CN107974836A - A kind of dacron free-floride water-proof finish method - Google Patents
A kind of dacron free-floride water-proof finish method Download PDFInfo
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- CN107974836A CN107974836A CN201711120438.3A CN201711120438A CN107974836A CN 107974836 A CN107974836 A CN 107974836A CN 201711120438 A CN201711120438 A CN 201711120438A CN 107974836 A CN107974836 A CN 107974836A
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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
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
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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
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/38—Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic System
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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
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/244—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
- D06M13/248—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing sulfur
- D06M13/252—Mercaptans, thiophenols, sulfides or polysulfides, e.g. mercapto acetic acid; Sulfonium compounds
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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
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/50—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with organometallic compounds; with organic compounds containing boron, silicon, selenium or tellurium atoms
- D06M13/51—Compounds with at least one carbon-metal or carbon-boron, carbon-silicon, carbon-selenium, or carbon-tellurium bond
- D06M13/513—Compounds with at least one carbon-metal or carbon-boron, carbon-silicon, carbon-selenium, or carbon-tellurium bond with at least one carbon-silicon bond
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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
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/32—Polyesters
-
- 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
- D06M2200/10—Repellency against liquids
- D06M2200/12—Hydrophobic properties
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention discloses a kind of dacron free-floride water-proof finish method, first carries out sulfhydryl modified processing to dacron surface using 3 mercaptopropyltriethoxysilanes (MPTS), dacron is obtained the sulfydryl with greater activity；Then chemical reaction is passed through, make hydrosulphonyl silane (or alkyl hydrosulfide) and the vinyl POSS with ethylene linkage structure, ultraviolet light curing reaction is carried out with the dacron Jing Guo modification, both are attached on dacron molecule by chemical bonding, product after treatment has water-proof function.The present invention is easy to operate, and efficient, under the conditions of finishing agent free-floride, waterproof effect is obvious, and washing fastness is high, improves dacron water resistance durability degree.
Description
Technical field
The invention belongs to textile finishing field, more particularly to a kind of dacron free-floride water-proof finish method.
Background technology
Function textile is clearly as one of important trend of textile industry future development, and wherein waterproof textile is work(
The important component of energy textile.Textile fiber species, fabric structure, water-proof aagent performance, dyeing and finishing processing work
Skill has material impact to textile water proof performance.Textile for determining species and structure, water-proof aagent are to determine to spin
The most critical factor of fabric water resistance.
At present, common textile water proof finishing agent is included based on fluorocarbon polymer, organosilicon, long chain alkane polymer knot
The water-proof aagent of structure.Long fluorocarbon chain polymer matrix water-proof aagent has preferable crystallinity, bulk density due to fluorocarbon chain
And optimal water resistance is shown, but long fluorocarbon chain polymer matrix water-proof aagent can produce pair during production or use
The stabilization end product of metabolism perfluoro octane sulfonate (PFOS) or perfluoro caprylic acid (PFOA) that environment and human body are harmful to so that such is anti-
The use of water finishing agent is limited be subject to international community.
In recent years, increasingly deep with correlative study, people gradually recognize the refractory organics of PFOA/PFOS, environment
Persistence and bioconcentration, therefore, find its substitute, substitute technology becomes the research hotspot of relevant industries.
The content of the invention
It is an object of the invention to provide a kind of dacron free-floride water-proof finish method, to solve in above-mentioned background technology
The problem of proposition, strengthen waterproof effect, reduces finishing time, while raising efficiency, improves washing fastness, improves terylene and knits
Thing water resistance durability degree.
To solve the above-mentioned problems, the present invention provides a kind of dacron free-floride water-proof finish method, including following step
Suddenly：
Step 1：Oil removing is carried out first, is roughened, is obtained pre-treatment dacron；Then sulfhydryl modified, concussion is carried out, fully
Cleaning, vacuum drying, obtains sulfhydryl modified dacron；
Step 2：Prepare the organic solvent solution containing ethenyl cage model sesquialter siloxane, hydrosulphonyl silane or alkyl hydrosulfide；
Then photoinitiator is added, ultrasonic vibration, obtains finishing agent；Wherein, the concentration of the ethenyl cage model sesquialter siloxane for 1~
The concentration of 5wt%, hydrosulphonyl silane or alkyl hydrosulfide is 1~5wt%；
Step 3：Sulfhydryl modified dacron is impregnated in the finishing agent, ultraviolet light cures；
Step 4：Cleaning, 60~70 DEG C of drying, obtains floride-free waterproof polyester fabric.
Preferably, the oil removing described in the step 1 is specially：With the mixed liquor of 10~15g/L containing sodium hydroxide 60~
20~30min is washed at 70 DEG C.
Preferably, the roughening described in the step 1 is specially：With 100~200g/L sodium hydroxide solutions at 60~80 DEG C
10~30min of lower processing, makes polyester fibre surface be rich in hydroxyl, obtains pre-treatment dacron.
Preferably, condition sulfhydryl modified in the step 1 is：Contain sulfydryl base by what dacron was placed in 1~5wt%
In the ethyl acetate solution of the silane coupling agent of group, shaken under air-proof condition, temperature is 15~35 DEG C, and the time is 2~3h；Concussion
After clean, 90 DEG C~100 DEG C vacuum dryings, obtain sulfhydryl modified dacron.
Preferably, in the step 1, the silane coupling agent containing mercapto groups is 3- mercapto propyl-triethoxysilicanes
Alkane.
Preferably, the organic solvent in the step 2 is the one or more in dichloromethane and ethyl acetate.
Preferably, the hydrosulphonyl silane in the step 2 is the silane structure compound with one or more mercapto groups
Or mixture；Alkyl hydrosulfide is long-chain fat race alkane compound or mixture with one or more mercapto groups.
Preferably, ultraviolet light condition of cure is specially in the step 2：Using photoinitiator, the photoinitiator is 2,
One or more in 2- dimethoxy -2- phenyl acetophenones and 2,2- dihydromethyl propionic acid.The content of the photoinitiator is
0.05~0.1wt%.
Preferably, the condition of ultra-violet curing is in the step 2：Power be 300~800w ultraviolet cold-light source, lamp away from for
5~20cm, single side light application time are 30~90min.
Preferably, the dacron is PET dacrons.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention first carries out sulfhydryl modified processing using 3- mercaptopropyltriethoxysilanes (MPTS) to dacron surface,
Dacron is set to obtain the sulfydryl with greater activity；Then by chemical reaction, hydrosulphonyl silane (or alkyl hydrosulfide) and tool are made
There is the vinyl POSS of ethylene linkage structure, carry out ultraviolet light curing reaction with the dacron Jing Guo modification, pass through chemical bond
Legal that both are attached on dacron molecule, product after treatment has water-proof function.The present invention is easy to operate, effect
Rate is high, and under the conditions of finishing agent free-floride, waterproof effect is obvious, and washing fastness is high, and it is durable to improve dacron water resistance
Degree.
Embodiment
To become apparent the present invention, hereby with preferred embodiment, and attached drawing is coordinated to be described in detail below.
The use of grammes per square metre is 90g/m in embodiment 1-32Plain weave PET dacrons.Vinyl POSS is public purchased from MACKLIN
Department, lauryl mercaptan are purchased from Sigma-Aldrich companies, 3- mercaptopropyltriethoxysilanes, 2,2- dimethoxy -2- phenyl benzene second
Ketone is purchased from Adamas companies, and other reagents are that analysis is pure, in use without further purifying.
Embodiment 1
Processing is modified dacron using 3- mercaptopropyltriethoxysilanes, and with vinyl POSS, sulfydryl silicon
Alkane reacts, and dacron is had good water resistance, it is concretely comprised the following steps：
Step 1：First because there are greasy dirt, dirt in dacron surface, oil removing is carried out first, that is, is used and contained sodium hydroxide
The mixed liquor of 15g/L washs 20min at 70 DEG C.
Then the dacron after oil removing is roughened, handles 30min at 60 DEG C with 200g/L NaOH solutions, make
Polyester fibre surface is rich in hydroxyl, obtains pre-treatment dacron.
Afterwards, the ethyl acetate solution of 5wt%3- mercaptopropyltriethoxysilanes is prepared, obtained pre-treatment terylene is knitted
Thing is placed in carry out sulfhydryl modified in input solution, and beaker mouth diaphragm seal, is placed in temperature constant magnetic stirring water-bath, 25 DEG C of concussions
Handle 2 it is small when.After take out dacron, fully cleaned with absolute ethyl alcohol, be then dried in vacuo at 90 DEG C
15min, obtains sulfhydryl modified dacron.
Step 2：It is respectively molten for 1% vinyl POSS and 3- mercaptopropyltriethoxysilane dichloromethane to prepare mass concentration
Liquid, abundant ultrasonic vibration then add 2,2- dimethoxy -2- phenyl acetophenone photoinitiators, and ultrasonic vibration obtains finishing agent.
Step 3：It is laid on sulfhydryl modified dacron is smooth in culture dish, topples over the above-mentioned dressing liquid of certain volume, slightly
It is micro- to submerge dacron surface, cover one layer of quartz plate at culture dish mouth；It is 600W ultraviolet lights that dacron is placed in power
Under cold light source, lamp is away from 10cm, illumination 50min, turn-over, again illumination 50min.
Step 4：Dacron is taken out, deionized water is fully washed, and 60 DEG C of drying, obtain floride-free waterproof polyester fabric.
Embodiment 2
Processing is modified dacron using 3- mercaptopropyltriethoxysilanes, and with vinyl POSS, alkyl sulfide
Alcohol reacts, and dacron is had good water resistance, it is concretely comprised the following steps：
Step 1：First because there are greasy dirt, dirt in dacron surface, oil removing is carried out first, that is, is used and contained sodium hydroxide
The mixed liquor of 12g/L washs 25min at 60 DEG C.
Then the dacron after oil removing is roughened, handles 10min at 70 DEG C with 100g/L NaOH solutions, make
Polyester fibre surface is rich in hydroxyl, obtains pre-treatment dacron.
Afterwards, the ethyl acetate solution of 5wt%3- mercaptopropyltriethoxysilanes is prepared, obtained pre-treatment terylene is knitted
Thing is placed in carry out sulfhydryl modified in input solution, and beaker mouth diaphragm seal, is placed in temperature constant magnetic stirring water-bath, 25 DEG C of concussions
Handle 3 it is small when.After take out dacron, fully cleaned with absolute ethyl alcohol, be then dried in vacuo at 100 DEG C
15min, obtains sulfhydryl modified dacron.
Step 2：It is respectively 1% vinyl POSS and the dichloromethane solution of lauryl mercaptan to prepare mass concentration, fully super
Acoustic shock is swung, and then adds 2,2- dimethoxy -2- phenyl acetophenone photoinitiators, and ultrasonic vibration obtains finishing agent.
Step 3：It is laid on sulfhydryl modified dacron is smooth in culture dish, topples over the above-mentioned dressing liquid of certain volume, slightly
It is micro- to submerge dacron surface, cover one layer of quartz plate at culture dish mouth；It is 500W ultraviolet lights that dacron is placed in power
Under cold light source, lamp is away from 13cm, illumination 30min, turn-over, again illumination 30min.
Step 4：Dacron is taken out, deionized water is fully washed, and 60 DEG C of drying, obtain floride-free waterproof polyester fabric.
Embodiment 3
Processing is modified dacron using 3- mercaptopropyltriethoxysilanes, and with vinyl POSS, alkyl sulfide
Alcohol reacts, and dacron is had good water resistance, it is concretely comprised the following steps：
Step 1：First because there are greasy dirt, dirt in dacron surface, oil removing is carried out first, that is, is used and contained sodium hydroxide
The mixed liquor of 15g/L washs 20min at 70 DEG C.
Then the dacron after oil removing is roughened, handles 30min at 60 DEG C with 200g/L NaOH solutions, make
Polyester fibre surface is rich in hydroxyl, obtains pre-treatment dacron.
Afterwards, the ethyl acetate solution of 5wt%3- mercaptopropyltriethoxysilanes is prepared, obtained pre-treatment terylene is knitted
Thing is placed in carry out sulfhydryl modified in input solution, and beaker mouth diaphragm seal, is placed in temperature constant magnetic stirring water-bath, 25 DEG C of concussions
Handle 2 it is small when.After take out dacron, fully cleaned with absolute ethyl alcohol, be then dried in vacuo at 90 DEG C
15min, obtains sulfhydryl modified dacron.
Step 2：Prepare the dichloromethane solution that mass concentration is respectively 1% vinyl POSS lauryl mercaptans, fully ultrasound
Concussion, then adds 2,2- dimethoxy -2- phenyl acetophenone photoinitiators, ultrasonic vibration obtains finishing agent.
Step 3：It is laid on sulfhydryl modified dacron is smooth in culture dish, topples over the above-mentioned dressing liquid of certain volume, slightly
It is micro- to submerge dacron surface, cover one layer of quartz plate at culture dish mouth；It is 600W ultraviolet lights that dacron is placed in power
Under cold light source, lamp is away from 10cm, illumination 50min, turn-over, again illumination 50min.
Step 4：Dacron is taken out, deionized water is fully washed, and 60 DEG C of drying, obtain floride-free waterproof polyester fabric.
Embodiment 4
Processing is modified dacron using 3- mercaptopropyltriethoxysilanes, and with vinyl POSS, alkyl sulfide
Alcohol reacts, and dacron is had good water resistance, it is concretely comprised the following steps：
Step 1：First because there are greasy dirt, dirt in dacron surface, oil removing is carried out first, that is, is used and contained sodium hydroxide
The mixed liquor of 15g/L washs 20min at 70 DEG C.
Then the dacron after oil removing is roughened, handles 30min at 60 DEG C with 200g/L NaOH solutions, make
Polyester fibre surface is rich in hydroxyl, obtains pre-treatment dacron.
Afterwards, the ethyl acetate solution of 5wt%3- mercaptopropyltriethoxysilanes is prepared, obtained pre-treatment terylene is knitted
Thing is placed in carry out sulfhydryl modified in input solution, and beaker mouth diaphragm seal, is placed in temperature constant magnetic stirring water-bath, 25 DEG C of concussions
Handle 2 it is small when.After take out dacron, fully cleaned with absolute ethyl alcohol, be then dried in vacuo at 90 DEG C
15min, obtains sulfhydryl modified dacron.
Step 2：Prepare the dichloromethane solution that mass concentration is respectively 1% vinyl POSS lauryl mercaptans, fully ultrasound
Concussion, then adds 2,2- dimethoxy -2- phenyl acetophenone photoinitiators, ultrasonic vibration obtains finishing agent.
Step 3：It is laid on sulfhydryl modified dacron is smooth in culture dish, topples over the above-mentioned dressing liquid of certain volume, not
Dacron surface was submerged, and dacron flush, covers one layer of quartz plate at culture dish mouth；Dacron is placed in
Power is that lamp is away from 10cm, illumination 50min under 600W ultraviolet light cold light sources；Turn-over, again illumination 50min.
Step 4：Dacron is taken out, deionized water is fully washed, and 60 DEG C of drying, obtain floride-free waterproof polyester fabric.
Embodiment 5
Processing is modified dacron using 3- mercaptopropyltriethoxysilanes, and with vinyl POSS, alkyl sulfide
Alcohol reacts, and dacron is had good water resistance, it is concretely comprised the following steps：
Step 1：First because there are greasy dirt, dirt in dacron surface, oil removing is carried out first, that is, is used and contained sodium hydroxide
The mixed liquor of 12g/L washs 20min at 65 DEG C.
Then the dacron after oil removing is roughened, handles 25min at 65 DEG C with 150g/L NaOH solutions, make
Polyester fibre surface is rich in hydroxyl, obtains pre-treatment dacron.
Afterwards, the ethyl acetate solution of 5wt%3- mercaptopropyltriethoxysilanes is prepared, obtained pre-treatment terylene is knitted
Thing is placed in carry out sulfhydryl modified in input solution, and beaker mouth diaphragm seal, is placed in temperature constant magnetic stirring water-bath, 25 DEG C of concussions
Handle 2 it is small when.After take out dacron, fully cleaned with absolute ethyl alcohol, be then dried in vacuo at 90 DEG C
15min, obtains sulfhydryl modified dacron.
Step 2：Prepare the dichloromethane solution that mass concentration is respectively 1% vinyl POSS lauryl mercaptans, fully ultrasound
Concussion, then adds 2,2- dimethoxy -2- phenyl acetophenone photoinitiators, ultrasonic vibration obtains finishing agent.
Step 3：It is laid on sulfhydryl modified dacron is smooth in culture dish, topples over the above-mentioned dressing liquid of certain volume, not
Dacron surface was submerged, and dacron flush, covers one layer of quartz plate at culture dish mouth；Dacron is placed in
Power is that lamp is away from 15cm, illumination 60min under 500W ultraviolet light cold light sources；Turn-over, again illumination 60min.
Step 4：Dacron is taken out, deionized water is fully washed, and 60 DEG C of drying, obtain floride-free waterproof polyester fabric.
Test case
After dacron is carried out water-proof finish, by as follows to its static contact angle test result：Fiber surface passes through
1 contact angle of embodiment of grafting hydrosulphonyl silane is crossed up to 119.12 °, 2 contact angle of grafting alkyl hydrosulfide embodiment is 116.63 °,
3 contact angle of embodiment is 112.80 °, and 4 contact angle of embodiment is 112.60 °, and 4 contact angle of embodiment is 113.60 °.Analysis result
Understand, for the method for sorting of the present invention, silane structure compares Long carbon chain alkane structure, and contact angle slightly increases, waterproof effect
More preferably, close to super-hydrophobic effect.
After by 2 times at 70 DEG C, fully circulation is soaped, 1~6 waterproof fabric static contact angle of embodiment remains 110~
120°.The result shows that the waterproof polyester fabric that method for sorting of the present invention obtains has excellent washing fastness.It is it is hereby understood that whole
Agent is managed with polyester fiber by firm chemical bonds, is greatly increased compared to common method for sorting durability.
According to《AATCC 22--2005 waterproof spray tests》Test method to terylene after 1~5 water-proof finish of embodiment
Fabric carries out test rear surface, since the fabric face after spray speckles with droplet, but should be without Wet Out, evaluation fraction
95 points.
In conclusion the present invention first carries out sulfydryl using 3- mercaptopropyltriethoxysilanes (MPTS) to dacron surface
Modification, makes dacron obtain the sulfydryl with greater activity；Then by chemical reaction, hydrosulphonyl silane (or alkyl is made
Mercaptan) and vinyl POSS with ethylene linkage structure, ultraviolet light curing reaction is carried out with the dacron Jing Guo modification, it is logical
Cross chemical bonding both are attached on dacron molecule, product after treatment has water-proof function.Present invention behaviour
Make simply, efficient, under the conditions of finishing agent free-floride, waterproof effect is obvious, and washing fastness is high, improves dacron waterproof
Performance durability degree.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
- A kind of 1. dacron free-floride water-proof finish method, it is characterised in that comprise the following steps：Step 1：Oil removing is carried out first, is roughened, is obtained pre-treatment dacron；Then sulfhydryl modified, concussion is carried out, it is fully clear Wash, vacuum drying, obtain sulfhydryl modified dacron；Step 2：Prepare the organic solvent solution containing ethenyl cage model sesquialter siloxane, hydrosulphonyl silane or alkyl hydrosulfide；Then Photoinitiator is added, ultrasonic vibration, obtains finishing agent；Wherein, the concentration of the ethenyl cage model sesquialter siloxane for 1~ The concentration of 5wt%, hydrosulphonyl silane or alkyl hydrosulfide is 1~5wt%；Step 3：Sulfhydryl modified dacron is impregnated in the finishing agent, ultraviolet light cures；Step 4：Cleaning, 60~70 DEG C of drying, obtains floride-free waterproof polyester fabric.
- 2. dacron free-floride water-proof finish method as claimed in claim 1, it is characterised in that the oil removing described in the step 1 Specially：20~30min is washed at 60~70 DEG C with the mixed liquor of 10~15g/L containing sodium hydroxide.
- 3. dacron free-floride water-proof finish method as claimed in claim 1, it is characterised in that the roughening described in the step 1 Specially：10~30min is handled at 60~80 DEG C with 100~200g/L sodium hydroxide solutions, is rich in polyester fibre surface Hydroxyl, obtains pre-treatment dacron.
- 4. dacron free-floride water-proof finish method as claimed in claim 1, it is characterised in that sulfhydryl modified in the step 1 Condition be：Dacron is placed in the ethyl acetate solution of the silane coupling agent containing mercapto groups of 1~5wt%, it is close Shaken under the conditions of envelope, temperature is 15~35 DEG C, and the time is 2~3h；Cleaned after concussion, 90 DEG C~100 DEG C vacuum dryings, obtain To sulfhydryl modified dacron.
- 5. dacron free-floride water-proof finish method as claimed in claim 4, it is characterised in that described to contain in the step 1 The silane coupling agent of mercapto groups is 3- mercaptopropyltriethoxysilanes.
- 6. dacron free-floride water-proof finish method as claimed in claim 1, it is characterised in that organic molten in the step 2 Agent is the one or more in dichloromethane and ethyl acetate.
- 7. dacron free-floride water-proof finish method as claimed in claim 1, it is characterised in that the sulfydryl silicon in the step 2 Alkane is silane structure compound or mixture with one or more mercapto groups；Alkyl hydrosulfide is with one or more mercaptos The long-chain fat race alkane compound or mixture of base group.
- 8. dacron free-floride water-proof finish method as claimed in claim 1, it is characterised in that UV light in the step 3 Change condition is specially：Using photoinitiator, the photoinitiator is 2,2- dimethoxy -2- phenyl acetophenones and 2,2- dihydroxy first One or more in base propionic acid.The content of the photoinitiator is 0.05~0.1wt%.
- 9. dacron free-floride water-proof finish method as claimed in claim 1, it is characterised in that ultra-violet curing in the step 3 Condition be：Power is the ultraviolet cold-light source of 300~800w, and lamp is away from being 30~90min for 5~20cm, single side light application time.
- 10. dacron free-floride water-proof finish method as claimed in claim 1, it is characterised in that the dacron is washed for PET Synthetic fibre fabric.
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109914108A (en) * | 2019-03-14 | 2019-06-21 | 东华大学 | A kind of dacron free-floride water-repellent finishing method |
| CN110067135A (en) * | 2019-04-23 | 2019-07-30 | 东华大学 | A kind of asymmetric dacron of one-way wet-guide and its preparation and application |
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| CN110983785A (en) * | 2019-11-26 | 2020-04-10 | 广东省测试分析研究所（中国广州分析测试中心） | Preparation method of Janus type textile |
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| CN109914108A (en) * | 2019-03-14 | 2019-06-21 | 东华大学 | A kind of dacron free-floride water-repellent finishing method |
| CN110067135A (en) * | 2019-04-23 | 2019-07-30 | 东华大学 | A kind of asymmetric dacron of one-way wet-guide and its preparation and application |
| CN110067135B (en) * | 2019-04-23 | 2021-11-09 | 东华大学 | Unidirectional moisture-conducting asymmetric polyester fabric and preparation and application thereof |
| CN110205821A (en) * | 2019-06-20 | 2019-09-06 | 广州百思创科技有限公司 | A kind of green free-floride water-proof aagent and its application in fibre |
| CN110205821B (en) * | 2019-06-20 | 2021-12-14 | 广州百思创科技有限公司 | Green fluorine-free waterproof finishing agent and application thereof in fiber products |
| CN110485165A (en) * | 2019-08-19 | 2019-11-22 | 福州大学 | The preparation and application of the polymer-modified composite coating of functionalization polyhedral oligomeric silsesquioxane with specific enrichment effect |
| CN110983785A (en) * | 2019-11-26 | 2020-04-10 | 广东省测试分析研究所（中国广州分析测试中心） | Preparation method of Janus type textile |
| WO2021103181A1 (en) * | 2019-11-26 | 2021-06-03 | 广东省测试分析研究所（中国广州分析测试中心） | Electrically-conductive humidity-sensitive textile having a janus structure and humidity responsiveness |
| CN110983785B (en) * | 2019-11-26 | 2022-08-09 | 广东省测试分析研究所（中国广州分析测试中心） | Preparation method of Janus type textile |
| CN112482042A (en) * | 2020-11-21 | 2021-03-12 | 浙江理工大学 | Colorful waterproof fabric and preparation method thereof |
| CN112646062A (en) * | 2020-12-18 | 2021-04-13 | 浙江理工大学 | Preparation method and application of temperature response type fabric finishing agent |
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