US 12,076,431 B2
Cosmetic compositions for combatting colour loss from a dyed material
Nicholas John Dixon, Chester (GB); Matthew Robert Giles, Chester (GB); Kimberley Elizabeth Griffiths, Denbighshire (GB); Tony Gough, Chester (GB); and Ian Malcolm McRobbie, Chester (GB)
Assigned to Innospec Limited, Ellesmere Port (GB)
Appl. No. 16/337,566
Filed by INNOSPEC LIMITED, Ellesmere Port (GB)
PCT Filed Sep. 29, 2017, PCT No. PCT/GB2017/052930
§ 371(c)(1), (2) Date Mar. 28, 2019,
PCT Pub. No. WO2018/060728, PCT Pub. Date Apr. 5, 2018.
Claims priority of application No. 1616666 (GB), filed on Sep. 30, 2016; and application No. 1616670 (GB), filed on Sep. 30, 2016.
Prior Publication US 2019/0231664 A1, Aug. 1, 2019
This patent is subject to a terminal disclaimer.
Int. Cl. A61K 8/44 (2006.01); A61K 8/06 (2006.01); A61K 8/33 (2006.01); A61K 8/34 (2006.01); A61K 8/36 (2006.01); A61K 8/41 (2006.01); A61K 8/49 (2006.01); A61Q 5/00 (2006.01); A61Q 5/04 (2006.01); A61Q 5/06 (2006.01); A61Q 5/12 (2006.01)
CPC A61K 8/44 (2013.01) [A61K 8/062 (2013.01); A61K 8/33 (2013.01); A61K 8/342 (2013.01); A61K 8/361 (2013.01); A61K 8/41 (2013.01); A61K 8/442 (2013.01); A61K 8/4913 (2013.01); A61Q 5/00 (2013.01); A61Q 5/002 (2013.01); A61Q 5/004 (2013.01); A61Q 5/04 (2013.01); A61Q 5/06 (2013.01); A61Q 5/12 (2013.01); A61K 2800/51 (2013.01)] 7 Claims
 
1. A concentrate emulsion composition consisting of water and:
(a) from 0.1 to 10 wt % of an amphoteric and/or anionic surfactant compound;
(b) from 2 to 10 wt % of 2-hydroxyoctanal;
(c) from 5 to 25 wt % of glutamic acid N,N-diacetic acid (GLDA); and
(d) from 3 to 15 wt % of a triethanolamine salt of octanoic acid;
wherein said emulsion composition is storage stable under ambient conditions for at least 48 hours without breaking down.