CN102127356B - High-temperature insulating gel for electric heating film heating pipe - Google Patents

High-temperature insulating gel for electric heating film heating pipe Download PDF

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CN102127356B
CN102127356B CN 201010296914 CN201010296914A CN102127356B CN 102127356 B CN102127356 B CN 102127356B CN 201010296914 CN201010296914 CN 201010296914 CN 201010296914 A CN201010296914 A CN 201010296914A CN 102127356 B CN102127356 B CN 102127356B
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solvent
ether
gel
electric heating
thinner
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CN102127356A (en
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施吉承
卫正强
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Shanghai kuabo Electric Appliance Co.,Ltd.
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施吉承
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Abstract

The invention discloses a formula of high-temperature insulating gel for an electric heating film heating pipe. In the formula, the high-temperature insulating gel comprises the following components in percentage by weight: 20-30 percent of epoxy resin, 5-15 percent of epoxy resin insulating coating, 7-15 percent of ester ether solvent, 6-12 percent of ketone solvent, 15-25 percent of ester solvent, 5-10 percent of alcohol ether and 10-20 percent of glycidol ether thinner. A coating prepared according to the formula is coated outside an electric heating film of the electric heating film heating pipe, and has the advantages of wear resistance, acid and alkaline resistance, bonding fastness and high thermo-cycling resistance.

Description

Heating tube with electric heating film high-temperature insulation gel
Technical field
The present invention relates to the electric heating film for heating Manifold technology.
Background technology
Application number is that 91100621.4 Chinese invention patent discloses a kind of high-temp. insulating composite coating on July 10th, 1991, this high-temp. insulating composite coating is comprised of fire resistant resin, high temperature resistant solid packing and resin modified material, its each components by weight is 100: 25~80: 5~30, the mode that the coating that is mixed into can adopt spray, brush, soak is coated on the surface of carrier, through the temperature sintering of 200-400 ℃, form temperature-resistant insulation layer.But this kind high-temp. insulating composite coating wear resistance, resistance to acids and bases, bonding stability and cold-hot cycle performance are good not.
Summary of the invention
Technical problem to be solved by this invention just is to provide a kind of formula of high-temperature insulating gel for electric heating film heating pipe, the coating that uses this formula to make is coated on outside the Electric radiant Heating Film of heating tube with electric heating film, wear resistance, resistance to acids and bases, bonding stability and cold-hot good cycle.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: formula of high-temperature insulating gel for electric heating film heating pipe is characterized in that: described formula is comprised of epoxy resin, epoxy resins insulation coating, solvent, shrink drier oil ether thinner.
As preferably, described solvent is comprised of solvent of ether ester type, ketones solvent, esters solvent, pure ether solvent.
As preferably, in described formula, the weight percent of each component is epoxy resin 20~30%, epoxy resins insulation coating 5~15%, solvent of ether ester type 7~15%, ketones solvent 6~12%, esters solvent 15~25%, pure ether solvent 5~10%, shrink drier oil ether thinner 10~20%.
As preferably, in described formula, the weight percent of each component is epoxy resin 26%, epoxy resins insulation coating 10%, solvent of ether ester type 11%, ketones solvent 9%, esters solvent 20%, pure ether solvent 8%, shrink drier oil ether thinner 16%.
As preferably, in described formula, the weight percent of each component is epoxy resin 25%, epoxy resins insulation coating 15%, solvent of ether ester type 15%, ketones solvent 6%, esters solvent 15%, pure ether solvent 10%, shrink drier oil ether thinner 14%.
As preferably, in described formula, the weight percent of each component is epoxy resin 30%, epoxy resins insulation coating 5%, solvent of ether ester type 13%, ketones solvent 12%, esters solvent 25%, pure ether solvent 5%, shrink drier oil ether thinner 10%.
As preferably, in described formula, the weight percent of each component is epoxy resin 30%, epoxy resins insulation coating 10%, solvent of ether ester type 7%, ketones solvent 8%, esters solvent 15%, pure ether solvent 10%, shrink drier oil ether thinner 20%.
As preferably, in described formula, the weight percent of each component is epoxy resin 20%, epoxy resins insulation coating 15%, solvent of ether ester type 15%, ketones solvent 10%, esters solvent 20%, pure ether solvent 10%, shrink drier oil ether thinner 10%.
As preferably, described shrink drier oil ether thinner is a kind of in polyethyleneglycol diglycidylether, lauryl diglycidyl ether, cresylglycidylether.
As preferably, described solvent of ether ester type is a kind of in 1-Methoxy-2-propyl acetate, ether epoxy propionic ester, butyl glycol ether acetic ester, ketones solvent is a kind of in acetone, espeleton, mibk, esters solvent is a kind of in ritalin, vinyl acetic monomer, propyl acetate, and pure ether solvent is a kind of in ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol monobutyl ether.
The present invention's each component of filling a prescription mixes, and wherein each component act as:
Epoxy resin,
1, adhesive power is strong, and shrinkability is low.
2, has high dielectric property, the advantages such as anti-surface leakage and anti-electric arc.
3, acid resistance, alkali resistance etc.
Epoxy resins insulation coating has obdurability, electrical insulating property and security.
Solvent of ether ester type has good antistatic property and splendid solvability.
Ketones solvent has the organic solvent generation effect of dissolving each other.
Esters solvent has solvability, quick-drying effect.
The alcohol ether solvent has and keeps filming the Uniform Flow effect.
Shrink drier oil ether thinner has diluting effect.
1) product performance:
A, semilustrous outward appearance look
B, good chemical resistant properties
C, non-corrosive ground phenomenon
D, low smell, low halogen.
2) product advantage:
A, good mechanical property, shock strength are arranged is 3~5 times of other film, and folding resistance is good.
B, energy oil resistant, anti-fat, anti-diluted acid, diluted alkaline, anti-most of solvents.
C, have good high-and low-temperature resistance performance, can be in 130 ℃ of temperature ranges life-time service, the short period of time can anti-160 ℃ of high temperature, also can anti-low temperature below 60 ℃, and very little on its mechanical property impact during high and low temperature.
Source property is good absolutely for D, electricity, and even under high-temperature high-frequency, its electrical property is still better.
3) our factory's self-test situation
Figure BSA00000289613300031
4) in sum, this high-temperature insulation PET gel is widely used in quick-heating type electric water heater and is reached fully: environment-friendly type, noiseless, the high insulation advantages such as energy-conservation, power attenuation is little again.
Embodiment
Embodiment 1, formula of high-temperature insulating gel for electric heating film heating pipe, in described formula, the weight percent of each component is epoxy resin 26%, epoxy resins insulation coating 10%, solvent of ether ester type 11%, ketones solvent 9%, esters solvent 20%, pure ether solvent 8%, shrink drier oil ether thinner 16%.Described shrink drier oil ether thinner is polyethyleneglycol diglycidylether.Described solvent of ether ester type is 1-Methoxy-2-propyl acetate, and ketones solvent is acetone, and esters solvent is ritalin, and pure ether solvent is ethylene glycol monomethyl ether.Epoxy resins insulation coating can adopt the product of continent, Qingdao Electron Material Co., Ltd.
Embodiment 2, formula of high-temperature insulating gel for electric heating film heating pipe, in described formula, the weight percent of each component is epoxy resin 25%, epoxy resins insulation coating 15%, solvent of ether ester type 15%, ketones solvent 6%, esters solvent 15%, pure ether solvent 10%, shrink drier oil ether thinner 14%.Described shrink drier oil ether thinner is lauryl diglycidyl ether.Described solvent of ether ester type is the ether epoxy propionic ester, and ketones solvent is espeleton, and esters solvent is vinyl acetic monomer, and pure ether solvent is ethylene glycol monoethyl ether.
Embodiment 3, formula of high-temperature insulating gel for electric heating film heating pipe, in described formula, the weight percent of each component is epoxy resin 30%, epoxy resins insulation coating 5%, solvent of ether ester type 13%, ketones solvent 12%, esters solvent 25%, pure ether solvent 5%, shrink drier oil ether thinner 10%.Described shrink drier oil ether thinner is cresylglycidylether.Described solvent of ether ester type is the butyl glycol ether acetic ester, and ketones solvent is in mibk, and esters solvent is propyl acetate, and pure ether solvent is in ethylene glycol monobutyl ether.
Embodiment 4, formula of high-temperature insulating gel for electric heating film heating pipe, in described formula, the weight percent of each component is epoxy resin 30%, epoxy resins insulation coating 10%, solvent of ether ester type 7%, ketones solvent 8%, esters solvent 15%, pure ether solvent 10%, shrink drier oil ether thinner 20%.Described shrink drier oil ether thinner is the poly-dodecyl glycidyl ether.Described solvent of ether ester type is the ether epoxy propionic ester, and ketones solvent is acetone, and esters solvent is vinyl acetic monomer, and pure ether solvent is ethylene glycol monobutyl ether.
Embodiment 5, formula of high-temperature insulating gel for electric heating film heating pipe, in described formula, the weight percent of each component is epoxy resin 20%, epoxy resins insulation coating 15%, solvent of ether ester type 15%, ketones solvent 10%, esters solvent 20%, pure ether solvent 10%, shrink drier oil ether thinner 10%.Described shrink drier oil ether thinner is polyethyleneglycol diglycidylether.Described solvent of ether ester type is the butyl glycol ether acetic ester, and ketones solvent is mibk, and esters solvent is vinyl acetic monomer, and pure ether solvent is ethylene glycol monoethyl ether.
Rare earth is exactly lanthanon in the periodic table of chemical element, usually lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium is called light rare earths, and gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, yttrium are called heavy rare earth element.

Claims (8)

1. heating tube with electric heating film high-temperature insulation gel, it is characterized in that: formed by epoxy resin, epoxy resins insulation coating, solvent, glycidyl ether thinner, described solvent is comprised of solvent of ether ester type, ketones solvent, esters solvent, pure ether solvent, and in described gel, the weight percent of each component is epoxy resin 20~30%, epoxy resins insulation coating 5~15%, solvent of ether ester type 7~15%, ketones solvent 6~12%, esters solvent 15~25%, pure ether solvent 5~10%, glycidyl ether thinner 10~20%.
2. heating tube with electric heating film high-temperature insulation gel claimed in claim 1 according to it, it is characterized in that: in described gel, the weight percent of each component is epoxy resin 26%, epoxy resins insulation coating 10%, solvent of ether ester type 11%, ketones solvent 9%, esters solvent 20%, pure ether solvent 8%, glycidyl ether thinner 16%.
3. heating tube with electric heating film high-temperature insulation gel claimed in claim 1 according to it, it is characterized in that: in described gel, the weight percent of each component is epoxy resin 25%, epoxy resins insulation coating 15%, solvent of ether ester type 15%, ketones solvent 6%, esters solvent 15%, pure ether solvent 10%, glycidyl ether thinner 14%.
4. heating tube with electric heating film high-temperature insulation gel claimed in claim 1 according to it, it is characterized in that: in described gel, the weight percent of each component is epoxy resin 30%, epoxy resins insulation coating 5%, solvent of ether ester type 13%, ketones solvent 12%, esters solvent 25%, pure ether solvent 5%, glycidyl ether thinner 10%.
5. heating tube with electric heating film high-temperature insulation gel claimed in claim 1 according to it, it is characterized in that: in described gel, the weight percent of each component is epoxy resin 30%, epoxy resins insulation coating 10%, solvent of ether ester type 7%, ketones solvent 8%, esters solvent 15%, pure ether solvent 10%, glycidyl ether thinner 20%.
6. heating tube with electric heating film high-temperature insulation gel claimed in claim 1 according to it, it is characterized in that: in described gel, the weight percent of each component is epoxy resin 20%, epoxy resins insulation coating 15%, solvent of ether ester type 15%, ketones solvent 10%, esters solvent 20%, pure ether solvent 10%, glycidyl ether thinner 10%.
7. heating tube with electric heating film high-temperature insulation gel claimed in claim 1 according to it is characterized in that: described glycidyl ether thinner is a kind of in polyethyleneglycol diglycidylether, lauryl diglycidyl ether, cresylglycidylether.
8. heating tube with electric heating film high-temperature insulation gel claimed in claim 1 according to it, it is characterized in that: described solvent of ether ester type is a kind of in 1-Methoxy-2-propyl acetate, butyl glycol ether acetic ester, ketones solvent is a kind of in acetone, espeleton, mibk, esters solvent is a kind of in ritalin, vinyl acetic monomer, propyl acetate, and pure ether solvent is a kind of in ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, ethylene glycol monobutyl ether.
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104768244B (en) * 2015-03-04 2016-03-23 浙江万佳热电器科技有限公司 A kind of electric heater heat-generating pipe of low noise
CN105586992B (en) * 2016-01-26 2017-08-08 国网浙江省电力公司台州供电公司 A kind of cable work well lid

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101289593A (en) * 2008-05-08 2008-10-22 金坛市华荣绝缘材料厂 Epoxy solvent-free integral dip varnish and method for preparing same
CN101638546A (en) * 2008-07-28 2010-02-03 厦门双瑞船舶涂料有限公司 Solvent-free epoxy heavy-duty anticorrosive coating for automatic spraying for online repairing of petroleum pipelines

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101289593A (en) * 2008-05-08 2008-10-22 金坛市华荣绝缘材料厂 Epoxy solvent-free integral dip varnish and method for preparing same
CN101638546A (en) * 2008-07-28 2010-02-03 厦门双瑞船舶涂料有限公司 Solvent-free epoxy heavy-duty anticorrosive coating for automatic spraying for online repairing of petroleum pipelines

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Effective date of registration: 20200605

Address after: 221000 Room 202, unit 3, building 4, Tongxi street, Quanshan District, Xuzhou City, Jiangsu Province

Patentee after: Xie Liyi

Address before: 313100, Changxing County, Zhejiang province Zhejiang Hongqiao Industrial Zone, Changxin Hong Neng electrothermal film element factory

Patentee before: Shi Jicheng

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Address after: 201800 floor 1-2, building 3, No.18 Jiaxiu Road, Jiading District, Shanghai

Patentee after: Shanghai kuabo Electric Appliance Co.,Ltd.

Address before: 221000 Room 202, unit 3, building 4, Tongxi street, Quanshan District, Xuzhou City, Jiangsu Province

Patentee before: Xie Liyi

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Denomination of invention: High temperature insulation gel for electric heating film heating tube

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Pledgor: Shanghai kuabo Electric Appliance Co.,Ltd.

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