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    • 9. 发明申请
    • PROCESS FOR PRODUCING CLEANING SHEET
    • 生产清洁用纸的工艺
    • US20110126388A1
    • 2011-06-02
    • US12992559
    • 2009-05-25
    • Keima TakabayashiMinoru WadaKazutoshi Ootsuka
    • Keima TakabayashiMinoru WadaKazutoshi Ootsuka
    • D04H1/42D04H1/46D04H1/54
    • A47L13/16D04H1/435D04H1/48D04H1/482D04H1/492D04H1/495D04H1/498D04H1/54D04H5/03D04H5/06
    • A laminate (6) is prepared by superposing a fibrous web (1a), (1b) containing fibers comprising polyethylene terephthalate on one side or both sides of a net-form sheet (4); water needling the fibrous web (1a), (1b) to entangle the fibers of the fibrous web (1a), (1b) with each other, and also to entangle the fibers of the fibrous web (1a), (1b) with the net-form sheet (4); and then, blowing hot air having a temperature above the glass transition temperature (Tg (° C.)) of the polyethylene terephthalate and below “Tg (° C.)+70° C.” to the laminate (6) by through-air technique. Preferably, after preparing the laminate (6) by entangling the fibers of the fibrous web(s) (1a), (1b) with the net-form sheet (4), the laminate (6) is dried with hot air; and then hot air is blown to the laminate (6) by through-air technique.
    • 通过将包含聚对苯二甲酸乙二醇酯的纤维的纤维网(1a)(1b)叠置在网状片材(4)的一侧或两侧上来制备层压体(6); 水针刺纤维网(1a),(1b)使纤维网(1a),(1b)的纤维彼此缠结,并使纤维网(1a),(1b)的纤维与 网格表(4); 然后将聚对苯二甲酸乙二醇酯的温度高于玻璃化转变温度(Tg(℃))的温度并且低于“Tg(℃)+ 70℃”的热空气通过通孔 - 空气技术。 优选地,通过将​​纤维网(1a),(1b)的纤维与网状片(4)缠结来制备层压体(6)之后,用热空气干燥层压体(6) 然后通过空气技术将热空气吹送到层压板(6)。