Provided are a wavelength selective absorption filter including a resin and the following dye A and dye D, each of which has a main absorption wavelength band in a different wavelength range, in which an absorbance Ab (λ) at a wavelength λ nm of this wavelength selective absorption filter satisfies a relationship of the Relational Expression (I) 0.05<Ab (450)/Ab (430)<1.00, as well as a polarizing plate and an organic electroluminescent display device or liquid crystal display device including the wavelength selective absorption filter. The dye A is a dye having a main absorption wavelength band in the wavelength selective absorption filter at a wavelength of 400 to 430 nm. The dye D is a dye having a main absorption wavelength band in the wavelength selective absorption filter at a wavelength of 640 to 730 nm.

The invention relates to a vehicle utilizing a LiDAR sensor system for driver assistance systems. A composition consisting of a thermoplastic material based on polycarbonate, polyester carbonate and/or polymethylmethacrylate is used here for forming a cover for the sensor against the surroundings.

The invention relates to a vehicle utilizing a LiDAR sensor system for driver assistance systems. A composition consisting of a thermoplastic material based on polycarbonate, polyester carbonate and/or polymethylmethacrylate is used here for forming a cover for the sensor against the surroundings.

Provided are a resin composition including a pigment, a compound A which includes 3 or more basic groups in one molecule, has an amine value of 2.7 mmol/g or more, and has a molecular weight of 100 or more, and a resin having an acid group, in which the pigment is included in an amount of 40% by mass or more in a total solid content of the resin composition; a film formed of the resin composition; and an optical filter, a solid-state imaging element, and an image display device, which include the film.

Electrophoretic displays with an electrophoretic medium having charged pigmented microparticles are disclosed. The microparticles are charged linking molecules polymerized with chromophores of various colors so that microparticles in a variety of colors may be produced. Methods for producing the microparticles and using the microparticles in an electrophoretic display are also disclosed. Such microparticles may be provided separately, or kits may be provided for producing the microparticles.

Electrophoretic displays with an electrophoretic medium having charged pigmented microparticles are disclosed. The microparticles are charged linking molecules polymerized with chromophores of various colors so that microparticles in a variety of colors may be produced. Methods for producing the microparticles and using the microparticles in an electrophoretic display are also disclosed. Such microparticles may be provided separately, or kits may be provided for producing the microparticles.

A printing ink composition includes a disperse dye, a surfactant, a water soluble dye, and a dispersant, in which an IOB value A of the disperse dye, an IOB value B of the surfactant, and an IOB value C of the water soluble dye satisfy the following Equation (1), A<B<C (1), and the IOB value B is 1.0 to 2.0.

A printing ink composition includes a disperse dye, a surfactant, a water soluble dye, and a dispersant, in which an IOB value A of the disperse dye, an IOB value B of the surfactant, and an IOB value C of the water soluble dye satisfy the following Equation (1), A<B<C (1), and the IOB value B is 1.0 to 2.0.

According to the invention there is provided a compound of Formula (I) in which: A is a C.sub.2-8 alkylene group; R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are independently selected from hydrogen, C.sub.1-4 alkyl, C.sub.2-4 dihydroxyalkyl in which the carbon atom attached to the nitrogen atom does not carry a hydroxyl group and no carbon atom is substituted by two hydroxyl groups, or R.sup.2 and R.sup.3 together form a C.sub.2-6 alkylene group which with the nitrogen atom to which R.sup.2 and R.sup.3 are attached forms a heterocyclic ring; X.sub.1, X.sub.2 and X.sub.3 are independently selected from hydrogen, hydroxyl, NR.sup.1-A-NR.sup.2R.sup.3R.sup.4+(Z.sup.m−).sub.1/m, for halogeno amino, C.sub.1-4 alkoxy or C.sub.2-8 alkanoyloxy; and (Z.sup.m−).sub.1/m is an anion of charge m; or a derivative in which the group NR.sup.1 is quaternarized.

According to the invention there is provided a compound of Formula (I) in which: A is a C.sub.2-8 alkylene group; R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are independently selected from hydrogen, C.sub.1-4 alkyl, C.sub.2-4 dihydroxyalkyl in which the carbon atom attached to the nitrogen atom does not carry a hydroxyl group and no carbon atom is substituted by two hydroxyl groups, or R.sup.2 and R.sup.3 together form a C.sub.2-6 alkylene group which with the nitrogen atom to which R.sup.2 and R.sup.3 are attached forms a heterocyclic ring; X.sub.1, X.sub.2 and X.sub.3 are independently selected from hydrogen, hydroxyl, NR.sup.1-A-NR.sup.2R.sup.3R.sup.4+(Z.sup.m−).sub.1/m, for halogeno amino, C.sub.1-4 alkoxy or C.sub.2-8 alkanoyloxy; and (Z.sup.m−).sub.1/m is an anion of charge m; or a derivative in which the group NR.sup.1 is quaternarized.