content_image/924243.jpg content_image/924273.jpg
# (12) United States Patent 

# Herzig et al. 

# (54) AQUEOUS ORGANOSILICON COMPOSITIONS 

(75) Inventors: Christian Herzig, Waging am See (DE); Wolfgang Schattenmann, Burghausen (DE) 

(73) Assignee: Wacker-Chemie GmbH, Munich (DE) 

( *) Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by O days. 

(21) Appl. No.: 10/333,938 

(22) PCT Filed: Mar. 22, 2001 

(86) PCT No.: PCT/EPOl/03291 § 371 (c)(l), (2), ( 4) Date: Jul. 30, 2003 

(87) PCT Pub. No.: WO02/10254 PCT Pub. Date: Feb. 7, 2002 

## (65) Prior Publication Data 

US 2004/0029981 Al Feb. 12, 2004 

## (30) Foreign Application Priority Data 

Jul. 27, 2000 (DE) ......................................... 100 36 677 

(51) Int. Cl.7 ................................................ C08G 77/26 

(52) U.S. Cl. .................. 524/588; 524/838; 106/287.11; 528/28 

(58) Field of Search ........................... 524/588; 528/28; 106/298.11 

<img src='content_image/924243.jpg'>

# (10) Patent No.: US 6,878,770 B2 

# Apr. 12, 2005 (45) Date of Patent: 

## (56) References Cited 

J.L. Speier et al., J. Org. Chem 36, p. 3120 (1971). 

* cited by examiner 

Primary Examiner-Margaret G. Moore 

(74) Attorney, Agent, or Firm-Brooks Kushman P.C. 

## (57) ABSTRACT 

The invention relates to novel aqueous compositions con› taining (1) organosilicon compounds comprising ammo› nium groups, containing at least one grouping consisting of two protonated nitrogen atoms per molecule, said atoms being linked by at least three carbon atoms, (2) acid anions, the corresponding acids thereof having a pka value higher than 0, (3) water, (4) optionally a solvent which can be mixed with water, and (5) optionally emulsifying agents. Said aqueous compositions are preferably homogeneous aqueous solutions. 

<img src='content_image/924273.jpg'>

US006878770B2 

## U.S. PATENT DOCUMENTS 

## OTHER PUBLICATIONS 

## 6 Claims, No Drawings 

