US006878770B2  (12)  United States Patent  Herzig et al.  (10)  Patent No.:  US 6,878,770 B2  Apr. 12, 2005  (45)  Date of Patent:  (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  (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  (65)  Prior Publication Data  (30)  Foreign Application Priority Data  US 2004/0029981 Al Feb. 12, 2004  Jul. 27, 2000  (DE) ......................................... 100 36 677  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.  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.  (56)  References Cited  U.S. PATENT DOCUMENTS  OTHER PUBLICATIONS  (57)  ABSTRACT  6 Claims, No Drawings  2,971,864 A  2/1961 Speier et al.  3,389,160 A  6/1968 Wallace et al.  4,101,272 A  7/1978 Guise et al.  4,833,225 A  5/1989 Schaefer et al.  5,707,434 A  *  1/1998 Halloran et al. ....... 106/287.11  5,807,956 A  9/1998 Czech  6,001,422 A  12/1999 Hirai et al.  6,240,929  Bl  *  6/2001 Richard et al. .. ... ... .. ... 132/202 