FIELD: manufacturing technology.
SUBSTANCE: according to the method of manufacturing a laminated article according to the present invention, at least part of a single-layer element or laminate is melted by ultrasonic welding, including at least one layer including a non-woven material of fiber having a fiber diameter of 100 mcm or less.
EFFECT: disclosed is a method of making a laminated article, by means of which sufficient capacity can be provided, and can be preferably suppressed change in strength of fused part, and therefore, can be reduced variability of product quality.
17 cl, 2 dwg, 1 tbl
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