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公开(公告)号：US20220177774A1
公开(公告)日：2022-06-09
申请号：US17436848
申请日：2020-03-11
Applicant: RHODIA OPERATIONS
Inventor： Helène MARTIN , Patrick MOREAU , Arnaud CADIX
Abstract: The instant invention friction reducer formulation comprising friction reducer polymers such as PAM within the dispersed phase of an inverse emulsion containing a composition C which comprises a mixture of: —at least an alkanolamide emulsifier; and —a block copolymer comprising: —a hydrophilic block A comprising units deriving from a mono-alpha-ethylenically-unsaturated monomers; and —a hydrophobic block B.
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公开(公告)号：US20220162350A1
公开(公告)日：2022-05-26
申请号：US17433030
申请日：2020-02-14
Applicant: RHODIA OPERATIONS
Inventor： Helène MARTIN , Patrick MOREAU
IPC: C08F2/24 , C08F293/00
Abstract: The instant invention concerns compositions suitable for stabilizing emulsions, which comprise a mixture of:—at least an alkanolamide emulsifier; and—a block copolymer comprising:—a hydrophilic block comprising units deriving from a mono-alpha-ethylenically-unsaturated monomers; and—a block B preferably deriving from a mono-alpha-ethylenically-unsaturated monomers
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