Ethylene resin composition and shaped article

An ethylene resin composition (Z) comprising:

• an ethylene-α-olefin copolymer (A) which is a copolymer of ethylene and one or more α-olefins having 4 to 10 carbon atoms and which satisfies the following requirements (1) to (4);
• and
• an ethylene-α-olefin copolymer (B) which is a copolymer of ethylene and one or more α-olefins having 4 to 10 carbon atoms and which satisfies the following requirements (a) to (c):
• (1) the density is in a range of 890 kg/m3 or more and 935 kg/m3 or less,
• (2) the melt flow rate (MFR) at 190° C. under a load of 2.16 kg is in a range of 0.1 g/10 min or more and less than 3.0 g/10 min,
• (3) the ratio [MT/η* (g/P)] of the melt tension [MT (g)] at 190° C. to the shear viscosity [i* (P)] at 200° C. and an angular velocity of 1.0 rad/s is in a range of 1.20×10−4 or more and 2.90×10−4 or less, and
• (4) the zero-shear viscosity [η0 (P)] at 200° C. and the weight-average molecular weight (Mw) measured by GPC-viscometry (GPC-VISCO) satisfy the following equation (Eq-1):
• 0.01×10−13×Mw3.4≤η0≤3.5×10−13×Mw3.4 (Eq-1),
• (a) the density is in a range of 890 kg/m3 or more and 930 kg/m3 or less, (b) the melt flow rate (MFR) at 190° C. under a load of 2.16 kg is in a range of 0.1 g/10 min or more and 10 g/10 min or less, and
• (c) the intrinsic viscosity [[η] (dl/g)] measured in decalin at 135° C. and the weight-average molecular weight (Mw) measured by GPC-viscometry (GPC-VISCO) satisfy the following equation (Eq-4):
• 1.90×10−4×Mw0.776≤[η]≤2.80×10−4×Mw0.776 (Eq-4)