CN107629674A - A kind of TPU composite coated things for improving tent durability - Google Patents
A kind of TPU composite coated things for improving tent durability Download PDFInfo
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- CN107629674A CN107629674A CN201710902613.8A CN201710902613A CN107629674A CN 107629674 A CN107629674 A CN 107629674A CN 201710902613 A CN201710902613 A CN 201710902613A CN 107629674 A CN107629674 A CN 107629674A
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Abstract
The invention belongs to tent surface applicator technical field, more particularly to a kind of TPU composite coated things for improving tent durability, it is made up of polyethers, polyvinyl chloride, polyethylene glycol, polytetramethylene ether, self-emulsifying perfluoroalkyl cationic polyacrylate emulsion, carbon tetrachloride, trihydroxymethylpropanyltri diglycidyl ether, 2,4 toluene di-isocyanate(TDI)s, epoxychloropropane.The present invention has advantages below compared with prior art：By scientific matching raw material in the present invention, and it is processed under corresponding conditionses, makes to act synergistically between each component, change the adhesive ability of material and base portion, make its stable performance, after gained applicator is coated on into scrim surfaces, there is stronger ageing resistance, slow down destruction of the ultraviolet to material, with stronger dirt-resistant ability, after prolonged burin-in process, still there is stronger bonding intensity, for preparing tent, the performance of tent is substantially increased.
Description
Technical field
The invention belongs to tent surface applicator technical field, and in particular to a kind of TPU of raising tent durability is compound
Applicator.
Background technology
When movable in the wild, generally require to use tent, tent can give people to provide a recreating facility, with tent city
The gradual expansion of field, also more and more higher, existing tent are made with composite for requirement of the people to tent performance, it usually needs
Applicator is coated with its surface to strengthen tent material performance, but is generally coated with common material in the prior art, cold-proof is poor,
The problem of injury health in production process be present, and then in the prior art with TPU applicators for coating tent, use TPU
The film prepared for primary raw material, makes the flexible superiority good, tough, wear-resisting, cold resistance is good, environment-protecting and non-poisonous of material, but
Tent long-time is out of doors in the case of use, it may appear that the phenomenon that glue-line peels off, influences the performance of tent, therefore, needs
TPU applicators are further studied, improve its adhesive force in base fabric.
The content of the invention
The purpose of the present invention is to be directed to the problem of existing, there is provided a kind of TPU composite coated things for improving tent durability.
The present invention is achieved by the following technical solutions：A kind of TPU composite coated things for improving tent durability, including
The raw material of following parts by weight：Polyethers TPU40-45 parts, polyvinyl chloride 12-18 parts, polyethylene glycol 8-12 parts, tetrahydrofuran homopolymerization
Ether 2-4 parts, self-emulsifying perfluoroalkyl cationic polyacrylate emulsion 6-10 parts, carbon tetrachloride 1-3 parts, trimethylolpropane tris
Glycidol ether 2-4 parts, 2,4 toluene diisocyanate 1-2 parts, epoxychloropropane 3-5 parts；
Its preparation method is：In reaction vessel, self-emulsifying perfluoroalkyl cationic polyacrylate emulsion, poly- second are sequentially added
Glycol, epoxychloropropane and polytetramethylene ether, continue high-speed stirred after being thoroughly mixed and 2,4- toluene di-isocyanate(TDI)s be added dropwise,
Rate of addition is 0.2-0.4g/s, is added after being added dropwise to complete after trihydroxymethylpropanyltri diglycidyl ether stirs and stands 4-6
Hour, add with the water of its equivalent, stirring to fully emulsified, adjusted with pH adjusting agent to neutrality, obtain mixed emulsion, by institute
Mixed emulsion and polyethers TPU, polyvinyl chloride, carbon tetrachloride are stated, it is 850-950cps/25 DEG C to add water regulation regulation to viscosity,
It is poured over after vacuum defoamation on smooth pallet, stands 4 hours, remove bubble, with the uniform striking film forming of glass bar, after drying
12-16 hours are stood in atmosphere, obtain thickness as applicator thick 0.8-1.2mm.
As further improvement of these options, the table of the self-emulsifying perfluoroalkyl cationic polyacrylate emulsion
Face free energy is 10-12mJ/ ㎡.
As further improvement of these options, its application method is：In 120-140 DEG C of condition after base fabric is cleaned
Lower drying, base fabric is glued using knife coating mode using applicator in 10 minutes after the completion of drying, then in calender
Upper online fitting, the temperature of calendering formation is 180-200 DEG C, and bundling quantitatively obtains finished product.
As further improvement of these options, the baking oven is A101-1 infrared baking ovens, oven temperature 75-85
℃。
As further improvement of these options, the base fabric is woven fabric cloth or woven fabric.
The present invention has advantages below compared with prior art：By scientific matching raw material in the present invention, and in corresponding conditionses
Under be processed, make to act synergistically between each component, change the adhesive ability of material and base portion, make its stable performance, by gained
After applicator is coated on scrim surfaces, obtained material is possessing outside elasticity, toughness, wearability, cold resistance and environmental safety,
Also there is stronger ageing resistance, slow down destruction of the ultraviolet to material, there is stronger dirt-resistant ability, prolonged
After burin-in process, still there is stronger bonding intensity, for preparing tent, substantially increase the performance of tent.
Embodiment
Embodiment 1
A kind of TPU composite coated things for improving tent durability, include the raw material of following parts by weight：Polyethers TPU42 parts, polychlorostyrene
14 parts of ethene, 10 parts of polyethylene glycol, 3 parts of polytetramethylene ether, self-emulsifying perfluoroalkyl cationic polyacrylate emulsion 8
Part, 2 parts of carbon tetrachloride, 3 parts of trihydroxymethylpropanyltri diglycidyl ether, 1.5 parts of 2,4 toluene diisocyanate, epoxychloropropane
4 parts；
Its preparation method is：In reaction vessel, self-emulsifying perfluoroalkyl cationic polyacrylate emulsion, poly- second are sequentially added
Glycol, epoxychloropropane and polytetramethylene ether, continue high-speed stirred after being thoroughly mixed and 2,4- toluene di-isocyanate(TDI)s be added dropwise,
Rate of addition is 0.3g/s, is added after being added dropwise to complete after trihydroxymethylpropanyltri diglycidyl ether stirs and stands 5 hours, added
Enter in the water with its equivalent, stir to fully emulsified, adjusted with pH adjusting agent to neutrality, obtain mixed emulsion, by the mixing
Emulsion and polyethers TPU, polyvinyl chloride, carbon tetrachloride, it is 900cps/25 DEG C to add water regulation regulation to viscosity, after vacuum defoamation
It is poured on smooth pallet, stands 4 hours, removes bubble, it is quiet in atmosphere after drying with the uniform striking film forming of glass bar
Put 14 hours, obtain thickness as applicator thick 1mm.
Wherein, the surface free energy of the self-emulsifying perfluoroalkyl cationic polyacrylate emulsion is 11mJ/ ㎡；Coating
The application method of thing is：Dried after base fabric is cleaned under conditions of 130 DEG C, applicator pair is utilized in 10 minutes after the completion of drying
Base fabric is glued using knife coating mode, is then bonded online on calender, and the temperature of calendering formation is 190 DEG C, bundling
Quantitatively obtain finished product；The baking oven is A101-1 infrared baking ovens, and oven temperature is 80 DEG C.
Embodiment 2
A kind of TPU composite coated things for improving tent durability, include the raw material of following parts by weight：Polyethers TPU40 parts, polychlorostyrene
18 parts of ethene, 8 parts of polyethylene glycol, 4 parts of polytetramethylene ether, 6 parts of self-emulsifying perfluoroalkyl cationic polyacrylate emulsion,
1 part of carbon tetrachloride, 4 parts of trihydroxymethylpropanyltri diglycidyl ether, 2 parts of 2,4 toluene diisocyanate, 5 parts of epoxychloropropane；
Its preparation method is：In reaction vessel, self-emulsifying perfluoroalkyl cationic polyacrylate emulsion, poly- second are sequentially added
Glycol, epoxychloropropane and polytetramethylene ether, continue high-speed stirred after being thoroughly mixed and 2,4- toluene di-isocyanate(TDI)s be added dropwise,
Rate of addition is 0.2g/s, is added after being added dropwise to complete after trihydroxymethylpropanyltri diglycidyl ether stirs and stands 6 hours, added
Enter in the water with its equivalent, stir to fully emulsified, adjusted with pH adjusting agent to neutrality, obtain mixed emulsion, by the mixing
Emulsion and polyethers TPU, polyvinyl chloride, carbon tetrachloride, it is 850cps/25 DEG C to add water regulation regulation to viscosity, after vacuum defoamation
It is poured on smooth pallet, stands 4 hours, removes bubble, it is quiet in atmosphere after drying with the uniform striking film forming of glass bar
Put 16 hours, obtain thickness as applicator thick 1.2mm.
Wherein, the surface free energy of the self-emulsifying perfluoroalkyl cationic polyacrylate emulsion is 12mJ/ ㎡；Coating
The application method of thing is：Dried after base fabric is cleaned under conditions of 140 DEG C, applicator pair is utilized in 10 minutes after the completion of drying
Base fabric is glued using knife coating mode, is then bonded online on calender, and the temperature of calendering formation is 200 DEG C, bundling
Quantitatively obtain finished product；The baking oven is A101-1 infrared baking ovens, and oven temperature is 75 DEG C.
Embodiment 3
A kind of TPU composite coated things for improving tent durability, include the raw material of following parts by weight：Polyethers TPU45 parts, polychlorostyrene
12 parts of ethene, 12 parts of polyethylene glycol, 2 parts of polytetramethylene ether, self-emulsifying perfluoroalkyl cationic polyacrylate emulsion 10
Part, 3 parts of carbon tetrachloride, 2 parts of trihydroxymethylpropanyltri diglycidyl ether, 1 part of 2,4 toluene diisocyanate, epoxychloropropane 3
Part；
Its preparation method is：In reaction vessel, self-emulsifying perfluoroalkyl cationic polyacrylate emulsion, poly- second are sequentially added
Glycol, epoxychloropropane and polytetramethylene ether, continue high-speed stirred after being thoroughly mixed and 2,4- toluene di-isocyanate(TDI)s be added dropwise,
Rate of addition is 0.4g/s, is added after being added dropwise to complete after trihydroxymethylpropanyltri diglycidyl ether stirs and stands 4 hours, added
Enter in the water with its equivalent, stir to fully emulsified, adjusted with pH adjusting agent to neutrality, obtain mixed emulsion, by the mixing
Emulsion and polyethers TPU, polyvinyl chloride, carbon tetrachloride, it is 950cps/25 DEG C to add water regulation regulation to viscosity, after vacuum defoamation
It is poured on smooth pallet, stands 4 hours, removes bubble, it is quiet in atmosphere after drying with the uniform striking film forming of glass bar
Put 12 hours, obtain thickness as applicator thick 0.8mm.
Wherein, the surface free energy of the self-emulsifying perfluoroalkyl cationic polyacrylate emulsion is 12mJ/ ㎡；Coating
The application method of thing is：Dried after base fabric is cleaned under conditions of 120 DEG C, applicator pair is utilized in 10 minutes after the completion of drying
Base fabric is glued using knife coating mode, is then bonded online on calender, and the temperature of calendering formation is 180 DEG C, bundling
Quantitatively obtain finished product；The baking oven is A101-1 infrared baking ovens, and oven temperature is 85 DEG C.
Control group 1 is set, self-emulsifying perfluoroalkyl cationic polyacrylate emulsion in embodiment 1 is removed, in remaining
Hold constant；Control group 2 is set, polytetramethylene ether in embodiment 1 removed, remaining content is constant；Control group 3 is set, will
Trihydroxymethylpropanyltri diglycidyl ether removes in embodiment 1, and remaining content is constant；Control group 4 is set, will be each in embodiment 1
After raw material directly mixes, it is 850-950cps/25 DEG C to add water regulation regulation to viscosity, and smooth molding is poured over after vacuum defoamation
On plate, 4 hours are stood, bubble is removed, with the uniform striking film forming of glass bar, stands 14 hours after drying in atmosphere, obtain thickness
Spend for applicator thick 1mm, remaining content it is constant；It is base fabric from the replication of N210D Oxfords, has been prepared using above-mentioned each group method
Cheng Hou, fabric performance is detected, wherein aging method is to be carried out using carbon arc lamp degradation by GB/T16422.4-1996, is used
Continuous 720h illumination experiments, obtain following result：
Table 1
| Group | Peel strength（N/5cm） | Peel strength after aging（N/5cm） | Friction resistant is tested | Tearing strength（N） | Tensile strength（N/2.5cm） |
| Embodiment 1 | 105 | 96 | 5 grades | 41.6 | 590 |
| Embodiment 2 | 102 | 93 | 5 grades | 39.8 | 585 |
| Embodiment 3 | 104 | 95 | 5 grades | 40.2 | 588 |
| Control group 1 | 84 | 72 | 3 grades | 34.7 | 450 |
| Control group 2 | 92 | 81 | 4.5 level | 38.5 | 525 |
| Control group 3 | 87 | 75 | 4 grades | 36.4 | 500 |
| Control group 4 | 82 | 47 | 3 grades | 34.2 | 430 |
It can be seen that method can effectively improve ageing-resistant ability compared with prior art in the present invention by data in table 1, peel off
Intensity is higher, can effectively improve the performance of composite.
Claims (5)
1. a kind of TPU composite coated things for improving tent durability, it is characterised in that include the raw material of following parts by weight：Polyethers
Class TPU40-45 parts, polyvinyl chloride 12-18 parts, polyethylene glycol 8-12 parts, polytetramethylene ether 2-4 parts, self-emulsifying perfluor alkane
Base cationic polyacrylate emulsion 6-10 parts, carbon tetrachloride 1-3 parts, trihydroxymethylpropanyltri diglycidyl ether 2-4 parts, 2,4-
Toluene di-isocyanate(TDI) 1-2 parts, epoxychloropropane 3-5 parts；
Its preparation method is：In reaction vessel, self-emulsifying perfluoroalkyl cationic polyacrylate emulsion, poly- second are sequentially added
Glycol, epoxychloropropane and polytetramethylene ether, continue high-speed stirred after being thoroughly mixed and 2,4- toluene di-isocyanate(TDI)s be added dropwise,
Rate of addition is 0.2-0.4g/s, is added after being added dropwise to complete after trihydroxymethylpropanyltri diglycidyl ether stirs and stands 4-6
Hour, add with the water of its equivalent, stirring to fully emulsified, adjusted with pH adjusting agent to neutrality, obtain mixed emulsion, by institute
Mixed emulsion and polyethers TPU, polyvinyl chloride, carbon tetrachloride are stated, it is 850-950cps/25 DEG C to add water regulation regulation to viscosity,
It is poured over after vacuum defoamation on smooth pallet, stands 4 hours, remove bubble, with the uniform striking film forming of glass bar, after drying
12-16 hours are stood in atmosphere, obtain thickness as applicator thick 0.8-1.2mm.
A kind of 2. TPU composite coated things for improving tent durability as claimed in claim 1, it is characterised in that the self-emulsifying
The surface free energy of perfluoroalkyl cationic polyacrylate emulsion is 10-12mJ/ ㎡.
A kind of 3. TPU composite coated things for improving tent durability as claimed in claim 1, it is characterised in that its application method
For：Dry under conditions of 120-140 DEG C after base fabric is cleaned, base fabric is used using applicator in 10 minutes after the completion of drying
Knife coating mode glues, and is then bonded online on calender, and the temperature of calendering formation is 180-200 DEG C, and bundling is quantitative
Obtain finished product.
4. a kind of TPU composite coated things for improving tent durability as claimed in claim 3, it is characterised in that the baking oven is
A101-1 infrared baking ovens, oven temperature are 75-85 DEG C.
5. a kind of TPU composite coated things for improving tent durability as claimed in claim 3, it is characterised in that the base fabric is
Woven fabric cloth or woven fabric.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710902613.8A CN107629674A (en) | 2017-09-29 | 2017-09-29 | A kind of TPU composite coated things for improving tent durability |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710902613.8A CN107629674A (en) | 2017-09-29 | 2017-09-29 | A kind of TPU composite coated things for improving tent durability |
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| CN201710902613.8A Pending CN107629674A (en) | 2017-09-29 | 2017-09-29 | A kind of TPU composite coated things for improving tent durability |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109354990A (en) * | 2018-09-10 | 2019-02-19 | 韶关市连邦环保新材料股份有限公司 | A kind of coating and preparation method thereof |
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