CN108822242A - A kind of grid cloth latex of fiber reinforcement-containing and preparation method thereof - Google Patents
A kind of grid cloth latex of fiber reinforcement-containing and preparation method thereof Download PDFInfo
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- CN108822242A CN108822242A CN201810546522.XA CN201810546522A CN108822242A CN 108822242 A CN108822242 A CN 108822242A CN 201810546522 A CN201810546522 A CN 201810546522A CN 108822242 A CN108822242 A CN 108822242A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F212/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring
- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F212/06—Hydrocarbons
- C08F212/12—Monomers containing a branched unsaturated aliphatic radical or a ring substituted by an alkyl radical
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/77—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof
- D06M11/79—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof with silicon dioxide, silicic acids or their salts
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/80—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with boron or compounds thereof, e.g. borides
- D06M11/82—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with boron or compounds thereof, e.g. borides with boron oxides; with boric, meta- or perboric acids or their salts, e.g. with borax
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- 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
- D06M15/227—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of hydrocarbons, or reaction products thereof, e.g. afterhalogenated or sulfochlorinated
- D06M15/233—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of hydrocarbons, or reaction products thereof, e.g. afterhalogenated or sulfochlorinated aromatic, e.g. styrene
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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
- D06M15/263—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
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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
- D06M15/356—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of other unsaturated compounds containing nitrogen, sulfur, silicon or phosphorus atoms
- D06M15/3568—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of other unsaturated compounds containing nitrogen, sulfur, silicon or phosphorus atoms containing silicon
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- Surface Treatment Of Glass Fibres Or Filaments (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
The invention belongs to grid cloth processing technique field, in particular to the grid cloth latex and preparation method thereof of a kind of fiber reinforcement-containing.A kind of grid cloth latex of fiber reinforcement-containing, composition of raw materials is by weight by following material composition：100 parts of monomer, 6~8 parts of initiator, 1~3 part of coupling agent, 2~4 parts of emulsifier, 3~6 parts of wetting agent, 3~12 parts and 60~80 parts of deionized water of modified glass-fiber, 100 parts of monomers are made of 25~50 parts of butadiene, 42~74 parts of vinyltoluenes and 1~8 part of unsaturated carboxylic acid function monomer, and the unsaturated carboxylic acid function monomer is one of acrylic acid, methacrylic acid, ethylacrylic acid and itaconic acid or a variety of.The tensile strength of the grid cloth latex of the fiber reinforcement-containing and anti-Qu Nengli are preferable, and solid content is greater than 50%.
Description
Technical field
The invention belongs to grid cloth processing technique field, in particular to the grid cloth latex of a kind of fiber reinforcement-containing and
Preparation method.
Background technique
Grid cloth is to be formed after latex immersion, sizing using fiberglass woven fabric as substrate, have good alkali resistant
Property, flexibility level-one play important structure function in the heat-insulation system of building, can prevent through broadwise high resistance pulling force
The generation in crack combines waterproof, heat insulation effect.It is strong due to its excellent antiacid, caustic corrosion performance and through broadwise tension
Degree is high, and stress suffered by exterior wall heat-preserving system can be made evenly dispersed, be avoided that whole caused by the collision due to outer impulse force, extruding
The deformation of a insulation construction makes insulating layer have very high impact resistance intensity, and is easy to construct and quality control, in heat-insulation system
In play the role of " mild steel muscle ".
Application No. is CN201611014816.5, the Chinese patent of Publication No. CN106381962A discloses a kind of metal
Wall Special high-strength non-woven fabrics metope, the technique for handling grid cloth are as follows：The fibrous mesh cloth is with fiberglass woven fabric
Substrate is impregnated through the anti-lotion of macromolecule, and alkali or alkali-free glass fibre yarn are cut with scissors through special institutional framework lace stitch in
It knits, then is handled through alkali resistant liquid, reinforcing agent high temperature thermal finalization, one layer of high polymer layer is coated on the surface layer.
Application No. is 201110282384.7, notification number is that the Chinese patent of CN103015110B discloses a kind of glass fibers
The whole latitude method for shaping of grid cloth warping is tieed up, following technique is used when being formed to fiberglass gridding cloth：By vagcor fibre
Grid cloth original cloth is tieed up, by being immersed in glue groove glue liquid level the first guide roller below, keeps high silica glass fiber mesh cloth former
Cloth infiltrates glue, and extra glue is squeezed out by Extruded roller, and the solidification of institute's dip-coating glue is then completed in oven, is made by whole
Impregnation high silica glass fiber mesh cloth after reason warp, weft is formed.
Above two method is all made of common glue and solidifies through high temperature heat setting process, in fiberglass gridding after solidification
The glue-line that cloth surface is formed is harder, and brittleness is larger, and anti-Qu Nengli and tensile strength are lower.
Also, application No. is 201110442431.X, notification number is that the Chinese patent of CN102533186B discloses one kind
Adhesive for alkali resistant acrylate glass fiber mesh cloth shaping and preparation method thereof is mentioned in the background technology part of specification
It arrives：Fiberglass gridding cloth is based on alkali-resisting glass fiber screen cloth, and (main ingredient is silicate, chemistry to alkali-free glass fiber yarn in its use
Stability is good) it is knitted through special institutional framework-lace stitch strand, at alkali resistant liquid, the contour warm sizing of reinforcing agent
Reason.And the adhesive currently used for alkali-resisting glass fiber screen cloth has that shaping performance is poor.
In addition, the solid content of fiberglass gridding cloth sizing normal latex is generally less than 40%, in order to improve sizing effect
Fruit and preferable mechanical property need to complete using multiple dipping process when carrying out dipping process to fiberglass gridding cloth,
And necessarily there is curing process between every procedure, the impregnation period is long, and production efficiency is low.
Therefore, developing one kind can be improved fixed effect, can reinforcing glass fibrous mesh cloth mechanical property and have height
The special-purpose latex of solid content is of great significance to production efficiency is improved.
Summary of the invention
The present invention to solve the above-mentioned problems, provides a kind of tensile strength and the preferable fiber reinforcement-containing of anti-Qu Nengli
Grid cloth latex, and provide the preparation method of the grid cloth latex of the fiber reinforcement-containing.
The present invention is realized using following technical scheme：
A kind of grid cloth latex of fiber reinforcement-containing, composition of raw materials is by weight by following material composition：Monomer
100 parts, 6~8 parts of initiator, 1~3 part of coupling agent, 2~4 parts of emulsifier, 3~6 parts of wetting agent, 3~12 parts of modified glass-fiber
With 60~80 parts of deionized water, 100 parts of monomers by 25~50 parts of butadiene, 42~74 parts of vinyltoluenes and 1~8 part not
Saturated carboxylic acid function monomer composition, the unsaturated carboxylic acid function monomer are acrylic acid, methacrylic acid, ethylacrylic acid and clothing
One of health acid is a variety of.
Preferred scheme, the initiator are water-soluble heat decomposition type persulfuric acid salt.
Preferred scheme, the coupling agent are three tert-butyl peroxide silane of vinyl, 3- aminopropyl triethoxysilicane
In alkane, γ-glycidyl ether oxygen propyl trimethoxy silicane and N- β-(aminoethyl)-γ-aminopropyltriethoxy dimethoxysilane
At least one.
Preferred scheme, the emulsifier are hydroxy alkyl sulfonic acid sodium, diisooctyl Succinate sodium sulfonate and polypropylene
At least one of amide.
Preferred scheme, the wetting agent are in sodium metnylene bis-naphthalene sulfonate, ammonium polyacrylate salt and polyacrylic acid sodium salt
At least one.
Preferred scheme, the modified glass-fiber are prepared as follows：
Glass fibre and dehydrated alcohol are added in ultrasonic reactor, filter, obtain after ultrasonic oscillation 15min by S1
Surface is impregnated with the glass fibre of dehydrated alcohol；
The obtained glass fibre of step S1 is placed in Muffle furnace by S2, under conditions of 400~460 DEG C, calcination 20~
40min；
50ml deionized water is added in S3, the glass fibre that step S2 is obtained, and pH adjusting agent is added and adjusts pH to 8~10；
Acrylic acid, water-soluble heat decomposition type persulfuric acid salt initiator and silane are added into step S3 acquired solution by S4
Coupling agent reacts 1~3h in the case where 80~86 DEG C of conditions stir, filters after the reaction was completed, the waste liquid that filter residue is generated with step S1
It washes twice, then is washed twice with dehydrated alcohol；
S5, N of the glass fibre that step S4 is obtained at 80~82 DEG C2Modified glass-fiber is dried to obtain in atmosphere.
Preferred scheme after stirring 30s in one direction during the reaction, inversely stirs 30s, such as in step s 4
This circulation stirring reacts 1~3h.
Preferred scheme, in step s 4, the silane coupling agent are three tert-butyl peroxide silane of vinyl, 3- amino
Propyl-triethoxysilicane, γ-glycidyl ether oxygen propyl trimethoxy silicane and N- β-(aminoethyl)-γ-aminopropyltriethoxy
At least one of dimethoxysilane.
A kind of preparation method of the grid cloth latex of fiber reinforcement-containing, includes the following steps：
S1, by 25~50 parts of butadiene, 42~74 parts of vinyltoluenes, 1~8 part of unsaturated carboxylic acid function monomer and initiation
2~4 parts of agent are separately added into different titration tanks；
S2 is passed through nitrogen into reaction kettle, after displacing air, 60~80 parts 100 DEG C of deionized water is added, starts to stir
It mixes and keeps to reaction terminating；
S3 is added 1~2 part of initiator, 2~4 parts of emulsifier, stirs evenly after deionized water is cooled to 70~80 DEG C
Afterwards, 10~20 parts of butadiene, 20~42 parts of vinyltoluenes and 0.4~4 part of unsaturated carboxylic is added dropwise into reaction kettle in 1~3h
Acid function monomer, solution temperature is maintained at 80~86 DEG C in reaction kettle during dropwise addition；
S4 after being added dropwise to complete, is added 1~3 part of coupling agent, 3~6 parts of wetting agent, 3~12 parts of modified glass-fiber stirrings are equal
After even, remaining butadiene, vinyltoluene, unsaturated carboxylic acid function monomer and initiation is added dropwise into reaction kettle in 1~3h
Agent, solution temperature is maintained at 80~86 DEG C of stirrings in reaction kettle during dropwise addition, and stirring rate is 40~60rpm；
S5, after fully reacting, in 80~82 DEG C of N2Holding 15min~20min in atmosphere, reduction temperature to room temperature, out
Material；Ratio between aforementioned each reactive material is the ratio between mass fraction.
The beneficial effects of the invention are as follows：
1. the present invention passes through the substance changes such as the emulsifier and wetting agent pole of the grid cloth latex of fiber reinforcement-containing
Property, the surface tension of grid cloth glass fibre is reduced when in use, enables the grid cloth latex of the fiber reinforcement-containing
Grid cloth surface is promptly penetrated, then destroys the structure of glass fibre by coupling agent, makes grid in a certain temperature conditions
The glass fibre on cloth surface is grafted to form adhesive layer, improves fixed effect.
2. the present invention substitutes the vinyltoluene in the carboxylic styrene butadiene latex routinely selected using vinyltoluene, reduce
The reaction activity of polymerization reaction allows the temperature of polymerization reaction lower.
3. the present invention prepares modified glass-fiber using special process, modified glass-fiber surface obtained has shape not
The protrusion of rule, the grid cloth latex of fiber reinforcement-containing is in use, modified glass-fiber can be with the glass on grid cloth surface
Fiber is partially grafted under the action of coupling agent, can coat to be formed with complex space in grid cloth fiberglass surfacing after dry
The outer lining of structure, increase grid cloth tensile strength and anti-Qu Nengli.
4. modified glass-fiber of the invention is in the preparation, right under conditions of ultrasonic oscillation using dehydrated alcohol first
Glass fibre is cleaned, most of organic impurities of removal fiberglass surfacing attachment, then in 400~460 DEG C of condition
Lower calcination is to remove a small amount of organic impurities, and the melt temperature of glass fibre is generally 500 DEG C~750 DEG C, and glass fibre is in calcination
State of matter (such as becoming molten state or liquid from solid-state) will not be changed, impurity is got rid of and be able to maintain length and shape not
It changes, the structure feature of glass fibre is remained intact.
5. modified glass-fiber of the invention is in the preparation, dehydrated alcohol waste liquid can be as the cleaning agent weight of subsequent step
Multiple to use, the intermiscibility of the substances such as ethyl alcohol and vinyltoluene is good, and at least cleans four times, effectively prevents vinyltoluene etc.
Pollution of the substance to environment, in 82 DEG C of N after the completion of cleaning2In atmosphere after drying, the residual volatile of modified glass-fiber has
Machine object content≤0.01wt%.
6. modified glass-fiber of the invention is in the preparation, using water-soluble heat decomposition type persulfuric acid salt initiator, keep away
Exempt from using environmental pollution caused by organic peroxide evocating agent.
7. modified glass-fiber of the invention is in the preparation, initiator, acrylic acid, silane coupling agent and glass fibre are 80
It is reacted under the conditions of~86 DEG C, after stirring 30s in one direction during the reaction, inversely stirs 30s, such circulation stirring reaction
1~3h, obtained modified glass-fiber surface will form more protrusion, obtain the more glass fibre of overlap joint ratio, and side by side
The glass fibre ratio for being coated with organic matter is less, improves the spatial complex degree and tensile strength of glass fibre, have compared with
Good mechanical performance.
8. solid content >=50% of the invention, only need to be using primary leaching when carrying out dipping process to fiberglass gridding cloth
Glue can reach preferable fixed effect, and the impregnation period is short, high production efficiency.
9. the grid cloth latex of fiber reinforcement-containing of the invention can be used for fighting Qu Nengli and tensile strength is higher
Fiberglass gridding cloth carries out shaping, and when impregnation, is fully cured without waiting for latex, and impregnation again can be realized, and
The modified glass-fiber in modified glass-fiber and upper layer latex since bottom glue is there are no completion of cure, in bottom latex
Graft effect is good, and modified glass-fiber, which is formed, forms an entirety without generating obvious layering, greatly with fiberglass gridding cloth
Ground enhances the anti-Qu Nengli and tensile strength of fiberglass gridding cloth.
10. the grid cloth latex of fiber reinforcement-containing of the invention puts into part unsaturated carboxylic acid in advance in a kettle
Function monomer reacts to form base cream with butadiene, vinyltoluene under the action of initiator, then puts into coupling agent, wetting agent
And modified glass-fiber, after making glass fibre and the preliminary combination of base cream, then remaining unsaturated carboxylic acid function monomer is put into, used
Lower stirring rate can make it form good dispersion effect in latex system, without using dispersing agent, and, it is lower
Stirring rate can protect the protrusion of modified glass-fiber, improve using effect.
11. application method of the invention is unlike the prior art, the present invention can be adopted directly when carrying out shaping to grid cloth
With impregnation or using impregnation, precuring, secondary dipping and cured technique, the thermal energy of solidification process consumption has been saved.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1
A kind of grid cloth latex of fiber reinforcement-containing, composition of raw materials is by weight by following material composition：Monomer
100 parts, 6 parts of potassium peroxydisulfate, 3 parts of three tert-butyl peroxide silane of vinyl, 2 parts of diisooctyl Succinate sodium sulfonate, methylene
6 parts of base sodium dinaphthalenesulfonate, 3 parts and 80 parts of deionized water of modified glass-fiber, 100 parts of monomers are by 25 parts of butadiene, 74 parts
Vinyltoluene and 1 part of acrylic acid composition.
Preferred scheme, the modified glass-fiber are prepared as follows：
S1 glass fibre and 60ml dehydrated alcohol that 2g length is 3mm is added in ultrasonic reactor, through ultrasonic oscillation
It is filtered after 15min, obtains to surface and be impregnated with the glass fibre of dehydrated alcohol；
The obtained glass fibre of step S1 is placed in Muffle furnace by S2, under conditions of 460 DEG C, calcination 20min；
50ml deionized water is added in S3, the glass fibre that step S2 is obtained, and KOH solution is added and adjusts pH to 8；
20ml acrylic acid, 6g potassium peroxydisulfate and 3g3- aminopropyl triethoxy are added into step S3 acquired solution by S4
Silane is stirred to react 1h under the conditions of 86 DEG C, after stirring 30s in one direction during the reaction, inversely stirs 30s, so
Circulation stirring filters after the reaction was completed, filter residue is washed twice with the waste liquid that step S1 is generated, then wash two with dehydrated alcohol
It is secondary；
S5, N of the glass fibre that step S4 is obtained at 80 DEG C2Modified glass-fiber is dried to obtain in atmosphere.
Embodiment 2
A kind of grid cloth latex of fiber reinforcement-containing, composition of raw materials is by weight by following material composition：Monomer
100 parts, 8 parts of sodium peroxydisulfate, 1 part of 3-aminopropyltriethoxysilane, 4 parts of hydroxy alkyl sulfonic acid sodium, ammonium polyacrylate salt 3
Part, 12 parts and 60~80 parts of deionized water of modified glass-fiber, 100 parts of monomers are by 50 parts of butadiene, 42 parts of vinyl first
Benzene and 8 parts of methacrylic acids composition, the unsaturated carboxylic acid function monomer be acrylic acid, methacrylic acid, ethylacrylic acid and
One of itaconic acid is a variety of.
Preferred scheme, the modified glass-fiber are prepared as follows：
S1 glass fibre and 60ml dehydrated alcohol that 2g length is 5mm is added in ultrasonic reactor, through ultrasonic oscillation
It is filtered after 15min, obtains to surface and be impregnated with the glass fibre of dehydrated alcohol；
The obtained glass fibre of step S1 is placed in Muffle furnace by S2, under conditions of 400 DEG C, calcination 40min；
50ml deionized water is added in S3, the glass fibre that step S2 is obtained, and KOH solution is added and adjusts pH to 10；
20ml acrylic acid, 5g sodium peroxydisulfate and the tertiary fourth of three peroxidating of 8g vinyl are added into step S3 acquired solution by S4
Base silane is stirred to react 3h under the conditions of 80 DEG C, after stirring 30s in one direction during the reaction, inversely stirs 30s, such as
This circulation stirring, is filtered after the reaction was completed, filter residue is washed twice with the waste liquid that step S1 is generated, then wash two with dehydrated alcohol
It is secondary；
S5, N of the glass fibre that step S4 is obtained at 82 DEG C2Modified glass-fiber is dried to obtain in atmosphere.
Embodiment 3
A kind of grid cloth latex of fiber reinforcement-containing, composition of raw materials is by weight by following material composition：Monomer
100 parts, 7 parts of ammonium persulfate, 2 parts of γ-glycidyl ether oxygen propyl trimethoxy silicane, 3 parts of polyacrylamide, Sodium Polyacrylate
4 parts of salt, 8 parts and 70 parts of deionized water of modified glass-fiber, 100 parts of monomers are by 35 parts of butadiene, 60 parts of vinyltoluenes
It is formed with 5 parts of ethylacrylic acids.
Preferred scheme, the modified glass-fiber are prepared as follows：
Glass fibre and 80ml dehydrated alcohol that 2g length is 10mm are added in ultrasonic reactor, shake through ultrasonic wave by S1
It is filtered after swinging 15min, obtains to surface and be impregnated with the glass fibre of dehydrated alcohol；
The obtained glass fibre of step S1 is placed in Muffle furnace by S2, under conditions of 400~460 DEG C, calcination 20~
40min；
50ml deionized water is added in S3, the glass fibre that step S2 is obtained, and NaOH solution is added and adjusts pH to 9；
20ml acrylic acid, 4g ammonium persulfate and 6g γ-glycidyl ether oxygen propyl are added into step S3 acquired solution by S4
Trimethoxy silane is stirred to react 2h under the conditions of 86 DEG C, reverse to stir after stirring 30s in one direction during the reaction
30s, such circulation stirring, is filtered after the reaction was completed, filter residue is washed twice with the waste liquid that step S1 is generated, then use dehydrated alcohol
It washes twice；
S5, N of the glass fibre that step S4 is obtained at 81 DEG C2Modified glass-fiber is dried to obtain in atmosphere.
Embodiment 4
A kind of grid cloth latex of fiber reinforcement-containing, composition of raw materials is by weight by following material composition：Monomer
100 parts, 7 parts of potassium peroxydisulfate, 2 parts of dimethoxysilane of N- β-(aminoethyl)-γ-aminopropyltriethoxy, hydroxy alkyl sulfonic acid sodium 3
Part, 5 parts of sodium metnylene bis-naphthalene sulfonate, 6 parts and 70 parts of deionized water of modified glass-fiber, 100 parts of monomers are by 35 parts of fourths two
Alkene, 62 parts of vinyltoluenes and 3 parts of itaconic acid compositions.
Preferred scheme, the modified glass-fiber are prepared as follows：
S1 glass fibre and 70ml dehydrated alcohol that 2g length is 4mm is added in ultrasonic reactor, through ultrasonic oscillation
It is filtered after 15min, obtains to surface and be impregnated with the glass fibre of dehydrated alcohol；
The obtained glass fibre of step S1 is placed in Muffle furnace by S2, under conditions of 430 DEG C, calcination 33min；
50ml deionized water is added in S3, the glass fibre that step S2 is obtained, and NaOH solution is added and adjusts pH to 9；
20ml acrylic acid, 5g potassium peroxydisulfate and 10gN- β-(aminoethyl)-γ-ammonia are added into step S3 acquired solution by S4
Hydroxypropyl methyl dimethoxysilane is stirred to react 2h under the conditions of 88 DEG C, after stirring 30s in one direction during the reaction,
Reverse stirring 30s, such circulation stirring filter after the reaction was completed, filter residue are washed twice with the waste liquid that step S1 is generated, then uses
Dehydrated alcohol washes twice；
S5, N of the glass fibre that step S4 is obtained at 81 DEG C2Modified glass-fiber is dried to obtain in atmosphere.
The grid cloth latex of the fiber reinforcement-containing of Examples 1 to 4 is right through soaking, and under suitable conditions
It is fixed as the result is shown by method tested for tensile strength specified in GBT7689.5-2001 after fiberglass gridding cloth carries out shaping
Fiberglass gridding cloth tensile strength after type is 850~1000MPa.
By straight styrene-butadiene rubber newborn (containing only butadiene, vinyltoluene and hexenoic acid) through soaking, and in suitable item
It is 200 by method tested for tensile strength specified in GBT7689.5-2001 after being carried out shaping under part to fiberglass gridding cloth
~260MPa.
Embodiment 5
A kind of preparation method of the grid cloth latex of fiber reinforcement-containing, includes the following steps：
25 parts of butadiene, 74 parts of vinyltoluenes, 1 part of acrylic acid and 2 parts of potassium peroxydisulfates are separately added into different drops by S1
Determine in tank；
S2 is passed through nitrogen into reaction kettle, and after displacing air, 80 parts 100 DEG C of deionized water is added, starts stirring simultaneously
It keeps to reaction terminating；
S3, after deionized water is cooled to 80 DEG C, 1 part of potassium peroxydisulfate of addition, 4 parts of diisooctyl Succinate sodium sulfonate,
After mixing evenly, 20 parts of butadiene, 20 parts of vinyltoluenes and 0.4 part of acrylic acid is added dropwise into reaction kettle in 1h, was added dropwise
Solution temperature is maintained at 80 DEG C in reaction kettle in journey；
After being added dropwise to complete, 1 part of three tert-butyl peroxide silicon of vinyl is added in S4,6 parts of sodium metnylene bis-naphthalene sulfonate, modified
After mixing evenly, remaining butadiene, vinyltoluene, acrylic acid and mistake is added dropwise in 3 parts of glass fibre in 1h into reaction kettle
Potassium sulfate, solution temperature is maintained at 80 DEG C of stirrings, stirring rate 60rpm in reaction kettle during dropwise addition；
S5, after fully reacting, in 80 DEG C of N217min is kept in atmosphere, reduces temperature to room temperature, discharging；It is aforementioned each anti-
Answering the ratio between substance is the ratio between mass fraction.
Embodiment 6
A kind of preparation method of the grid cloth latex of fiber reinforcement-containing, includes the following steps：
50 parts of butadiene, 42 parts of vinyltoluenes, 8 parts of methacrylic acids and 4 parts of sodium peroxydisulfates are separately added into difference by S1
Titration tank in；
S2 is passed through nitrogen into reaction kettle, and after displacing air, 60 parts 100 DEG C of deionized water is added, starts stirring simultaneously
It keeps to reaction terminating；
S3 is added 2 parts of sodium peroxydisulfate, 2 parts of hydroxy alkyl sulfonic acid sodium, stirs evenly after deionized water is cooled to 70 DEG C
Afterwards, 10 parts of butadiene, 22 parts of vinyltoluenes and 4 parts of methacrylic acids are added dropwise into reaction kettle in 3h, it is anti-during dropwise addition
Solution temperature in kettle is answered to be maintained at 86 DEG C；
S4, after being added dropwise to complete, 3 parts of 3-aminopropyltriethoxysilane of addition, 3 parts of ammonium polyacrylate salt, modified glass
After mixing evenly, remaining butadiene, vinyltoluene, methacrylic acid and mistake is added dropwise in 12 parts of fiber in 3h into reaction kettle
Sodium sulphate, solution temperature is maintained at 86 DEG C of stirrings, stirring rate 40rpm in reaction kettle during dropwise addition；
S5, after fully reacting, in 80 DEG C of N220min is kept in atmosphere, reduces temperature to room temperature, discharging；It is aforementioned each anti-
Answering the ratio between substance is the ratio between mass fraction.
Embodiment 7
A kind of preparation method of the grid cloth latex of fiber reinforcement-containing, includes the following steps：
35 parts of butadiene, 60 parts of vinyltoluenes, 5 parts of ethylacrylic acids and 3 parts of ammonium persulfates are separately added into difference by S1
Titration tank in；
S2 is passed through nitrogen into reaction kettle, and after displacing air, 70 parts 100 DEG C of deionized water is added, starts stirring simultaneously
It keeps to reaction terminating；
S3, after deionized water is cooled to 75 DEG C, 1 part of ammonium persulfate of addition, 3 parts of polyacrylamide, after mixing evenly,
15 parts of butadiene, 30 parts of vinyltoluenes and 2 parts of ethylacrylic acids are added dropwise in 2h into reaction kettle, during dropwise addition in reaction kettle
Solution temperature is maintained at 83 DEG C；
S4, after being added dropwise to complete, 2 parts of γ-glycidyl ether oxygen propyl trimethoxy silicane of addition, 4 parts of polyacrylic acid sodium salt,
After mixing evenly, remaining butadiene, vinyltoluene, ethyl is added dropwise in 8 parts of modified glass-fiber in 1~3h into reaction kettle
Acrylic acid and ammonium persulfate, solution temperature is maintained at 83 DEG C of stirrings, stirring rate 50rpm in reaction kettle during dropwise addition；
S5, after fully reacting, in 81 DEG C of N220min is kept in atmosphere, reduces temperature to room temperature, discharging；It is aforementioned each anti-
Answering the ratio between substance is the ratio between mass fraction.
The lotion that measurement embodiment 5~7 obtains, obtains testing result such as following table：
Wherein, detection method is as follows using standard：
Total solid content：SHT1154-1999(2005)；Viscosity：SH/T1152-92；Mechanical stability：SH/T1151-
92.Residual volatile content of organics is tested using gas chromatography, and design parameter is as follows：Chromatographic column, DB-624 column (60m ×
0.25mm×1.4μm)；Injector temperature：235℃；Carrier gas, high-pure helium；Flow velocity：1.0ml/min；Split ratio, 10:1：Column temperature liter
Warm program, initial 40 DEG C, keep 1min, after being warming up to 120 DEG C with 5min, be then warming up to 150 DEG C with 3 DEG C/min, then with
15 DEG C/min is warming up to 230 DEG C, keeps 8min.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (9)
1. a kind of grid cloth latex of fiber reinforcement-containing, which is characterized in that its composition of raw materials is by weight by following substance
Composition：100 parts of monomer, 6~8 parts of initiator, 1~3 part of coupling agent, 2~4 parts of emulsifier, 3~6 parts of wetting agent, modified glass fibre
3~12 parts and 60~80 parts of deionized water of dimension, 100 parts of monomers are by 25~50 parts of butadiene, 42~74 parts of vinyltoluenes
It is formed with 1~8 part of unsaturated carboxylic acid function monomer, the unsaturated carboxylic acid function monomer is acrylic acid, methacrylic acid, ethyl
One of acrylic acid and itaconic acid are a variety of.
2. the grid cloth latex of fiber reinforcement-containing according to claim 1, which is characterized in that the initiator is water
Dissolubility heat decomposition type persulfuric acid salt.
3. the grid cloth latex of fiber reinforcement-containing according to claim 1, which is characterized in that the coupling agent is second
Three tert-butyl peroxide silane of alkenyl, 3-aminopropyltriethoxysilane, γ-glycidyl ether oxygen propyl trimethoxy silicane
At least one of with N- β-(aminoethyl)-γ-aminopropyltriethoxy dimethoxysilane.
4. the grid cloth latex of fiber reinforcement-containing according to claim 1, which is characterized in that the emulsifier is hydroxyl
At least one of alkyl sulfonic acids sodium, diisooctyl Succinate sodium sulfonate and polyacrylamide.
5. the grid cloth latex of fiber reinforcement-containing according to claim 1, which is characterized in that the wetting agent is Asia
At least one of methyl sodium dinaphthalenesulfonate, ammonium polyacrylate salt and polyacrylic acid sodium salt.
6. the grid cloth latex of fiber reinforcement-containing according to claim 1, which is characterized in that the modified glass fibre
Dimension is prepared as follows：
Glass fibre and dehydrated alcohol are added in ultrasonic reactor, filter after ultrasonic oscillation 15min, obtain surface by S1
It is impregnated with the glass fibre of dehydrated alcohol；
The obtained glass fibre of step S1 is placed in Muffle furnace by S2, under conditions of 400~460 DEG C, 20~40min of calcination；
50ml deionized water is added in S3, the glass fibre that step S2 is obtained, and pH adjusting agent is added and adjusts pH to 8~10；
Acrylic acid, water-soluble heat decomposition type persulfuric acid salt initiator and silane coupled are added into step S3 acquired solution by S4
Agent is stirred to react 1~3h under the conditions of 80~86 DEG C, filters after the reaction was completed, and filter residue is washed with the waste liquid that step S1 is generated
Twice, then with dehydrated alcohol it washes twice；
S5, N of the glass fibre that step S4 is obtained at 80~82 DEG C2Modified glass-fiber is dried to obtain in atmosphere.
7. the grid cloth latex of fiber reinforcement-containing according to claim 6, which is characterized in that in step s 4,
After stirring 30s in one direction in reaction process, 30s is inversely stirred, such circulation stirring reacts 1~3h.
8. the grid cloth latex of fiber reinforcement-containing according to claim 6, which is characterized in that in step s 4, institute
Stating silane coupling agent is three tert-butyl peroxide silane of vinyl, 3-aminopropyltriethoxysilane, γ-glycidyl ether oxygen
At least one of propyl trimethoxy silicane and N- β-(aminoethyl)-γ-aminopropyltriethoxy dimethoxysilane.
9. a kind of preparation method of the grid cloth latex of fiber reinforcement-containing, which is characterized in that include the following steps：
S1, by 25~50 parts of butadiene, 42~74 parts of vinyltoluenes, 1~8 part of unsaturated carboxylic acid function monomer and initiator 2
~4 parts are separately added into different titration tanks；
S2 is passed through nitrogen into reaction kettle, and after displacing air, 60~80 parts 100 DEG C of deionized water is added, starts stirring simultaneously
It keeps to reaction terminating；
S3, after deionized water is cooled to 70~80 DEG C, 1~2 part of initiator of addition, 2~4 parts of emulsifier, after mixing evenly,
10~20 parts of butadiene, 20~42 parts of vinyltoluenes and 0.4~4 part of unsaturated carboxylic acid function is added dropwise in 1~3h into reaction kettle
Energy monomer, solution temperature is maintained at 80~86 DEG C in reaction kettle during dropwise addition；
S4 after being added dropwise to complete, is added 1~3 part of coupling agent, 3~6 parts of wetting agent, 3~12 parts of modified glass-fiber stir evenly
Afterwards, remaining butadiene, vinyltoluene, unsaturated carboxylic acid function monomer and initiator is added dropwise into reaction kettle in 1~3h,
Solution temperature is maintained at 80~86 DEG C of stirrings in reaction kettle during dropwise addition, and stirring rate is 40~60rpm；
S5, after fully reacting, in 80~82 DEG C of N215min~20min is kept in atmosphere, reduces temperature to room temperature, discharging；Before
Stating the ratio between each reactive material is the ratio between mass fraction.
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|---|---|---|---|
| CN201810546522.XA CN108822242A (en) | 2018-05-31 | 2018-05-31 | A kind of grid cloth latex of fiber reinforcement-containing and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115182200A (en) * | 2022-06-16 | 2022-10-14 | 浙江夏王纸业有限公司 | Controllable-expansion-rate decorative base paper and preparation method thereof |
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| CN103669005A (en) * | 2013-11-30 | 2014-03-26 | 山东永泰化工有限公司 | Alkali-resistant glass fiber gridding cloth coating and preparation method thereof |
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Application publication date: 20181116 |