CN109320965A - A kind of high temperature resistant silicon sebific duct - Google Patents
A kind of high temperature resistant silicon sebific duct Download PDFInfo
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- CN109320965A CN109320965A CN201811184315.0A CN201811184315A CN109320965A CN 109320965 A CN109320965 A CN 109320965A CN 201811184315 A CN201811184315 A CN 201811184315A CN 109320965 A CN109320965 A CN 109320965A
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- high temperature
- temperature resistant
- sebific duct
- composite superfine
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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
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
Abstract
The invention discloses a kind of high temperature resistant silicon sebific ducts, its raw material includes: 80-180 parts of silicon rubber by weight, 1806 0.2-1 parts of color masterbatch, 10-20 parts of composite superfine particle, 0.2-0.4 parts of antioxidant 4020,1-1.6 parts of antioxidant D FC-34,0.2-0.8 parts of antioxidant MB Z, 0.1-1 parts of lubricant PEG-4000,0.2-1 parts of stearic acid, 10-16 parts of zinc oxide, 2-4 parts of crosslinking agent.Composite superfine particle is prepared using following technique: tin tetrachloride, citric acid, polyethylene glycol, water being mixed, microwave heating, roasting, phosphomolybdic acid, ammonium chloride, ethanol water reaction is added, filtering is dried to obtain composite superfine particle.The present invention is fire-retardant and lubricant effect is extremely excellent, and high temperature resistant, and ageing-resistant, sebific duct bearing capacity is strong, and can bear high/low temperature alternation.
Description
Technical field
The present invention relates to field of rubber technology more particularly to a kind of high temperature resistant silicon sebific ducts.
Background technique
Silicone tube is circulation and the coated carrier of liquid, gas and other materials, and silicone rubber tube can be divided into crowded in industry
Outlet pipe, special pipe are widely used in modern industry, national defense industry and daily necessities.Silicone tube is by raw-silastic continuously
Be added on twin-screw extruder or closed kneader in, be gradually added into white carbon black and other auxiliary agents be repeatedly refining, pass through extrusion
Product is made, there are the technical problems of ageing-resistant performance deficiency for silicone tube at present.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of high temperature resistant silicon sebific duct, fire-retardant and lubrication effect
Fruit is extremely excellent, and high temperature resistant, ageing-resistant, and sebific duct bearing capacity is strong, and can bear high/low temperature alternation, has manufacturing process letter
It is single, high production efficiency, the long feature of product dynamic life time.
A kind of high temperature resistant silicon sebific duct proposed by the present invention, raw material include: 80-180 parts of silicon rubber by weight, color masterbatch
1806 0.2-1 parts, 10-20 parts of composite superfine particle, 0.2-0.4 parts of antioxidant 4020,1-1.6 parts of antioxidant D FC-34, prevent
0.1-1 parts of 0.2-0.8 parts of old agent MBZ, lubricant PEG-4000,0.2-1 parts of stearic acid, 10-16 parts of zinc oxide, crosslinking agent 2-
4 parts.
Preferably, composite superfine particle is prepared using following technique: tin tetrachloride, citric acid, polyethylene glycol, water are mixed
It closes, microwave heating, roasting, phosphomolybdic acid, ammonium chloride, ethanol water reaction is added, filtering is dried to obtain composite superfine particle.
Preferably, in the preparation process of composite superfine particle, ethanol water concentration is 20-28wt%.
Preferably, in the preparation process of composite superfine particle, tin tetrachloride, citric acid, polyethylene glycol, water, phosphomolybdic acid, chlorine
Change ammonium, the weight ratio of ethanol water is 10-20:1-3:1-4:90-120:4-10:1-2:100-140.
Preferably, composite superfine particle is prepared using following technique: tin tetrachloride, citric acid, polyethylene glycol, water are mixed
Close, microwave heating 4-8min, microwave power 420-480W, 800-850 DEG C of roasting 12-16min, addition phosphomolybdic acid, ammonium chloride,
Ethanol water reacts 34-50min, and reaction temperature is 70-80 DEG C, and filtering is dried to obtain composite superfine particle.
Preferably, silicon rubber is made of silicon rubber R401/40 and silicon rubber CHN-6700.
Preferably, silicon rubber R401/40, silicon rubber CHN-6700 weight ratio be 50-100:30-80.
Preferably, crosslinking agent includes: cumyl peroxide, sulphur, Vulcanization accelerator TMTD.
Preferably, cumyl peroxide, sulphur, Vulcanization accelerator TMTD weight ratio be 1-2:0.4-1:0.5-1.2.
The present invention is compounded using processing performance excellent silicon rubber R401/40, silicon rubber CHN-6700 and is blended, can be effective
Improve the craftsmanship of production, high-temperature resistant result is good, adds high reinforcing composite superfine particle, it can be achieved that performance complement, profit
Sliding effect is good, and the dispersion performance between other raw materials is excellent.
In composite superfine particle of the invention, tin tetrachloride is compounded with citric acid, polyethylene glycol, by microwave heating, at
Glue is high-quality, and grain diameter is small after roasting, and size distribution is more uniform, high with phosphomolybdic acid, ammonium chloride degree of scatter, can adhere to
The ammonium phosphomolybdate surface of generation, fire-retardant and high-temperature resistant result are extremely excellent；Use temperature of the invention can reach 200 degree, moment
For impact temperature up to 230 degree, high temperature resistant is ageing-resistant, and sebific duct bearing capacity is strong, and can bear high/low temperature alternation, has manufacture work
Skill is simple, high production efficiency, the long feature of product dynamic life time.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of high temperature resistant silicon sebific duct, raw material include: silicon rubber 80g, 1806 1g of color masterbatch, composite superfine particle 10g, are prevented
Old 4020 0.4g of agent, antioxidant D FC-34 1g, antioxidant MB Z 0.8g, lubricant PEG-4000 0.1g, stearic acid 1g, oxygen
Change zinc 10g, crosslinking agent 4g.
Silicon rubber is made of by weight for 50:80 silicon rubber R401/40 and silicon rubber CHN-6700.Crosslinking agent is by peroxide
Change diisopropylbenzene (DIPB), sulphur, Vulcanization accelerator TMTD is 1:1:0.5 composition by weight.
Composite superfine particle is prepared using following technique: by 20g tin tetrachloride, 1g citric acid, 4g polyethylene glycol, 90g water
It is dense that 10g phosphomolybdic acid, 1g ammonium chloride, 140g is added in mixing, microwave heating 8min, microwave power 420W, 850 DEG C of roasting 12min
Degree is that 20wt% ethanol water reacts 50min, and reaction temperature is 70 DEG C, and filtering is dried to obtain composite superfine particle.
Embodiment 2
A kind of high temperature resistant silicon sebific duct, raw material include: silicon rubber 180g, 1806 0.2g of color masterbatch, composite superfine particle 20g,
Antioxidant 4020 0.2g, antioxidant D FC-34 1.6g, antioxidant MB Z 0.2g, lubricant PEG-4000 1g, stearic acid
0.2g, zinc oxide 16g, crosslinking agent 2g.
Silicon rubber is made of by weight for 100:30 silicon rubber R401/40 and silicon rubber CHN-6700.Crosslinking agent is by mistake
Oxidation diisopropylbenzene (DIPB), sulphur, Vulcanization accelerator TMTD are 2:0.4:1.2 composition by weight.
Composite superfine particle is prepared using following technique: by 10g tin tetrachloride, 3g citric acid, 1g polyethylene glycol, 120g water
It is dense that 4g phosphomolybdic acid, 2g ammonium chloride, 100g is added in mixing, microwave heating 4min, microwave power 480W, 800 DEG C of roasting 16min
Degree is that 28wt% ethanol water reacts 34min, and reaction temperature is 80 DEG C, and filtering is dried to obtain composite superfine particle.
Embodiment 3
A kind of high temperature resistant silicon sebific duct, raw material include: silicon rubber 100g, 1806 0.8g of color masterbatch, composite superfine particle 12g,
Antioxidant 4020 0.35g, antioxidant D FC-34 1.2g, antioxidant MB Z 0.6g, lubricant PEG-4000 0.2g, stearic acid
0.6g, zinc oxide 12g, crosslinking agent 3.5g.
Silicon rubber is made of by weight for 60:60 silicon rubber R401/40 and silicon rubber CHN-6700.Crosslinking agent is by peroxide
Change diisopropylbenzene (DIPB), sulphur, Vulcanization accelerator TMTD is 1.3:0.8:0.6 composition by weight.
Composite superfine particle is prepared using following technique: by 17g tin tetrachloride, 1.5g citric acid, 3g polyethylene glycol, 100g
Water mixing, microwave heating 7min, microwave power 440W, 840 DEG C of roasting 13min, addition 8g phosphomolybdic acid, 1.3g ammonium chloride,
130g concentration is that 22wt% ethanol water reacts 44min, and reaction temperature is 73 DEG C, and filtering is dried to obtain composite superfine particle.
Embodiment 4
A kind of high temperature resistant silicon sebific duct, raw material include: silicon rubber 160g, 1806 0.4g of color masterbatch, composite superfine particle 18g,
Antioxidant 4020 0.25g, antioxidant D FC-34 1.4g, antioxidant MB Z 0.4g, lubricant PEG-4000 0.8g, stearic acid
0.4g, zinc oxide 14g, crosslinking agent 2.5g.
Silicon rubber is made of by weight for 80:40 silicon rubber R401/40 and silicon rubber CHN-6700.Crosslinking agent is by peroxide
Change diisopropylbenzene (DIPB), sulphur, Vulcanization accelerator TMTD is 1.7:0.6:1 composition by weight.
Composite superfine particle is prepared using following technique: by 13g tin tetrachloride, 2.5g citric acid, 2g polyethylene glycol, 140g
Water mixing, microwave heating 5min, microwave power 460W, 820 DEG C of roasting 15min, addition 6g phosphomolybdic acid, 1.7g ammonium chloride,
110g concentration is that 26wt% ethanol water reacts 40min, and reaction temperature is 77 DEG C, and filtering is dried to obtain composite superfine particle.
Embodiment 5
A kind of high temperature resistant silicon sebific duct, raw material include: silicon rubber 130g, 1806 0.6g of color masterbatch, composite superfine particle 15g,
Antioxidant 4020 0.3g, antioxidant D FC-34 1.3g, antioxidant MB Z 0.5g, lubricant PEG-4000 0.5g, stearic acid
0.5g, zinc oxide 13g, crosslinking agent 3g.
Silicon rubber is made of by weight for 70:50 silicon rubber R401/40 and silicon rubber CHN-6700.Crosslinking agent is by peroxide
Change diisopropylbenzene (DIPB), sulphur, Vulcanization accelerator TMTD is 1.5:0.7:0.8 composition by weight.
Composite superfine particle is prepared using following technique: by 15g tin tetrachloride, 2g citric acid, 2.5g polyethylene glycol, 120g
Water mixing, microwave heating 6min, microwave power 450W, 830 DEG C of roasting 14min, addition 7g phosphomolybdic acid, 1.5g ammonium chloride,
120g concentration is that 24wt% ethanol water reacts 42min, and reaction temperature is 75 DEG C, and filtering is dried to obtain composite superfine particle.
The performance technologies parameter of 5 gained high temperature resistant silicon sebific duct of embodiment is as follows: shore hardness is 30~80, elongation >=
200%, tensile strength >=20MPa is tasteless, and flame retardant test meets VW-1 testing standard；Under 250 DEG C of environment of high temperature resistant, it is resistant to 8h.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of high temperature resistant silicon sebific duct, which is characterized in that its raw material includes: 80-180 parts of silicon rubber by weight, color masterbatch 1806
0.2-1 parts, 10-20 parts of composite superfine particle, 0.2-0.4 parts of antioxidant 4020,1-1.6 parts of antioxidant D FC-34, anti-aging agent
0.2-0.8 parts of MBZ, 0.1-1 parts of lubricant PEG-4000,0.2-1 parts of stearic acid, 10-16 parts of zinc oxide, 2-4 parts of crosslinking agent.
2. high temperature resistant silicon sebific duct according to claim 1, which is characterized in that composite superfine particle is prepared using following technique:
Tin tetrachloride, citric acid, polyethylene glycol, water are mixed, microwave heating, phosphomolybdic acid, ammonium chloride, ethanol water is added in roasting
Reaction, filtering, is dried to obtain composite superfine particle.
3. high temperature resistant silicon sebific duct according to claim 2, which is characterized in that in the preparation process of composite superfine particle, ethyl alcohol
Concentration of aqueous solution is 20-28wt%.
4. the high temperature resistant silicon sebific duct according to Claims 2 or 3, which is characterized in that in the preparation process of composite superfine particle, four
Stannic chloride, citric acid, polyethylene glycol, water, phosphomolybdic acid, ammonium chloride, ethanol water weight ratio be 10-20:1-3:1-4:90-
120:4-10:1-2:100-140.
5. according to any one of the claim 2-4 high temperature resistant silicon sebific duct, which is characterized in that composite superfine particle uses following work
Skill preparation: tin tetrachloride, citric acid, polyethylene glycol, water being mixed, microwave heating 4-8min, microwave power 420-480W,
800-850 DEG C of roasting 12-16min is added phosphomolybdic acid, ammonium chloride, ethanol water and reacts 34-50min, reaction temperature 70-
80 DEG C, filtering is dried to obtain composite superfine particle.
6. any one of -5 high temperature resistant silicon sebific duct according to claim 1, which is characterized in that silicon rubber is by silicon rubber R401/40
It is formed with silicon rubber CHN-6700.
7. high temperature resistant silicon sebific duct according to claim 6, which is characterized in that silicon rubber R401/40, silicon rubber CHN-6700
Weight ratio is 50-100:30-80.
8. any one of -7 high temperature resistant silicon sebific duct according to claim 1, which is characterized in that crosslinking agent includes: that peroxidating two is different
Propyl benzene, sulphur, Vulcanization accelerator TMTD.
9. high temperature resistant silicon sebific duct according to claim 8, which is characterized in that cumyl peroxide, sulphur, Vulcanization accelerator TMTD
Weight ratio be 1-2:0.4-1:0.5-1.2.
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| CN201811184315.0A CN109320965A (en) | 2018-10-11 | 2018-10-11 | A kind of high temperature resistant silicon sebific duct |
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| CN201811184315.0A CN109320965A (en) | 2018-10-11 | 2018-10-11 | A kind of high temperature resistant silicon sebific duct |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103266947A (en) * | 2013-06-03 | 2013-08-28 | 宁波丰茂汽车零部件有限公司 | Overtemperature resistant turbocharging radiator water pipe and producing process thereof |
| CN104960101A (en) * | 2015-06-02 | 2015-10-07 | 苏州市大力电器有限公司 | Preparation method of excellent-mildew resistance outer rubber pipe for hydraulic oil pipe |
| CN105585851A (en) * | 2016-03-16 | 2016-05-18 | 王社兵 | High temperature resistance and impact resistance variable frequency cable |
-
2018
- 2018-10-11 CN CN201811184315.0A patent/CN109320965A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103266947A (en) * | 2013-06-03 | 2013-08-28 | 宁波丰茂汽车零部件有限公司 | Overtemperature resistant turbocharging radiator water pipe and producing process thereof |
| CN104960101A (en) * | 2015-06-02 | 2015-10-07 | 苏州市大力电器有限公司 | Preparation method of excellent-mildew resistance outer rubber pipe for hydraulic oil pipe |
| CN105585851A (en) * | 2016-03-16 | 2016-05-18 | 王社兵 | High temperature resistance and impact resistance variable frequency cable |
Non-Patent Citations (3)
| Title |
|---|
| 《化工百科全书》编辑委员会: "《化工百科全书 第12卷 木材和林产化学品-前列腺素》", 30 November 1996, 第1版 * |
| 薛大权，等: "《聚乙二醇在医药学领域的应用于技术》", 30 April 2011, 华中科技大学出版社 * |
| 马世昌，主编: "《化学物质辞典》", 30 April 1999, 陕西科学技术出版社 * |
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Application publication date: 20190212 |
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