Patents Assigned to Nawkaw Holdings B.V.
  • Patent number: 7622156
    Abstract: A method of coating a masonry product or structure, in which a single coating of a tinting composition is made on the exposed surface of the masonry product or structure that maintains its look, feel or texture, the masonry product or structure being chosen for suitability by passing one or both of the following tests: A) Wet Area Method: 2 milliliters of water discharged onto the masonry surface within one second at 20-25° C. Will wet out approximately 6 to 34 square centimeters (1 to 5 square inches) of the masonry surface in one minute, or B) Total Absorption Method: 2 milliliters of water discharged onto the masonry surface within one second at 20-25° C. is completely absorbed into the masonry surface within the period of 10 to 60 seconds. The preferred tinting compositions are aqueous latex emulsions.
    Type: Grant
    Filed: November 6, 2003
    Date of Patent: November 24, 2009
    Assignee: Nawkaw Holdings B.V.
    Inventor: Anthony John Watling
  • Publication number: 20060157895
    Abstract: A method of coating a masonry product or structure, in which a single coating of a tinting composition is made on the exposed surface of the masonry product or structure that maintains its look, feel or texture, the masonry product or structure being chosen for suitability by passing one or both of the following tests: A) Wet Area Method: 2 millilitres of water discharged onto the masonry surface within one second at 20-25° C. Will wet out approximately 6 to 34 square centimetres (1 to 5 square inches) of the masonry surface in one minute, or B) Total Absorption Method: 2 millilitres of water discharged onto the masonry surface within one second at 20-25° C. is completely absorbed into the masonry surface within the period of 10 to 60 seconds. The preferred tinting compositions are aqueous latex emulsions.
    Type: Application
    Filed: November 6, 2003
    Publication date: July 20, 2006
    Applicant: Nawkaw Holdings B.V.
    Inventor: Anthony Watling