CN106633541A - Flame retardant sealing ring used in electronic equipment - Google Patents
Flame retardant sealing ring used in electronic equipment Download PDFInfo
- Publication number
- CN106633541A CN106633541A CN201611134156.4A CN201611134156A CN106633541A CN 106633541 A CN106633541 A CN 106633541A CN 201611134156 A CN201611134156 A CN 201611134156A CN 106633541 A CN106633541 A CN 106633541A
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- sealing ring
- fire
- retardant
- agent
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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
-
- 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
-
- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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 provides a flame retardant sealing ring used in electronic equipment. The flame retardant sealing ring is characterized by being prepared from the following components in parts by mass: 25 to 32 parts of fluororubber, 18 to 27 parts of chloroprene rubber, 13 to 18 parts of phenolic resin, 17 to 28 parts of cresol, 3 to 8 parts of polyhydroxy acrylic resin, 2 to 5 parts of a flame retardant, 3 to 5 parts of an activator, 3 to 7 parts of expansible graphite, 2 to 5 parts of a charring agent, 7 to 13 parts of an adjuvant and 10 to 17 parts of a filler. The flame retardant sealing ring can keep the excellent sealing property and obviously improve the flame retardant performance, so that the sealing ring has the good heat resistance and flame retardance effect in the operating electronic equipment, and a fire caused by extremely high temperature is avoided; furthermore, the treatment cost is low, and the treatment method is simple.
Description
Technical field
The invention belongs to technical field of sealing technology, and in particular to it is a kind of for electrical equipment in fire-retardant sealing ring.
Background technology
In order to ensure the stable operation of electrical equipment, need around the connecting line that electrical equipment surface is extended using sealing
Circle is fixed, and prevents dust from entering in electrical equipment, affects radiating, the further stable operation to electrical equipment to cause shadow
Ring.But inside electric appliance itself contains a large amount of components and parts, individual part heating is higher, and prolonged heat radiation can cause close
The deformation of seal, or even burning, the operation for further resulting in components and parts is affected.
Therefore, the difficulty that a kind of sealing ring is that those skilled in the art are badly in need of solving is developed in order to solve problem above
Topic.
The content of the invention
To solve the above problems, the invention discloses it is a kind of for electrical equipment in fire-retardant sealing ring.
In order to achieve the above object, the present invention provides following technical scheme：
It is a kind of for electrical equipment in fire-retardant sealing ring, its constituent and mass fraction shared by each composition are respectively：
Fluorubber：25～32 parts,
Neoprene：18～27 parts,
Phenolic resin：13～18 parts,
M-and P-cresols：17～28 parts,
Polyhydroxy acrylic resin：3～8 parts,
Fire retardant：2～5 parts,
Activating agent：3～5 parts,
Expansible graphite：3～7 parts,
Carbonized agent：2～5 parts,
Auxiliary agent：7～13 parts,
Filler：10～17 parts；
The constituent of auxiliary agent and each composition account for auxiliary agent mass fraction and are respectively：Plasticizer：3～7 parts, coupling agent：3～5 parts,
Dispersant：3～6 parts, antiager：1～3 part；
Filler is any one in carbon black, white carbon, chopped fiber and potter's clay or arbitrarily several combinations.
Further, concrete manufacture method is：
（1）Banbury is opened, fluorubber is added into banbury and is plasticated with neoprene；After adding plasticizer and filler
Kneaded, obtained sealing ring matrix, and be incubated with standby；
（2）By the mixing of phenolic resin, polyhydroxy acrylic resin, fire retardant and activating agent, M-and P-cresols is dissolved in, is warming up to
58～65 DEG C, stir and be incubated 0.5～1h；Expansible graphite and carbonized agent are added to again, are again stirring for uniformly, obtaining
Obtain fire-retardant matrix；
（3）Fire-retardant matrix is added into sealing ring matrix, and adds coupling agent, dispersant and antiager, after stirring
Obtain colloid sealing ring；
（4）Colloid sealing ring is clamp-oned into die for molding, washing and drying.
Preferably, fire retardant is Wrapped up Phosphorus Fire Retardant；Activating agent is fluorocarbon surfactant；Carbonized agent is phenolic aldehyde tree
Fat polyphosphoric acid amine.
Preferably, the meta content of M-and P-cresols is not less than 50%；The expansion multiplying power of expansible graphite is higher than 300ml/g,
Mesh number is less than 80 mesh.
Preferably, the mesh number of Wrapped up Phosphorus Fire Retardant is more than 1500 mesh, and phosphorus content is 70～75%.
Preferably, its constituent and mass fraction shared by each composition are respectively：
Fluorubber：28 parts,
Neoprene：23 parts,
Phenolic resin：15 parts,
M-and P-cresols：22 parts,
Polyhydroxy acrylic resin：5 parts,
Fire retardant：4 parts,
Activating agent：4 parts,
Expansible graphite：4 parts,
Carbonized agent：3 parts,
Auxiliary agent：10 parts,
Filler：14 parts；
The constituent of auxiliary agent and each composition account for auxiliary agent mass fraction and are respectively：Plasticizer：5 parts, coupling agent：4 parts, dispersion
Agent：4 parts, antiager：2 parts；
Filler is the combination of carbon black and chopped fiber.
The invention provides the fire-retardant sealing ring in a kind of electrical equipment, by fluorubber, neoprene, phenolic resin,
Paracresol, polyhydroxy acrylic resin, fire retardant, activating agent, expansible graphite, carbonized agent, auxiliary agent, filler；Wherein auxiliary agent by
Plasticizer, coupling agent, dispersant and antiager composition；Filler is made up of carbon black, white carbon, chopped fiber and potter's clay；And
The manufacture method of the fire-retardant sealing ring is also provided, banbury is first turned on, addition fluorubber is plasticated with neoprene, then is added
Enter and kneaded after plasticizer and filler, obtain sealing ring matrix；Recycle phenolic resin, polyhydroxy acrylic resin, resistance
Combustion agent, activating agent and M-and P-cresols make fire-retardant matrix；Sealing ring matrix is mixed with fire-retardant matrix, add coupling agent,
Dispersant and antiager, obtain colloid sealing ring, are finally shaped to sealing ring.
It is of the invention compared with existing sealing ring, can keep outstanding sealing while, hence it is evident that improve sealing ring resistance
Combustion performance, is allowed to have good heat-proof combustion-resistant effect in the electrical equipment of operation, it is to avoid because temperature overheating causes fire；
And processing cost is low, processing method is simple.
Specific embodiment
The technical scheme that the present invention is provided is described in detail below with reference to specific embodiment, it should be understood that following concrete
Embodiment is only illustrative of the invention and is not intended to limit the scope of the invention.
Embodiment 1：
It is a kind of for electrical equipment in fire-retardant sealing ring, its constituent and mass fraction shared by each composition are respectively：
Fluorubber：25 parts,
Neoprene：18 parts,
Phenolic resin：13 parts,
M-and P-cresols：17 parts,
Polyhydroxy acrylic resin：3 parts,
Fire retardant：2 parts,
Activating agent：3 parts,
Expansible graphite：3 parts,
Carbonized agent：2 parts,
Auxiliary agent：7 parts,
Filler：10 parts；
Fire retardant is Wrapped up Phosphorus Fire Retardant；Activating agent is fluorocarbon surfactant；Carbonized agent is phenolic resin polyphosphoric acids
Amine；The constituent of auxiliary agent and each composition account for auxiliary agent mass fraction and are respectively：Plasticizer：3 parts, coupling agent：3 parts, dispersant：
3 parts, antiager：1 part；Filler is carbon black.
Specifically manufacture method is：
（1）Banbury is opened, fluorubber is added into banbury and is plasticated with neoprene；After adding plasticizer and filler
Kneaded, obtained sealing ring matrix, and be incubated with standby；
（2）By the mixing of phenolic resin, polyhydroxy acrylic resin, fire retardant and activating agent, M-and P-cresols is dissolved in, is warming up to
58 DEG C, stir and be incubated 0.5h；Expansible graphite and carbonized agent are added to again, are again stirring for uniformly, obtaining fire-retardant
Matrix；
（3）Fire-retardant matrix is added into sealing ring matrix, and adds coupling agent, dispersant and antiager, after stirring
Obtain colloid sealing ring；
（4）Colloid sealing ring is clamp-oned into die for molding, washing and drying.
The meta content of M-and P-cresols is 50%；The expansion multiplying power of expansible graphite is 350ml/g, and mesh number is 60 mesh；Cladding
The mesh number of red phosphorus combustion inhibitor is 1600 mesh, and phosphorus content is 70%.
Embodiment 2：
It is a kind of for electrical equipment in fire-retardant sealing ring, its constituent and mass fraction shared by each composition are respectively：
Fluorubber：32 parts,
Neoprene：27 parts,
Phenolic resin：18 parts,
M-and P-cresols：28 parts,
Polyhydroxy acrylic resin：8 parts,
Fire retardant：5 parts,
Activating agent：5 parts,
Expansible graphite：7 parts,
Carbonized agent：5 parts,
Auxiliary agent：13 parts,
Filler：17 parts；
Fire retardant is Wrapped up Phosphorus Fire Retardant；Activating agent is fluorocarbon surfactant；Carbonized agent is phenolic resin polyphosphoric acids
Amine；The constituent of auxiliary agent and each composition account for auxiliary agent mass fraction and are respectively：Plasticizer：7 parts, coupling agent：5 parts, dispersant：
6 parts, antiager：3 parts；Filler is the combination of white carbon, chopped fiber and potter's clay.
Specifically manufacture method is：
（1）Banbury is opened, fluorubber is added into banbury and is plasticated with neoprene；After adding plasticizer and filler
Kneaded, obtained sealing ring matrix, and be incubated with standby；
（2）By the mixing of phenolic resin, polyhydroxy acrylic resin, fire retardant and activating agent, M-and P-cresols is dissolved in, is warming up to
65 DEG C, stir and be incubated 1h；Expansible graphite and carbonized agent are added to again, are again stirring for uniform, the fire-retardant base of acquisition
Body；
（3）Fire-retardant matrix is added into sealing ring matrix, and adds coupling agent, dispersant and antiager, after stirring
Obtain colloid sealing ring；
（4）Colloid sealing ring is clamp-oned into die for molding, washing and drying.
The meta content of M-and P-cresols is 55%；The expansion multiplying power of expansible graphite is 380ml/g, and mesh number is 60 mesh；Cladding
The mesh number of red phosphorus combustion inhibitor is 1600 mesh, and phosphorus content is 72%.
Embodiment 3：
It is a kind of for electrical equipment in fire-retardant sealing ring, its constituent and mass fraction shared by each composition are respectively：
Fluorubber：28 parts,
Neoprene：23 parts,
Phenolic resin：15 parts,
M-and P-cresols：22 parts,
Polyhydroxy acrylic resin：5 parts,
Fire retardant：4 parts,
Activating agent：4 parts,
Expansible graphite：4 parts,
Carbonized agent：3 parts,
Auxiliary agent：10 parts,
Filler：14 parts；
Fire retardant is Wrapped up Phosphorus Fire Retardant；Activating agent is fluorocarbon surfactant；Carbonized agent is phenolic resin polyphosphoric acids
Amine；The constituent of auxiliary agent and each composition account for auxiliary agent mass fraction and are respectively：Plasticizer：5 parts, coupling agent：4 parts, dispersant：
4 parts, antiager：2 parts；
Filler is the combination of carbon black and chopped fiber.
Specifically manufacture method is：
（1）Banbury is opened, fluorubber is added into banbury and is plasticated with neoprene；After adding plasticizer and filler
Kneaded, obtained sealing ring matrix, and be incubated with standby；
（2）By the mixing of phenolic resin, polyhydroxy acrylic resin, fire retardant and activating agent, M-and P-cresols is dissolved in, is warming up to
60 DEG C, stir and be incubated 1h；Expansible graphite and carbonized agent are added to again, are again stirring for uniform, the fire-retardant base of acquisition
Body；
（3）Fire-retardant matrix is added into sealing ring matrix, and adds coupling agent, dispersant and antiager, after stirring
Obtain colloid sealing ring；
（4）Colloid sealing ring is clamp-oned into die for molding, washing and drying.
The meta content of M-and P-cresols is 60%；The expansion multiplying power of expansible graphite is 400ml/g, and mesh number is 60 mesh；Cladding
The mesh number of red phosphorus combustion inhibitor is 1600 mesh, and phosphorus content is 75%.
It is last it should be noted that above example is only to illustrate technical scheme and non-limiting technical side
Case, it will be understood by those within the art that, those modify or equivalent to technical scheme, and
Without departing from the objective and scope of the technical program, all should cover in the middle of scope of the presently claimed invention.
Claims (6)
1. it is a kind of for electrical equipment in fire-retardant sealing ring, it is characterised in that：Its constituent and quality shared by each composition
Number is respectively：
Fluorubber：25～32 parts,
Neoprene：18～27 parts,
Phenolic resin：13～18 parts,
M-and P-cresols：17～28 parts,
Polyhydroxy acrylic resin：3～8 parts,
Fire retardant：2～5 parts,
Activating agent：3～5 parts,
Expansible graphite：3～7 parts,
Carbonized agent：2～5 parts,
Auxiliary agent：7～13 parts,
Filler：10～17 parts；
The constituent of the auxiliary agent and each composition account for auxiliary agent mass fraction and are respectively：Plasticizer：3～7 parts, coupling agent：3～
5 parts, dispersant：3～6 parts, antiager：1～3 part；
Described filler is any one in carbon black, white carbon, chopped fiber and potter's clay or arbitrarily several combinations.
2. it is according to claim 1 it is a kind of for electrical equipment in fire-retardant sealing ring, it is characterised in that：Concrete manufacturer
Method is：
（1）Banbury is opened, fluorubber is added into banbury and is plasticated with neoprene；After adding plasticizer and filler
Kneaded, obtained sealing ring matrix, and be incubated with standby；
（2）By the mixing of phenolic resin, polyhydroxy acrylic resin, fire retardant and activating agent, M-and P-cresols is dissolved in, is warming up to
58～65 DEG C, stir and be incubated 0.5～1h；Expansible graphite and carbonized agent are added to again, are again stirring for uniformly, obtaining
Obtain fire-retardant matrix；
（3）Fire-retardant matrix is added into sealing ring matrix, and adds coupling agent, dispersant and antiager, after stirring
Obtain colloid sealing ring；
（4）Colloid sealing ring is clamp-oned into die for molding, washing and drying.
3. it is according to claim 1 it is a kind of for electrical equipment in fire-retardant sealing ring, it is characterised in that：The fire retardant
For Wrapped up Phosphorus Fire Retardant；The activating agent is fluorocarbon surfactant；The carbonized agent is phenolic resin polyphosphoric acid amine.
4. it is according to claim 1 it is a kind of for electrical equipment in fire-retardant sealing ring, it is characterised in that：Described to first
The meta content of phenol is not less than 50%；The expansion multiplying power of the expansible graphite is higher than 300ml/g, and mesh number is less than 80 mesh.
5. a kind of fire-retardant sealing ring for electrical equipment according to claim 3, it is characterised in that：The cladding is red
The mesh number of phosphorus fire retardant is more than 1500 mesh, and phosphorus content is 70～75%.
6. it is according to claim 1 it is a kind of for electrical equipment in fire-retardant sealing ring, it is characterised in that：Its constituent
And mass fraction shared by each composition is respectively：
Fluorubber：28 parts,
Neoprene：23 parts,
Phenolic resin：15 parts,
M-and P-cresols：22 parts,
Polyhydroxy acrylic resin：5 parts,
Fire retardant：4 parts,
Activating agent：4 parts,
Expansible graphite：4 parts,
Carbonized agent：3 parts,
Auxiliary agent：10 parts,
Filler：14 parts；
The constituent of the auxiliary agent and each composition account for auxiliary agent mass fraction and are respectively：Plasticizer：5 parts, coupling agent：4 part, points
Powder：4 parts, antiager：2 parts；
Described filler is the combination of carbon black and chopped fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611134156.4A CN106633541A (en) | 2016-12-10 | 2016-12-10 | Flame retardant sealing ring used in electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611134156.4A CN106633541A (en) | 2016-12-10 | 2016-12-10 | Flame retardant sealing ring used in electronic equipment |
Publications (1)
| Publication Number | Publication Date |
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| CN106633541A true CN106633541A (en) | 2017-05-10 |
Family
ID=58825853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201611134156.4A Pending CN106633541A (en) | 2016-12-10 | 2016-12-10 | Flame retardant sealing ring used in electronic equipment |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107325360A (en) * | 2017-09-06 | 2017-11-07 | 南通凤凰橡胶制品有限公司 | Fire-resistant rubber |
| CN107383889A (en) * | 2017-08-27 | 2017-11-24 | 江苏菲勒电气有限公司 | A kind of electrical equipment special sealing ring |
| CN107384300A (en) * | 2017-08-27 | 2017-11-24 | 江苏菲勒电气有限公司 | A kind of high voltage equipment adhesive special |
| CN107383711A (en) * | 2017-08-26 | 2017-11-24 | 江苏菲勒电气有限公司 | A kind of fire-retardant sealing ring |
| CN107383890A (en) * | 2017-08-27 | 2017-11-24 | 江苏菲勒电气有限公司 | A kind of fire-retardant sealing ring of electrical equipment |
| CN107383888A (en) * | 2017-08-26 | 2017-11-24 | 江苏菲勒电气有限公司 | A kind of electrical equipment sealing ring |
| CN107400367A (en) * | 2017-08-27 | 2017-11-28 | 江苏菲勒电气有限公司 | A kind of electrical equipment special-purpose anti-flaming sealing ring |
| CN107400366A (en) * | 2017-08-26 | 2017-11-28 | 江苏菲勒电气有限公司 | A kind of electrical equipment sealing ring |
| CN107502278A (en) * | 2017-08-27 | 2017-12-22 | 江苏菲勒电气有限公司 | A kind of high voltage equipment binding agent |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107383711A (en) * | 2017-08-26 | 2017-11-24 | 江苏菲勒电气有限公司 | A kind of fire-retardant sealing ring |
| CN107383888A (en) * | 2017-08-26 | 2017-11-24 | 江苏菲勒电气有限公司 | A kind of electrical equipment sealing ring |
| CN107400366A (en) * | 2017-08-26 | 2017-11-28 | 江苏菲勒电气有限公司 | A kind of electrical equipment sealing ring |
| CN107383889A (en) * | 2017-08-27 | 2017-11-24 | 江苏菲勒电气有限公司 | A kind of electrical equipment special sealing ring |
| CN107384300A (en) * | 2017-08-27 | 2017-11-24 | 江苏菲勒电气有限公司 | A kind of high voltage equipment adhesive special |
| CN107383890A (en) * | 2017-08-27 | 2017-11-24 | 江苏菲勒电气有限公司 | A kind of fire-retardant sealing ring of electrical equipment |
| CN107400367A (en) * | 2017-08-27 | 2017-11-28 | 江苏菲勒电气有限公司 | A kind of electrical equipment special-purpose anti-flaming sealing ring |
| CN107502278A (en) * | 2017-08-27 | 2017-12-22 | 江苏菲勒电气有限公司 | A kind of high voltage equipment binding agent |
| CN107325360A (en) * | 2017-09-06 | 2017-11-07 | 南通凤凰橡胶制品有限公司 | Fire-resistant rubber |
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Application publication date: 20170510 |