Patent ID: 11965056
Assignee: COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 5:
6. The polymer composition as claimed in claim 1, wherein the NCO-reactive silane is a compound of formula (I):

R13Si(CH2)nX  (I),

where
R1 each radical is in each case independently selected from C1-C8-alkyl, C6-C20-aryl, C1-C8-alkoxy, or C1-C8-acyloxy and at least one of the radicals R1 is a C1-C8-alkoxy or C1-C8-acyloxy radical,
n is an integer from 1 to 4,
X is selected from —OH, —SH, and —NHR2,
R2 is selected from H, C1-C20-alkyl, —CH2CH2CN, and —CHR3CH2COOR4,
R3 is selected from H and —COOR4, and
R4 in each case is C1-C20-alkyl.