Invention Grant
- Patent Title: Surfactant
-
Application No.: US16768121Application Date: 2018-11-29
-
Publication No.: US12110441B2Publication Date: 2024-10-08
- Inventor: Xin Li , Clive A. Smith , Alexandra Clay , Colin Pilkington
- Applicant: SPHERE FLUIDICS LIMITED
- Applicant Address: GB Babraham
- Assignee: SPHERE FLUIDICS LIMITED
- Current Assignee: SPHERE FLUIDICS LIMITED
- Current Assignee Address: GB Cambridge
- Agency: Renner, Kenner, Greive, Bobak, Taylor & Weber
- Priority: GB 19846 2017.11.29
- International Application: PCT/GB2018/053452 2018.11.29
- International Announcement: WO2019/106366A 2019.06.06
- Date entered country: 2020-05-29
- Main IPC: C09K23/18
- IPC: C09K23/18 ; B01D11/04 ; B01D17/04 ; B01D17/12 ; B01L3/00 ; C08G65/00 ; C09K23/00 ; C09K23/16
Abstract:
A surfactant of formula (I):
A-(L1)a-(C2)b-(L2)c-X (I)
wherein
A is a perfluoropolyether;
L1 is CONR', wherein R′ is selected from H and C1-6 alkyl;
a is 0 or 1;
b is 0 or an integer between 1 and 10;
L2 is a linking group;
c is 0 or 1; and
X is a charged group.
A-(L1)a-(C2)b-(L2)c-X (I)
wherein
A is a perfluoropolyether;
L1 is CONR', wherein R′ is selected from H and C1-6 alkyl;
a is 0 or 1;
b is 0 or an integer between 1 and 10;
L2 is a linking group;
c is 0 or 1; and
X is a charged group.
Public/Granted literature
- US20200316545A1 SURFACTANT Public/Granted day:2020-10-08
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