CN108729235A - A kind of preparation method and application of single-component low temperature solidification superhydrophobic fabric waterproofing agent - Google Patents
A kind of preparation method and application of single-component low temperature solidification superhydrophobic fabric waterproofing agent Download PDFInfo
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- CN108729235A CN108729235A CN201810728690.0A CN201810728690A CN108729235A CN 108729235 A CN108729235 A CN 108729235A CN 201810728690 A CN201810728690 A CN 201810728690A CN 108729235 A CN108729235 A CN 108729235A
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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
- 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
- D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/327—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof
- D06M15/333—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated alcohols or esters thereof of vinyl acetate; Polyvinylalcohol
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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
- D06M15/53—Polyethers
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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
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
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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
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/24—Polymers or copolymers of alkenylalcohols or esters thereof; Polymers or copolymers of alkenylethers, acetals or ketones
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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
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/10—Repellency against liquids
- D06M2200/12—Hydrophobic properties
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
Abstract
The present invention relates to a kind of single-component low temperatures to cure superhydrophobic fabric waterproofing agent, and with chain alkyl alkoxyl silicone oil main ingredient, cement-based powder material emulsifier and nonionic surface active agent emulsification are made.Using itself has the chain alkyl alkoxyl silicone oil of reactivity gene for waterproofing agent main ingredient, cement-based powder material emulsifier and the emulsification of a small amount of nonionic surface active agent, and obtain the high one-component water-proof emulsion of reactivity, fabric is after water-proof emulsion pads, in 100-130 DEG C of low temperature drying, it is not required to high temperature baking, just there is excellent hydrophobic effect.
Description
Technical field
The invention belongs to waterproofing agent formula technique fields, are related to a kind of single-component low temperature solidification superhydrophobic fabric waterproofing agent.
Background technology
It is waterproofing agent that fabric waterproofing agent uses drying oil, wax class object earliest, their good water-proof effect but processing fabric is saturating
Gas is poor, and weightening is big；The appearance of organosilicon material opens new world, because of organosilicon material water repellent for fabric waterproof arrangement
It is ventilative, it is durable ageing-resistant.Start people and be dissolved in organic solvent processing fabric with silane silicone oil organosilicon, obtains in this way
Fabric waterproof excellent effect but a large amount of solvents need to be consumed, polluted the environment, waste of resources is caused.Oil-in-water is used later
Organic silicon emulsion carries out waterproof hydrophobic finishing to fabric, and problem of environmental pollution is resolved, and also saves the energy.But organosilicon
The preparation of lotion must use more（≥5%）Emulsifier emulsify, can just obtain stable lotion.Emulsifier is hydrophilic
Surfactant, the addition of emulsifier influence the hydrophobicity of processing fabric, and emulsifier addition is more, and influence hydrophobic on fabric is got over
Greatly.To improve fabric waterproof, the influence of emulsifier is offset, people use the polysiloxane emulsion of high molecular weight.Such as last century
The used emulsion polymerization of the eighties Chinese Academy of Sciences chemistry obtains the hydroxy-silicone-oil emulsion cooperation containing hydrogen silicone oil lotion of high molecular weight, knits
Object bakes to obtain waterproof fabric through padding → drying → 150 DEG C or more high temperature.The method process route is long, before this emulsion polymerization,
It is that containing hydrogen silicone oil emulsification becomes bi-component water-proof agent, then through padding → drying → high temperature baking, energy consumption is big again.Existing fabric waterproof
Agent, which is not two-component, exactly needs high temperature baking or both that must all have.
Invention content
In order to overcome the disadvantages mentioned above of the prior art, the present invention to provide a kind of single-component low temperature solidification superhydrophobic fabric waterproof
Agent uses itself to have the chain alkyl alkoxyl silicone oil of reactivity gene for waterproofing agent main ingredient, cement-based powder material emulsification
Agent and the emulsification of a small amount of nonionic surface active agent, and the high one-component water-proof emulsion of reactivity is obtained, fabric is through anti-water and milk
After liquid pads, in 100-130 DEG C of low temperature drying, it is not required to high temperature baking, just there is excellent hydrophobic effect.
The technical solution adopted by the present invention to solve the technical problems is：A kind of single-component low temperature solidification superhydrophobic fabric is anti-
Aqua, with chain alkyl alkoxyl silicone oil main ingredient, cement-based powder material emulsifier and nonionic surface active agent emulsification are made.
The chain alkyl alkoxyl silicone oil is existed with silicon oil of low hydrogen content and long-chain olefin and vinyltriethoxysilane
Under the action of catalyst, through obtained from silicon hydrogen and unsaturated bond addition reaction at 80-120 DEG C.
The polymeric emulsifiers are the poly-vinyl alcohol solutions that mass percent is 5%, can be with there are many hydroxyl on its strand
As hydrophilic radical；Its molecular backbone is polyvinyl, is hydrophobic group, and hydrophilic group can be reacted with silicone hydroxyl, is crosslinked networking
Shape hydrophobic structure or hydrophobic silicone compounds wrap up hydrophilic hydroxyl groups, offset the hydrophily of hydroxyl, and with poly-
Glycohol solution makees emulsifier, can also play colloid protective effect, prevents aqueous emulsion demulsification roll banding during padding.
The nonionic surface active agent is the fatty alcohol polyoxyethylene ether of low hlb, with being it the reasons why it and parent
The polyvinyl alcohol of water mixes into HLB value compound appropriate, is used for the emulsification of alkyl alkoxy modified silicon oil.Alkyl alkoxy silicon
Oil is hydrolyzed to silicone hydroxyl in water, is heating under catalyst action, crosslinking mutually reticulates hydrophobic structure.
A kind of preparation method of single-component low temperature solidification superhydrophobic fabric waterproofing agent, preparation process are：
First polyvinyl alcohol is added to the water and is heated to 90 DEG C of aqueous solutions for being stirred and dissolved into 5-10%, then by fatty alcohol polyoxy second
Alkene ether is added in poly-vinyl alcohol solution, stirs evenly addition deionized water, high-shear homogenizing device is inserted, and opens homogenizing,
Rotating speed is 4000-11000rpm, and alkyl alkoxy silicone oil is added at threadiness in high-speed homogenizer, is added within 10 minutes, then high speed
Water-proof emulsion is made in shearing 5 minutes.
A kind of application of single-component low temperature solidification superhydrophobic fabric waterproofing agent, applying step are：
According to mass ratio 1:19, which weigh water-proof emulsion, is added to the water, and is made into waterproof working solution, then uses pure cotton fabric and terylene, brocade
Synthetic fibre, polyvinyl or blended fabric, immerse waterproof working solution in, impregnate 2 minutes, dehydration is pressed dry after taking-up, lie against in baking oven
It is dried at 100-130 DEG C, takes out one evening of cooling balance and survey surface water repellency later.
The positive effect of the present invention is：Cement-based powder material emulsifier and the emulsification of a small amount of nonionic surface active agent, obtain anti-
The one-component water-proof emulsion for answering activity high, fabric, in 100-130 DEG C of low temperature drying, are not required to high temperature baking after water-proof emulsion pads
Roasting, just there is excellent hydrophobic effect.
Specific implementation mode
With reference to embodiment, the present invention is further described.
A kind of single-component low temperature solidification superhydrophobic fabric waterproofing agent, with chain alkyl alkoxyl silicone oil main ingredient, through poly-
It closes object emulsifier and nonionic surface active agent emulsification is made.
The chain alkyl alkoxyl silicone oil is existed with silicon oil of low hydrogen content and long-chain olefin and vinyltriethoxysilane
Under the action of catalyst, through obtained from silicon hydrogen and unsaturated bond addition reaction at 80-120 DEG C.
The polymeric emulsifiers are the poly-vinyl alcohol solutions that mass percent is 5%, can be with there are many hydroxyl on its strand
As hydrophilic radical；Its molecular backbone is polyvinyl, is hydrophobic group, and hydrophilic group can be reacted with silicone hydroxyl, is crosslinked networking
Shape hydrophobic structure or hydrophobic silicone compounds wrap up hydrophilic hydroxyl groups, offset the hydrophily of hydroxyl, and with poly-
Glycohol solution makees emulsifier, can also play colloid protective effect, prevents aqueous emulsion demulsification roll banding during padding.
The nonionic surface active agent is the fatty alcohol polyoxyethylene ether of low hlb, with being it the reasons why it and parent
The polyvinyl alcohol of water mixes into HLB value compound appropriate, is used for the emulsification of alkyl alkoxy modified silicon oil.Alkyl alkoxy silicon
Oil is hydrolyzed to silicone hydroxyl in water, is heating under catalyst action, crosslinking mutually reticulates hydrophobic structure.
A kind of preparation method of single-component low temperature solidification superhydrophobic fabric waterproofing agent, preparation process are：
First polyvinyl alcohol is added to the water and is heated to 90 DEG C of aqueous solutions for being stirred and dissolved into 5-10%, then by fatty alcohol polyoxy second
Alkene ether is added in poly-vinyl alcohol solution, stirs evenly addition deionized water, high-shear homogenizing device is inserted, and opens homogenizing,
Rotating speed is 4000-11000rpm, and alkyl alkoxy silicone oil is added at threadiness in high-speed homogenizer, is added within 10 minutes, then high speed
Water-proof emulsion is made in shearing 5 minutes.
A kind of application of single-component low temperature solidification superhydrophobic fabric waterproofing agent, applying step are：
According to mass ratio 1:19, which weigh water-proof emulsion, is added to the water, and is made into waterproof working solution, then uses pure cotton fabric and terylene, brocade
Synthetic fibre, polyvinyl or blended fabric, immerse waterproof working solution in, impregnate 2 minutes, dehydration is pressed dry after taking-up, lie against in baking oven
It is dried at 100-130 DEG C, takes out one evening of cooling balance and survey surface water repellency later.
Embodiment one formula such as following table one：
Operating method：5% poly-vinyl alcohol solution is first added with 1000 milliliters of plastic cups（PVA) 140 grams, then 3 grams are added wherein
Fatty alcohol polyoxyethylene ether stirs evenly addition deionized water, and high-shear homogenizing device is inserted, and opens homogenizing, and rotating speed is
Alkyl alkoxy modified silicon oil is added at threadiness in high-speed homogenizer, adds, then cut at a high speed within 10 minutes by 4000-11000rpm
It cuts 5 minutes, just obtains 30% silicone oil emulsion.Centrifugal stability experiment, centrifuge speed 2000- are on centrifuge
3000rpm, time are 5-30 minutes, and taking-up is not stratified after having centrifuged does not sink to the bottom no oil slick as mechanical stability qualification.It does again cold
Heat stabilization test, heat stabilization test be placed in 40-50 DEG C of thermostatic chamber baking ovens 15 days it is unchanged, low-temperature stability experiment is
15 days unchanged i.e. cold and hot qualified stabilities are put in 0-5 DEG C of environment.Chemical stability is tested with 5% calcium chloride solution：
Take 50 grams of emulsion that 5% calcium chloride solution, 10 grams of stirrings are added, no demulsification is qualification without cohesion.
Fabric waterproof treatment process：Waterproof agent emulsion 20 grams of additions, the 380 grams of water for claiming 30%, are made into 400 grams of waterproof work
Then liquid uses pure cotton fabric and terylene, polyamide fibre, polyvinyl or blended fabric, immerse in waterproof working solution, impregnates 2 minutes, after taking-up
Dehydration is pressed dry, lies against in baking oven and is dried at 100-130 DEG C, one evening of cooling balance is taken out and surveys surface water repellency later.
Surface water repellency is judged using two methods：First, it is several to be absorbed water with plastic suction pipe, the waterproof for dropping in tiling is knitted
On object, the time that water droplet disappears is seen, water droplet extinction time is more long, and waterproof effect is better.Second is that being weaved using GB/T4745-2012
Method i.e. ISO4920-2012 methods that product water resistance detects and evaluation gets wet.
Fabric used is respectively that pure cotton, polyester-cotton blend are blended, pure silk ribbon falls and pure vinylon fibre cloth.By the upper technique water-proofing treatment
Afterwards, surface waterproofing result is as follows：Several drops of water are dripped in fabric surface, droplet glomeration rolls, and places 2 hours, droplet does not disappear yet
It loses, until droplet volatilization is clean, is got wet all at 4-5 grades or 5 grades using the surfaces GB/T4745-2012.
Embodiment two to five.Lotion is prepared as in the first embodiment, only changing polyvinyl alcohol in emulsifier（PVA）And alkylol
The dosage of polyoxyethylene ether AEO3, sees emulsion intercalation method.It the results are shown in Table two.
Table two, emulsifier change the influence to stability of emulsion.
（Number in bracket is the content of emulsifier in lotion）
Can be seen that from table two, when PVA in emulsion amount 0.35% or more, AEO3 amount 0.3% or more, can make steady
Fixed lotion, then lotion is reduced with regard to unstable, and can be seen that the non-ionic emulsifier that PVA can replace hydrophily strong completely
Agent.
Claims (6)
1. a kind of single-component low temperature cures superhydrophobic fabric waterproofing agent, it is characterised in that：It is main with chain alkyl alkoxyl silicone oil
Composition, cement-based powder material emulsifier and nonionic surface active agent emulsification are made.
2. single-component low temperature as described in claim 1 cures superhydrophobic fabric waterproofing agent, it is characterised in that：The chain alkyl alkane
Oxygroup silicone oil be with silicon oil of low hydrogen content and long-chain olefin and vinyltriethoxysilane under the effect of the catalyst, in 80-120
Through obtained from silicon hydrogen and unsaturated bond addition reaction at DEG C.
3. single-component low temperature as described in claim 1 cures superhydrophobic fabric waterproofing agent, it is characterised in that：The polymeric emulsifiers
It is the poly-vinyl alcohol solution that mass percent is 5%, it can be as hydrophilic radical there are many hydroxyl on its strand；Its molecule
Main chain is polyvinyl, is hydrophobic group, and hydrophilic group can react with silicone hydroxyl, is crosslinked and reticulates hydrophobic structure or hydrophobic
Silicone compounds wrap up hydrophilic hydroxyl groups, offset the hydrophily of hydroxyl, and make emulsifier with poly-vinyl alcohol solution, also
Colloid protective effect can be played, aqueous emulsion demulsification roll banding during padding is prevented.
4. single-component low temperature as described in claim 1 cures superhydrophobic fabric waterproofing agent, it is characterised in that：The nonionic table
Face activating agent is the fatty alcohol polyoxyethylene ether of low hlb, with being it the reasons why it and hydrophilic polyvinyl alcohol mixes into suitably
HLB value compound, be used for alkyl alkoxy modified silicon oil emulsification；Alkyl alkoxy silicone oil is hydrolyzed to silicone hydroxyl in water,
It is heating under catalyst action, crosslinking mutually reticulates hydrophobic structure.
5. a kind of preparation method of single-component low temperature solidification superhydrophobic fabric waterproofing agent as described in claim 1, it is characterised in that
Preparation process is：
First polyvinyl alcohol is added to the water and is heated to 90 DEG C of aqueous solutions for being stirred and dissolved into 5-10%, then by fatty alcohol polyoxy second
Alkene ether is added in poly-vinyl alcohol solution, stirs evenly addition deionized water, high-shear homogenizing device is inserted, and opens homogenizing,
Rotating speed is 4000-11000rpm, and alkyl alkoxy silicone oil is added at threadiness in high-speed homogenizer, is added within 10 minutes, then high speed
Water-proof emulsion is made in shearing 5 minutes.
6. a kind of application of single-component low temperature solidification superhydrophobic fabric waterproofing agent as described in claim 1, it is characterised in that application
Step is：
According to mass ratio 1:19, which weigh water-proof emulsion, is added to the water, and is made into waterproof working solution, then uses pure cotton fabric and terylene, brocade
Synthetic fibre, polyvinyl or blended fabric, immerse waterproof working solution in, impregnate 2 minutes, dehydration is pressed dry after taking-up, lie against in baking oven
It is dried at 100-130 DEG C, takes out one evening of cooling balance and survey surface water repellency later.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110437735A (en) * | 2019-07-19 | 2019-11-12 | 东南大学 | Concrete surface water-repellent paint and preparation method thereof, application |
| CN115418004A (en) * | 2022-09-20 | 2022-12-02 | 杭州赛肯新材料技术有限公司 | Organic silicon waterproof emulsion and preparation method and application thereof |
| CN116376442A (en) * | 2023-04-21 | 2023-07-04 | 安徽富瑞雪化工科技股份有限公司 | Seepage-proof building coating and preparation process thereof |
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| DE1172229B (en) * | 1959-11-28 | 1964-06-18 | Hoechst Ag | Process for rendering fibrous fabrics water repellent |
| CN101580356A (en) * | 2009-06-26 | 2009-11-18 | 郭元华 | Water-emulsion organic silicon waterproof agent |
| CN104086089A (en) * | 2014-06-16 | 2014-10-08 | 北京市建筑工程研究院有限责任公司 | Glazed hollow bead hydrophobic agent, preparation method of hydrophobic agent, modified glazed hollow bead and preparation method of modified glazed hollow bead |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110437735A (en) * | 2019-07-19 | 2019-11-12 | 东南大学 | Concrete surface water-repellent paint and preparation method thereof, application |
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| CN116376442A (en) * | 2023-04-21 | 2023-07-04 | 安徽富瑞雪化工科技股份有限公司 | Seepage-proof building coating and preparation process thereof |
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Application publication date: 20181102 |