Heavy Metal Or Alumium Containing Patents (Class 552/103)
  • NOVEL ARYLALCOHOLS AND METAL COMPLEXES THEREOF
    Publication number: 20140213805
    Abstract: Provided herein is a compound of Formula 1: or an isomer thereof, or a salt of the compound or of an isomer thereof, wherein R1 and R2 are each independently selected from the group consisting of hydrogen, halogen, alkyl, haloalkyl, alkoxy, haloalkoxy, dialkylamino, halodialkylamino, hydroxyalkyl, and cyano, and R is selected from the group consisting of alkyl, haloalkyl, cyanoalkyl, alkoxy, dialkylamino, and cyano.
    Type: Application
    Filed: January 30, 2013
    Publication date: July 31, 2014
    Applicant: Indiana University Research and Technology Corporation
    Inventors: Daniel J. Mindiola, Ba L. Tran
  • Process for the preparation of triphenylemethane coloring agents
    Patent number: 5808116
    Abstract: Triaminotriphenylmethane pigments are prepared bya) first reacting an iron, boron or aluminum trihalide complex compound of a 4,4',4"-trihalotriphenylmethane halide with a salt of an aromatic aminosulfonic acid in a molar ratio of 0.6:1 to 1.4:1 at a temperature between 130.degree. and 180.degree. C.
    Type: Grant
    Filed: December 11, 1995
    Date of Patent: September 15, 1998
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Arpad Acs, Hans-Josef Remsperger, Jurgen Berger