| abstract |
The invention relates to a composition suitable for the black printing, by screen printing, of a sheet of polyvinyl butyral intended to be part of a laminated glazing unit, characterized in that it comprises 11 to 13% by weight of polyvinyl butyral, 35 to 40% by weight of at least one diester of an aliphatic carboxylic diacid and at least one black pigment in an amount and having a specific surface area that are selected so that the Brookfield viscosity at 20°C of the composition is between 9 and 13 Pa.s; a process for printing, by screen printing, a sheet of polyvinyl butyral intended to be part of a laminated glazing unit, using this composition; a sheet of polyvinyl butyral intended to be part of a laminated glazing unit, and that is printed, by screen printing, using this composition; and a laminated glazing unit comprising such a sheet of polyvinyl butyral. |