The invention discloses a preparation method of a dancing
rainbow yarn fiber Raschel
blanket. The preparation method comprises the following steps of (1) weaving: performing weaving on a high-speed
warp knitting machine by adopting dancing
rainbow yarn fibers as plush yarns and
polyester fully-drawn yarns as bottom yarns in a full-penetration same-direction
yarn laying manner to obtain a gray fabric; (2) pre-finishing: carrying out
wool smoothing pre-shaping,
wool reversing pre-lustring,
wool smoothing high
carding, and wool reversing and wool
smoothing alternating lustring on the gray fabricto obtain a pre-finished gray fabric; (3)
dyeing and finishing: carrying out wool reversing
dyeing on the grey cloth subjected to pre-finishing, washing with water, performing
softening and dehydrating to obtain dyed and finished grey fabric; and (4) after-finishing: enabling the dyed and finished gray fabric to be subjected to
drying and shaping, wool smoothing and wool reversing, wool reversingfluffing, front face lustring, front face ironing and shearing, reverse face lustring, reverse face ironing and shearing and then to be tailored and sewn, and obtaining the dancing
rainbow yarn fiberRaschel
blanket. The dancing rainbow yarn
fiber with good dyeability is adopted as the
raw material, the Raschel
blanket with diversified colors and
high color fastness can be prepared, and the marketrequirements are fully met.