子的原子数相对于全部元素而言的合计原子数的比例为0.5%以上且8%以下,在前述X射线光电子能谱测定中测得的、氮原子的原子数相对于氧原子的原子数之比为0.8以上且1.3以下。

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