http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5264090-A
Outgoing Links
Predicate | Object |
---|---|
assignee | http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5128cfc84a0fb189fceb3cd240c44493 |
classificationCPCAdditional | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J2327-12 |
classificationCPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C25B1-46 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08J5-2281 |
classificationIPCInventive | http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C25B1-46 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08J5-22 |
filingDate | 1991-10-04^^<http://www.w3.org/2001/XMLSchema#date> |
grantDate | 1993-11-23^^<http://www.w3.org/2001/XMLSchema#date> |
inventor | http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_f5ba9e74231063c81c8895ebaf6595c8 http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_d21ff2fb43da73ad1c9900b667751cab |
publicationDate | 1993-11-23^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber | US-5264090-A |
titleOfInvention | Method for the electrolysis of an alkali metal chloride using a cation exchange membrane |
abstract | A method for the electrolysis of an alkali metal chloride in an electrolytic cell is disclosed, in which use is made of a cation exchange membrane comprising a carboxylate-containing fluorocarbon polymer layer disposed on a cathode compartment side and provided on its surface with an inorganic coating, and a sulfonate and/or carboxylate-containing fluorocarbon polymer layer disposed on an anode compartment side and having a water content of from 3 to 10% by weight. By this method, an alkali metal hydroxide, e.g., sodium hydroxide, can be directly produced in a concentration as high as 45-55 % by weight from a saline solution having an alkali metal chloride concentration as low as from 3.0 to 3.5N with reduced energy consumption, stably for a prolonged period of time. |
isCitedBy | http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5716504-A http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6227094-B1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6375825-B1 |
priorityDate | 1990-10-05^^<http://www.w3.org/2001/XMLSchema#date> |
type | http://data.epo.org/linked-data/def/patent/Publication |
Incoming Links
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