Abstract: A crosslinkable coating composition comprising: ingredient A that has at least two protons that can be activated to form a Michael carbanion donor; ingredient B that functions as a Michael acceptor having at least two ethylenically unsaturated functionalities each activated by an electron-withdrawing group; and a dormant carbamate initiator of Formula (1) wherein R1 and R2 can be independently selected from hydrogen, a linear or branched substituted or unsubstituted alkyl group having 1 to 22 carbon atoms; 1 to 8 carbon atoms; and An+ is a cationic species or polymer and n is an integer equal or greater than 1 with the proviso that An+ is not an acidic hydrogen; and optionally further comprising ammonium carbamate (H2NR1R2+?OC?ONR1R2). The crosslinkable coating composition can be used for a variety of coating applications including nail coating compositions.
Type:
Grant
Filed:
August 21, 2020
Date of Patent:
May 3, 2022
Assignee:
ELEMENTS SPECIALTIES, INC.
Inventors:
Wouter Ijdo, Yanhui Chen, Prashant Deshmukh, Rajni Gupta, James A. Heck, Wayne Hoyte, Maurice Gray
Abstract: An organoclay composition where a phyllosilicate clay is exchanged with quaternary ammonium ions having a formula of [NR1R2R3R4]+ wherein at least one of R1, R2 and R3 is a mixture of branched alkyl groups.
Type:
Grant
Filed:
December 18, 2018
Date of Patent:
October 6, 2020
Assignee:
ELEMENTS SPECIALTIES, INC.
Inventors:
Wouter Ijdo, David Dino, Yanhui Chen, Edward Magauran