Patent ID: 11938211
Assignee: HENKEL AG & CO. KGAA
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 4:
5. The process according to claim 1, wherein the agent (a) comprises at least one organic silicon compound (a1) of formula (II):

(R5O)c(R6)dSi-(A)e-[NR7-(A)]f—[O-(A″)]g-[NR8-(A′″)]h—Si(R6′)d′(OR5′)c′  (II),, where
e and f both stand for the number 1,
g and h both stand for the number 0,
A and A′ independently represent a linear, divalent C1-C6 alkylene,
A′″ and A″″ independently represent a linear or branched divalent C1-C20 alkylene group,
R5 and R6′ independently represent a C1-C6 alkyl group, and
R7 represents a hydrogen atom, a methyl group, a 2-hydroxyethyl group, a 2-alkenyl group, a 2-aminoethyl group or a group of formula (III)

(A″″)-Si(R6″)d″(OR5″)c″  (III),, where
c, stands for an integer from 1 to 3,
d stands for the integer 3-c,
c′ stands for an integer from 1 to 3,
d′ stands for the integer 3-c′,
c″ stands, for an integer from 1 to 3,
d″ stands for the integer 3-c″,
e stands for 0 or 1,
f stands for 0 or 1,
g stands for 0 or 1,
h stands for 0 or 1,, provided that at least one of e, f, g, and h is different from 0.