A special device for preparing down balls and a method for preparing the same
A technology of down balls and down, which is applied in the fields of textiles, papermaking, fiber treatment, etc. It can solve problems such as troublesome production process, affecting thermal performance, uneven down, etc., and achieves the effect of simple preparation method and convenient filling of down
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[0030] A method for preparing a down ball. The preparation of the down ball is completed through the steps of pretreatment of the down, compression of the down, preparation of a water-soluble adhesive, wrapping of the down, shaping and drying of the down ball; the specific steps are as follows:
[0031] (1) Down pre-treatment: wash the down, soak the washed down in alkaline water, heat and cook, then air-dry for later use, the soaking time in alkaline water is 60-66h, and the cooking temperature is 120-140°C ;
[0032] (2) Down compression: place the air-dried down in the compression groove 12 of the special device for preparing down balls, compress the down through the cylinder 11, and then discharge it through the outlet a14;
[0033] (3) Preparation of water-soluble adhesive: prepared from polyacrylamide, formaldehyde, dibutyl phthalate, polyethylene glycol, polyvinyl formal, high-energy refined fish oil, hydrochloric acid and deionized water, specifically The mass percent...
Embodiment 1
[0038] A method for preparing a down ball. The preparation of the down ball is completed through the steps of pretreatment of the down, compression of the down, preparation of a water-soluble adhesive, wrapping of the down, shaping and drying of the down ball; the specific steps are as follows:
[0039] (1) Down pretreatment: wash the down, soak the washed down in alkaline water, heat and cook, and then air-dry for use. The soaking time in alkaline water is 60 hours, and the cooking temperature is 120°C;
[0040] (2) Down compression: place the air-dried down in the compression groove 12 of the special device for preparing down balls, compress the down through the cylinder 11, and then discharge it through the outlet a14;
[0041] (3) Preparation of water-soluble adhesive: prepared from polyacrylamide, formaldehyde, dibutyl phthalate, polyethylene glycol, polyvinyl formal, high-energy refined fish oil, hydrochloric acid and deionized water, specifically The mass percentage is po...
Embodiment 2
[0046] A method for preparing a down ball. The preparation of the down ball is completed through the steps of pretreatment of the down, compression of the down, preparation of a water-soluble adhesive, wrapping of the down, shaping and drying of the down ball; the specific steps are as follows:
[0047] (1) Down pretreatment: wash the down, soak the washed down in alkaline water, heat and cook, and then air-dry for use. The soaking time in alkaline water is 66 hours, and the cooking temperature is 140°C;
[0048] (2) Down compression: place the air-dried down in the compression groove 12 of the special device for preparing down balls, compress the down through the cylinder 11, and then discharge it through the outlet a14;
[0049] (3) Preparation of water-soluble adhesive: prepared from polyacrylamide, formaldehyde, dibutyl phthalate, polyethylene glycol, polyvinyl formal, high-energy refined fish oil, hydrochloric acid and deionized water, specifically The mass percentage is ...
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