Global patent index - EP 1080172 A1

EP 1080172 A1 2001-03-07 - STABLE QUATERNARY AMMONIUM COMPOSITIONS

Title (en)

STABLE QUATERNARY AMMONIUM COMPOSITIONS

Title (de)

STABILISIERTE QUATERNÄRE AMMONIUMZUSAMMENSETZUNGEN

Title (fr)

COMPOSITIONS STABLES D'AMMONIUM QUATERNAIRE

Publication

EP 1080172 A1 (EN)

Application

EP 99929121 A

Priority

  • EP 9903367 W
  • GB 9810656 A

Abstract (en)

[origin: WO9960082A1] The invention provides stable compositions comprising ester-containing quaternary ammonium material and one or more stabilising agent(s) chosen from: a) urea, b) urea derivatives, c) organic compounds with at least one free lone pair of electrons chosen from: i) primary amines, ii) secondary amines, and/or iii) tertiary amines, iv) glycerol wherein the composition is a liquid, molten or semi-solid containing 10 % or less water, and when glycerol is used the ammonium material has 2 or less CH3 groups attached to the quaternary nitrogen atom.

IPC 1-7 (main, further and additional classification)

C11D 1/62; C11D 3/20; C11D 3/30; C11D 3/32

IPC 8 full level (invention and additional information)

C11D 1/62 (2006.01); C11D 3/20 (2006.01); C11D 3/30 (2006.01); C11D 3/32 (2006.01)

CPC (invention and additional information)

C11D 3/30 (2013.01); C11D 1/62 (2013.01); C11D 3/2065 (2013.01); C11D 3/323 (2013.01)

Citation (search report)

See references of WO 9960082A1

Designated contracting state (EPC)

BE DE ES FR GB IT

EPO simple patent family

WO 9960082 A1 19991125; AR 019556 A1 20020227; AU 4604599 A 19991206; BR 9910550 A 20010130; BR 9910550 B1 20090505; CA 2329959 A1 19991125; CA 2329959 C 20100427; CN 1280389 C 20061018; CN 1301292 A 20010627; DE 69925119 D1 20050609; DE 69925119 T2 20051006; EP 1080172 A1 20010307; EP 1080172 B1 20050504; ES 2241289 T3 20051016; GB 9810656 D0 19980715; HU 0101902 A2 20011028; HU 0101902 A3 20020828; TR 200003385 T2 20010221

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