Process for manufacturing continuous supported ion selective membranes using non-polymerizable high boiling point solven
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B01D-069/02
출원번호
US-0872691
(1992-04-20)
발명자
/ 주소
MacDonald Russell J. (Watertown MA) Hodgdon Russell B. (Sudbury MA) Alexander Samuel S. (Concord MA)
출원인 / 주소
Ionics\Incorporated (Watertown MA 02)
인용정보
피인용 횟수 :
39인용 특허 :
0
초록▼
This invention pertains to processes for manufacturing in an environmentally friendly way, continuous, supported ion exchange membranes from (I) liquids containing vinyl and related monomeric electrolytes and high boiling solvents therefor, said solvents also being swelling agents for said membranes
This invention pertains to processes for manufacturing in an environmentally friendly way, continuous, supported ion exchange membranes from (I) liquids containing vinyl and related monomeric electrolytes and high boiling solvents therefor, said solvents also being swelling agents for said membranes; and (II) an indefinitely long, foraminous substrate and to the products of such processes.
대표청구항▼
A non-porous anion exchange membrane manufactured by polymerizing into said membrane a liquid characterized by having a viscosity less than about 10 poise at shear rates in excess of about 1 cm/sec, said liquid comprising: (a) a polymerizable monomeric electrolyte selected from the group consisting
A non-porous anion exchange membrane manufactured by polymerizing into said membrane a liquid characterized by having a viscosity less than about 10 poise at shear rates in excess of about 1 cm/sec, said liquid comprising: (a) a polymerizable monomeric electrolyte selected from the group consisting of vinyl benzyl trimethyl ammonium hydroxide, methacrylatoethyl trimethyl ammonium hydroxide, methacrylamido propyl trimethyl ammonium hydroxide, dimethyl amino ethyl methacrylate, dimethyl amino propylmethacrylamide, and their salts; (b) at least one cross-linkable monomer selected from the group consisting of methylene bis methacrylamide, methylene bis acrylamide, divinyl benzene and ethylene glycol dimethacrylate; and (c) at least one non-polymerizable diluent having a boiling point of at least 185°C. and soluble in water in all proportions selected from the group consisting of dimethyl sulfoxide, 1,3-propylene glycol, dipropylene glycol, 1,2-propylene glycol, propylene carbonate, gamma butyrolactone, 1-methyl-2-pyrrolidinone, sulfolane, 1,2,3-butane triol, 1,2,6-hexane triol, 1,2,4-butane triol, formamide, 1,3 butane diol and glycerin.
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이 특허를 인용한 특허 (39)
Lin, Juchui Ray, Anion exchange membranes and process for making.
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MacDonald,Russell J.; Lech,James A., Ion exchange and electrochemical methods and devices employing one-step quaternized and polymerized anion selective polymers.
Russell J. MacDonald ; James A. Lech, Ion exchange and electrochemical methods and devices employing one-step quaternized and polymerized anion selective polymers.
Aminabhavi, Tejraj; Kulkarni, Padmakar V.; Kariduraganavar, Mahadevappa Y., Ion exchange membranes, methods and processes for production thereof and uses in specific applications.
Aminabhavi, Tejraj; Kulkarni, Padmakar V.; Kariduraganavar, Mahadevappa Y., Ion exchange membranes, methods and processes for production thereof and uses in specific applications.
Rasmussen, Jerald K.; Fitzsimons, Jr., Robert T.; Seshadri, Kannan; Shannon, Simon K.; Wickert, Peter D.; Hembre, James I., Method of making macroporous anion exchange resins.
Rasmussen, Jerald K.; Fitzsimons, Jr., Robert T.; Seshadri, Kannan; Shannon, Simon K.; Wickert, Peter D.; Hembre, James I., Method of making macroporous anion exchange resins.
Rasmussen, Jerald K.; Fitzsimons, Jr., Robert T.; Seshadri, Kannan; Shannon, Simon K.; Wickert, Peter D.; Hembre, James I., Method of making macroporous cation exchange resins.
Rasmussen, Jerald K.; Fitzsimons, Jr., Robert T.; Seshadri, Kannan; Shannon, Simon K.; Wickert, Peter D.; Hembre, James I., Method of making macroporous cation exchange resins.
Rasmussen, Jerald K.; Fitzsimons, Jr., Robert T.; Seshadri, Kannan; Shannon, Simon K.; Wickert, Peter D.; Hembre, James I., Method of making macroporous cation exchange resins.
Rasmussen, Jerald K.; Fitzsimons, Jr., Robert T.; Seshadri, Kannan; Shannon, Simon K.; Wickert, Peter D.; Hembre, James I., Method of making macroporous cation exchange resins.
MacDonald, Russell James; Zheng, Liping; Barber, John; Yang, Hai, Simultaneous polymerization of two vinyl monomer mixtures to opposite faces of a flat porous substrate.
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