Patents Assigned to COLORANTS INTERNATIONAL LTD
  • COACERVATION PROCESS TO ENCAPSULATE ORGANIC PIGMENTS THAT SHOW IMPROVED WEATHER FASTNESS
    Publication number: 20220025186
    Abstract: In a first aspect, the present invention relates to an encapsulated organic pigment comprising of an organic pigment as core material and a material capable of forming microcapsules as shell material, wherein the particle size of the encapsulated pigment (core-shell-product) is in the range from 50 nm to 500 ?m and the particle size distribution D 90 is <100 ?m.
    Type: Application
    Filed: December 19, 2019
    Publication date: January 27, 2022
    Applicant: COLORANTS INTERNATIONAL LTD
    Inventors: Gabriela CATANOIU, Simon ABEN, Jennifer SCHWARZ, Udo Franz HASELWANDER, Benjamin Rene Harald STOMPS
  • ENVIRONMENTALLY STABLE ORGANIC PIGMENTS
    Publication number: 20220025187
    Abstract: The invention relates to environmentally stable organic pigment which is modified by a polymer and characterized by a change of Delta E (dE) of less than 5 after 2000 h simulated accelerated weathering measured according to DIN EN ISO 11341 in silicone paint.
    Type: Application
    Filed: December 19, 2019
    Publication date: January 27, 2022
    Applicant: COLORANTS INTERNATIONAL LTD
    Inventors: Gabriela CATANOIU, Matthias HÄUSSLER, Simon ABEN, Michael BEST