CN104927355A - Preparation method for film-like ternary composite of polyphenylene sulfide, polytetrafluoroethylene and glass fabric cloth - Google Patents
Preparation method for film-like ternary composite of polyphenylene sulfide, polytetrafluoroethylene and glass fabric cloth Download PDFInfo
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- CN104927355A CN104927355A CN201510253859.8A CN201510253859A CN104927355A CN 104927355 A CN104927355 A CN 104927355A CN 201510253859 A CN201510253859 A CN 201510253859A CN 104927355 A CN104927355 A CN 104927355A
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- polyphenylene sulfide
- tetrafluoroethylene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
- C08L23/0892—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms containing monomers with other atoms than carbon, hydrogen or oxygen atoms
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/14—Homopolymers or copolymers of vinyl fluoride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/16—Homopolymers or copolymers or vinylidene fluoride
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C08L27/18—Homopolymers or copolymers or tetrafluoroethene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
- C08L81/02—Polythioethers; Polythioether-ethers
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- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention discloses a preparation method for a film-like ternary composite of polyphenylene sulfide, polytetrafluoroethylene and glass fabric cloth. The method comprises the following steps of : (1) making a solution A from the polyphenylene sulfide, and the solution A has 30-50% of solid polyphenylene sulfide; (2) preparing a mixed solution of different proportions from the above solution A and polytetrafluoroethylene resin dispersion B as is required, and making the mixed solution of different proportions of the polyphenylene sulfide and the polytetrafluoroethylene; (3) dipping the glass fabric cloth in the above mixed solution, and performing a dipping-drying-sintering process until N times as is required and obtaining the film-like ternary composite of polyphenylene sulfide, polytetrafluoroethylene and glass fabric cloth. The film-like ternary composite of polyphenylene sulfide, polytetrafluoroethylene and glass fabric cloth prepared by the invention enhances bond strength between the polytetrafluoroethylene and the glass fabric cloth, therefore expanding use scope of the composite.
Description
Technical field
The present invention relates to a kind of preparation method, is specifically a kind of polyphenylene sulfide, tetrafluoroethylene and glasscloth film
The preparation method of shape trielement composite material.
Background technology
Tetrafluoroethylene is the macromolecular compound containing fluorine atom in molecular backbone chain, because in molecule, C-F key has height
Ionic dissociation energy, and fluorine atom high electronegativity and shielding effect, making it have excellent high and low temperature resistance and chemical stability, and have good dielectric properties, non-adhesive, low abrasiveness, weathering resistance, uninflammability and oilness, is the macromolecular material that a kind of performance is very excellent.
Polytetrafluoroethylglass glass fiber cloth be with suspension injecting tetrafluoroethylene (being commonly called as King) emulsion for raw material, flood high
The cloth of quality glass cloth is a kind of high-performance, multiduty composite products.There is following excellent properties: 1, can be used for low temperature-196 DEG C, between high temperature 300 DEG C, there is weathering resistance.2, Abherent, not easily adheres to any material.3, resistance to chemical attack, the corrosion of ability strong acid, highly basic, chloroazotic acid and various organic solvent.4, frictional coefficient is low, is the optimal selection of oil-free self lubrication.5, transmittance reaches 6 ~ 13%.6, there is high insulating property, antiultraviolet, anti-electrostatic.7, intensity is high.Therefore the fields such as aviation, papermaking, food, environmental protection, printing and dyeing, clothes, chemical industry, glass, medicine, electronics, insulation, building (ceiling membrane structure base cloth), emery wheel section, machinery are widely used in.Can be used for anticorrosion coated, liner and liner, antiseized travelling belt, high-frequency copper-clad plate, building film material, insulating material, microwave drying conveying belt, type flexible compensator, friction materials etc. but due to tetrafluoroethylene (PTFE) performance own, cause tetrafluoroethylene (PTFE) poor especially with the bonding properties of glasscloth, thus time special after a certain period of use time under external force directly contacts, tetrafluoroethylene (PTFE) comes off from glasscloth, causes shorten work-ing life.
Thus seeking a kind of method to the bonding force strengthened between tetrafluoroethylene (PTFE) and glasscloth extends
The work-ing life of material, beyond doubt when the technical problem that last item is great.
Summary of the invention
The object of the invention is the tetrafluoro second for existing in the above tetrafluoroethylene, glasscloth matrix material
This deficiency of bonding properties difference of alkene and glasscloth, provides a kind of preparation method of the polyphenylene sulfide, tetrafluoroethylene and the membranaceous trielement composite material of glasscloth that strengthen its engaging force.
Technical solution of the present invention is, provides a kind of polyphenylene sulfide, tetrafluoroethylene and glasscloth membranaceous three
The preparation method of unit's matrix material, it is composited by polyphenylene sulfide, tetrafluoroethylene and glasscloth, and its step is as follows,
(1), by quantitative polyphenylene sulfide insert in horizontal ball milling, and add appropriate distilled water and industrial spirit, grinding
24 to 48 hours, and filter with 80 order stainless steel meshs, make the solution that polyphenylene sulfide solids content is 30-50%
A ；
(2), by above-mentioned solution A and teflon resin dispersion liquid B, be made into the mixing solutions of different ratios on request, stir 1 ~ 2 hour, make the polyphenylene sulfide of different ratio, tetrafluoroethylene mixing solutions M1, M2 ...., Mn, the mixing solutions from M1 to Mn, its polyphenylene sulfide content reduces successively, until be zero;
(3), glasscloth be impregnated in above-mentioned mixing solutions M1 and carry out first time dipping--drying--sintering circuit;
Then the above-mentioned once sintered film material passing through first time dipping--drying--sintering circuit be impregnated in mixing solutions M2
Carry out second time dipping--drying--sintering circuit; As requested until the N time dipping--drying--sintering circuit, obtain required polyphenylene sulfide/tetrafluoroethylene and the membranaceous trielement composite material of glasscloth.
Further, its weight-average molecular weight (Mw, x104)≤3.0 of the polyphenylene sulfide in step (1), ash content≤2.5 (%), moisture≤0.5, the rotating speed of horizontal ball milling is 5 ~ 200 revs/min.
As preferably, the polyphenylene sulfide in step (2), tetrafluoroethylene mixing solutions M1, M2 ...., in Mn, in M1, solution A is 0.5 ~ 3 to 1 with the volume ratio of solution B.
As preferably, in step (2), n is 1 ~ 10.
As preferably, in step (3), the drying temperature of dipping--drying--sintering circuit controls at 90 ~ 100 DEG C,
Sintering temperature controls at 370 ~ 390 DEG C.
As preferably, adopt vertical consecutive sintering furnace or horizontal continuous fritting furnace in step (3), sintering time controls
2 ~ 10 minutes; Process velocity controls at 0.5 ~ 6 m/min.
As preferably, in step (3), the temperature of mixing solutions Mn controls at 20 ~ 25 DEG C.
As preferably, in step (2), polyphenylene sulfide, the tetrafluoroethylene mixing solutions of different ratio leave standstill 10 ~ 20 hours at not higher than the temperature of 20 ~ 25 DEG C.
As preferably, the dispersion liquid B in step (2) is teflon resin, tetrafluoroethylene-R 1216 copolymerization
Thing, voltalef, polyvinylidene difluoride (PVDF), fluorinated ethylene propylene, ethene-chlorotrifluoroethylene, ethene-TFE copolymer, tetrafluoroethylene-perfluoroalkyl vinyl ether multipolymer, vinylidene-chlorotrifluoroethylene, tetrafluoroethylene-R 1216-perfluoroalkyl vinyl ether multipolymer, any one in perfluorinated sulfonic resin and vinylidene-hexafluoro-isobutene multipolymer.
Compared with prior art, the present invention has the following advantages: the present invention is at polyphenylene sulfide/tetrafluoroethylene and glass
In the membranaceous trielement composite material production process of cloth, the polyphenylene sulfide/tetrafluoroethylene mixing solutions of employing different ratios
Replace the tetrafluoroethylene mixing solutions that tradition is pure, adopt the higher mixing of polyphenylene sulfide content when the first double-steeping sintering
Solution, then lowers polyphenylene sulfide content successively, so not only maintains the tetrafluoroethylene on membranaceous trielement composite material surface
Splendid chemical stability, extremely low coefficient of friction, wide use temperature, fabulous ageing-resistant performance, the premium properties such as nontoxic, pollution-free, and significantly enhance tetrafluoroethylene and glasscloth bonding strength.
Embodiment:
With regard to embodiment, the invention will be further described below.
Embodiment
A preparation method for the membranaceous trielement composite material of polyphenylene sulfide, tetrafluoroethylene and glasscloth, it is by gathering
Diphenyl sulfide, tetrafluoroethylene and glasscloth are composited, and its step is as follows,
(1) coating level polyphenylene sulfide is inserted in horizontal ball milling, and add appropriate distilled water and industrial spirit, grinding
48 hours, and filter with 80 order stainless steel meshs, the polyphenylene sulfide solids content made is 30% (weight percent
Than) solution A; And storage temperature is that 20 ~ 25 DEG C of indoor are for subsequent use; Here coating level polyphenylene sulfide mainly refers to its weight-average molecular weight (Mw, x104)≤3.0, ash content≤2.5 (%), the polyphenylene sulfide of moisture≤0.5;
(2), by above-mentioned solution A and teflon resin dispersion liquid (solids content is 60%) B, be made on request
The mixing solutions of different ratios, stirs 1 ~ 2 hour, makes different ratio polyphenylene sulfide/tetrafluoroethylene mixing solutions
M1, M2 ...., M5, and storage temperature is that 20 ~ 25 DEG C of indoor are for subsequent use; Mixing solutions M1, M2 ...., in M5, the volume ratio of solution A/solution B is respectively 1,0.5,0.2,0 and 0;
(3) volume ratio that, then glasscloth be impregnated in above-mentioned solution A/solution B is respectively 1,0.5,0.2,0
With carry out in 0 mixing solutions continuous 5 times dipping--drying--sintering circuits, drying temperature controls at 100 DEG C, and sintering temperature controls at 380 DEG C; Sintering time controls at 3 minutes; Process velocity controls at 1 m/min, obtains required polyphenylene sulfide/tetrafluoroethylene and the membranaceous trielement composite material of glasscloth.In the present embodiment, sintering oven adopts vertical three Room continuous fritting furnaces.
By obtained polyphenylene sulfide/tetrafluoroethylene final after above-mentioned steps and the membranaceous tri compound of glasscloth
Material, its tensile strength is 4350 after testing, improves 32% than the tetrafluoroethylene by produced in conventional processes/glasscloth matrix material, and obviously strengthens in functions such as surface hardnesses.
Claims (9)
1. a preparation method for the membranaceous trielement composite material of polyphenylene sulfide, tetrafluoroethylene and glasscloth, its feature exists
In: it is composited by polyphenylene sulfide, tetrafluoroethylene and glasscloth, and its step is as follows,
(1), by quantitative polyphenylene sulfide insert in horizontal ball milling, and add appropriate distilled water and industrial spirit, grinding 24
To 48 hours, and filter with 80 order stainless steel meshs, make the solution A that polyphenylene sulfide solids content is 30-50%;
(2), by above-mentioned solution A and teflon resin dispersion liquid B, be made into the mixing solutions of different ratios on request, stir
Mix 1 ~ 2 hour, make the polyphenylene sulfide of different ratio, tetrafluoroethylene mixing solutions M1, M2 ...., Mn, the mixing solutions from M1 to Mn, its polyphenylene sulfide content reduces successively, until be zero;
(3), glasscloth be impregnated in above-mentioned mixing solutions M1 and carry out first time dipping--drying--sintering circuit; Then
The above-mentioned once sintered film material passing through first time dipping--drying--sintering circuit be impregnated in mixing solutions M2 carry out
Second time dipping--drying--sintering circuit; As requested until the N time dipping--drying--sintering circuit, obtain required polyphenylene sulfide/tetrafluoroethylene and the membranaceous trielement composite material of glasscloth.
2. according to the membranaceous tri compound material of a kind of polyphenylene sulfide, tetrafluoroethylene and the glasscloth described in claim 1
The preparation method of material, it is characterized in that: its weight-average molecular weight (Mw, x104)≤3.0 of the polyphenylene sulfide in step (1), ash content≤2.5 (%), moisture≤0.5, the rotating speed of horizontal ball milling is 5 ~ 200 revs/min.
3. according to the membranaceous tri compound material of a kind of polyphenylene sulfide, tetrafluoroethylene and the glasscloth described in claim 1
The preparation method of material, is characterized in that: the polyphenylene sulfide in step (2), tetrafluoroethylene mixing solutions M1, M2 ...., in Mn, in M1, solution A is 0.5 ~ 3 to 1 with the volume ratio of solution B.
4. according to the membranaceous trielement composite material of a kind of polyphenylene sulfide, tetrafluoroethylene and glasscloth described in claim 1
Preparation method, it is characterized in that: in step (2), n is 1 ~ 10.
5. according to the membranaceous trielement composite material of a kind of polyphenylene sulfide, tetrafluoroethylene and glasscloth described in claim 1
Preparation method, it is characterized in that: in step (3), dipping--drying--sintering circuit drying temperature control at 90 ~ 100 DEG C, sintering temperature controls at 370 ~ 390 DEG C.
6. according to the membranaceous trielement composite material of a kind of polyphenylene sulfide, tetrafluoroethylene and glasscloth described in claim 1
Preparation method, it is characterized in that: adopt vertical consecutive sintering furnace or horizontal continuous fritting furnace in step (3), sintering time controls at 2 ~ 10 minutes; Process velocity controls at 0.5 ~ 6 m/min.
7. according to the membranaceous trielement composite material of a kind of polyphenylene sulfide, tetrafluoroethylene and glasscloth described in claim 1
Preparation method, it is characterized in that: in step (3), the temperature of mixing solutions Mn controls at 20 ~ 25 DEG C.
8. according to the membranaceous trielement composite material of a kind of polyphenylene sulfide, tetrafluoroethylene and glasscloth described in claim 1
Preparation method, it is characterized in that: in step (2), the polyphenylene sulfide of different ratio, tetrafluoroethylene mixing solutions leave standstill 10 ~ 20 hours at not higher than the temperature of 20 ~ 25 DEG C.
9. according to the preparation method of the membranaceous trielement composite material of a kind of polyphenylene sulfide, tetrafluoroethylene and glasscloth described in claim 1, it is characterized in that: the dispersion liquid B in step (2), is teflon resin, tetrafluoroethylene-hexafluoro
Any one in propylene copolymer, voltalef, polyvinylidene difluoride (PVDF), fluorinated ethylene propylene, ethene-chlorotrifluoroethylene, ethene-TFE copolymer, tetrafluoroethylene-perfluoroalkyl vinyl ether multipolymer, vinylidene-chlorotrifluoroethylene, tetrafluoroethylene-R 1216-perfluoroalkyl vinyl ether multipolymer, perfluorinated sulfonic resin and vinylidene-hexafluoro-isobutene multipolymer.
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| CN201510253859.8A CN104927355A (en) | 2015-05-19 | 2015-05-19 | Preparation method for film-like ternary composite of polyphenylene sulfide, polytetrafluoroethylene and glass fabric cloth |
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| CN201510253859.8A CN104927355A (en) | 2015-05-19 | 2015-05-19 | Preparation method for film-like ternary composite of polyphenylene sulfide, polytetrafluoroethylene and glass fabric cloth |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112189034A (en) * | 2018-05-25 | 2021-01-05 | 大金工业株式会社 | Resin composition |
| CN113103694A (en) * | 2020-01-13 | 2021-07-13 | 北京服装学院 | Preparation method of novel imitation leather environment-friendly fabric |
-
2015
- 2015-05-19 CN CN201510253859.8A patent/CN104927355A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112189034A (en) * | 2018-05-25 | 2021-01-05 | 大金工业株式会社 | Resin composition |
| CN112189034B (en) * | 2018-05-25 | 2023-08-25 | 大金工业株式会社 | resin composition |
| CN113103694A (en) * | 2020-01-13 | 2021-07-13 | 北京服装学院 | Preparation method of novel imitation leather environment-friendly fabric |
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Application publication date: 20150923 |