CN106566141A - Glass micro-powder modified ternary fluorubber nonmetal compensator and production method thereof - Google Patents

Glass micro-powder modified ternary fluorubber nonmetal compensator and production method thereof Download PDF

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Publication number
CN106566141A
CN106566141A CN201610966218.1A CN201610966218A CN106566141A CN 106566141 A CN106566141 A CN 106566141A CN 201610966218 A CN201610966218 A CN 201610966218A CN 106566141 A CN106566141 A CN 106566141A
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parts
glass fiber
fiber cloth
micron order
alkali
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Inventor
张万宝
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Dangtu Jinlong Machinery Co Ltd
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Dangtu Jinlong Machinery Co Ltd
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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
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/06—Pretreated ingredients and ingredients covered by the main groups C08K3/00 - C08K7/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/40—Glass
    • 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
    • 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
    • C08K7/08—Oxygen-containing compounds
    • 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
    • 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
    • C08K9/02—Ingredients treated with inorganic substances
    • 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
    • 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
    • C08K9/08—Ingredients agglomerated by treatment with a binding agent
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L51/00—Expansion-compensation arrangements for pipe-lines

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)
  • Reinforced Plastic Materials (AREA)

Abstract

The invention discloses a glass micro-powder modified ternary fluorubber nonmetal compensator. The glass micro-powder modified ternary fluorubber nonmetal compensator is produced from a proper amount of ternary fluorubber, 100-110 parts of an alkali-free bulk yarn glass fiber fabric, 50-55 parts of a vinylidene fluoride-hexafluoropropene copolymer, 200-220 parts of acetone, 2-2.5 parts of benzyltriethylammonium chloride, 80-85 parts of a 5-5.5 wt% aqueous potassium hydroxide solution, 110-120 parts of a 30-31 wt% aqueous hydrogen peroxide solution, a proper amount of a 36-38 wt% aqueous hydrochloric acid solution, 3-3.5 parts of zinc oxide whiskers, 6-6.5 parts of glass micro-powder, 1.2-1.5 parts of lithium silicate and 1.3-1.5 parts of organic trifluoromethanesulfonate. The glass micro-powder is modified with the lithium silicate and the organic trifluoromethanesulfonate, so the dispersivity of the glass powder in the rubber is improved, and the wear resistance, the high temperature resistance, the oxidation resistance and the chemical corrosion resistance of the rubber are improved.

Description

A kind of modified ternary fluororubber non-metal compensator of micron order glass dust and its preparation Method
Technical field
The present invention relates to non-metal compensator technical field, more particularly to a kind of modified ternary fluororubber of micron order glass dust Non-metal compensator and preparation method thereof.
Background technology
Non-metal compensator also cry fabric compensator, non-metal expansion joint or it is nonmetallic be flexible coupling, with Multi-directional compensating, inhale Receive that displacement is big, do not rebound, external skin temperatures are low, heat-insulated, damping, reduce noise, high temperature resistant, corrosion-resistant, wear-resistant, quality it is little, Low cost, it is convenient to install and maintain the advantages of.Non-metal compensator as a kind of flexible connecting element, be widely used in mine, metallurgy, In the fluid-transporting tubing and equipment of the industries such as electric power, cement, building materials, nuclear energy, petrochemical industry.
In recent years, the material of China's non-metal compensator, structure, production technology and application are all evolving.It is existing Non-metal compensator Applicable media from initial low-temperature zone smoke development to high temperature, high pressure, high corrosion gas, liquid and Solid blending agent.The non-metal compensator generally existing that the most of desulphurization plants of China and boiler air and gas system are used uses the longevity Life is short, seepage is serious, change the high problem of inconvenience and maintenance cost.The novel non-metal compensator of this application is developed, The performance of non-metal compensator is improved, the growing market demand is met, it has also become problem demanding prompt solution.
The bad adhesion of rubber and glass fibre, although《The development of ternary fluororubber non-metal compensator》One text uses silicon Alkane coupling agent is surface-treated to glass fibre, but in high temperature, high pressure, high corrosion gas, liquid and solid blending agent In, silane coupler easily decomposes so that glass fibre is separated with rubber, reduces the intensity of material, seepage is caused, using the longevity Life shortens, and needs to improve, in addition it is also necessary to which wearability, resistance to elevated temperatures, non-oxidizability and the anti-chemistry for improving non-metal compensator is rotten Corrosion.
The content of the invention
The object of the invention is exactly to make up the defect of prior art, there is provided a kind of modified ternary fluorine rubber of micron order glass dust Glue non-metal compensator and preparation method thereof.
The present invention is achieved by the following technical solutions：
A kind of modified ternary fluororubber non-metal compensator of micron order glass dust, is prepared by the raw materials in：Ternary fluorine Appropriate rubber, alkali-free buiky yarn glass fiber cloth 100-110, vinylidene fluoride-hexafluoropropylene copolymer 50-55, acetone 200- 220th, benzyltriethylammoinium chloride 2-2.5,5-5.5wt% potassium hydroxide aqueous solutions 80-85,30-31wt% aqueous hydrogen peroxide solution 110-120,36-38wt% aqueous hydrochloric acid solution is appropriate, ZnOw 3-3.5, micron order glass dust 6-6.5, Lithium metasilicate 1.2- 1.5th, organic triflate 1.3-1.5.
The preparation method of the modified ternary fluororubber non-metal compensator of the micron order glass dust, comprises the following steps：
（1）Vinylidene fluoride-hexafluoropropylene copolymer and acetone are mixed to into dissolving, benzyltriethylammoinium chloride, oxygen is added Change zinc whisker, stir, add 5-5.5wt% potassium hydroxide aqueous solutions and stir, add 30-31wt% hydrogen peroxide water Solution stirring is uniform, adds alkali-free buiky yarn glass fiber cloth, shakes stirring reaction 4-5 hour, uses 36-38wt% salt It is neutrality that aqueous acid adjusts pH value, takes out alkali-free buiky yarn glass fiber cloth, is dried, and is put into valve bag, carries out irradiation, is inhaled Receipts dosage is 78-82kGy, obtains modified alkali-free buiky yarn glass fiber cloth；
（2）By micron order glass dust, Lithium metasilicate, the mixing of organic triflate, grinding is uniform, obtains mixed material；
（3）Ternary fluororubber is mixed with mixed material, is kneaded, melting temperature is 110-120 DEG C, carries out hacking, mill The condition of machine bottom sheet is：Roller temperature 40-50 DEG C, film stock thickness is 2-3mm；
（4）Film and glass fiber cloth are stacked in the form of the cloth of three glue two, tape stock is pressed on vulcanizing press, filled Enter mould molding, then vulcanized, sulfide stress is 2.5-3MPa, cure time is 12-15min, is obtained final product.
The preparation method of the modified ternary fluororubber non-metal compensator of the micron order glass dust, film and glass fibre are knitted Thing width is 495-505mm, and the overlapping thickness of the cloth of three glue two is 6.2-6.7mm；It is pressed into the heating-up temperature of base heat seal flat board For 110-130 DEG C, pressure is 1.5-1.6MPa, and the time is 3-4min；Tape stock width is 495-505mm, and thickness is（6.0 ±0.2）5.8-6.2mm.
It is an advantage of the invention that：The present invention is using vinylidene fluoride-hexafluoropropylene copolymer in alkali-free buiky yarn glass fibre Polyreaction is carried out on fabric, the adhesion strength of ternary fluororubber and glass fibre is improve, ZnOw improves rubber Thermostability and intensity, the adhesion strength for further improving, prevent seepage；By using Lithium metasilicate, organic triflate Micron order glass dust is modified, dispersibility of the glass dust in rubber is improve, wearability, the high temperature resistant of rubber is improve Performance, non-oxidizability and resistance to chemical corrosion.
Specific embodiment
The modified ternary fluororubber non-metal compensator of a kind of micron order glass dust, by following weight portion（Kilogram）Raw material system Into：Appropriate ternary fluororubber, alkali-free buiky yarn glass fiber cloth 100, vinylidene fluoride-hexafluoropropylene copolymer 50, acetone 200th, benzyltriethylammoinium chloride 2,5wt% potassium hydroxide aqueous solutions 80,30wt% aqueous hydrogen peroxide solutions 110,36wt% hydrochloric acid are water-soluble Appropriate liquid, ZnOw 3, micron order glass dust 6, Lithium metasilicate 1.2, organic triflate 1.3.
The preparation method of the modified ternary fluororubber non-metal compensator of the micron order glass dust, comprises the following steps：
（1）Vinylidene fluoride-hexafluoropropylene copolymer and acetone are mixed to into dissolving, benzyltriethylammoinium chloride, oxygen is added Change zinc whisker, stir, add 5wt% potassium hydroxide aqueous solutions and stir, add 30wt% aqueous hydrogen peroxide solutions and stir Mix uniform, add alkali-free buiky yarn glass fiber cloth, shake 4 hours of stirring reaction, adjusted with 36wt% aqueous hydrochloric acid solutions PH value is neutrality, takes out alkali-free buiky yarn glass fiber cloth, is dried, and is put into valve bag, carries out irradiation, and absorbed dose are 78kGy, obtains modified alkali-free buiky yarn glass fiber cloth；
（2）By micron order glass dust, Lithium metasilicate, the mixing of organic triflate, grinding is uniform, obtains mixed material；
（3）Ternary fluororubber is mixed with mixed material, is kneaded, melting temperature is 110 DEG C, hacking is carried out, under mill The condition of piece is：40 DEG C of roller temperature, film stock thickness is 2mm；
（4）Film and glass fiber cloth are stacked in the form of the cloth of three glue two, tape stock is pressed on vulcanizing press, filled Enter mould molding, then vulcanized, sulfide stress is 2.5MPa, cure time is 12min, is obtained final product.
The preparation method of the modified ternary fluororubber non-metal compensator of the micron order glass dust, film and glass fibre are knitted Thing width is 495mm, and the overlapping thickness of the cloth of three glue two is 6.2mm；The heating-up temperature for being pressed into base heat seal flat board is 110 DEG C, Pressure is 1.5MPa, and the time is 3min；Tape stock width is 495mm, and thickness is（6.0±0.2）5.8mm.
Experimental data：
The Shao Er A type hardness testers of the non-metal compensator of the embodiment are 85 degree of degree, tensile strength 13.5MPa, and tearing strength is 31.5kN/m, breaks permanent deformation 355%, toluene soak（23 ℃×70 h）Afterwards expansion rate is 19.5%, density 1.88g/cm3, Shao Er A type hardness testers change 6.5 degree after 260 DEG C × 70 h hot air agings, tensile strength rate of descent 18.5%, under elongation rate of tensile failure Drop rate 22%.

Claims (3)

1. the modified ternary fluororubber non-metal compensator of a kind of micron order glass dust, it is characterised in that：By the original of following weight portion Material is made：Appropriate ternary fluororubber, alkali-free buiky yarn glass fiber cloth 100-110, vinylidene fluoride-hexafluoropropylene copolymer 50-55, acetone 200-220, benzyltriethylammoinium chloride 2-2.5,5-5.5wt% potassium hydroxide aqueous solution 80-85,30-31wt% Aqueous hydrogen peroxide solution 110-120,36-38wt% aqueous hydrochloric acid solution is appropriate, ZnOw 3-3.5, micron order glass dust 6-6.5, Lithium metasilicate 1.2-1.5, organic triflate 1.3-1.5.
2. the preparation method of the modified ternary fluororubber non-metal compensator of micron order glass dust according to claim 1, it is special Levy is to comprise the following steps：
（1）Vinylidene fluoride-hexafluoropropylene copolymer and acetone are mixed to into dissolving, benzyltriethylammoinium chloride, oxygen is added Change zinc whisker, stir, add 5-5.5wt% potassium hydroxide aqueous solutions and stir, add 30-31wt% hydrogen peroxide water Solution stirring is uniform, adds alkali-free buiky yarn glass fiber cloth, shakes stirring reaction 4-5 hour, uses 36-38wt% salt It is neutrality that aqueous acid adjusts pH value, takes out alkali-free buiky yarn glass fiber cloth, is dried, and is put into valve bag, carries out irradiation, is inhaled Receipts dosage is 78-82kGy, obtains modified alkali-free buiky yarn glass fiber cloth；
（2）By micron order glass dust, Lithium metasilicate, the mixing of organic triflate, grinding is uniform, obtains mixed material；
（3）Ternary fluororubber is mixed with mixed material, is kneaded, melting temperature is 110-120 DEG C, carries out hacking, mill The condition of machine bottom sheet is：Roller temperature 40-50 DEG C, film stock thickness is 2-3mm；
（4）Film and glass fiber cloth are stacked in the form of the cloth of three glue two, tape stock is pressed on vulcanizing press, filled Enter mould molding, then vulcanized, sulfide stress is 2.5-3MPa, cure time is 12-15min, is obtained final product.
3. the preparation method of the modified ternary fluororubber non-metal compensator of micron order glass dust according to claim 2, it is special Levy and be：Film and glass fiber cloth width are 495-505mm, and the overlapping thickness of the cloth of three glue two is 6.2-6.7mm；It is pressed into The heating-up temperature of base heat seal flat board is 110-130 DEG C, and pressure is 1.5-1.6MPa, and the time is 3-4min；Tape stock width For 495-505mm, thickness is（6.0±0.2）5.8-6.2mm.
CN201610966218.1A 2016-10-28 2016-10-28 Glass micro-powder modified ternary fluorubber nonmetal compensator and production method thereof Pending CN106566141A (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101220190A (en) * 2007-11-23 2008-07-16 广州机械科学研究院 Fluororubber cloth clamp combination V seal ring and method for producing the same
CN101423618A (en) * 2008-12-19 2009-05-06 中国航空工业第一集团公司北京航空材料研究院 Method for preparing rigid three-dimensional crystal whisker interlayer modified continuous fiber composite material
CN103360687A (en) * 2013-06-20 2013-10-23 安徽春辉仪表线缆集团有限公司 High-durability sealing gasket made of kaolin/ethylene-propylene-diene monomer rubber and production method of high-durability sealing gasket
CN103496229A (en) * 2013-08-13 2014-01-08 常州大学 High-temperature resistant oil well rubber sealing ring material and preparation method thereof
CN104844973A (en) * 2015-05-29 2015-08-19 合肥得润电子器件有限公司 Wear-resistant heat-resistant fluororubber modified PVC (polyvinyl chloride) cable material for automobile wire harnesses and preparation method thereof
CN105111640A (en) * 2015-08-10 2015-12-02 安徽锦洋氟化学有限公司 High-elasticity compression permanent set-resistant fluororubber gasket and preparation method therefor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101220190A (en) * 2007-11-23 2008-07-16 广州机械科学研究院 Fluororubber cloth clamp combination V seal ring and method for producing the same
CN101423618A (en) * 2008-12-19 2009-05-06 中国航空工业第一集团公司北京航空材料研究院 Method for preparing rigid three-dimensional crystal whisker interlayer modified continuous fiber composite material
CN103360687A (en) * 2013-06-20 2013-10-23 安徽春辉仪表线缆集团有限公司 High-durability sealing gasket made of kaolin/ethylene-propylene-diene monomer rubber and production method of high-durability sealing gasket
CN103496229A (en) * 2013-08-13 2014-01-08 常州大学 High-temperature resistant oil well rubber sealing ring material and preparation method thereof
CN104844973A (en) * 2015-05-29 2015-08-19 合肥得润电子器件有限公司 Wear-resistant heat-resistant fluororubber modified PVC (polyvinyl chloride) cable material for automobile wire harnesses and preparation method thereof
CN105111640A (en) * 2015-08-10 2015-12-02 安徽锦洋氟化学有限公司 High-elasticity compression permanent set-resistant fluororubber gasket and preparation method therefor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
裴群: "三元氟橡胶非金属补偿器的研制", 《橡胶科技》 *

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