A simultaneously antimicrobial and protein-repellent polyzwitterion

Antimicrobial and antifouling polymer comprising a molecular weight of more than 5,000 g mol−1 and as a repeat unit a structure according to formula (I):

• wherein
• X is O;
• Y is selected from hydrogen or is a negative charge;
• A is O;
• Z is (CH2)qN+(R3R4R5), wherein:
• R3, R4, R5 are independently from each other selected from either H or an C1-C6-alkyl;
• q is an integer selected from a range of 1 or 3 to 10;
• or Z is (CH2)qN(R11R12), wherein:
• R11, R12 are independently from each other selected from either H or an C1-C6-alkyl;
• q is an integer selected from a range of 1 or 3 to 10;
• and
• n is an integer selected from a range of 10 to 2500.

Antimicrobial and antifouling polymer comprising a molecular weight of more than 5,000 g mol−1 and as a repeat unit a structure according to formula (I):

• wherein
• X is O;
• Y is selected from hydrogen or is a negative charge;
• A is NH;
• Z is (CH2)qN+(R3R4R5), wherein:
• R3, R4, R5 are independently from each other selected from either H or ethyl-, propyl-, or isopropyl-;
• q is an integer selected from a range of 1 to 10;
• or Z is (CH2)qN(R11R12), wherein:
• R11, R12 are independently from each other selected from either H or ethyl-, propyl-, or isopropyl-;
• q is an integer selected from a range of 1 to 10;
• and
• n is an integer selected from a range of 10 to 2500.

Antimicrobial and antifouling polymer comprising a molecular weight of more than 5,000 g mol−1 and as a repeat unit a structure according to formula (I):

• X is CR1R2, wherein:
• R1 and R2 are independently from each other selected from linear or branched C1-C6 alkyl,
• Y is selected from hydrogen or is a negative charge;
• A is NH;
• Z is (CH2)qN+(R3R4R5), wherein:
• R3, R4, R5 are independently from each other selected from either H or an C1-C6-alkyl;
• q is an integer selected from a range of 1 to 10;
• or Z is (CH2)qN(R11R12), wherein:
• R11, R12 are independently from each other selected from either H or an C1-C6-alkyl;
• q is an integer selected from a range of 1 to 10;
• and
• n is an integer selected from a range of 10 to 2500.

Antimicrobial and antifouling polymer comprising a molecular weight of more than 5,000 g mol−1 and as a repeat unit a structure according to formula (I):

• wherein
• X is CCR1R2, wherein:
• R1 and R2 are independently from each other selected from hydrogen (H), linear or branched C1-C6 alkyl,
• Y is selected from hydrogen or is a negative charge;
• A is NH or O;
• Z is (CH2)qN+(R3R4R5), wherein:
• R3, R4, R5 are independently from each other selected from either H or an C1-C6-alkyl;
• q is an integer selected from a range of 1 to 10;
• or Z is (CH2)qN(R11R12), wherein:
• R11, R12 are independently from each other selected from either H or an C1-C6-alkyl;
• q is an integer selected from a range of 1 to 10;
• and
• n is an integer selected from a range of 10 to 2500.