Patent ID: 11925883
Assignee: WACKER CHEMIE AG
Field: Chemical engineering (Chemistry)
Classification: CPC B  C  D | IPC B  C  D

Claim 9:
10. The defoamer formulation of claim 1, further comprising:
(6) polyorganosiloxane(s) of formula

R5R2SiO(SiR2O)mSiR2R5  (VIIa), wherein
R each is identical or different and is as defined above,
R5 each is identical or different and may be R or —OR6, wherein
R6 represents a hydrogen atom or a monovalent, optionally substituted hydrocarbon radical having 1 to 25 carbon atoms,
m is 1 to 2500,
n is 2 to 20, respectively
wherein the polyorganosiloxanes may also contain small proportions of branchings, preferably T units (R5SiO3/2) and Q units (SiO2),
optionally
(7) water-insoluble organic compounds,
optionally
(8) polyether-modified polysiloxanes which may be linear or branched and contain at least one polyether group
and optionally
(9) alkaline or acidic catalysts or their reaction products with the components (1) to (8).