CN1299896C - Regressive reflecting fabric and its prepn - Google Patents
Regressive reflecting fabric and its prepn Download PDFInfo
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- CN1299896C CN1299896C CNB031311334A CN03131133A CN1299896C CN 1299896 C CN1299896 C CN 1299896C CN B031311334 A CNB031311334 A CN B031311334A CN 03131133 A CN03131133 A CN 03131133A CN 1299896 C CN1299896 C CN 1299896C
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Abstract
The present invention relates to a product with a special surface layer and a manufacturing method thereof. The product of the present invention orderly comprises a textile base cloth layer, a nontransparent specular reflecting layer, a polymer bonding agent layer and an optical lens element layer. The quantity of micro glass beads in the optical lens element layer is that each square meter of a regression reflecting fabric contains 90 to 130 g of micro glass beads. The present invention has the manufacturing method that the nontransparent specular reflecting layer is formed on the base cloth layer, and the polymer bonding agent layer and the optical lens element layer are orderly formed on the specular reflecting layer. The product can be used for manufacturing the night workers' working clothes to reduce accidents. The product has the advantages of good retroreflecting coefficient, washing, wearing and freezing resistance, water resistance, fine hand feeling and long service life. The technology is simple, and can produce the required products of middle and high retroreflection coefficients.
Description
Technical field
The present invention relates to have special surface laminar product and manufacture craft thereof, specifically have the retroreflecting laminate fabric and the preparation technology thereof of base cloth layer, reflecting layer, adhesive layer, optical lens components layer.
Background technology
The retroreflecting fabric has the specific function of incident light along incident light direction reflected back light source place, and is very eye-catching when have light source night.The personnel of the night trip operation staff of departments such as traffic police, sanitationman, down-hole miner, railway for example, wear when having retroreflecting fabric work clothes, have the security protection effect, avoid the generation of accident.Therefore the retroreflecting fabric is widely used in the personnel's that work in night or the dark frock or normal domestic dress ornament, and the observer can find target a long way off, in time takes measures the minimizing accident.
Retroreflecting fabric and preparation method thereof, existing in the literature many reports.For example american documentation literature US2407680, US4367920, US3795435, US4023889, US6172810, US4102562, US4103060, US5916399, US6355302, US5976669, US6416856 and Chinese patent literature publication number CN2287084Y, notification number CN1036609C and CN1281012A etc.
What US4102562 reported in above-mentioned patent documentation is the reflectorized material that can be used for textile or smooth object surface with reflective function, be with the process implementing of reflectorized material by hot pressing to base material, its product adopts refractive index 1.92, the glass microballoon of diameter 70-100 micron.
American documentation literature US4103060 has introduced a kind of regional reflective fabric.Its product characteristics is to have a region performance, and is soft, be applicable to tailoring.The density of the glass microballoon of product is 2000/square centimeter.
What american documentation literature US59163999 was reported is that a kind of textile is the reflecting sheet material of base material.Glass microballoon is implanted in the supporting layer, and the slurry that will contain colouring agent again is printed onto the surface of microballon, and the printed layers of the color that multilayer is different forms secondary colour, and the color of product is the color of final printed layers.This product is the color reflective material, and intensity of light reflection is far away from the reflectorized material of metal level as the reflecting layer.
What american documentation literature US6355302 was introduced is a kind of continuous manufacturing process of high-performance reflective fabric.At first on textile, apply adhesive coating, will be applied to by vacuum aluminum-coated glass microballoon on the adhesive coating again, remove then and be exposed at airborne aluminium lamination.This process relative complex, and prepared reflective fabric retro-reflecting coefficient can be at 100cd/LX/m
2More than.
Reflectorized material described in american documentation literature US5976669, the US6416856, be application response type adhesive as the adhesive layer between reflecting element and the base material, the adhesive of used reflectorized material is reacted product.Described reflectorized material comprises that adhesive phase and is embedded into the reflecting element in adhesive phase at least in part.Adhesive is made up of polyurethane, and its mean molecule quantity is 2000 the hydroxy polyethers and the product of polyurethane.The product adhesive places the hot-air oven reaction to solidify after coating in process of production, and its washing resistance just can be realized after 6 weeks after finishing production at least.
The production method of a kind of oriented reflection cloth that Chinese patent literature CN1036609C reported, this method is to apply watertight composition earlier on the base cloth surface, outside watertight composition, apply specular layer, its specular reflective material is the mica powder that anatase titanium dioxide is handled, last surface-coated reflecting layer at specular layer.Do not mention the retro-reflecting coefficient of reflective cloth in the document yet.
The Chinese patent literature publication number is preparation method and the coating thereof that CN1281012A has reported a kind of retroreflecting coating, used glass microballoon refractive index N is about 1.9 glass microballoon, be the recurrence coating product that adopts the transfer method processes to generate, its retro-reflecting coefficient only is 100-180cd/LX/m
2, can not satisfy the instructions for use of the high brightness of present reflective fabric.In the method described in this patent documentation, employed transfer substrate is a pressure sensitive membrane.Product can not change and irons on the clothes, does not also mention the serviceability of product.
Chinese patent literature Granted publication CN2287084Y has introduced a kind of reflective cloth.It is made of base cloth, high polymer plastic sheeting, reflector layer, polymethyl methacrylate cementing layer, glass microballoon reflecting layer, protective layer.At first on base cloth, apply one deck high polymer plastic sheeting; plate one deck aluminium titanium alloy reflective layer again; evenly apply the inferior power glue of one deck on reflector layer, the implantation granularity that distributes on glued membrane is the formed reflecting layer of 400 purpose glass microballoons, is coated with after the oven dry and is covered with outer field protection bottom paper.The product that this patent is reported belongs to the product of non-exposed type, and is the product of the more number of plies, and its preparation technology is comparatively complicated, also influences the serviceability of product.
Summary of the invention
Purpose of the present invention just is to develop a kind of middle and high reflective function that has, the retroreflecting fabric that has good serviceabilities such as wash resistant, wear-resisting wiping again simultaneously.
A further object of the present invention is to work out one to prepare above-mentioned have middle and high reflective function, the retroreflecting process for making such fabric of good application performance such as wash resistant, wear-resisting wiping again.
A kind of retroreflecting fabric of the present invention, comprise the textile base cloth layer successively, opaque specular layer, polymeric binder layer, optical lens components layer, the amount of the glass microballoon that is contained in the optical lens components layer are to contain 90-130 gram glass microballoon in every square metre of retroreflecting fabric.
The textile of described textile base cloth layer is wherein a kind of for well of cotton textiles, polyester-cotton blend, polyester pongee, Nylon Taffeta, and polyurethane or polyvinyl chloride leather are the textile of primary raw material.
As the textile base cloth layer, it is good that process padding method or cladding process carried out preliminary treatment, and pretreated method has two kinds, first padding method, another kind are cladding processes, and carrying out pretreated purpose is antiseepage, and making its surface smoothing, the product serviceability of producing is better.Said padding method is exactly that the textile as base cloth layer is flooded in aqueous emulsion, rolls the excess liquid slurries with padding machine then.Used equipment padding machine is a dyeing equipment commonly used, is the equipment that those skilled in the art all know.Used aqueous emulsion is to contain 25-60% percetage by weight acrylate by what wherein a kind of of water and acrylate, polyurethane was mixed with, polyurethane a kind of aqueous emulsion wherein, again with 30-55% percetage by weight acrylate, polyurethane a kind of aqueous emulsion wherein for well, said acrylate is a methyl acrylate, ethyl acrylate, propyl acrylate, wherein a kind of.Said cladding process is exactly to contain 25-60% percetage by weight acrylate by what wherein a kind of of water and acrylate, polyurethane was mixed with, the aqueous emulsion that polyurethane is wherein a kind of, apply as coating liquid, to contain 30-55% percetage by weight acrylate, polyurethane aqueous emulsion wherein is good as coating liquid again.Used acrylate is a methyl acrylate, and wherein a kind of of ethyl acrylate, propyl acrylate applies on textile surface with coating equipment used in the prior art and method.
Opaque specular layer is to form like this, in wherein a kind of aqueous emulsion of the acrylate of the percentage that contains 20-40% weight, polyurethane, polyvinyl chloride or containing the aluminium powder, mica titanium valve, the titanium dioxide a kind of powder wherein that add the 8-12% percetage by weight of water and milk liquid measure or latex rubber liquid measure in the rubber latex of percentage of 20-40% weight and be mixed with specular layer slurry masking liquid.Said acrylate is wherein a kind of of methyl acrylate, ethyl acrylate, propyl acrylate.Adopt the knife-over-roll that the one of ordinary skill in the art knew, to be the rotor coating be coated with feed liquid with above-mentioned specular layer is coated to as on the textile of base cloth layer or through on the pretreated textile as base cloth layer, the thickness of formed opaque specular layer coating is good for the 0.1-0.25 millimeter.Certainly, the method that can also adopt the vacuum plating that document reports is plated to metallic aluminium as on the textile surface of base cloth layer or be plated on the treated textile surface as base cloth layer, form opaque specular layer, make the light of incident shine the light of retroreflecting fabric front surface, can be by glass microballoon as the optical lens components layer, turned back by opaque minute surface reflection,, thereby return along the rightabout of light source incident again by transparent glass microballoon.
Forming polymeric binder layer is for the adhesive glass microballon.Polymer adhesive is transparent because of having, soft, can have caking property good with glass microballoon, comprises polyurethane, acrylate, rubber, and water is mixed with aqueous emulsion of polyurethane, acrylate aqueous emulsion, robber cement emulsion.Said acrylate is wherein a kind of of methyl acrylate, ethyl acrylate, propyl acrylate, its method is to contain aqueous emulsion of polyurethane, acrylate aqueous emulsion, the wherein a kind of aqueous emulsion of robber cement emulsion that forming of 20-40% percetage by weight has transparent flexible soft coating, the method of knowing altogether with those skilled in the art is coated in the transparent coating of formation soft on the opaque specular layer with it, as polymeric binder layer.
The formation of optical lens components layer, be to be that the average diameter of 1.90-1.93 is the glass microballoon of 30-75 micron with refractive index, glass microballoon is spread plant on the polymer adhesive with planting the pearl method, again by used compounding machine in the prior art, it also can be calender used in the dyeing, glass microballoon is partly planted in the polymeric binder layer, form the optical lens components layer.The amount of used glass microballoon is to contain 90-130 gram glass microballoon in every square metre of retroreflecting fabric in the optical lens components layer.These glass microballoons are the individual layer lack of alignment on polymeric binder layer.Glass microballoon rolled plant in the polymeric binder layer, the surface that makes the 50-70% of glass microballoon diameter expose polymeric binder layer.The glass microballoon individual layer is partly implanted by adhesive, make polymeric binder layer between opaque metal specular layer and optical lens components layer, make glass microballoon combination in the optical lens components layer firmly, and transparently disturb passing through of light as few as possible, also can directly be arranged in opaque layer specular layer surface by adhesive.
In order to make retroreflecting fabric of the present invention have water resistance, will form the optical lens components layer after, through being that solvent contains the retroreflecting fabric that 2-10% percetage by weight organic fluoride waterproofing agent liquid infiltration is handled with water.Said organofluorine compound is the commercially available used for textiles organic fluoride waterproofing agent that those skilled in the art all know, its processing method be the retroreflecting fabric that will form the optical lens components layer in order to water be solvent contain 2-10% organofluorine compound liquid infiltration, roll with padding machine again and remove 70% liquid.
A kind of retroreflecting process for making such fabric of the present invention may further comprise the steps:
1. in the acrylate that contains the 20-40% percetage by weight, polyurethane, polyvinyl chloride a kind of aqueous emulsion wherein or containing the aluminium powder, mica titanium valve, the titanium dioxide a kind of powder wherein that add the 8-12% percetage by weight of water and milk liquid measure in the robber cement emulsion of 20-40% percetage by weight and be mixed with specular layer slurry masking liquid, with above-mentioned specular layer slurry masking liquid, be coated to as after on the textile surface of base cloth layer, under 90-110 ℃ temperature, dry, form opaque specular layer; Or with vacuum aluminum-coated method aluminium is plated on the surface of base cloth layer, form opaque specular layer.
2. will contain aqueous emulsion of polyurethane that forming of 20-40% percetage by weight have transparent, soft matter coating or acrylate aqueous emulsion or robber cement emulsion again is coated on the opaque layer specular layer, under 90-110 ℃ temperature, dry, form the gentle transparent coating of soft, as polymeric binder layer.
3. with planting the pearl method glass microballoon is planted in the polymeric binder layer, form the optical lens components layer, and the amount that makes glass microballoon in the optical lens components layer is to contain 90-130 gram glass microballoon in every square metre of retroreflecting fabric, makes the evenly unordered polymeric binder laminar surface that is arranged in of individual layer thick and fast of glass microballoon.
Said textile as base cloth layer is that cotton textiles, polyester-cotton blend, polyester pongee, wherein a kind of textile of Nylon Taffeta are advisable, and polyurethane or polyvinyl chloride leather are the textile of primary raw material.
Preferably the used for textiles padding method of base cloth layer or cladding process are carried out preliminary treatment for well.Said padding method be use be mixed with the textile of aqueous emulsion dipping that contains 25-60% percetage by weight acrylate or polyurethane by wherein a kind of of water and acrylate, polyurethane as base cloth layer after, shut out unnecessary aqueous emulsion again.Be advisable with the acrylate, the polyurethane a kind of aqueous emulsion wherein that contain the 30-55% percetage by weight again.
Said cladding process is to use by water and acrylate, polyurethane a kind of aqueous emulsion that contains 25-60% percetage by weight acrylate or polyurethane that is mixed with wherein, be coated on the textile base cloth layer surface, again with the acrylate that contains the 30-55% percetage by weight, polyurethane a kind of aqueous emulsion wherein for well.
At the acrylate that contains the 20-40% percetage by weight, polyurethane, the aqueous emulsion that polyvinyl chloride is wherein a kind of or in containing the robber cement emulsion of 20-40% percetage by weight, add the aluminium powder of the 8-12% percetage by weight of water and milk liquid measure, the mica titanium valve, titanium dioxide a kind of powder wherein is mixed with specular layer slurry masking liquid, with above-mentioned specular layer slurry masking liquid, be coated to textile surface as base cloth layer, or be coated to and carried out on the pretreated textile surface as base cloth layer, make formed opaque specular layer coating layer thickness for the 0.1-0.25 millimeter for well.Under 90-110 ℃ temperature, dry again, form opaque specular layer.Apply with specular layer slurry masking liquid can carry out once, secondary even repeatedly apply.Can certainly adopt known technical method vacuum plating method that aluminium is plated to as on the textile surface of base cloth layer or be plated to through on the pretreated textile surface as base cloth layer, form opaque specular layer.
To contain aqueous emulsion of polyurethane that forming of 20-40% percetage by weight have transparent, soft matter coating or acrylate aqueous emulsion or robber cement emulsion is coated on the opaque specular layer, under 90-110 ℃ temperature, dry, form the transparent coating of soft, as polymeric binder layer.Said acrylate is wherein a kind of of methyl acrylate, ethyl acrylate, propyl acrylate.
With planting the pearl method glass microballoon is planted in the polymeric binder layer,, plant in the polymeric binder layer, form the optical lens components layer for well especially to be the glass microballoon of the average diameter 30-75 micron of 1.90-1.93 with refractive index.Plant the pearl method three kinds of methods are arranged.The first utilizes high-tension electricity to produce highfield, makes glass microballoon charged and static that be adsorbed on the fabric is planted the pearl method; It two is that glass microballoon is evenly planted the pearl method of spreading that is sprinkling upon on the fabric that scribbles adhesive phase; It three is sticking pearl methods by the glass microballoon groove.Glass microballoon is partly planted in the polymeric binder layer, make the 50-70% of glass microballoon diameter expose the polymeric binder layer surface.In formed optical lens components layer, the amount of glass microballoon is to contain 90-130 gram glass microballoon in every square metre of retroreflecting fabric, make the even unordered surface that is arranged in polymeric binder layer of individual layer thick and fast of glass microballoon, the density that makes the product glass microballoon of producing again is greater than 2000/every square centimeter.
The retroreflecting fabric of base cloth layer, opaque specular layer, polymeric binder layer, optical lens components layer will be had behind the formation optical lens components layer, it with water solvent, contain in the organic fluoride waterproofing agent liquid of 2-10% percetage by weight behind the dipping, roll with padding machine and to remove 70% liquid, in 100-110 ℃ of oven dry, baked a kind of retroreflecting fabric product that formation is handled through waterproofing agent 1-3 minute in 140-170 ℃ again.
The advantage of a kind of retroreflecting fabric of the present invention is:
1. because retroreflecting fabric product of the present invention exposes glass microballoon, the average diameter of used glass microballoon is little, the consumption of used glass microballoon is the 90-130 gram in every square metre the retroreflecting fabric, glass microballoon is the unordered surface that is arranged in of individual layer thick and fast evenly, the density of glass microballoon is big, and outward appearance is even, and flexibility is good, make it have better retro-reflecting coefficient, make the product retro-reflecting coefficient reach the highlighted grade standard 230cd/LX/m of the U.S.
2
2. because having adopted, the polymeric binder layer of product of the present invention contains the self-crosslinking functional group propenoic acid ester, the gained reflective fabric has good washing fastness, cold-resistant, soft exquisiteness, has elasticity, this specific character causes reflective fabric to be washed or when folding, do not ftracture, and glass microballoon is almost all firmly stayed in the polymeric binder layer in dress and the washing process, still can keep more than 70% of original brightness by the washing that repeats, improve the taking of reflective fabric, prolonged its service life.
3. the textile of the base cloth layer that product of the present invention is used has carried out preliminary treatment, make it have good serviceability, washable, wear-resisting, be a kind of desirable clothes security material, can satisfy the requirement that the driver takes urgent measure after finding target night.
4. product of the present invention has carried out water-proofing treatment with waterproofing agent, has excellent waterproofness, is suitable for using in the rainy day, does not influence reflecting effect.
The advantage of a kind of retroreflecting process for making such fabric of the present invention is:
Process using of the present invention plant the pearl method, the intensity of light reflection of its product can reach middle and high bright level, can produce retro-reflecting coefficient 70-300cd/Lx/m
2Product, can produce the product of less retro-reflecting coefficient, can produce again up to 300cd/Lx/m
2Product.
2. technology of the present invention is simple, can continuously produce a large amount of retroreflecting fabrics.
3. the used chemical raw material of the present invention all adopts water-based to belong to the raw material of environment-friendly type, environmental nonpollution in process of production.
The specific embodiment:
Below the present invention is further illustrated with specific embodiment, helps the present invention and advantageous effect thereof are better understood.These embodiment do not limit protection scope of the present invention.Protection scope of the present invention is decided by claims.
Embodiment 1
The retroreflecting fabric of present embodiment comprises the textile base cloth layer successively, opaque specular layer, polymeric binder layer, the optical lens components layer, the amount of contained glass microballoon is to contain 110 gram glass microballoons in every square metre of retroreflecting fabric in the optical lens components layer, textile as base cloth layer is textile cloth, through preliminary treatment, the coating layer thickness of opaque specular layer is 0.2mm, glass microballoon is the glass microballoon of 40 microns of refractive index 1.90 average diameters in the optical lens components layer, 60% surface of exposing polymeric binder layer of glass microballoon diameter, the retroreflecting fabric of handling through waterproofing agent again.
Its preparation method is that used textile base cloth layer is textile cloth, will carry out preliminary treatment with padding method as the textile cloth of base cloth layer.Behind the textile cloth of ethyl acrylate aqueous emulsion dipping that contains 40% percetage by weight that water and ethyl acrylate are mixed with, shut out unnecessary slurries again as base cloth layer.
Also can apply as coating liquid and carry out preliminary treatment with the ethyl acrylate that contains 40% percetage by weight.
The aluminium powder that adds 10% percetage by weight of water and milk liquid measure in the aqueous emulsion of the ethyl acrylate that contains 30% percetage by weight is mixed with opaque specular layer slurry masking liquid, with above-mentioned specular layer slurry masking liquid, be coated to carried out pretreated as after on the textile cloth textile surface of base cloth layer, under 100 ℃ temperature, dry, form opaque specular layer, formed opaque specular layer coating layer thickness is 0.20 millimeter.
The ethyl acrylate aqueous emulsion with transparent, soft matter coating that can form with 30% percetage by weight is coated on the opaque specular layer again, and oven dry forms the soft clear coat as polymeric binder layer under 100 ℃ temperature.
With the glass microballoon of 40 microns of refractive index 1.90 average diameters, with the pearl method of spreading of planting in the pearl method glass microballoon is planted in the polymeric binder layer, form the optical lens components layer.The amount of glass microballoon is to contain 110 gram glass microballoons in every square metre of retroreflecting fabric in the optical lens components layer, makes evenly unordered its surface that is arranged in of individual layer thick and fast of glass microballoon, makes 60% surface of exposing polymeric binder layer of glass microballoon diameter.
After will forming the optical lens components layer, retroreflecting fabric with base cloth layer, opaque specular layer, polymeric binder layer, optical lens components layer, warp is a solvent with water, after containing the organofluorine compound liquid waterproof agent dipping of 3% percetage by weight, remove 70% liquid with padding machine, under 100 ℃ temperature, dry, under 150 ℃ temperature, baked 3 minutes again, form a kind of retroreflecting fabric product of handling through waterproofing agent.
Embodiment 2
Structure of the retroreflecting fabric of present embodiment and preparation method thereof is substantially the same manner as Example 1, and the amount of only different is used glass microballoon in the optical lens components layer is to contain 90 gram glass microballoons in every square metre of retroreflecting fabric.The coating layer thickness of opaque specular layer is 0.1 millimeter, and the glass microballoon in the optical lens components layer is that refractive index 1.93 average diameters are 30 microns glass microballoon.50% of glass microballoon diameter exposes the polymeric binder layer surface.
Used textile base cloth layer is a polyester-mixed cotton cloth, and water and methyl acrylate shut out unnecessary slurries after being mixed with the polyester-mixed cotton cloth of aqueous emulsion dipping as base cloth layer that contains methyl acrylate 30% percetage by weight again.
The aluminium powder that adds water and milk liquid measure 8% in the aqueous emulsion that contains 20% percetage by weight methyl acrylate is mixed with specular layer slurry masking liquid, after above-mentioned slurry masking liquid coating, dry under 90 ℃ temperature, opaque specular layer coating layer thickness is 0.1 millimeter.
Have transparently again with forming of 20% percetage by weight, the aqueous emulsion of soft matter coating methyl acrylate is dried under 90 ℃ temperature after applying.
Be that 30 microns glass microballoon is planted in the polymeric binder layer with refractive index 1.93 average diameters in the optical lens components layer.The amount of glass microballoon is to contain 90 gram glass microballoons in every square metre of retroreflecting fabric in the optical lens components layer, and 50% of glass microballoon diameter exposes the polymeric binder layer surface.
Have base cloth layer after will forming the optical lens components layer, the retroreflecting fabric of opaque specular layer, polymeric binder layer, optical lens components layer, warp is a solvent with water, after containing the organofluorine compound liquid waterproof agent dipping of 2% percetage by weight, roll and remove 70% liquid, under 105 ℃ temperature, dry, under the temperature of 170 ℃ or 160 ℃, baked 1 minute or 2 minutes again.
Embodiment 3
Structure of the retroreflecting fabric of present embodiment and preparation method thereof is substantially the same manner as Example 1, and the amount of only different is glass microballoon used in the optical lens components layer is to contain 130 gram glass microballoons in every square metre of retroreflecting fabric.The coating layer thickness of opaque specular layer is 0.25 millimeter, and the used glass microballoon in the optical lens components layer is that refractive index 1.91 average diameters are 75 microns glass microballoon.70% of glass microballoon diameter exposes the polymeric binder layer surface.
Used textile base cloth layer is a polyester pongee cloth, and the aqueous emulsion dipping that contains propyl acrylate 55% percetage by weight that water and propyl acrylate are mixed with shuts out unnecessary slurries again as behind the base cloth layer polyester pongee cloth.
12% of adding water and milk liquid measure aluminium powder is mixed with specular layer slurry masking liquid in the aqueous emulsion that contains 40% percetage by weight propyl acrylate, after above-mentioned slurry masking liquid coating, dry under 110 ℃ temperature, opaque specular layer coating layer thickness is 0.25 millimeter.
After the aqueous emulsion that has a propyl acrylate of transparent, soft coating with forming of 40% percetage by weight applies again, under 110 ℃ temperature, dry.
Be to be that 75 microns glass microballoon is planted to polymeric binder layer in the optical lens components layer with refractive index 1.91 average diameters, the amount of glass microballoon is to contain 130 gram glass microballoons in every square metre of retroreflecting fabric in the optical lens components layer, and 70% of glass microballoon diameter exposes the polymeric binder layer surface.
After will forming the optical lens components layer, has base cloth layer, the retroreflecting fabric of opaque specular layer, polymeric binder layer, optical lens components layer, through being after solvent contains 5% percetage by weight organic fluoride liquid waterproof agent liquid infiltration with water, roll and remove 70% liquid, under 110 ℃ temperature, dry, under 155 ℃ temperature, baked 2.5 minutes again.
Embodiment 4
Structure of the retroreflecting thing of present embodiment and preparation method thereof is substantially the same manner as Example 1, and only different is that base cloth layer does not carry out preliminary treatment, carries out water-proofing treatment without waterproofing agent.
Embodiment 5
Structure of the retroreflecting fabric of present embodiment and preparation method thereof is substantially the same manner as Example 1.Only different is with containing 55% percetage by weight ethyl acrylate or 25% percetage by weight polyurethane water and milk slurries carry out preliminary treatment to base cloth layer, and the titanium dioxide system specular layer slurry masking liquid that adds water and milk liquid measure 10% in the polyvinyl chloride water-emulsifying liquid of 30% percetage by weight polyurethane or 30% percetage by weight forms opaque specular layer.Aqueous emulsion of polyurethane or 25% percetage by weight robber cement emulsion with 25% percetage by weight form polymeric binder layer.
Claims (6)
1, a kind of retroreflecting fabric, it is characterized in that, comprise textile base cloth layer, opaque specular layer, polymeric binder layer, optical lens components layer successively, the amount of the glass microballoon that is contained in the optical lens components layer is to contain 90-130 gram glass microballoon in every square metre of retroreflecting fabric; The textile base cloth layer is to carry out pretreated base cloth layer through padding method or cladding process; The thickness of opaque specular layer coating is the 0.1-0.25 millimeter; Glass microballoon refractive index in the optical lens components layer is 1.90-1.93, and average diameter is the 30-75 micron; Glass microballoon is the unordered surface that is arranged in polymeric binder layer of individual layer thick and fast evenly, or directly is arranged in the surface of opaque specular layer with adhesive.
2, retroreflecting fabric according to claim 1 is characterized in that, through being solvent with water, contains 2-10% percetage by weight organofluorine compound liquid waterproof agent and pads the retroreflecting fabric of processing.
3, claim 1 or 2 described retroreflecting process for making such fabric is characterized in that, may further comprise the steps:
1) in the acrylate that contains the 20-40% percetage by weight, polyurethane, polyvinyl chloride a kind of aqueous emulsion wherein or containing the aluminium powder, mica titanium valve, the titanium dioxide a kind of powder wherein that add water and milk liquid measure 8-12% percetage by weight in the robber cement emulsion of 20-40% percetage by weight and be mixed with opaque specular layer slurry masking liquid, with above-mentioned opaque specular layer slurry masking liquid, be coated to as after on the textile surface of base cloth layer, under 90-110 ℃ temperature, dry, form opaque specular layer; Or with vacuum aluminum-coated method aluminium is plated to and forms opaque specular layer on the surface of base cloth layer;
2) will contain forming of 20-40% percetage by weight again has transparent, the aqueous emulsion of polyurethane of soft coating or acrylate aqueous emulsion or robber cement emulsion are coated on the opaque specular layer, under 90-110 ℃ temperature, dry, form the transparent coating of soft, as polymeric binder layer;
3) with planting the pearl method glass microballoon is planted in the adhesive phase, form the optical lens components layer, and the amount that makes the glass microballoon in the optical lens components layer is to contain 90-130 gram glass microballoon in every square metre of retroreflecting fabric, makes the evenly unordered polymeric binder layer surface that is arranged in of individual layer thick and fast of glass microballoon.
4, preparation method according to claim 3 is characterized in that, described acrylate is wherein a kind of of methyl acrylate, ethyl acrylate, propyl acrylate.
5, preparation method according to claim 3, it is characterized in that, base cloth layer used for textiles padding method or cladding process carry out preliminary treatment, padding method be use be mixed with the textile of aqueous emulsion dipping that contains 25-60% percetage by weight acrylate or polyurethane by wherein a kind of of water and acrylate, polyurethane as base cloth layer after, shut out unnecessary slurries again, said cladding process is to use by water and acrylate, polyurethane a kind of being mixed with wherein to contain 25-60% percetage by weight acrylate or aqueous emulsion of polyurethane, is coated on the base cloth layer textile surface.
6, preparation method according to claim 3, it is characterized in that, after will forming the optical lens components layer, has base cloth layer, the retroreflecting fabric of opaque specular layer, polymeric binder layer, optical lens components layer, it with water solvent, contain in the organofluorine compound waterproofing agent liquid of 2-10% percetage by weight behind the dipping, roll with padding machine and to remove 70% liquid, under 100-110 ℃ temperature, dry, baked the retroreflecting fabric that formation is handled through waterproofing agent 1-3 minute in 140-170 ℃ again.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031311334A CN1299896C (en) | 2003-05-13 | 2003-05-13 | Regressive reflecting fabric and its prepn |
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| CNB031311334A CN1299896C (en) | 2003-05-13 | 2003-05-13 | Regressive reflecting fabric and its prepn |
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| CN1548293A CN1548293A (en) | 2004-11-24 |
| CN1299896C true CN1299896C (en) | 2007-02-14 |
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| CNB031311334A Expired - Fee Related CN1299896C (en) | 2003-05-13 | 2003-05-13 | Regressive reflecting fabric and its prepn |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102768139A (en) * | 2012-08-20 | 2012-11-07 | 浙江道明光学股份有限公司 | Method for detecting retroreflection performance of glass beads |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1313673C (en) * | 2004-01-15 | 2007-05-02 | 中国纺织科学研究院 | Regression reflective fabric and its production method |
| CN101369032B (en) * | 2008-09-11 | 2010-04-21 | 常州华日升反光材料有限公司 | Bead planting technique used for high-strength reflecting film production |
| CN102768138B (en) * | 2012-08-20 | 2015-09-02 | 浙江道明光学股份有限公司 | A kind of detection method of glass microballoon reflex reflection performance |
| CN104678470A (en) * | 2015-02-05 | 2015-06-03 | 杭州星华反光材料有限公司 | Fancy reflective cloth and preparation method thereof |
| CN111218824B (en) * | 2018-11-26 | 2023-08-11 | 洛阳尖端技术研究院 | Reflective fabric and preparation method thereof |
| CN109811539A (en) * | 2019-01-25 | 2019-05-28 | 安徽硕明安全科技有限公司 | A kind of antibacterial uvioresistant traffic police subdues the preparation method of Reflection fabric |
| CN110774694A (en) * | 2019-10-23 | 2020-02-11 | 成工业制衣（苏州）有限公司 | Textile reflective fabric |
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| CN1281012A (en) * | 2000-08-16 | 2001-01-24 | 中国科学院感光化学研究所 | Reflecting coated layer and its preparing process |
| US6416856B1 (en) * | 1994-11-23 | 2002-07-09 | 3M Innovative Properties Company | Retroreflective article containing a polyether polyurethane binder layer |
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| US4367920A (en) * | 1979-10-01 | 1983-01-11 | Minnesota Mining And Manufacturing Company | Retroflective sheeting |
| CN1036609C (en) * | 1991-11-25 | 1997-12-03 | 陈泰和 | Oriented reflection cloth and producing method thereof |
| US6416856B1 (en) * | 1994-11-23 | 2002-07-09 | 3M Innovative Properties Company | Retroreflective article containing a polyether polyurethane binder layer |
| CN2287084Y (en) * | 1997-03-20 | 1998-08-05 | 鞍山市嘉利凯反光材料厂 | Reflective cloth |
| CN1281012A (en) * | 2000-08-16 | 2001-01-24 | 中国科学院感光化学研究所 | Reflecting coated layer and its preparing process |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102768139A (en) * | 2012-08-20 | 2012-11-07 | 浙江道明光学股份有限公司 | Method for detecting retroreflection performance of glass beads |
| CN102768139B (en) * | 2012-08-20 | 2015-04-29 | 浙江道明光学股份有限公司 | Method for detecting retroreflection performance of glass beads |
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| CN1548293A (en) | 2004-11-24 |
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