CN105274850A - Waterborne high-moisture-permeability anti-ultraviolet functional coating glue and preparation method thereof - Google Patents
Waterborne high-moisture-permeability anti-ultraviolet functional coating glue and preparation method thereof Download PDFInfo
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- CN105274850A CN105274850A CN201510809842.6A CN201510809842A CN105274850A CN 105274850 A CN105274850 A CN 105274850A CN 201510809842 A CN201510809842 A CN 201510809842A CN 105274850 A CN105274850 A CN 105274850A
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Abstract
The invention discloses waterborne high-moisture-permeability anti-ultraviolet functional coating glue which is prepared in the mode that 90-110 parts of ethylene glycol polyether with the average molecular weight being 2000, 90-110 parts of ethylene glycol polyether with the average molecular weight being 1000, 55-60 parts of toluene diisocynate, 60-65 parts of acetone, 8-10 parts of 1,4-butanediol and 2.5-4 parts of nano titanium dioxide are polymerized, and the materials are dispersed in 580-620 parts of deionized water and thickened through 1.5-2 parts of associative polyurethane flatting and rheological agents. The moisture-permeable anti-ultraviolet functional coating glue is particularly suitable for 15-20D fine-denier nylon chemical fabric, and is soft in using hand feel and good in fastness.
Description
Technical field
What the present invention relates to is after-finishing of textile products coating adhesive, has high moisture-inhibiting and uvioresistant two functions with this gel coating processing 15-20D fine denier nylon chemical fabric.Its technical characterstic adopts nano titanium oxide to carry out modification to aqueous polyurethane performed polymer, and synthesis has high moisture-inhibiting, anti-ultraviolet function type aqueous coating glue.
Background technology
Summer sun-protected skin clothing fabric many employings 15-20D fine denier nylon chemical fabric, after coating processing, require that positive cup moisture-inhibiting reaches more than 3500 (by GB/T12704.1-2009 standards), uvioresistant UVA desired value reaches less than 5%, uvioresistant UVB desired value reaches less than 5%, and uvioresistant UPF desired value reaches more than 50 (uvioresistant index is pressed: GB/T18830:2009 standard testing).This coating fabric is mainly used in processing skin clothing, as outdoor exercises protective clothing.
Realize moisture-inhibiting in the market, anti-ultraviolet function has and adopt solvent-based coating glue product, in production, have the not environmentally solvent discharge such as toluene, DMF.
On market, aqueous moisture-permeability, anti-ultraviolet function coating adhesive adopt several raw material to mix to convert composite completing.
And still there is no public technology by emulsion polymerization technique synthesis water-based height moisture permeable anti-ultraviolet functional coating glue.
Summary of the invention
The object of this invention is to provide a kind of water-based height moisture permeable anti-ultraviolet functional coating glue and preparation method.Particularly provide a kind of use on 15-20D fine denier nylon chemical fabric the moisture-inhibiting of water-based height, anti-ultraviolet function coating adhesive and preparation method, product use soft, fastness good, comfortable and easy to wear.
Water-based height of the present invention moisture-inhibiting, anti-ultraviolet function coating adhesive:
Raw material weight proportioning
Ethylene glycol polyethers mean molecule quantity 2000 is 90-110 part, ethylene glycol polyethers mean molecule quantity 1000 is 90-110 part, toluene di-isocyanate(TDI) 55-60 part, acetone 60-65 part, 1,4-butanediol 8-10 part, nano titanium oxide 2.5-4 part are polymerized, then be dispersed in deionized water 580-620 part, then be that the thickening of 1.5-2 part is made with association type polyurethane levelling rheological agent.
Product chemical index is as follows:
Outward appearance: white thick liquid
Ionic: non-
PH value: 7 ± 1
Solid content: >=30%
Viscosity: 2500-2800mPa.S.
The optional Germany of nano titanium oxide wins the P25 product of wound-Degussa company;
The optional DS of association type polyurethane levelling rheological agent modest Shanghai Chemical Co., Ltd. WT-203 product;
The optional PEG-2000 product of ethylene glycol polyethers mean molecule quantity 2000;
The optional PEG-1000 product of ethylene glycol polyethers mean molecule quantity 1000.
water-based height of the present invention moisture-inhibiting, anti-ultraviolet function coating adhesive preparation method:
Raw material by weight ratio
(1) polymerisation: be 90-110 part by ethylene glycol polyethers mean molecule quantity 2000, ethylene glycol polyethers mean molecule quantity 1000 is 90-110 part, after toluene di-isocyanate(TDI) 55-60 part, acetone 60-65 part adds and stir in reactor, be heated to 77-83 DEG C of reaction 2-3 hour; Then add 1.4-butanediol 8-10 part, at 77-83 DEG C of temperature, react 3-4 hour; Then add nano titanium oxide 2.5-4 part, at 77-83 DEG C of temperature, react 1-2 hour, be cooled to 57-63 DEG C of blowing in emulsifying kettle, add deionized water 580-620 part and be dispersed into polyaminoester emulsion;
(2) emulsion thickening: add association type polyurethane levelling rheological agent 1.5-2 part, stirs 1-1.5 hour, filters discharging and obtains product.
The optional Germany of nano titanium oxide wins the P25 product of wound-Degussa company.
The optional DS of association type polyurethane levelling rheological agent modest Shanghai Chemical Co., Ltd. WT-203 product.
The optional PEG-2000 product of ethylene glycol polyethers mean molecule quantity 2000.
The optional PEG-1000 product of ethylene glycol polyethers mean molecule quantity 1000.
Preparation method of the present invention is simple, and production cost is low, moisture-inhibiting and anti-ultraviolet property good.
The present invention selects the ethylene glycol polyethers of mean molecule quantity 2000 and the ethylene glycol polyethers of mean molecule quantity 1000 to be polymerized with toluene di-isocyanate(TDI), with 1,4-butanediol carries out chain extension synthesis performed polymer, performed polymer and nano titanium oxide carry out graft modification, are distributed in water and continue chain extension-crosslinking and be emulsified into aqueous polyurethane emulsion.The ethylene glycol polyethers of mean molecule quantity 2000 and the ethylene glycol polyethers of mean molecule quantity 1000 are the polyethers containing a large amount of ethyoxyl (-OCH2CH2-) hydrophilic radical, in polymerisation molecule, there is a large amount of-OCH2CH2-,-OH,-NH-,-NHCOO-group, act on by means of " chemical ladder stone ", first these groups catch with hydrogen bond formation the water vapour molecule that human body distributes, due to the warm-up movement of polyurethane macromolecular segment, form moment hole, and add the promotion of ectonexine relative humidity difference, water vapour molecule moves to low humidity side along ladder from high humility side, namely from the one side of contact skin, pass to surrounding environment, reach waterproof height moisture-inhibiting object.
Grafted nano titanium oxide of the present invention can make the strand of flexible polyurethane section amorphous region more loose, and hydrone more easily enters and moves and spread, and improves vapor transfer rate and realizes high moisture-inhibiting index.
Can in-situ polymerization be there is in nano titanium oxide of the present invention and base polyurethane prepolymer for use as, performed polymer to enter in nano particle aggregate and distending aggregate in the reaction, the hydroxyl being conducive to nano titanium oxide surface produces in-situ polymerization with isocyano in chain extension, polymer not only has reflection but also have both absorption to ultraviolet, UVA, UVB value can be realized after coating be less than less than 5%, UPF functional parameter value and reach more than 50.
Detailed description of the invention
Raw material is by weight ratio:
Embodiment 1
Polymerisation: ethylene glycol polyethers mean molecule quantity 2000 is 90 parts, ethylene glycol polyethers mean molecule quantity 1000 is 110 parts, toluene di-isocyanate(TDI) 60 parts, 60 parts, acetone add in reactor and is heated to 77-83 DEG C, react 2 hours at this temperature, add 1,4-butanediol 8 parts, react 3 hours at 77-83 DEG C of temperature, add nano titanium oxide 2.5 parts, react 1 hour at 77-83 DEG C of temperature, be cooled to 57-63 DEG C of blowing in emulsifying kettle, add deionized water 620 parts and be dispersed into polyaminoester emulsion;
Emulsion thickening: add association type polyurethane levelling rheological agent 2 parts, stirs 1 hour, filters discharging and obtains product.
Embodiment 2
Polymerisation: ethylene glycol polyethers mean molecule quantity 2000 is 95 parts, ethylene glycol polyethers mean molecule quantity 1000 is 105 parts, toluene di-isocyanate(TDI) 57 parts, 62 parts, acetone add in reactor and is heated to 77-83 DEG C, react 2.5 hours at this temperature, add 1,4-butanediol 9 parts, react 3.5 hours at 77-83 DEG C of temperature, add nano titanium oxide 3 parts, react 1.5 hours at 77-83 DEG C of temperature, be cooled to 57-63 DEG C of blowing in emulsifying kettle, add deionized water 585 parts and be dispersed into polyaminoester emulsion;
Emulsion thickening: add association type polyurethane levelling rheological agent 1.6 parts, stirs 1.5 hours, filters discharging and obtains product.
Embodiment 3
Polymerisation: ethylene glycol polyethers mean molecule quantity 2000 is 100 parts, ethylene glycol polyethers mean molecule quantity 1000 is 100 parts, toluene di-isocyanate(TDI) 59 parts, 64 parts, acetone add in reactor and is heated to 77-83 DEG C, react 2 hours at this temperature, add 1,4-butanediol 9.5 parts, react 3 hours at 77-83 DEG C of temperature, add nano titanium oxide 3.5 parts, react 1 hour at 77-83 DEG C of temperature, be cooled to 57-63 DEG C of blowing in emulsifying kettle, add deionized water 605 parts and be dispersed into polyaminoester emulsion;
Emulsion thickening: add association type polyurethane levelling rheological agent 1.8 parts, stirs 1 hour, filters discharging and obtains product.
Embodiment 4
Polymerisation: ethylene glycol polyethers mean molecule quantity 2000 is 110 parts, ethylene glycol polyethers mean molecule quantity 1000 is 90 parts, toluene di-isocyanate(TDI) 55 parts, 65 parts, acetone add in reactor and is heated to 77-83 DEG C, react 3 hours at this temperature, add 1,4-butanediol 10 parts, react 4 hours at 77-83 DEG C of temperature, add nano titanium oxide 4 parts, react 2 hours at 77-83 DEG C of temperature, be cooled to 57-63 DEG C of blowing in emulsifying kettle, add deionized water 580 parts and be dispersed into polyaminoester emulsion;
Emulsion thickening: add association type polyurethane levelling rheological agent 1.5 parts, stirs 1.5 hours, filters discharging and obtains product.
Above-described embodiment:
Nano titanium oxide is the P25 product that Germany wins wound-Degussa company;
Association type polyurethane levelling rheological agent is DS modest Shanghai Chemical Co., Ltd. WT-203 product;
Ethylene glycol polyethers mean molecule quantity 2000 is PEG-2000 product;
Ethylene glycol polyethers mean molecule quantity 1000 is PEG-1000 product.
This product is applicable to coating on 15-20D fine denier nylon scrim.
Coating adhesive of the present invention uses experimental example:
By the product that above-described embodiment 1-4 obtains, carry out coating respectively at 15D, 20D white Nylon cloth, coating blade thickness is 1.5mm, baking temperature 165 DEG C, 1 minute time, and dry weightening finish, obtains 8 pieces of samples.
Testing result:
Table one: test result after 15D nylon cloth coating.
Table two: test result after 20D white Nylon cloth coating.
Poisture-penetrability testing standard: GB/T12704.1-2009 textile fabric poisture-penetrability test method part 1 moisture absorption method.
Ultraviolet protective test standard: GB/T18830:2009 standard testing.
Claims (3)
1., for the moisture-inhibiting of water-based height, the anti-ultraviolet function coating adhesive of 15-20D fine denier nylon chemical fabric, it is characterized in that:
Raw material by weight ratio
Ethylene glycol polyethers mean molecule quantity 2000 is 90-110 part, ethylene glycol polyethers mean molecule quantity 1000 is 90-110 part, toluene di-isocyanate(TDI) 55-60 part, acetone 60-65 part, 1,4-butanediol 8-10 part, nano titanium oxide 2.5-4 part are polymerized, then be dispersed in deionized water 580-620 part, then be that the thickening of 1.5-2 part is made with association type polyurethane levelling rheological agent;
Product chemical index is as follows:
Outward appearance: white thick liquid
Ionic: non-
PH value: 7 ± 1
Solid content: >=30%
Viscosity: 2500-2800mPa.S;
Association type polyurethane levelling rheological agent is DS modest Shanghai Chemical Co., Ltd. WT-203 product.
2., for the moisture-inhibiting of water-based height, the anti-ultraviolet function coating adhesive preparation method of 15-20D fine denier nylon chemical fabric, it is characterized in that:
Raw material by weight ratio
(1) polymerisation: be 90-110 part by ethylene glycol polyethers mean molecule quantity 2000, ethylene glycol polyethers mean molecule quantity 1000 is 90-110 part, after toluene di-isocyanate(TDI) 55-60 part, acetone 60-65 part adds and stir in reactor, be heated to 77-83 DEG C of reaction 2-3 hour; Then add 1.4-butanediol 8-10 part, at 77-83 DEG C of temperature, react 3-4 hour; Then add nano titanium oxide 2.5-4 part, at 77-83 DEG C of temperature, react 1-2 hour, be cooled to 57-63 DEG C of blowing in emulsifying kettle, add deionized water 580-620 part and be dispersed into polyaminoester emulsion;
(2) emulsion thickening: add association type polyurethane levelling rheological agent 1.5-2 part, stirs 1-1.5 hour, filters discharging and obtains product;
Association type polyurethane levelling rheological agent is DS modest Shanghai Chemical Co., Ltd. WT-203 product.
3. claim 2 method obtain the water-based height moisture-inhibiting for 15-20D fine denier nylon chemical fabric, anti-ultraviolet function coating adhesive.
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Citations (6)
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|---|---|---|---|---|
| CN1380359A (en) * | 2001-04-11 | 2002-11-20 | 中国科学院化学研究所 | Water polyurethane surface treating agent and its preparation method |
| CN101368079A (en) * | 2008-09-25 | 2009-02-18 | 广州市鹿山化工材料有限公司 | Polyurethane hot melt adhesive with fast crystallization and preparation method thereof |
| CN101760166A (en) * | 2009-12-22 | 2010-06-30 | 广州鹿山新材料股份有限公司 | Non-yellowing thermoplastic polyurethane hot melt adhesive and preparation method thereof |
| CN102633977A (en) * | 2012-05-04 | 2012-08-15 | 苏州大学 | Waterproof moisture-permeable coating adhesive and preparation method and application thereof |
| CN104403548A (en) * | 2014-12-29 | 2015-03-11 | 中科院广州化学有限公司 | Water-based polyurethane paint containing polyether glycol/nano TiO2 hybrid material |
| CN104452307A (en) * | 2014-12-15 | 2015-03-25 | 辽宁恒星精细化工有限公司 | Breathable ultraviolet-resistant anti-static polyurethane resin coating adhesive and preparation method thereof |
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2015
- 2015-11-23 CN CN201510809842.6A patent/CN105274850B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1380359A (en) * | 2001-04-11 | 2002-11-20 | 中国科学院化学研究所 | Water polyurethane surface treating agent and its preparation method |
| CN101368079A (en) * | 2008-09-25 | 2009-02-18 | 广州市鹿山化工材料有限公司 | Polyurethane hot melt adhesive with fast crystallization and preparation method thereof |
| CN101760166A (en) * | 2009-12-22 | 2010-06-30 | 广州鹿山新材料股份有限公司 | Non-yellowing thermoplastic polyurethane hot melt adhesive and preparation method thereof |
| CN102633977A (en) * | 2012-05-04 | 2012-08-15 | 苏州大学 | Waterproof moisture-permeable coating adhesive and preparation method and application thereof |
| CN104452307A (en) * | 2014-12-15 | 2015-03-25 | 辽宁恒星精细化工有限公司 | Breathable ultraviolet-resistant anti-static polyurethane resin coating adhesive and preparation method thereof |
| CN104403548A (en) * | 2014-12-29 | 2015-03-11 | 中科院广州化学有限公司 | Water-based polyurethane paint containing polyether glycol/nano TiO2 hybrid material |
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