Patent ID: 7998312

Claim:
A method for manufacture of moisture absorptive and desorptive paper, wherein the method includes a step for preparation of an aqueous slurry and a step for manufacture of paper by using said aqueous slurry by a wet method, wherein said aqueous slurry contains organic fine particles having a cross-linking structure and 1 to 10 mmol/g of acidic group where not less than 1 mmol/g of metal ion of at least one kind of metal selected from the group consisting of Li, Na, K, Mg and Ca is bonded to said acidic group, inorganic fiber and pulp-shaped fiber selected from the group consisting of wood pulp, non-wood pulp and fibrillated synthetic fiber, and wherein the step for preparation of an aqueous slurry and the step for manufacture of paper are conducted with water where the concentration of cations excluding the metal ions bonded to said acidic group is not more than 1 ppm.