NOVELTY - A nonaqueous electrolyte secondary battery (10) comprises a positive electrode plate having a positive mix layer containing positive electrode active material capable of occluding and discharging lithium ion and inorganic particle layer provided on the surface of positive mix layer and containing specific high molecular compound, a negative electrode plate, a separator and a non-aqueous electrolyte. Positive mix layer contains active material, conductive support agent and polyvinylidene fluoride having carboxyl group or carboxyl group derivative in terminal as binder.    USE - Nonaqueous electrolyte secondary battery (claimed).    ADVANTAGE - The nonaqueous electrolyte secondary battery has high safety and capacity.    DETAILED DESCRIPTION - A nonaqueous electrolyte secondary battery comprises a positive electrode plate having a positive mix layer containing positive electrode active material capable of occluding and discharging lithium ion and inorganic particle layer provided on the surface of positive mix layer, a negative electrode plate having a negative mix layer containing negative electrode active material capable of occluding and discharging lithium ion, a separator and a non-aqueous electrolyte. The positive mix layer contains active material, a conductive support agent and polyvinylidene fluoride having carboxyl group or carboxyl group derivative in terminal functional group as a binder. The inorganic particle layer contains a high molecular compound of formulae: R1-O-P'-R2 and R1-OCO-P'-R2.    P'=(C2H4-O)n-(C3H6-O)m;    n+m=1 or more;    n,m=0-100;    R1=CaH2a+1;    a=0-100;    R2=CbH2b+1;and    b=0-3.    DESCRIPTION OF DRAWING(S) - The drawing shows the perspective view of nonaqueous electrolyte secondary battery.    Lamination-type nonaqueous electrolyte secondary battery (10)    Lamination exterior component (11)    Welding sealing portion (12)    Positive electrode current collection tab (13)    Negative electrode current collection tab (14)