阅读说明：本技术 一种提高羽绒蓬松度的制备方法 (Preparation method for improving filling power of down feather ) 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：本发明公开了一种提高羽绒蓬松度的制备方法,包括如下步骤：将原绒进行除杂,水洗,干燥,加入纳米银混合均匀,微波处理得到预处理羽绒；将预处理羽绒、蛋白石复合物、复合生物酶、复合精油、月桂酰羟乙基磺酸钠、水混合,调节温度搅拌,抽滤,水洗,烘干得到高蓬松度羽绒。本发明提出的提高羽绒蓬松度的制备方法,一方面可增强所得羽绒的纤维强度,降低羽绒损耗率,另一方面可有效避免羽绒蛋白纤维间的粘连,有效维持所得羽绒的蓬松度,而且可持续发射负离子和放射远红外线,具有调节人体离子平衡,促使血液循环,同时除臭杀菌效果好。(The invention discloses a preparation method for improving filling power of down, which comprises the following steps: removing impurities from raw down, washing with water, drying, adding nano-silver, uniformly mixing, and performing microwave treatment to obtain pretreated down; mixing the pretreated down, the opal compound, the compound biological enzyme, the compound essential oil, the sodium lauroyl isethionate and water, adjusting the temperature, stirring, filtering, washing and drying to obtain the high-filling-power down. The preparation method for improving the filling power of the down feather can enhance the fiber strength of the obtained down feather and reduce the loss rate of the down feather on one hand, can effectively avoid the adhesion among down feather protein fibers on the other hand, effectively maintain the filling power of the obtained down feather, can continuously emit negative ions and far infrared rays, can adjust the ion balance of a human body, promotes blood circulation, and has good deodorization and sterilization effects.)

1. A preparation method for improving filling power of down feather is characterized by comprising the following steps:

s1, removing impurities from the raw down, washing with water, drying, adding nano-silver, mixing uniformly, and performing microwave treatment to obtain pretreated down;

s2, mixing the pretreated down feather, the opal compound, the compound biological enzyme, the compound essential oil, the sodium lauroyl isethionate and water, adjusting the temperature, stirring, filtering, washing with water, and drying to obtain the high-filling-power down feather.

2. The preparation method for improving the filling power of the down feather as claimed in claim 1, wherein in the step S1, the weight ratio of raw down to nano silver is 100: 0.6-1.2.

3. The preparation method for improving down filling power according to claim 1 or 2, wherein in S1, the raw down is subjected to impurity removal, water washing, drying, nano-silver addition and uniform mixing, the microwave treatment is carried out for 40-80S, the microwave treatment power is 140-.

4. The method for improving filling power of down according to any one of claims 1 to 3, wherein in S2, the weight ratio of pretreated down, opal compound, compound bio-enzyme, compound essential oil, sodium lauroyl isethionate and water is 100: 4-8: 0.4-0.8: 2-4: 0.6-1.2: 350-450.

5. The method for improving filling power of down feather according to any one of claims 1 to 4, wherein in S2, the pretreated down feather, the opal compound, the compound bio-enzyme, the compound essential oil, the sodium lauroyl isethionate and the water are mixed, the temperature is adjusted to 30-40 ℃, the mixture is stirred for 2-4h, the stirring speed is 20-40r/min, and the down feather with high filling power is obtained through suction filtration, water washing and drying.

6. The preparation method for improving the filling power of the down feather according to any one of claims 1 to 5, wherein in S2, the compound biological enzyme is prepared from lipase and neutral protease according to a mass ratio of 2-4: 1.5-2.

7. The preparation method for improving the filling power of the down feather as claimed in any one of claims 1 to 6, wherein in S2, the compound essential oil is prepared from rosewood essential oil, mint essential oil, jasmine essential oil, orange flower essential oil and cinnamon essential oil in a mass ratio of 0.2-0.4: 2-4: 1.5-2: 0.4-0.8: 0.1-0.2.

8. The method for improving the filling power of the down feather according to any one of the claims 1 to 7, wherein in S2, the opal compound is prepared by the following process: mixing ferric nitrate nonahydrate, ferrous sulfate heptahydrate and water, heating and stirring, adding triethylamine solution, stirring uniformly, adding humic acid, adjusting temperature, stirring, adding opal powder, stirring, centrifuging, removing upper layer solution, drying lower layer solid, and pulverizing to obtain opal compound.

9. The method for preparing down feather filling power improving material according to any one of claims 1 to 8, wherein in the opal compound preparation process of S2, the weight ratio of ferric nitrate nonahydrate, ferrous sulfate heptahydrate, water, triethylamine solution, humic acid and opal powder is 6-12: 4-8: 70-90: 4-8: 2-4: 0.8 to 1.6, and the concentration of the triethylamine solution is 20 to 25 weight percent.

10. The method for improving the filling power of the down feather according to any one of the claims 1 to 9, wherein in the step S2, the opal compound is prepared by the following process: mixing ferric nitrate nonahydrate, ferrous sulfate heptahydrate and water, heating to 90-95 ℃, stirring for 60-100min, adding triethylamine solution, uniformly stirring, adding humic acid, adjusting the temperature to 70-80 ℃, stirring for 30-50min, adding opal powder, stirring for 50-70min at the stirring speed of 2400-.

Technical Field

The invention relates to the technical field of down feather, in particular to a preparation method for improving filling power of the down feather.

Background

The down feather is a green natural protein fiber, is also a valuable biomass resource, and has the characteristics of lightness, softness, good heat preservation performance, rich resources, extremely high cost performance and the like. In recent years, people have increasingly greater demands on down garments and products, consumers are more inclined to pursue the light, thin and fashionable down jackets to wear on the down garments based on the requirements on the down quality, the consumers are more and more aware of the quality of down filled in the down jackets, and the down jackets are true down jackets, but the traditional down treatment mode is adopted, so the filling power is poor, the functions are single, and the quality of the dyed down is seriously influenced.

Disclosure of Invention

Based on the technical problems in the background art, the invention provides a preparation method for improving the filling power of down feather, which can enhance the fiber strength of the obtained down feather and reduce the loss rate of the down feather on the one hand, can effectively avoid the adhesion among down feather protein fibers on the other hand, effectively maintain the filling power of the obtained down feather, can continuously emit negative ions and far infrared rays, has the functions of regulating the ion balance of a human body, promoting the blood circulation and simultaneously has good deodorization and sterilization effects.

The invention provides a preparation method for improving filling power of down, which comprises the following steps:

s1, removing impurities from the raw down, washing with water, drying, adding nano-silver, mixing uniformly, and performing microwave treatment to obtain pretreated down;

s2, mixing the pretreated down feather, the opal compound, the compound biological enzyme, the compound essential oil, the sodium lauroyl isethionate and water, adjusting the temperature, stirring, filtering, washing with water, and drying to obtain the high-filling-power down feather.

Preferably, in S1, the weight ratio of raw velvet to nano silver is 100: 0.6-1.2.

Preferably, in S1, the raw down is subjected to impurity removal, water washing and drying, nano-silver is added and uniformly mixed, the microwave treatment is carried out for 40-80S at the power of 140-180W and the temperature of 46-52 ℃, and the pretreated down is obtained.

Preferably, in S2, the weight ratio of the pretreated down feather, the opal compound, the compound biological enzyme, the compound essential oil, the sodium lauroyl isethionate and the water is 100: 4-8: 0.4-0.8: 2-4: 0.6-1.2: 350-450.

Preferably, in S2, mixing the pretreated down feather, the opal compound, the compound biological enzyme, the compound essential oil, the sodium lauroyl isethionate and the water, adjusting the temperature to 30-40 ℃, stirring for 2-4h at a stirring speed of 20-40r/min, performing suction filtration, washing with water, and drying to obtain the high-filling-power down feather.

Preferably, in S2, the composite biological enzyme is prepared by mixing lipase and neutral protease in a mass ratio of 2-4: 1.5-2.

Preferably, in S2, the compound essential oil is prepared from rosewood essential oil, mint essential oil, jasmine essential oil, orange flower essential oil and cinnamon essential oil in a mass ratio of 0.2-0.4: 2-4: 1.5-2: 0.4-0.8: 0.1-0.2.

Preferably, in S2, the opal complex is prepared by the following process: mixing ferric nitrate nonahydrate, ferrous sulfate heptahydrate and water, heating and stirring, adding triethylamine solution, stirring uniformly, adding humic acid, adjusting temperature, stirring, adding opal powder, stirring, centrifuging, removing upper layer solution, drying lower layer solid, and pulverizing to obtain opal compound.

Preferably, in the preparation process of the opal compound of S2, the weight ratio of ferric nitrate nonahydrate, ferrous sulfate heptahydrate, water, triethylamine solution, humic acid, and opal powder is 6-12: 4-8: 70-90: 4-8: 2-4: 0.8 to 1.6, and the concentration of the triethylamine solution is 20 to 25 weight percent.

Preferably, in S2, the opal complex is prepared by the following process: mixing ferric nitrate nonahydrate, ferrous sulfate heptahydrate and water, heating to 90-95 ℃, stirring for 60-100min, adding triethylamine solution, uniformly stirring, adding humic acid, adjusting the temperature to 70-80 ℃, stirring for 30-50min, adding opal powder, stirring for 50-70min at the stirring speed of 2400-.

In S1, the down feather is subjected to impurity removal, water washing and drying in sequence, then is compounded and dispersed with nano-silver, and after irradiation treatment, the deodorizing and sterilizing effect is good, and the protein fiber surface of the down feather can be activated; in S2, the adsorption effect of the opal compound with the pretreated down feather is good under the coordination of the compound biological enzyme, the structure is stable, the pretreated down feather and the opal compound are compounded, on one hand, the fiber strength can be enhanced, the down feather loss rate is reduced, on the other hand, the adhesion among down feather protein fibers can be effectively avoided, the filling power of the obtained down feather is effectively maintained, meanwhile, the compound biological enzyme can effectively purify stains on the surface of the pretreated down feather, and the compound biological enzyme is matched with the compound essential oil, so that the deodorization and sterilization effects of the obtained high-filling-power down feather are further improved.

In the opal compound, ferric nitrate nonahydrate and ferrous sulfate heptahydrate form magnetic Fe through the action of triethylamine solution₃O₄The humic acid is coated by coordination and connection on the surface of the humic acid, and then the calcium carbide powder is coated on the surface of the humic acid to form a triple adsorption structure, so that the health-care garment has a good wearing health-care function, can continuously emit negative ions and radiate far infrared rays, has the effects of regulating the ion balance of a human body, promoting blood circulation and improving the natural cure rate, and has a good deodorization function.

Detailed Description

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