CN109651817A - A kind of erosion-resisting silicone rubber compound and its preparation method and application - Google Patents

A kind of erosion-resisting silicone rubber compound and its preparation method and application Download PDF

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Publication number
CN109651817A
CN109651817A CN201811622945.1A CN201811622945A CN109651817A CN 109651817 A CN109651817 A CN 109651817A CN 201811622945 A CN201811622945 A CN 201811622945A CN 109651817 A CN109651817 A CN 109651817A
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CN
China
Prior art keywords
parts
erosion
silicone rubber
rubber compound
antioxidant
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CN201811622945.1A
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Chinese (zh)
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汪洋
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NANJING SHIHENG ELECTRONICS CO Ltd
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NANJING SHIHENG ELECTRONICS CO Ltd
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Priority to CN201811622945.1A priority Critical patent/CN109651817A/en
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L83/00Compositions 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
    • C08L83/04Polysiloxanes
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/02Elements
    • C08K3/08Metals
    • C08K2003/0862Nickel
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/20Applications use in electrical or conductive gadgets

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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)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention discloses a kind of erosion-resisting silicone rubber compounds and its preparation method and application, and the silicone rubber compound is made of by weight following component: 35~51 parts of methyl phenyl silicone resins, 22~30 parts of poly epoxy resins, 15~19 parts of methyl methacrylates, 3~5 parts of Mo-Ni alloys, 12~15 parts of silane coupling agents, 2~4 parts of curing agent, 1~4 part of antioxidant.The silicone rubber compound has excellent corrosion resistance, material is used for copper electrode outer packing and carries out salt spray corrosion test, it is tested by long-time, apparent corrosion phenomenon is not found, it can be widely applied to the preparation of electrode outer packing, preparation method is simple, and material is easy to get, and is suitable for popularization and application.

Description

A kind of erosion-resisting silicone rubber compound and its preparation method and application
Technical field
The invention belongs to polymeric material fields, and in particular to a kind of erosion-resisting silicone rubber compound and preparation method thereof And application.
Background technique
Silicon rubber refers to that main chain is alternately made of silicon and oxygen atom, and the rubber there are two organic group is usually connected on silicon atom Glue.Common silicon rubber is mainly made of the silicon oxygen chain link containing methyl and a small amount of vinyl.Silicon rubber can be improved in the introducing of phenyl High- and low-temperature resistance performance, the heatproof and oil resistance of silicon rubber then can be improved in the introducing of trifluoro propyl and cyano.Silicon rubber is resistance to low Temperature is functional, generally remains to work at -55 DEG C.After introducing phenyl, reachable -73 DEG C.The heat resistance of silicon rubber is also very prominent Out, at 180 DEG C can long-term work, a little higher than 200 DEG C can also bear several weeks or longer time it is still flexible, be instantaneously resistant to 300 DEG C or more high temperature.Although traditional silastic material has high temperature resistance, its corrosion resistance is not protruded, is especially needed To be applied in electrode preparation, electrode generally understands one layer of silicone resin of outsourcing, and the electrode for preventing it internal is destroyed, therefore Need anti-corrosion capability silastic material outstanding.
CN 108440885A discloses a kind of resin combination, uses acrylic resin, acrylic rubber, poly- ammonia Ester rubber, silicon rubber are raw material, though resin combination obtained has excellent mechanical property and heat resistance, corrosion resistance It can be general.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of erosion-resisting silicone rubber compound and preparation method thereof and Using the silicone rubber compound has excellent corrosion resistance, and material is used for copper electrode outer packing and carries out salt air corrosion examination It tests, is tested by long-time, do not find apparent corrosion phenomenon, can be widely applied to the preparation of electrode outer packing, Preparation method is simple, and material is easy to get, and is suitable for popularization and application.
What the present invention made to be achieved through the following technical solutions:
A kind of erosion-resisting silicone rubber compound is made of by weight following component: 35~51 parts of aminomethyl phenyl silicon trees Rouge, 22~30 parts of poly epoxy resins, 15~19 parts of methyl methacrylates, 3~5 parts of Mo-Ni alloys, 12~15 parts it is silane coupled Agent, 2~4 parts of curing agent, 1~4 part of antioxidant.
Preferably, the silane coupling agent is vinyltrimethoxysilane or vinyltriethoxysilane.
Preferably, the curing agent is di-2-ethylhexylphosphine oxide hexamethylene alkanamine or diethylenetriamine.
Preferably, the antioxidant is antioxidant TPP or antioxidant 264.
A kind of preparation method of erosion-resisting silicone rubber compound, comprising the following steps:
Step 1) weigh by weight methyl phenyl silicone resin, poly epoxy resin, methyl methacrylate, Mo-Ni alloy, Silane coupling agent is put into high-speed mixer, and 1000~1200r/min stirs 1~3h at 50~80 DEG C, and mixing masterbatch is made;
Step 1) mixing masterbatch obtained is mixed evenly step 2) with curing agent, antioxidant, puts into double roller mill In machine, after 210~240 DEG C of melt blendings, extruding pelletization is cooled to room temperature, pelletizing, dry, obtains the erosion-resisting silicon Rubber composition.
Application of the erosion-resisting silicone rubber compound in terms of electrode outer packing.
Beneficial effects of the present invention are as follows:
Mo-Ni alloy is the alloy that metallic element nickel is added by matrix element of metal molybdenum and forms, and is mainly situated between in reproducibility It is used under conditions of matter corrosion, is a kind of best alloy of hydrochloric acid corrosion resistant.Erosion-resisting silicone rubber compound of the invention There is excellent corrosion resistance in conjunction with silicone resin and auxiliary agent appropriate as raw material using Mo-Ni alloy.Material is used for copper Electrode outer packing carries out salt spray corrosion test, tests by long-time, does not find apparent corrosion phenomenon, can widely answer For the preparation of electrode outer packing, preparation method is simple, and material is easy to get, and is suitable for popularization and application.
Specific embodiment
The present invention will be further described combined with specific embodiments below.
Embodiment 1
A kind of erosion-resisting silicone rubber compound is made of by weight following component: 35 parts of methyl phenyl silicone resins, 22 Part poly epoxy resin, 15 parts of methyl methacrylates, 3 parts of Mo-Ni alloys, 12 parts of silane coupling agents, 2 parts of curing agent, 1 part of antioxygen Agent.
In the present embodiment, the silane coupling agent uses vinyltrimethoxysilane, and the curing agent uses methylene Bis cyclohexane amine, the antioxidant use antioxidant TPP.
Preparation method includes the following steps:
(1) 35 parts of methyl phenyl silicone resins, 22 parts of poly epoxy resins, 15 parts of methyl methacrylates, 3 are weighed by weight Part Mo-Ni alloy, 12 parts of vinyltrimethoxysilanes, put into high-speed mixer, and 1000r/min stirs 1h at 50 DEG C, are made Mix masterbatch.
(2) mixing masterbatch obtained and 2 parts of di-2-ethylhexylphosphine oxide hexamethylene alkanamines, 1 part of antioxidant TPP are mixed evenly, are thrown Entering in two-roll mill, after 210 DEG C of melt blendings, extruding pelletization is cooled to room temperature, pelletizing, and it is dry, it obtains described anticorrosive Silicone rubber compound.
Embodiment 2
A kind of erosion-resisting silicone rubber compound is made of by weight following component: 51 parts of methyl phenyl silicone resins, 30 Part poly epoxy resin, 19 parts of methyl methacrylates, 5 parts of Mo-Ni alloys, 15 parts of silane coupling agents, 4 parts of curing agent, 4 parts of antioxygens Agent.
In the present embodiment, the silane coupling agent uses vinyltriethoxysilane, and the curing agent uses divinyl Triamine, the antioxidant use antioxidant 264.
Preparation method includes the following steps:
(1) 51 parts of methyl phenyl silicone resins, 30 parts of poly epoxy resins, 19 parts of methyl methacrylates, 5 are weighed by weight Part Mo-Ni alloy, 15 parts of vinyltriethoxysilane, put into high-speed mixer, and 1200r/min stirs 3h at 80 DEG C, are made Mix masterbatch.
(2) mixing masterbatch obtained and 4 parts of diethylenetriamines, 4 parts of antioxidant 264s are mixed evenly, put into double roller In open mill, after 240 DEG C of melt blendings, extruding pelletization is cooled to room temperature, pelletizing, dry, obtains the erosion-resisting silicon rubber Glue composition.
Embodiment 3
A kind of erosion-resisting silicone rubber compound is made of by weight following component: 43 parts of methyl phenyl silicone resins, 25 Part poly epoxy resin, 16 parts of methyl methacrylates, 4 parts of Mo-Ni alloys, 14 parts of silane coupling agents, 3 parts of curing agent, 3 parts of antioxygens Agent.
In the present embodiment, the silane coupling agent uses vinyltriethoxysilane, and the curing agent uses methylene Bis cyclohexane amine, the antioxidant use antioxidant 264.
Preparation method includes the following steps:
(1) 43 parts of methyl phenyl silicone resins, 25 parts of poly epoxy resins, 16 parts of methyl methacrylates, 4 are weighed by weight Part Mo-Ni alloy, 14 parts of vinyltriethoxysilane, put into high-speed mixer, and 1100r/min stirs 2h at 60 DEG C, are made Mix masterbatch.
(2) mixing masterbatch obtained and 3 parts of di-2-ethylhexylphosphine oxide hexamethylene alkanamines, 3 parts of antioxidant 264s are mixed evenly, are thrown Entering in two-roll mill, after 225 DEG C of melt blendings, extruding pelletization is cooled to room temperature, pelletizing, and it is dry, it obtains described anticorrosive Silicone rubber compound.
Comparative example 1
A kind of erosion-resisting silicone rubber compound is made of by weight following component: 47 parts of methyl phenyl silicone resins, 24 Part poly epoxy resin, 18 parts of methyl methacrylates, 14 parts of silane coupling agents, 3 parts of curing agent, 2 parts of antioxidant.
In the present embodiment, the silane coupling agent uses vinyltriethoxysilane, and the curing agent uses methylene Bis cyclohexane amine, the antioxidant use antioxidant 264.
Preparation method includes the following steps:
(1) weigh by weight 47 parts of methyl phenyl silicone resins, 24 parts of poly epoxy resins, 18 parts of methyl methacrylates, 14 parts of vinyltriethoxysilane are put into high-speed mixer, and 1100r/min stirs 2h at 60 DEG C, and mixing masterbatch is made.
(2) mixing masterbatch obtained and 3 parts of di-2-ethylhexylphosphine oxide hexamethylene alkanamines, 2 parts of antioxidant 264s are mixed evenly, are thrown Entering in two-roll mill, after 225 DEG C of melt blendings, extruding pelletization is cooled to room temperature, pelletizing, and it is dry, obtain rubber composition Object.
Test case 1
Silicone rubber compound made from erosion-resisting silicone rubber compound made from Examples 1 to 3 and comparative example 1 is distinguished It is wrapped in except common copper electrode, carries out the test of salt air corrosion performance, as a result such as the following table 1.
1 test result of table
According to the test result of table 1, it can be deduced that the silastic material can be resisted effectively as the outer packaging layer of electrode Corrosion phenomenon under acid or alkali environment reduces costs indirectly to improve the service life of electrode.

Claims (6)

1. a kind of erosion-resisting silicone rubber compound, which is characterized in that be made of by weight following component: 35~51 parts of methyl Phenyl polysiloxane, 22~30 parts of poly epoxy resins, 15~19 parts of methyl methacrylates, 3~5 parts of Mo-Ni alloys, 12~15 parts Silane coupling agent, 2~4 parts of curing agent, 1~4 part of antioxidant.
2. a kind of erosion-resisting silicone rubber compound according to claim 1, which is characterized in that the silane coupling agent is Vinyltrimethoxysilane or vinyltriethoxysilane.
3. a kind of erosion-resisting silicone rubber compound according to claim 1, which is characterized in that the curing agent is methylene Base bis cyclohexane amine or diethylenetriamine.
4. a kind of erosion-resisting silicone rubber compound according to claim 1, which is characterized in that the antioxidant is antioxygen Agent TPP or antioxidant 264.
5. a kind of preparation method of erosion-resisting silicone rubber compound described in claim 1, which is characterized in that including following step It is rapid:
Step 1) weighs methyl phenyl silicone resin, poly epoxy resin, methyl methacrylate, Mo-Ni alloy, silane by weight Coupling agent is put into high-speed mixer, and 1000~1200r/min stirs 1~3h at 50~80 DEG C, and mixing masterbatch is made;
Step 1) mixing masterbatch obtained is mixed evenly step 2) with curing agent, antioxidant, puts into two-roll mill, After 210~240 DEG C of melt blendings, extruding pelletization is cooled to room temperature, pelletizing, dry, obtains the erosion-resisting silicon rubber group Close object.
6. application of the erosion-resisting silicone rubber compound in terms of electrode outer packing as described in claim 1.
CN201811622945.1A 2018-12-28 2018-12-28 A kind of erosion-resisting silicone rubber compound and its preparation method and application Pending CN109651817A (en)

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Application Number Priority Date Filing Date Title
CN201811622945.1A CN109651817A (en) 2018-12-28 2018-12-28 A kind of erosion-resisting silicone rubber compound and its preparation method and application

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105754298A (en) * 2016-05-09 2016-07-13 李红玉 Corrosion-resistant buried communication pipe and preparation method thereof
CN106317897A (en) * 2015-06-30 2017-01-11 信越化学工业株式会社 Sealing material for solid polymer fuel cell separator, separator seal and separator
CN107698978A (en) * 2017-08-22 2018-02-16 浙江久运汽车零部件有限公司 A kind of modified flame-retardant silicone rubber compounds

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106317897A (en) * 2015-06-30 2017-01-11 信越化学工业株式会社 Sealing material for solid polymer fuel cell separator, separator seal and separator
CN105754298A (en) * 2016-05-09 2016-07-13 李红玉 Corrosion-resistant buried communication pipe and preparation method thereof
CN107698978A (en) * 2017-08-22 2018-02-16 浙江久运汽车零部件有限公司 A kind of modified flame-retardant silicone rubber compounds

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