CN109468848A - A kind of production technology of silk-down - Google Patents
A kind of production technology of silk-down Download PDFInfo
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- CN109468848A CN109468848A CN201811267792.3A CN201811267792A CN109468848A CN 109468848 A CN109468848 A CN 109468848A CN 201811267792 A CN201811267792 A CN 201811267792A CN 109468848 A CN109468848 A CN 109468848A
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- silk
- natural feather
- polylactic
- casein
- acid fiber
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M19/00—Treatment of feathers
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/50—Modified hand or grip properties; Softening compositions
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a kind of production technologies of silk-down, belong to dress materials field.The production technology of the silk-down, comprising the following steps: (1) first natural feather washed, is grease removal, dry after removal of impurities, then handling natural feather and pretreatment liquid；(2) natural feather is put into glutaraldehyde water solution, puts into silk micro mist, casein, bacteria cellulose, acid fiber by polylactic, ultrasonic reaction, filtrate heat treatment after reaction；(3) silk-down obtained by drying is washed into the product investment aftertreatment fluid processing of step (2).The present invention is reinforcement system by using casein, bacteria cellulose, acid fiber by polylactic, improves the gas permeability and flexibility of silk-down.
Description
Technical field
The present invention relates to dress materials field more particularly to a kind of production technologies of silk-down.
Background technique
Down fiber is a kind of natural animal protein fibre, and lightweight is bulk, and air-moisture-permeable, warming effect is splendid, often
It is used for natural feather dress ornament and product.In process of production, eiderdown raw material needs that filling could be used as after a series of processing
Material uses, and natural feather woollen will be through programs such as over cleaning, grease removal, deodorization, disinfection, drying, if pretreatment process is mishandling, will
It will have a direct impact on the using effect of natural feather.
Since natural feather belongs to dynamic material class product, itself have it is inflammable, easily damage by worms, easy cooperating microorganisms, product add
It is worth low, maintenance and washing requires the disadvantages of high, if some processing means can be applied to natural feather, maximizes favourable factors and minimizes unfavourable ones, it will greatly
Widen the use scope of down products.That reports at present carries out the processing methods such as fire-retardant, antibacterial to natural feather, mostly directly by natural feather
It mixes with inorganic agent and is simply surface-treated, the effect of product is held time short after handling in this way, with washing process
It can gradually fail." down fiber is through glutaraldehyde grafting dicyanodiamine treated flame retardant property " text carries out down fiber
Fire-retardant graft modification processing, although improving the fire-retardant timeliness of natural feather to a certain extent, the dicyanodiamine of grafting has one
Fixed toxicity, directly contact skin is harmful, and practical application value is relatively low.
Application No. is the Chinese patents of CN201610303203.7 to disclose a kind of high moisture-inhibiting natural feather of surface-crosslinked silk
Preparation method, by natural feather carry out three-step approach processing, first with pretreatment liquid to natural feather carry out microetch processing, increase azelon
Coupling reaction point, then carry out cross-linking modified processing, using glutaraldehyde as bridging, silk be grafted on down fiber, will
The advantages of silk, is introduced into natural feather, is finally modified the post-treated liquid consolidation process of natural feather, assigns natural feather more preferably breathable moisture permeability,
Elastic good, not easy to reunite, soft pro-skin.Invented technology simple production process compared with prior art, efficiently by silk
In advantage linking to natural feather, the usage experience of down products is promoted, increases economic value, but the performance of silk-down is also into one
Walk the space promoted.
Summary of the invention
The object of the present invention is to provide a kind of production technologies of silk-down, in a kind of Patent Application Publication " surface friendship
Join the preparation method (publication number: CN105780501A) of the high moisture-inhibiting natural feather of silk " it is disclosed on the basis of, optimization component, dosage,
Method etc. further increases the gas permeability and flexibility of silk-down.
In order to solve the above technical problems, the invention adopts the following technical scheme:
A kind of production technology of silk-down, comprising the following steps: (1) first natural feather washed, grease removal, done after removal of impurities
It is dry, processing 10-15h then is mixed according to the volume ratio of 1:4-5 in natural feather and pretreatment liquid, after treatment takes out washing
It is spare after 3-5 times；The pretreatment liquid is by lauryl sodium sulfate: thiocarbamide: deionized water=0.5:1:80-100 weight
Amount ratio is formulated.(2) be 2-5% by natural feather that step (1) obtains investment concentration, pH value is in the glutaraldehyde water solution of 8-9,
1-1.5h is reacted under the conditions of 55-60 DEG C, and it is fine to put into silk micro mist, casein, bacteria cellulose, polylactic acid after reaction
Dimension, after being uniformly mixed under the conditions of 60-65 DEG C ultrasonic reaction 2-3h, filter after reaction, filtrate is in 70-80 DEG C of item
It is spare after heat treatment 1-2h under part；(3) it takes out, uses after 1.5-2h being impregnated in stirring in the product investment aftertreatment fluid of step (2)
The natural feather finished product obtained by drying after deionized water is cleaned 3-5 times；The aftertreatment fluid be polyquaternium -6, ethyl alcohol, go from
Sub- water is formulated according to the ratio of 1-1.5:20-40:100-150.The casein, bacteria cellulose, acid fiber by polylactic
Mass ratio is (4-6): (2-4): (1-3).
Further, the casein, bacteria cellulose, the ratio of acid fiber by polylactic are 5:3:2.
Further, in the 100 mass parts natural feathers investment glutaraldehyde water solution obtained step (1) in step 2, reaction knot
Silk micro mist, 4-6 mass parts casein, the bacteria cellulose of 2-4 mass parts, 1-3 mass parts of 30-40 mass parts are put into after beam
Acid fiber by polylactic.
Further, natural feather in the step (2), glutaraldehyde water solution volume ratio be 1:4-5.
Further, the molecular weight 15000-20000 of the acid fiber by polylactic.
Further, the mesh number of the silk micro mist is 200 mesh or more.
The invention has the following advantages:
(1) as the data of embodiment 1-3 and comparative example 5 as it can be seen that the gas permeability of silk-down made from embodiment 1-3 and soft
The soft gas permeability and flexibility for being significantly higher than silk-down made from comparative example 5；Simultaneously by the data of embodiment 1-3 as it can be seen that
Embodiment 1 is optimum embodiment.
(2) by embodiment 1 and the data of comparative example 1-4 as it can be seen that casein, bacteria cellulose, acid fiber by polylactic are being processed
Synergistic effect is played in the production technology of silk-down, collaboration improves the gas permeability and flexibility of silk-down；This is:
The present invention, as surfactant, realizes together with thiocarbamide to plumage first with lauryl sodium sulfate in pretreatment liquid
Suede carries out microetch processing, increases the coupling reaction point of azelon, using glutaraldehyde as bridging in cross-linking modified treatment process,
Silk is grafted on down fiber, the advantages of silk is introduced into natural feather, then the polyquaternium -6 in post-treated liquid docks
The active site of branch part carries out deactivation effect, to realize consolidation process, assigns natural feather more preferably breathable moisture permeability, elasticity
It is good, not easy to reunite, soft pro-skin.But by comparative example 1 it is found that only adding above-mentioned silk component can not achieve satisfactorily
Gas permeability and flexibility effect, therefore applicant, by repetition test, discovery is added to casein, bacteria cellulose, polylactic acid
Fiber plays synergistic effect in the production technology of processing silk-down.
Speculate that its possible mechanism be casein is a kind of protein polymers, has bonding, bright performance and each group well
The adhesive strength divided, is added in composition of the invention, can promote the binding performance of acid fiber by polylactic and silk, promotes two
Person is evenly dispersed natural feather surface, to improve gas permeability, and it is dispersed between each component can further increase entirety
Flexibility；Acid fiber by polylactic has high crystalline, has good water preventing ability, can be with natural feather modified surface and silk micro mist
Active group further react, the physical property of balanced each section avoids excessively expanding caused by the addition of casein, thus
It is able to suppress hygroscopicity, the water repellency of silk micro mist is improved, to increase gas permeability；Bacteria cellulose has good biomass
Compatibility and hyperfine reticular structure all have good compatibility with acid fiber by polylactic and casein, can be with polylactic acid fibre
Peacekeeping casein forms three-dimensional shape network structure between silk micro mist and natural feather together, increases flexibility and elasticity, while its
The microcosmic nanostructure having, is capable of forming multiple dimensioned duct, to further increase whole gas permeability.
(3) by the data of comparative example 6-8 as it can be seen that casein, bacteria cellulose, the weight ratio of acid fiber by polylactic is not in (4-
6): (2-4): when in (1-3) range, the gas permeability of silk-down obtained and the numerical value phase of flexibility numerical value and embodiment 1-3
Difference is very big, suitable with the numerical value of the prior art (comparative example 5) much smaller than the numerical value of embodiment 1-3.Casein of the present invention, bacterium
Cellulose, acid fiber by polylactic as reinforcement system,
Pass through addition casein, bacteria cellulose, polylactic acid when the production technology of embodiment 1-3 control processing silk-down
The weight ratio of fiber is (4-6): (2-4): (1-3), realizes and utilizes casein adhesiveness in reinforcement system, can promote poly- cream
Sour fiber and silk bond；Acid fiber by polylactic has good water preventing ability, the physical property of balanced each section；With acid fiber by polylactic
And casein forms three-dimensional shape network structure between silk micro mist and natural feather together, increases flexibility and gas permeability, so that dry
Casein, bacteria cellulose, the reinforcement system that acid fiber by polylactic is constituted improve silkworm in the production technology of silk-down of the invention
The gas permeability and flexibility of silk natural feather.
Specific embodiment
To facilitate a better understanding of the present invention, it is illustrated by the following examples, these examples belong to protection of the invention
Range, but do not limit the scope of the invention.
In embodiment, a kind of production technology of silk-down, comprising the following steps: (1) first natural feather washed, removed
It is dry after rouge, removal of impurities, processing 10-15h, processing knot then is mixed according to the volume ratio of 1:4-5 in natural feather and pretreatment liquid
It is spare after taking out washing 3-5 times after beam；(2) the 100 mass parts natural feathers investment concentration obtained step (1) is 2-5%, pH value is
In the glutaraldehyde water solution of 8-9, natural feather, glutaraldehyde water solution volume ratio be 1:4-5, react 1- under the conditions of 55-60 DEG C
1.5h, put into after reaction the silk micro mists of 30-40 mass parts, 4-6 mass parts casein, 2-4 mass parts bacterial fibers
Element, 1-3 mass parts acid fiber by polylactic, after being uniformly mixed under the conditions of 60-65 DEG C ultrasonic reaction 2-3h, after reaction
Filtering, filtrate are heat-treated spare after 1-2h under the conditions of 70-80 DEG C；(3) it will be stirred in the product investment aftertreatment fluid of step (2)
It mixes and is taken out after impregnating 1.5-2h, the natural feather finished product obtained by drying after being cleaned 3-5 times with deionized water.
Pretreatment liquid described in step 1 is by lauryl sodium sulfate: thiocarbamide: deionized water=0.5:1:80-100
Weight ratio is formulated.Aftertreatment fluid described in step 3 is polyquaternium -6, ethyl alcohol, deionized water according to 1-1.5:20-
The ratio of 40:100-150 is formulated.The molecular weight 15000-20000 of the acid fiber by polylactic.The mesh number of the silk micro mist
More than 200 mesh.
Embodiment 1
A kind of production technology of silk-down, comprising the following steps: (1) first natural feather washed, grease removal, done after removal of impurities
It is dry, processing 13h then is mixed according to the volume ratio of 1:4.5 in natural feather and pretreatment liquid, after treatment takes out washing 4 times
It is spare afterwards；(2) the 100 mass parts natural feathers investment concentration obtained step (1) is 3.5%, the glutaraldehyde water solution that pH value is 8.5
In, natural feather, glutaraldehyde water solution volume ratio be 1:4.5, react 1.2h under the conditions of 57 DEG C, put into 35 mass after reaction
Part silk micro mist, 5 mass parts casein, the bacteria cellulose of 3 mass parts, 2 mass parts acid fiber by polylactic, be stirred
After even under the conditions of 63 DEG C ultrasonic reaction 2.5h, filter after reaction, filtrate is heat-treated 1.5h standby under the conditions of 75 DEG C
With；(3) it takes out after 1.8h being impregnated in stirring in the product investment aftertreatment fluid of step (2), is dried after cleaning 4 times with deionized water
Up to the natural feather finished product.
Pretreatment liquid described in step 1 is by lauryl sodium sulfate: thiocarbamide: deionized water=0.5:1:90 weight
Than being formulated.Aftertreatment fluid described in step 3 be polyquaternium -6, ethyl alcohol, deionized water according to 1.3:30:125 ratio
Example is formulated.The molecular weight 17000 of the acid fiber by polylactic.The mesh number of the silk micro mist is 200 mesh or more.
Embodiment 2
A kind of production technology of silk-down, comprising the following steps: (1) first natural feather washed, grease removal, done after removal of impurities
It is dry, processing 15h then is mixed according to the volume ratio of 1:5 in natural feather and pretreatment liquid, after after treatment takes out washing 3 times
It is spare；(2) the 100 mass parts natural feathers investment concentration obtained step (1) is 5%, in the glutaraldehyde water solution that pH value is 8, plumage
Suede, glutaraldehyde water solution volume ratio be 1:5, react 1.5h under the conditions of 55 DEG C, put into the silkworm of 30 mass parts after reaction
Silk micro mist, 6 mass parts casein, the bacteria cellulose of 2 mass parts, 3 mass parts acid fiber by polylactic, after being uniformly mixed
Ultrasonic reaction 3h, is filtered after reaction under the conditions of 60 DEG C, and filtrate is heat-treated spare after 2h under the conditions of 70 DEG C；It (3) will step
Suddenly stirring is taken out after impregnating 1.5h in the product investment aftertreatment fluid of (2), the plumage obtained by drying after cleaning 5 times with deionized water
Suede finished product.
Pretreatment liquid described in step 1 is by lauryl sodium sulfate: thiocarbamide: deionized water=0.5:1:100 weight
Amount ratio is formulated.Aftertreatment fluid described in step 3 be polyquaternium -6, ethyl alcohol, deionized water according to 1:40:100 ratio
Example is formulated.The molecular weight 20000 of the acid fiber by polylactic.The mesh number of the silk micro mist is 200 mesh or more.
Embodiment 3
A kind of production technology of silk-down, comprising the following steps: (1) first natural feather washed, grease removal, done after removal of impurities
It is dry, processing 10h then is mixed according to the volume ratio of 1:4 in natural feather and pretreatment liquid, after after treatment takes out washing 5 times
It is spare；(2) the 100 mass parts natural feathers investment concentration obtained step (1) is 2%, in the glutaraldehyde water solution that pH value is 9, plumage
Suede, glutaraldehyde water solution volume ratio be 1:4, react 1h under the conditions of 60 DEG C, put into the silk of 40 mass parts after reaction
Micro mist, 4 mass parts casein, the bacteria cellulose of 4 mass parts, 1 mass parts acid fiber by polylactic, 65 after being uniformly mixed
Ultrasonic reaction 2h under the conditions of DEG C, is filtered after reaction, and filtrate is heat-treated spare after 1h under the conditions of 80 DEG C；(3) by step
(2) stirring is taken out after impregnating 2h in product investment aftertreatment fluid, after cleaning 3 times with deionized water the natural feather obtained by drying at
Product.
Pretreatment liquid described in step 1 is by lauryl sodium sulfate: thiocarbamide: deionized water=0.5:1:80 weight
Than being formulated.Aftertreatment fluid described in step 3 be polyquaternium -6, ethyl alcohol, deionized water according to 1.5:20:150 ratio
Example is formulated.The molecular weight 15000 of the acid fiber by polylactic.The mesh number of the silk micro mist is 200 mesh or more.
Comparative example 1
It is essentially identical with the processing technology of embodiment 1, it has only the difference is that being lacked in the raw material of the production technology of silk-down
Few casein, bacteria cellulose, acid fiber by polylactic.
Comparative example 2
It is essentially identical with the processing technology of embodiment 1, have the raw material the difference is that the production technology of processing silk-down only
In lack casein.
Comparative example 3
It is essentially identical with the processing technology of embodiment 1, have the raw material the difference is that the production technology of processing silk-down only
In lack bacteria cellulose.
Comparative example 4
It is essentially identical with the processing technology of embodiment 1, have the raw material the difference is that the production technology of processing silk-down only
In lack acid fiber by polylactic.
Comparative example 5
Using Chinese patent application document " a kind of preparation method of the high moisture-inhibiting natural feather of surface-crosslinked silk (publication number:
CN105780501A the production technology of the processing of method described in specific embodiment 1 silk-down in) ".
Comparative example 6
It is essentially identical with the processing technology of embodiment 1, have the raw material the difference is that the production technology of processing silk-down only
Middle casein is 8 parts, bacteria cellulose is 1 part, acid fiber by polylactic is 4 parts.
Comparative example 7
It is essentially identical with the processing technology of embodiment 1, have the raw material the difference is that the production technology of processing silk-down only
Middle casein is 2 parts, bacteria cellulose is 6 parts, acid fiber by polylactic is 5 parts.
Comparative example 8
It is essentially identical with the processing technology of embodiment 1, have the raw material the difference is that the production technology of processing silk-down only
Middle casein is 2 parts, bacteria cellulose is 5 parts, acid fiber by polylactic is 6 parts.
Product made from embodiment 1-3 and comparative example 1-8 is evaluated, " the textile permeability test side ASTM D737
Method ", pliability is measured according to CN1014331B with hand feel tester, as a result as shown in the table.
As seen from the above table: (1) as the data of embodiment 1-3 and comparative example 5 as it can be seen that silk-down made from embodiment 1-3
Gas permeability and flexibility be significantly higher than the gas permeability and flexibility of silk-down made from comparative example 5；Simultaneously by embodiment 1-3
Data as it can be seen that embodiment 1 be optimum embodiment.
(2) by embodiment 1 and the data of comparative example 1-4 as it can be seen that casein, bacteria cellulose, acid fiber by polylactic are being processed
Synergistic effect is played in the production technology of silk-down, collaboration improves the gas permeability and flexibility of silk-down；This is:
The present invention, as surfactant, realizes together with thiocarbamide to plumage first with lauryl sodium sulfate in pretreatment liquid
Suede carries out microetch processing, increases the coupling reaction point of azelon, using glutaraldehyde as bridging in cross-linking modified treatment process,
Silk is grafted on down fiber, the advantages of silk is introduced into natural feather, then the polyquaternium -6 in post-treated liquid docks
The active site of branch part carries out deactivation effect, to realize consolidation process, assigns natural feather more preferably breathable moisture permeability, elasticity
It is good, not easy to reunite, soft pro-skin.But by comparative example 1 it is found that only adding above-mentioned silk component can not achieve satisfactorily
Gas permeability and flexibility effect, therefore applicant, by repetition test, discovery is added to casein, bacteria cellulose, polylactic acid
Fiber plays synergistic effect in the production technology of processing silk-down.
Speculate that its possible mechanism be casein is a kind of protein polymers, has bonding, bright performance and each group well
The adhesive strength divided, is added in composition of the invention, can promote the binding performance of acid fiber by polylactic and silk, promotes two
Person is evenly dispersed natural feather surface, to improve gas permeability, and it is dispersed between each component can further increase entirety
Flexibility；Acid fiber by polylactic has high crystalline, has good water preventing ability, can be with natural feather modified surface and silk micro mist
Active group further react, the physical property of balanced each section avoids excessively expanding caused by the addition of casein, thus
It is able to suppress hygroscopicity, the water repellency of silk micro mist is improved, to increase gas permeability；Bacteria cellulose has good biomass
Compatibility and hyperfine reticular structure all have good compatibility with acid fiber by polylactic and casein, can be with polylactic acid fibre
Peacekeeping casein forms three-dimensional shape network structure between silk micro mist and natural feather together, increases flexibility and elasticity, while its
The microcosmic nanostructure having, is capable of forming multiple dimensioned duct, to further increase whole gas permeability.
(3) by the data of comparative example 6-8 as it can be seen that casein, bacteria cellulose, the weight ratio of acid fiber by polylactic is not in (4-
6): (2-4): when in (1-3) range, the gas permeability of silk-down obtained and the numerical value phase of flexibility numerical value and embodiment 1-3
Difference is very big, suitable with the numerical value of the prior art (comparative example 5) much smaller than the numerical value of embodiment 1-3.Casein of the present invention, bacterium
Cellulose, acid fiber by polylactic are processed dry by addition when the production technology of silk-down as reinforcement system, embodiment 1-3 control
Casein, bacteria cellulose, the weight ratio of acid fiber by polylactic are (4-6): (2-4): (1-3), are realized in reinforcement system using dry
Casein adhesiveness can promote acid fiber by polylactic and silk to bond；Acid fiber by polylactic has good water preventing ability, balanced each section
Physical property；Three-dimensional shape network structure is formed between silk micro mist and natural feather together with acid fiber by polylactic and casein, is increased
Add flexibility and gas permeability, so that casein, bacteria cellulose, the reinforcement system that acid fiber by polylactic is constituted is in silk of the invention
In the production technology of natural feather, the gas permeability and flexibility of silk-down are improved.
The above content is it cannot be assumed that present invention specific implementation is only limited to these instructions, for the technical field of the invention
Those of ordinary skill for, under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all answers
When being considered as belonging to present invention scope of patent protection determined by the appended claims.
Claims (6)
1. a kind of production technology of silk-down, which comprises the following steps: (1) first wash natural feather, remove
It is dry after rouge, removal of impurities, processing 10-15h, processing knot then is mixed according to the volume ratio of 1:4-5 in natural feather and pretreatment liquid
It is spare after taking out washing 3-5 times after beam；The pretreatment liquid is by lauryl sodium sulfate: thiocarbamide: deionized water=0.5:
The weight ratio of 1:80-100 is formulated；(2) the natural feather investment concentration obtained step (1) is 2-5%, penta that pH value is 8-9
In dialdehyde aqueous solution, 1-1.5h is reacted under the conditions of 55-60 DEG C, puts into silk micro mist, casein, bacterial fibers after reaction
Element, acid fiber by polylactic, after being uniformly mixed under the conditions of 60-65 DEG C ultrasonic reaction 2-3h, filter after reaction, filtrate
It is spare after heat treatment 1-2h under the conditions of 70-80 DEG C；(3) 1.5- is impregnated into stirring in the product investment aftertreatment fluid of step (2)
It is taken out after 2h, the natural feather finished product obtained by drying after being cleaned 3-5 times with deionized water；The aftertreatment fluid is polyquaternium-
6, ethyl alcohol, deionized water are formulated according to the ratio of 1-1.5:20-40:100-150；The casein, bacteria cellulose gather
The mass ratio of acid fiber is (4-6): (2-4): (1-3).
2. the production technology of silk-down according to claim 1, which is characterized in that the casein, bacteria cellulose,
The ratio of acid fiber by polylactic is 5:3:2.
3. the production technology of silk-down according to claim 1, which is characterized in that obtain step (1) in step 2
100 mass parts natural feathers are put into glutaraldehyde water solution, put into silk micro mist, the 4-6 mass parts of 30-40 mass parts after reaction
Casein, the bacteria cellulose of 2-4 mass parts, 1-3 mass parts acid fiber by polylactic.
4. the production technology of silk-down according to claim 1, which is characterized in that natural feather, penta 2 in the step (2)
The volume ratio of aldehyde aqueous solution is 1:4-5.
5. the production technology of silk-down according to claim 1, which is characterized in that the molecular weight of the acid fiber by polylactic
15000-20000。
6. the production technology of silk-down according to claim 1, which is characterized in that the mesh number of the silk micro mist is
It is more than 200 mesh.
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| CN201811267792.3A CN109468848A (en) | 2018-10-29 | 2018-10-29 | A kind of production technology of silk-down |
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| CN201811267792.3A CN109468848A (en) | 2018-10-29 | 2018-10-29 | A kind of production technology of silk-down |
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| CN105780486A (en) * | 2016-04-21 | 2016-07-20 | 安徽皖翎羽绒制品有限公司 | Waterborne polyurethane coating agent containing superfine down feather fiber-bacterial cellulose microsphere |
| CN105780501A (en) * | 2016-05-10 | 2016-07-20 | 安徽天馨工艺制品集团有限公司 | Preparation method of high-moisture-permeability down feather with surface cross-linked silks |
| CN105803793A (en) * | 2016-04-21 | 2016-07-27 | 安徽皖翎羽绒制品有限公司 | Water-borne polyurethane coating agent containing superfine down fiber-polylactic acid microspheres |
| CN107022223A (en) * | 2017-05-05 | 2017-08-08 | 江苏唐彩油墨科技股份有限公司 | A kind of cork paper water-base gravure ink and preparation method thereof |
| CN107190518A (en) * | 2017-07-13 | 2017-09-22 | 江苏金太阳纺织科技股份有限公司 | A kind of preparation method of antibacterial down feather |
-
2018
- 2018-10-29 CN CN201811267792.3A patent/CN109468848A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105780486A (en) * | 2016-04-21 | 2016-07-20 | 安徽皖翎羽绒制品有限公司 | Waterborne polyurethane coating agent containing superfine down feather fiber-bacterial cellulose microsphere |
| CN105803793A (en) * | 2016-04-21 | 2016-07-27 | 安徽皖翎羽绒制品有限公司 | Water-borne polyurethane coating agent containing superfine down fiber-polylactic acid microspheres |
| CN105780501A (en) * | 2016-05-10 | 2016-07-20 | 安徽天馨工艺制品集团有限公司 | Preparation method of high-moisture-permeability down feather with surface cross-linked silks |
| CN107022223A (en) * | 2017-05-05 | 2017-08-08 | 江苏唐彩油墨科技股份有限公司 | A kind of cork paper water-base gravure ink and preparation method thereof |
| CN107190518A (en) * | 2017-07-13 | 2017-09-22 | 江苏金太阳纺织科技股份有限公司 | A kind of preparation method of antibacterial down feather |
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Application publication date: 20190315 |