Double pillow
A double and pillowcase technology, applied to pillows, plant fibers, bed sheets, etc., can solve the problems of poor durability, easy wrinkle and shrinkage of pure cotton fabrics, and achieve the effects of improving durability, good skin-friendly properties, and maintaining water absorption capacity
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Embodiment 1
[0014] Stir and mix 15 kg of diisocyanate mixture, 10 kg of polytetrahydrofuran ether diol, and 1 kg of hydroxy polydimethylsiloxane. The diisocyanate mixture is a mixture of m-xylylene isocyanate and 3-thiophene isocyanate, wherein m-xylylene The mass ratio of isocyanate and 3-thiophene isocyanate is 10:0.8, and then 70kg of cotton fiber is added to stir and mix evenly, and then the modified cotton yarn is obtained after sliver making and drawing.
[0015] The preparation method of the polylactic acid yarn is as follows: the polylactic acid fiber and the zinc isooctanoate are stirred and mixed uniformly in a mass ratio of 20:0.3, and then the polylactic acid yarn is obtained after sliver making and drawing.
[0016] The 2 strands of polylactic acid yarn are tightly wound on the surface of the modified cotton yarn, and then sent into the water vapor of 100 ° C for heating reaction. After the reaction is completed, it is dried and cooled to 30 ° C, so that the polylactic acid ya...
Embodiment 2
[0019] Stir and mix 20kg of diisocyanate mixture, 15kg of polytetrahydrofuran ether diol, and 2kg of hydroxypolydimethylsiloxane. The diisocyanate mixture is a mixture of m-xylylene isocyanate and 3-thiophene isocyanate, wherein m-xylylene The mass ratio of isocyanate and 3-thiophene isocyanate is 10:1.5, and then 80kg of cotton fiber is added to stir and mix evenly, and then the modified cotton yarn is obtained after sliver making and drawing.
[0020] The preparation method of the polylactic acid yarn is as follows: the polylactic acid fiber and the zinc isooctanoate are stirred and mixed uniformly in a mass ratio of 20:0.8, and then the polylactic acid yarn is obtained after sliver making and drawing.
[0021] The 4 strands of polylactic acid yarn are tightly wound on the surface of the modified cotton yarn, and then sent into water vapor at 120 ° C for heating reaction. After the reaction is completed, it is dried and cooled to 40 ° C to make the polylactic acid yarn compou...
Embodiment 3
[0024] Stir and mix 18 kg of diisocyanate mixture, 12 kg of polytetrahydrofuran ether diol, and 1.4 kg of hydroxy polydimethylsiloxane. The diisocyanate mixture is a mixture of m-xylylene isocyanate and 3-thiophene isocyanate, wherein m-xylylene The mass ratio of base isocyanate and 3-thiophene isocyanate is 10:1.2, and then 78kg of cotton fiber is added to stir and mix evenly, and then the modified cotton yarn is obtained after sliver making and drawing.
[0025] The preparation method of the polylactic acid yarn is as follows: the polylactic acid fiber and the zinc isooctanoate are stirred and mixed uniformly in a mass ratio of 20:0.6, and then the polylactic acid yarn is obtained after sliver making and drawing.
[0026] The 3 strands of polylactic acid yarn are tightly wound on the surface of the modified cotton yarn, and then sent into water vapor at 100 ° C for heating reaction. The surface of the cotton yarn was obtained to obtain a skin-friendly yarn.
[0027] The ski...
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