US 11,857,659 B2
Rinse-off conditioner compositions comprising microcapsules
Glenn Verhovnik, Geneva (CH); Arnaud Struillou, Geneva (CH); and Daniel Reichlin, Geneva (CH)
Assigned to FIRMENICH SA, Geneva (CH)
Appl. No. 16/616,904
Filed by FIRMENICH SA, Satigny (CH)
PCT Filed Jun. 14, 2018, PCT No. PCT/EP2018/065761
§ 371(c)(1), (2) Date Nov. 25, 2019,
PCT Pub. No. WO2018/229175, PCT Pub. Date Dec. 20, 2018.
Claims priority of application No. 17176256 (EP), filed on Jun. 15, 2017.
Prior Publication US 2021/0145719 A1, May 20, 2021
Int. Cl. A61K 8/11 (2006.01); A61Q 5/02 (2006.01); A61Q 5/12 (2006.01); A61Q 19/00 (2006.01); A61K 8/41 (2006.01); A61K 8/31 (2006.01); A61K 8/34 (2006.01); A61K 8/36 (2006.01); A61K 8/73 (2006.01); A61K 8/88 (2006.01); A61K 8/898 (2006.01); A61K 8/92 (2006.01)
CPC A61K 8/416 (2013.01) [A61K 8/11 (2013.01); A61K 8/31 (2013.01); A61K 8/342 (2013.01); A61K 8/361 (2013.01); A61K 8/737 (2013.01); A61K 8/88 (2013.01); A61K 8/898 (2013.01); A61K 8/922 (2013.01); A61K 8/927 (2013.01); A61Q 5/02 (2013.01); A61Q 5/12 (2013.01); A61Q 19/007 (2013.01); A61K 2800/33 (2013.01); A61K 2800/412 (2013.01); A61K 2800/5426 (2013.01); A61K 2800/624 (2013.01)] 16 Claims
 
1. A rinse-off conditioner composition comprising:
i. a core-shell microcapsules slurry comprising microcapsules having an oil-based core and a polymeric shell coated with at least one cationic polymer;
ii. up to 4 wt % by weight of at least one quaternary ammonium salt;
iii. from 0.25 to 15 wt % by weight of at least one non quaternized conditioning ingredient comprising an oil or a wax or a mixture thereof, wherein the at least one non quaternized conditioning ingredient comprises a mixture between cetearyl alcohol and at least one component selected from the group consisting of jojoba oil, paraffin oil, bee wax, macadamia oil, almond oil, sunflower oil, lauric acid, Bis-Ethyl(Isostearylimidazoline) Isostearamide, and mixtures thereof; and
iv. less than 2% by weight of at least one water soluble cationic conditioning polymer; based on the total weight of the composition, wherein the composition is free of anionic, amphoteric or zwitterionic surfactants.