| abstract |
Provided is an information recording paper having a low density and a good sizing degree so that it has a good image quality and a good paper feed. A light bulking agent containing a paper bulking agent, having a Steecht sizing degree of 5 seconds or more, a light calcium carbonate-silica composite in which the surface of light calcium carbonate particles is coated with silica, and a density of 0.40. An information recording sheet, characterized by being -0.69 g / cm 3 . The content in paper of the bulking agent for paper is preferably 0.1 to 2.0 solids by weight. [Selection figure] None |