WATER REPELLENT AGENT COMPOSITION, WATER REPELLENT FIBER PRODUCT, AND METHOD FOR PRODUCING WATER REPELLENT FIBER PRODUCT

To provide: a water repellent agent composition which can manifest excellent water repellency and durable water repellency without being limited by the kind of a fiber product; a water repellent fiber product using the water repellent agent composition; and a method for producing the water repellent fiber product.SOLUTION: Provided is a water repellent agent composition, comprising a non-fluoropolymer (α) containing a constitutional unit derived from a (meth)acrylate monomer (A1) of a specific structure and a constitutional unit derived from a compound (A2) of a specific structure containing an ester group or an amide group, and a ureido group or a ketone group; an organo-modified silicone (β) of a specific structure, and a wax (γ).SELECTED DRAWING: None 【課題】繊維製品の種類に制約されずに優れた撥水性及び耐久撥水性を発現し得る撥水剤組成物、並びに当該撥水剤組成物を用いた撥水性繊維製品及びその製造方法の提供。【解決手段】特定構造の（メタ）アクリル酸エステル単量体（Ａ１）に由来する構成単位、及びエステル基若しくはアミド基とウレイド基若しくはケトン基とを有する特定構造の化合物（Ａ２）に由来する構成単位を含有する非フッ素系ポリマー（α）と、特定構造のオルガノ変性シリコーン（β）と、ワックス（γ）と、を含む撥水剤組成物。【選択図】なし