CN111100435A - Coil panel of cooking utensil - Google Patents
Coil panel of cooking utensil Download PDFInfo
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- CN111100435A CN111100435A CN202010008550.3A CN202010008550A CN111100435A CN 111100435 A CN111100435 A CN 111100435A CN 202010008550 A CN202010008550 A CN 202010008550A CN 111100435 A CN111100435 A CN 111100435A
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- flame retardant
- coil
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- pet
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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
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy 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
- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
-
- 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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- 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
-
- 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 coil panel of a cooking appliance, which comprises a coil support and an electromagnetic induction coil, wherein the coil support is provided with a winding slot, the electromagnetic induction coil is wound in the winding slot to form a coil winding, the coil support is prepared from a PET/PBT alloy, and the PET/PBT alloy is prepared from the following raw materials: 9-15 wt% of PET, 28-40 wt% of PBT, 25-35 wt% of alkali-free glass fiber, 11-22 wt% of flame retardant, 1.5-4.5 wt% of flame retardant synergist and 0.9-3.8 wt% of processing aid; the flame-retardant synergist is prepared from an antimony compound and an antimony-free flame-retardant synergist according to the mass ratio (1-4): 1 is prepared by compounding. The coil support can meet the requirements of double flame-retardant standards, and has the advantages of good mechanical property, low cost and environmental protection.
Description
Technical Field
The invention relates to the field of household appliances, in particular to a coil panel of a cooking appliance.
Background
Cooking appliances (such as electric cookers, pressure cookers, etc.) in the current market generally adopt two heating methods: one is electric heating tube heating, and the other is electromagnetic heating, and electromagnetic heating cooking utensil is more and more accepted by consumers because of high power and good conduction. However, the electromagnetic heating cooking utensil generally uses a coil panel to heat, the coil panel is composed of a coil support and an electromagnetic induction coil, and since the coil panel generates a large amount of heat in the heating process, the coil support is required to have high temperature resistance, and the coil support is also required not to generate a fire naturally under the condition of high heat for a long time.
The material used by the existing coil support is generally polyethylene terephthalate (PET) or polybutylene terephthalate (PBT), and the requirement of high glow wire temperature is difficult to achieve by adding a single flame retardant without adjusting the type and content of the flame retardant, namely the glow wire ignition temperature of the TEC60335 safety standard is more than 750 ℃. The skilled person usually adopts one or more of bromine flame retardant, nitrogen flame retardant and phosphorus-nitrogen flame retardant to reach the high glow wire temperature requirement of PET and/or PBT material. But the compatibility of the nitrogen flame retardant and the material is poor, and the flame retardant requirement can be met only by increasing the addition amount, so that the mechanical property of the material is seriously reduced; the problem of the nitrogen flame retardant can be solved by adding the pure bromine flame retardant, the V-0 flame retardant grade of UL-94 can be easily met, and the ignition temperature of the glow wire is difficult to reach more than 750 ℃; the bromine flame retardant and the antimony compound form a flame retardant system with synergistic effect, so that excellent flame retardant effect can be obtained. However, the price of antimony metal is higher at present, and the use cost of the brominated flame retardant and the antimony compound compounded flame retardant is increased. In addition, the bromine flame retardant can emit toxic smoke and gas while resisting flame of the polymer, and is harmful to the environment and human health.
Therefore, the development of a coil support which can meet the double flame-retardant standard, has good mechanical properties, low cost and environmental protection is very urgent for the field of household appliances.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects that the existing coil support is poor in flame retardant property, particularly the ignition temperature of a glow wire is difficult to reach more than 750 ℃, the mechanical property is poor, the cost is high, the environment is not protected and the like, so that the coil panel of the cooking appliance is provided.
In order to solve the technical problems, the invention adopts the following technical scheme:
the coil panel of the cooking appliance comprises a coil support and an electromagnetic induction coil, wherein a winding groove is formed in the coil support, the electromagnetic induction coil is wound in the winding groove to form a coil winding, the coil support is prepared from a PET/PBT alloy, and the PET/PBT alloy is prepared from the following raw materials: 9-15 wt% of PET, 28-40 wt% of PBT, 25-35 wt% of alkali-free glass fiber, 11-22 wt% of flame retardant, 1.5-4.5 wt% of flame retardant synergist and 0.9-3.8 wt% of processing aid; the flame-retardant synergist is prepared from an antimony compound and an antimony-free flame-retardant synergist according to the mass ratio (1-4): 1 is prepared by compounding.
In one embodiment, the antimony-free flame retardant synergist is a mixture of silica, magnesia and montmorillonite, and the mass ratio of the silica to the magnesia to the montmorillonite is (1.5-3): 1: 1.
in one embodiment, the flame retardant is a mixture of a brominated flame retardant and a nitrogen-based flame retardant, and the mass ratio of the brominated flame retardant to the nitrogen-based flame retardant is (0.7-2): 1.
in one embodiment, the nitrogen-based flame retardant is a silicone-containing melamine cyanurate.
In one embodiment, the brominated flame retardant is an aromatic bromide flame retardant and/or an aliphatic bromide flame retardant.
In one embodiment, the brominated flame retardant is one or more of brominated epoxy resin, brominated polystyrene, decabromodiphenylethane.
In one embodiment, the PET/PBT alloy further comprises 0-15 wt% coil support regrind.
In one embodiment, the antimony compound is one or more of antimony trioxide, antimony pentoxide, antimonate.
In one embodiment, the surface of the alkali-free glass fibers is treated with an aminosilane coupling agent.
In one embodiment, the processing aid is one or more of a transesterification inhibitor, a nucleating agent, a lubricant, an antioxidant, a colorant, a mold release agent, a toughening agent, and an interface modifier.
The above preferred conditions can be arbitrarily combined to obtain preferred embodiments of the present invention without departing from the common general knowledge in the art.
The positive progress effects of the invention are as follows: the coil panel of the cooking utensil enables the coil support to simultaneously reach the V-0 flame retardant grade of UL-94 and the glowing wire ignition temperature of TEC60335 safety standard, and has good mechanical property and extremely low addition of antimony compound, thereby realizing the purpose of low cost.
Drawings
FIG. 1 is a schematic structural view of a coil disk;
the corresponding reference numbers for the component names in the figures are as follows:
100. a coil panel; 20. a coil support; 21. a winding slot.
Detailed Description
The coil disk of the cooking appliance according to the present invention is explained in detail as follows.
As shown in fig. 1, the present invention provides a coil panel 100 of a cooking appliance, comprising a coil support 20 and an electromagnetic induction coil (not shown in the figure), wherein a winding slot 21 is formed on the coil support 20, the electromagnetic induction coil is wound in the winding slot 21 to form a coil winding, the coil support 20 is made of a PET/PBT alloy, and the PET/PBT alloy is made of raw materials comprising the following components: 9-15 wt% of PET, 28-40 wt% of PBT, 25-35 wt% of alkali-free glass fiber, 11-22 wt% of flame retardant, 1.5-4.5 wt% of flame retardant synergist and 0.9-3.8 wt% of processing aid; the flame-retardant synergist is prepared from an antimony compound and an antimony-free flame-retardant synergist according to the mass ratio (1-4): 1, and the antimony-free flame-retardant synergist is a mixture of silicon dioxide, magnesium oxide and montmorillonite. Therefore, the coil support prepared from the PET/PBT alloy material can meet the requirements of UL-94V-0 flame retardant grade and TEC60335 safety standard on glow wire ignition temperature, has good mechanical properties, further reduces the use amount of antimony compounds, and reduces the manufacturing cost of the coil support.
In the invention, if the mass ratio of the antimony compound to the antimony-free flame-retardant synergist is less than 1: 1, the flame retardant property of the coil support is reduced, and the use requirement cannot be met; if the mass ratio of the antimony compound to the antimony-free flame-retardant synergist is more than 4: 1, excessive antimony compounds can easily degrade polymer base materials, so that the mechanical property of the coil support is poor, and the coil support is easy to crack in the assembling process; preferably, the mass ratio of the antimony compound to the antimony-free flame-retardant synergist is 2: 1.
in the invention, the mass ratio of the silicon dioxide to the magnesium oxide to the montmorillonite is (1.5-3): 1: 1; preferably; the mass ratio of the silicon dioxide to the magnesium oxide to the montmorillonite is 2: 1: 1.
in the invention, the PET is polyethylene glycol terephthalate, and the intrinsic viscosity of the PET is 0.7-1.0 Pa.S.
In the invention, the PBT is polybutylene terephthalate, and the intrinsic viscosity of the PBT is 0.9-1.2 Pa.S.
In the invention, the monofilament diameter of the alkali-free glass fiber is preferably 10-15 μm; more preferably 12 to 15 μm.
According to the invention, the surface of the alkali-free glass fiber is treated by the aminosilane coupling agent, so that the compatibility of the alkali-free glass fiber and the polymer base material is enhanced, the alkali-free glass fiber and the polymer base material can be better mixed and dissolved, the fluidity of the material during processing is favorably improved, the strength of the product is improved, and the phenomenon that the appearance of the product is influenced by the floating fiber on the surface of the product is avoided.
In the invention, the flame retardant is a mixture of a brominated flame retardant and a nitrogen flame retardant, and the mass ratio of the brominated flame retardant to the nitrogen flame retardant is (0.7-2): 1; preferably (1.2-1.8): 1; more preferably 1.6: 1; the fire retardant not only can reduce the using amount of the brominated flame retardant by compounding the brominated flame retardant and the nitrogen flame retardant, thereby ensuring the environmental protection of the wire coil bracket, but also can ensure the flame retardant property and the mechanical property of the coil bracket.
Wherein the brominated flame retardant is an aromatic bromide flame retardant and/or an aliphatic bromide flame retardant; such as tetrabromobisphenol a, brominated epoxy resins, decabromodiphenylethane, dibromoneopentyl glycol and derivatives thereof, brominated styrene, decabromodiphenyl ether, pentabromodiphenyl ether, polybrominated styrene, tetrabromobisphenol a polycarbonate, tribromo-pentaamyl alcohol and derivatives thereof, poly-pentabromobenzyl acrylate, octabromodiphenyl ether, but are not limited to the above examples, and other brominated flame retardants known to those skilled in the art are also in accordance with the purpose of the present invention. Preferably, the brominated flame retardant is one or more of brominated epoxy resin, brominated polystyrene and decabromodiphenylethane; more preferably, the brominated flame retardant is a brominated epoxy resin.
The nitrogen flame retardant is melamine cyanurate containing organic silicon, so that the compatibility of the nitrogen flame retardant with a polymer base material is enhanced, the nitrogen flame retardant can be better mixed with the polymer base material and is not easy to generate a migration phenomenon, thereby obtaining a lasting flame retardant property, and also improving the mechanical property and the processing property of the flame retardant polymer base material.
In the present invention, the silicone-containing melamine cyanurate can be purchased or obtained by itself through the steps of preparing the silicone-containing melamine cyanurate.
The melamine cyanurate containing the organic silicon is prepared by reacting organic silicon modified cyanuric acid with melamine. The preparation method is a conventional method for preparing the compound in the field.
The organic silicon modified cyanuric acid is prepared by reacting organic siloxane with cyanuric acid. The preparation method is a conventional method for preparing the compound in the field.
The organic siloxane is one or more of phenyl trimethoxy silane, phenyl triethoxy silane, diphenyl trimethoxy silane, methyl phenyl dimethoxy silane, methyl trimethoxy silane, gamma-aminopropyl triethoxy silane, gamma-aminopropyl trimethoxy silane, gamma-glycidoxypropyl triethoxy silane, vinyl trimethoxy silane and vinyl triethoxy silane.
The preparation method of the melamine cyanurate containing the organic silicon comprises the following steps:
(1) uniformly mixing organic siloxane, cyanuric acid and water, heating to 90-95 ℃, reacting for 25min, continuing stirring and heating to 105 ℃, and reacting for 1h to obtain organic silicon modified cyanuric acid; wherein the feeding mass ratio of the organic siloxane to the cyanuric acid is 0.02-0.08: 1, the mass of water is 3 percent of that of cyanuric acid.
(2) Uniformly mixing the organic silicon modified cyanuric acid, the melamine and the aqueous solution added with the phase transfer catalyst for reaction, and drying after the reaction is finished to obtain melamine cyanurate powder containing organic silicon; wherein the feeding molar ratio of the melamine to the organic silicon modified cyanuric acid is 1: 0.95-1.05 ℃, the reaction temperature is 60-90 ℃, and the reaction time is 0.5-3 h.
In the invention, the antimony compound is one or more of antimony trioxide, antimony pentoxide and antimonate; preferably, the antimony compound is antimony trioxide.
The invention also comprises 0-15 wt% of coil support return material, so that the production cost of the coil support can be reduced, and the requirements on the mechanical property of the coil support and the ignition temperature of the glow wire can be met. Preferably; the addition amount of the coil support feed back is 5-10 wt%; more preferably, the addition amount of the coil support feed back is 5-8 wt%. The coil support return material is primary return material obtained by crushing waste products or stub bars generated in the coil support production injection molding process.
The invention also further comprises one or more processing aids, so long as the processing aids do not generate adverse effects on the double flame retardant property of the coil support and do not reduce the mechanical property of the coil support. The processing aid comprises one or more of ester exchange inhibitor, nucleating agent, lubricant, antioxidant, colorant, mold release agent, toughening agent and interface modifier.
In the invention, the preparation method of the PET/PBT alloy comprises the following steps: uniformly mixing the raw material components, and extruding and granulating by a screw extruder; wherein the components are fed at the main feed or side feed.
In the invention, the coil support is made of the PET/PBT alloy through injection molding. Wherein, the injection molding process method is a conventional process injection molding method for processing the coil support in the field.
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention. The following examples do not specify particular techniques or conditions, according to the techniques or conditions described in the literature in the field or according to the product description. The reagents and starting materials used in the present invention are commercially available.
Preparation method embodiment of PET/PBT alloy
The raw material components in the table 1 are uniformly mixed according to the mass fraction in the table, and are extruded and granulated by a screw extruder to obtain the PET/PBT alloy.
Table 1 types and contents (wt%) of components in examples
Remarking: the surfaces of the alkali-free glass fibers in the table were treated with an aminosilane coupling agent.
TABLE 2
Remarking: the nitrogen-based flame retardant in the table is melamine cyanurate containing organic silicon, purchased from Jels flame retardant chemical Co., Ltd. in Hangzhou under the brand name JCS-MC 810.
TABLE 3
Remarking: the antimony-free flame retardant synergist in the table is a mixture of silica, magnesia and montmorillonite, and the mass ratio of the silica to the magnesia to the montmorillonite is 2: 1: 1.
second, performance test
TABLE 4
| Numbering | Test items | Test standard |
| 1 | Tensile strength | ASTM D638 |
| 2 | Bending strength | ASTM D790 |
| 3 | Impact strength of simply supported beam notch | ASTM D256 |
| 4 | Heat distortion temperature | ASTM D648 |
| 5 | Flame retardant properties | UL94 |
| 6 | Glow wire ignition temperature | IEC 60695-2-13 |
Third, test the evaluation results
As can be seen from the table above, the PET/PBT alloy of the invention can simultaneously reach the V-0 flame retardant grade of UL-94 and the glowing filament ignition temperature of the TEC60335 safety standard, has good mechanical property, extremely low addition of antimony compounds and low addition of brominated flame retardants, and realizes the purposes of low cost and environmental protection.
The coil support prepared from the PET/PBT alloy material can simultaneously reach the V-0 flame retardant grade of UL-94 and the glowing filament ignition temperature of TEC60335 safety standard, and has the advantages of good mechanical property, low cost and environmental protection.
Claims (10)
1. The coil panel of the cooking appliance comprises a coil support and an electromagnetic induction coil, wherein a winding groove is formed in the coil support, and the electromagnetic induction coil is wound in the winding groove to form a coil winding, and is characterized in that the coil support is prepared from a PET/PBT alloy which is prepared from the following raw materials: 9-15 wt% of PET, 28-40 wt% of PBT, 25-35 wt% of alkali-free glass fiber, 11-22 wt% of flame retardant, 1.5-4.5 wt% of flame retardant synergist and 0.9-3.8 wt% of processing aid; the flame-retardant synergist is prepared from an antimony compound and an antimony-free flame-retardant synergist according to the mass ratio (1-4): 1 is prepared by compounding.
2. The coil panel of the cooking utensil as claimed in claim 1, wherein the antimony-free flame retardant synergist is a mixture of silica, magnesia and montmorillonite, and the mass ratio of the silica, the magnesia and the montmorillonite is (1.5-3): 1: 1.
3. the coil panel of cooking utensil of claim 1, characterized in that the flame retardant is a mixture of a bromine flame retardant and a nitrogen flame retardant, and the mass ratio of the bromine flame retardant to the nitrogen flame retardant is (0.7-2): 1.
4. the coil panel of cooking utensil as claimed in claim 3, characterized in that the nitrogen-based flame retardant is melamine cyanurate containing silicone.
5. Coil plate for a cooking appliance according to claim 3, characterized in that the brominated flame retardant is an aromatic bromide flame retardant and/or an aliphatic bromide flame retardant.
6. The coil plate of cooking utensil of claim 5 wherein the brominated flame retardant is one or more of brominated epoxy resin, brominated polystyrene, decabromodiphenylethane.
7. Coil plate for a cooking appliance according to any of the claims 1 to 6, wherein the PET/PBT alloy further comprises 0 to 15 wt.% of coil support regrind.
8. Coil plate for a cooking appliance according to any one of claims 1 to 6, characterized in that the antimony compound is one or more of antimony trioxide, antimony pentoxide or antimonate.
9. Coil plate for a cooking appliance according to any one of claims 1 to 6, characterized in that the surface of the alkali-free glass fibres is treated with an aminosilane coupling agent.
10. The coil disk of cooking utensil as claimed in any one of claims 1 to 6, characterized in that the processing aid is one or more of ester exchange inhibitor, nucleating agent, lubricant, antioxidant, colorant, mold release agent, toughening agent, and interface modifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010008550.3A CN111100435A (en) | 2020-01-06 | 2020-01-06 | Coil panel of cooking utensil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010008550.3A CN111100435A (en) | 2020-01-06 | 2020-01-06 | Coil panel of cooking utensil |
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| CN111100435A true CN111100435A (en) | 2020-05-05 |
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| CN202010008550.3A Pending CN111100435A (en) | 2020-01-06 | 2020-01-06 | Coil panel of cooking utensil |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5221704A (en) * | 1989-10-04 | 1993-06-22 | Teijin Limited | Flame-retardant resin composition and molded article for electrical parts |
| US20090131559A1 (en) * | 2006-07-14 | 2009-05-21 | Wintech Polymer Ltd | Polybutylene Terephthalate Resin Composition for Insulating Parts |
| CN102424716A (en) * | 2011-08-30 | 2012-04-25 | 广东威林工程塑料有限公司 | High-glow wire ignition temperature flame-retardant reinforced polybutylece terephthalate (PBT) material and preparation method thereof |
| CN102532826A (en) * | 2011-12-16 | 2012-07-04 | 深圳市富恒塑胶新材料有限公司 | Low-cost flame-retardant fiberglass-reinforced PBT (Polybutylene Terephthalate) engineering plastic and preparation method thereof |
| CN105647134A (en) * | 2016-03-06 | 2016-06-08 | 贝克兰(厦门)新材料有限公司 | Flame-retardant glass fiber reinforced PBT (polybutylene terephthalate) with high glow wires and high CTI (comparative tracking index) value and method for preparing flame-retardant glass fiber reinforced PBT |
| CN205987441U (en) * | 2016-08-29 | 2017-02-22 | 浙江绍兴苏泊尔生活电器有限公司 | Coil panel and induction cooker |
| CN108690334A (en) * | 2018-06-27 | 2018-10-23 | 杭州本松新材料技术股份有限公司 | A kind of flame-retardant PBT/PET alloy, preparation method and applications |
| CN109762013A (en) * | 2019-01-31 | 2019-05-17 | 杭州捷尔思阻燃化工有限公司 | Melamine cyanurate with silane structure, preparation method and its application |
-
2020
- 2020-01-06 CN CN202010008550.3A patent/CN111100435A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5221704A (en) * | 1989-10-04 | 1993-06-22 | Teijin Limited | Flame-retardant resin composition and molded article for electrical parts |
| US20090131559A1 (en) * | 2006-07-14 | 2009-05-21 | Wintech Polymer Ltd | Polybutylene Terephthalate Resin Composition for Insulating Parts |
| CN102424716A (en) * | 2011-08-30 | 2012-04-25 | 广东威林工程塑料有限公司 | High-glow wire ignition temperature flame-retardant reinforced polybutylece terephthalate (PBT) material and preparation method thereof |
| CN102532826A (en) * | 2011-12-16 | 2012-07-04 | 深圳市富恒塑胶新材料有限公司 | Low-cost flame-retardant fiberglass-reinforced PBT (Polybutylene Terephthalate) engineering plastic and preparation method thereof |
| CN105647134A (en) * | 2016-03-06 | 2016-06-08 | 贝克兰(厦门)新材料有限公司 | Flame-retardant glass fiber reinforced PBT (polybutylene terephthalate) with high glow wires and high CTI (comparative tracking index) value and method for preparing flame-retardant glass fiber reinforced PBT |
| CN205987441U (en) * | 2016-08-29 | 2017-02-22 | 浙江绍兴苏泊尔生活电器有限公司 | Coil panel and induction cooker |
| CN108690334A (en) * | 2018-06-27 | 2018-10-23 | 杭州本松新材料技术股份有限公司 | A kind of flame-retardant PBT/PET alloy, preparation method and applications |
| CN109762013A (en) * | 2019-01-31 | 2019-05-17 | 杭州捷尔思阻燃化工有限公司 | Melamine cyanurate with silane structure, preparation method and its application |
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Application publication date: 20200505 |