阅读说明：本技术 一种高效除杂的羽绒加工方法 (Efficient impurity-removing down feather processing method ) 是由 管华侨 管章明 孙长鸿 管华菊 于 2019-11-02 设计创作，主要内容包括：本发明公开了一种高效除杂的羽绒加工方法,包括：将原绒清水洗涤,脱水,加入腐殖酸复合物混合均匀,冷却,过滤,喷雾干燥得到预处理羽绒；将预处理羽绒、脱脂剂、去污剂、水混合,洗涤,接着通过热蒸汽进行杀菌处理,干燥得到洁净羽绒。腐殖酸复合物采用如下工艺制备：将六水合氯化铁、七水合硫酸亚铁、水混合,升温搅拌,加入二乙胺溶液搅拌均匀,加入腐殖酸、失水山梨醇脂肪酸酯、玉米蛋白粉,调节温度搅拌,再加入羟乙基纤维素,调节温度搅拌得到腐殖酸复合物。本发明将纤维表面的杂质高效粘结吸附,并具有很好的回收利用率,增加羽绒表面光洁度,降低羽绒粉尘含量,而且可降低纤维间粘连,提高羽绒蓬松度,同时可去除、掩盖羽绒天然的味道。(The invention discloses a down feather processing method capable of efficiently removing impurities, which comprises the following steps: washing raw down with clear water, dehydrating, adding humic acid compound, mixing uniformly, cooling, filtering, and spray-drying to obtain pretreated down; mixing the pretreated down feather, the degreasing agent, the detergent and water, washing, sterilizing by hot steam, and drying to obtain the clean down feather. The humic acid compound is prepared by the following process: mixing ferric chloride hexahydrate, ferrous sulfate heptahydrate and water, heating and stirring, adding a diethylamine solution, uniformly stirring, adding humic acid, sorbitan fatty acid ester and corn protein powder, adjusting the temperature, stirring, adding hydroxyethyl cellulose, adjusting the temperature, and stirring to obtain a humic acid compound. The invention can efficiently bond and adsorb impurities on the fiber surface, has good recycling rate, increases the surface smoothness of the down feather, reduces the dust content of the down feather, can reduce the adhesion among fibers, improves the filling power of the down feather, and can remove and cover the natural taste of the down feather.)

1. A down feather processing method capable of efficiently removing impurities is characterized by comprising the following steps:

s1, washing raw down with clear water, dehydrating, adding a humic acid compound, uniformly mixing, cooling, filtering, and spray-drying to obtain pretreated down;

s2, mixing the pretreated down feather, the degreasing agent, the detergent and water, washing, then performing sterilization treatment through hot steam, wherein the hot steam contains tea tree essential oil, and drying to obtain the clean down feather.

2. The down feather processing method with high impurity removal efficiency as claimed in claim 1, wherein in S1, the weight ratio of raw down feather to humic acid compound is 35-45: 100-120.

3. The down feather processing method with high-efficiency impurity removal according to the claim 1 or 2, characterized in that in S1, raw down feather is washed for 3-6 times with clean water, dehydrated to the water content of 50-70 wt%, added with humic acid compound, mixed evenly, cooled, filtered, and spray-dried to obtain the pretreated down feather.

4. An efficient impurity-removing down feather processing method according to any one of claims 1 to 3, wherein in S1, the humic acid compound is prepared by adopting the following process: mixing ferric chloride hexahydrate, ferrous sulfate heptahydrate and water, heating and stirring, adding a diethylamine solution, uniformly stirring, adding humic acid, sorbitan fatty acid ester and corn protein powder, adjusting the temperature, stirring, adding hydroxyethyl cellulose, adjusting the temperature, and stirring to obtain a humic acid compound.

5. The down feather processing method with efficient impurity removal according to claim 4, wherein in the humic acid compound preparation process of S1, the concentration of diethylamine solution is 20-25 wt%, and the weight ratio of ferric chloride hexahydrate, ferrous sulfate heptahydrate, water, diethylamine solution, humic acid, sorbitan fatty acid ester, corn gluten meal and hydroxyethyl cellulose is 4-8: 2-4: 100-120: 2-4: 2-4: 0.3-0.6: 15-25: 6-12.

6. The down feather processing method with high impurity removal efficiency as claimed in claim 4 or 5, wherein in S1, the humic acid compound is prepared by adopting the following process: mixing ferric chloride hexahydrate, ferrous sulfate heptahydrate and water, heating to 78-88 ℃, stirring for 50-70min, adding diethylamine solution, stirring uniformly, adding humic acid, sorbitan fatty acid ester and corn protein powder, adjusting the temperature to 60-70 ℃, stirring for 10-20min, adding hydroxyethyl cellulose, adjusting the temperature to 70-80 ℃, and stirring for 40-50min to obtain the humic acid compound.

7. The method for processing down feather with high impurity removal efficiency as claimed in any one of claims 1 to 6, wherein in S2, the weight ratio of the pretreated down feather, the degreasing agent, the detergent and the water is 70-90: 2-4: 2-4: 180-220.

8. The down feather processing method with high impurity removal efficiency as claimed in any one of claims 1 to 7, wherein in S2, the washing temperature is 60-70 ℃ and the washing time is 40-80 min.

9. An efficient impurity removal down processing method according to any one of claims 1 to 8, wherein in S2, the drying temperature is 85-95 ℃ and the drying time is 40-60 min.

Technical Field

The invention relates to the technical field of down feather processing, in particular to a down feather processing method capable of efficiently removing impurities.

Background

Because the down feather has the heat preservation performance, the down feather is widely applied to various down feather products such as down jackets, down quilts and the like, but the effect of the down feather products is only limited to the heat preservation performance, although some products add spices into the down feather products to increase the fragrance, the fragrance is not lasting, and meanwhile, the impurity removal effect in the treatment process is poor, and the quality of the down feather products is low.

Disclosure of Invention

Based on the technical problems in the background art, the invention provides the down feather processing method capable of removing impurities efficiently, the impurities on the surfaces of the fibers are bonded and adsorbed efficiently, the recovery rate is good, the surface smoothness of the down feather can be increased, the dust content of the down feather is reduced, the adhesion among the fibers can be reduced, the filling power of the down feather is improved, the natural taste of the down feather can be removed and covered effectively, and the static electricity of the down feather can be reduced.

The invention provides a down feather processing method capable of efficiently removing impurities, which comprises the following steps:

s1, washing raw down with clear water, dehydrating, adding a humic acid compound, uniformly mixing, cooling, filtering, and spray-drying to obtain pretreated down;

s2, mixing the pretreated down feather, the degreasing agent, the detergent and water, washing, then performing sterilization treatment through hot steam, wherein the hot steam contains tea tree essential oil, and drying to obtain the clean down feather.

Preferably, in S1, the weight ratio of raw velvet to humic acid complex is 35-45: 100-120.

Preferably, in S1, washing raw down with clear water for 3-6 times, dehydrating until the water content is 50-70 wt%, adding humic acid compound, mixing well, cooling, filtering, and spray drying to obtain the pretreated down.

Preferably, in S1, the humic acid complex is prepared by the following process: mixing ferric chloride hexahydrate, ferrous sulfate heptahydrate and water, heating and stirring, adding a diethylamine solution, uniformly stirring, adding humic acid, sorbitan fatty acid ester and corn protein powder, adjusting the temperature, stirring, adding hydroxyethyl cellulose, adjusting the temperature, and stirring to obtain a humic acid compound.

Preferably, in the preparation process of the humic acid compound of S1, the concentration of the diethylamine solution is 20-25 wt%, and the weight ratio of ferric chloride hexahydrate, ferrous sulfate heptahydrate, water, the diethylamine solution, the humic acid, the sorbitan fatty acid ester, the corn protein powder and the hydroxyethyl cellulose is 4-8: 2-4: 100-120: 2-4: 2-4: 0.3-0.6: 15-25: 6-12.

Preferably, in S1, the humic acid complex is prepared by the following process: mixing ferric chloride hexahydrate, ferrous sulfate heptahydrate and water, heating to 78-88 ℃, stirring for 50-70min, adding diethylamine solution, stirring uniformly, adding humic acid, sorbitan fatty acid ester and corn protein powder, adjusting the temperature to 60-70 ℃, stirring for 10-20min, adding hydroxyethyl cellulose, adjusting the temperature to 70-80 ℃, and stirring for 40-50min to obtain the humic acid compound.

Preferably, in S2, the weight ratio of the pretreated down feather, the degreasing agent, the detergent and the water is 70-90: 2-4: 2-4: 180-220.

Preferably, in S2, the washing temperature is 60-70 deg.C, and the washing time is 40-80 min.

Preferably, in S2, the drying temperature is 85-95 deg.C, and the drying time is 40-60 min.

In the humic acid compound, the magnetic Fe is formed by compounding ferric chloride hexahydrate and ferrous sulfate heptahydrate and reacting with diethylamine solution₃O₄Furthermore, the surface is coated with humic acid and connected by coordination, and the corn protein powder is dispersed in the humic acid solution, and the hydrogen bond of the hydroxyethyl cellulose can enter the corn protein powder to fix the corn protein powder on the surface, so that the plasticity is good, and the adsorption activity is extremely high.

In the S1 process, the raw down is matched with the humic acid compound, so that the humic acid compound can enter the down to effectively bond and adsorb impurities on the surface of fibers, the impurities on the surface of the down are removed with high efficiency, the recovery rate is high, and part of magnetic Fe is utilized₃O₄Can be filled on the surface of the down feather fiber and can enter into the down feather fiber conduit, thereby not only increasing the surface smoothness of the down feather and reducing the dust content of the down feather, but also reducing the adhesion among fibers and improving the filling power of the down feather. The hot steam in S2 contains tea tree essential oil, and can further remove and mask natural taste of down feather and reduce static electricity of down feather, and the steam mode can make effective components of tea tree essential oil stay in down feather body, and the dried down feather often emits tea tree essential oil fragrance during use, and can be repeatedly usedTests prove that the down feather obtained by the invention can be washed for 6-8 times and still has fragrance.

Detailed Description

The technical solution of the present invention will be described in detail below with reference to specific examples.