The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 29, 2013
Filed:
Oct. 07, 2010
Yoshiyama Kaneumi, Ibaraki, JP;
Seiichiro Murata, Ibaraki, JP;
Katsuyuki Sato, Ibaraki, JP;
Unimatec Co., Ltd., Tokyo, JP;
Abstract
Disclosed is an emulsifier comprising, as an active ingredient, a polyfluoroalkylphosphonic acid salt represented by the general formula: CF(CHCF)(CFCF)(CHCH)P(O)(OM)(OM), wherein M' is a hydrogen atom, an alkali metal, an ammonium base, or an organic amine base, Mis an alkali metal, an ammonium base, or an organic amine base, n is an integer of 1 to 6, a is an integer of 1 to 4, b is an integer of 1 to 3, and c is an integer of 1 to 3. An aqueous solution or organic solvent solution of the emulsifier can be effectively used to emulsify a perfluoropolyether oil or a perfluorocarbon compound. The resulting emulsion exhibits excellent emulsification stability, and thus can be effectively used as a mold-releasing agent.