http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2012122667-A8

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filingDate 2011-03-11-04:00^^<http://www.w3.org/2001/XMLSchema#date>
inventor http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b78a7b78886b9869332a3da840f48a8c
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publicationDate 2012-11-08-04:00^^<http://www.w3.org/2001/XMLSchema#date>
publicationNumber WO-2012122667-A8
titleOfInvention Betaine surfactants and preparation methods and uses thereof
abstract Betaine surfactants of formula (I) and preparation methods and uses thereof are provided. The surfactants can depress the interfacial surface tension of crude oil till 10 -3 mN/m, have the capabilities of antiheating (130℃), antimineralizing and antidiluting, and can be used in the field of tertiary oil recovery.
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Total number of triples: 24.