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US 12,109,332 B2Granted
Biofouling resistant coatings and methods of making and using the same
AssigneesThe Regents of the University of California, Silq Technologies Corporation
InventorsBrian T. McVerry, Ethan Rao, Richard B. Kaner, Na He
Life of this patent
Estimating the term…
Abstract
Disclosed herein are compositions to use in biofouling-resistant coatings, biofouling-resistant coatings, methods of making biofouling-resistant coatings, biofouling-resistant devices, and methods of making biofouling-resistant devices.
Claims24
A medical device coated with a compound comprising:
- a) a repeating unit of Formula (VII):
- wherein
- each R1a and R1b is independently selected from hydrogen and halogen;
- each R2a and R2b is independently selected from halogen, —CN, and optionally substituted C1-C6 fluoroalkyl;
- each A1 and A2 is independently selected from —C(═O)—, —S(═O)—, —S(═O)2—, and —S(═O)(=NR3c)—;
- each B1 and B2 is independently selected from —O— and —NR3c—;
- Z1 is —(CR6cR6d)s—;
- each R4c, R4d, R5d, R5e, R5c, and R5d is independently selected from hydrogen, halogen, —CN, —OR9a, optionally substituted C1-C4 alkyl, optionally substituted C1-C4 fluoroalkyl,
- optionally substituted C2-C6 alkenyl, —NR3cCR3d, —S(═O)2O−, —S(═O)2OR9a, —C(═O)O−, and —C(═O)OR9a;
- each R3c and R3d is independently selected from hydrogen, optionally substituted C1-C4 alkyl, —X-optionally substituted C1-C4 alkyl, optionally substituted C2-C6 alkenyl, and optionally substituted aryl;
- X is —C(═O)—, —S(═O)—, or —S(═O)2—;
- each R9a, R11a, R11b, and R11c is independently selected from hydrogen, optionally substituted C1-C4 alkyl, and optionally substituted aryl;
- n is an integer selected from 0, 1, 2, 3, 4, 5, 6, 7, and 8;
- and
- s is an integer selected from 1, 2, 3, 4, and 5;
- b) a repeating unit of Formula (VIII):
- wherein,
- A3 is —C(═O)—, —S(═O)—, —S(═O)2—, or —S(═O)(=NR3c)—;
- B3 is —O— or —NR3c—;
- D is —S(═O)2O−, —S(═O)2OR9a, —C(═O)O−, or —C(═O)OR9a;
- Z2 is —(CR6cR6d)t—;
- Z3 is —(CR6cR6d)p—;
- each R3a and R3b is independently selected from hydrogen, optionally substituted C1-C4 alkyl, and optionally substituted benzyl;
- each R6c and R6d is independently selected from hydrogen, halogen, —CN, —OR9a, optionally substituted C1-C4 alkyl, optionally substituted C1-C4 fluoroalkyl, optionally substituted C2-C6 alkenyl, —NR3cR3d, —S(═O)2O−, —S(═O)2OR9a, —C(═O)O−, and —C(═O)OR9a;
- each R3c and R3d is independently selected from hydrogen, optionally substituted C1-C4 alkyl, —X-optionally substituted C1-C4 alkyl, optionally substituted C2-C6 alkenyl, and optionally substituted aryl;
- X is —C(═O)—, —S(═O)—, or —S(═O)2—;
- each R9a, R12a, R12b, and R12c is independently selected from hydrogen, optionally substituted C1-C4 alkyl, and optionally substituted aryl;
- t is an integer selected from 1, 2, 3, 4, or 5;
- p is an integer selected from 1, 2, 3, 4, or 5;
- and
- wherein the repeating unit of Formula (VIII) is charged or zwitterionic;
- and
- c) a repeating unit of Formula (IX):
- A4 is —C(═O)—, —S(═O)—, —S(═O)2—, or —S(═O)(=NR3c)—;
- B4 is —O— or —NR3c—;
- Z4 is —(CR6cR6d)k—;
- E is —CN, —OR9a, —NR9aR9b, —NR9aR9bR9c+, optionally substituted C1-C4 alkyl, optionally substituted C1-C6 fluoroalkyl, —S(═O)2O−, —S(═O)2OR9a, —C(═O)O−, or —C(═O)OR9a;
- each R6c, and R6d is independently selected from hydrogen, halogen, —CN, —OR9a, optionally substituted C1-C4 alkyl, optionally substituted C1-C4 fluoroalkyl, optionally substituted C2-C6 alkenyl, —NR3cR3d, —S(═O)2O−, —S(═O)2OR9a, —C(═O)O−, and —C(═O)OR9a;
- each R3c and R3d is independently selected from hydrogen, optionally substituted C1-C4 alkyl, —X-optionally substituted C1-C4 alkyl, optionally substituted C2-C6 alkenyl, and optionally substituted aryl;
- X is —C(═O)—, —S(═O)—, or —S(═O)2—;
- each R9a, R9b, R9c, R13a, R13b, and R13c is independently selected from hydrogen, optionally substituted C1-C4 alkyl, and optionally substituted aryl;
- and
- k is an integer selected from 1, 2, 3, 4, or 5.
40 more elements
Dependencies are inferred from the claim text.