CN104893501A - Flame retardant powder coating for MDF (medium density fireboard) as well as preparation method and application of flame retardant powder coating - Google Patents
Flame retardant powder coating for MDF (medium density fireboard) as well as preparation method and application of flame retardant powder coating Download PDFInfo
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- CN104893501A CN104893501A CN201510304382.1A CN201510304382A CN104893501A CN 104893501 A CN104893501 A CN 104893501A CN 201510304382 A CN201510304382 A CN 201510304382A CN 104893501 A CN104893501 A CN 104893501A
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Abstract
The invention belongs to the field of powder coatings and in particular relates to a flame retardant powder coating for an MDF (medium density fireboard) as well as a preparation method and application of the flame retardant powder coating. The flame retardant powder coating for the MDF is prepared from the following raw materials in percent by mass: 31-36% of epoxy resin, 31-36% of polyester resin, 1-1.4% of a curing accelerator, 10-15% of a flame retardant, 0.2-0.8% of a levelling agent, 0.3-0.5% of benzoin, 0.8-1% of a degassing agent, 0-0.5% of Siboner, 0.5-0.8% of an antioxidant, 6-12% of filler and 3.1-12% of pigment. The preparation method of the flame retardant powder coating comprises the following steps: weighing raw materials according to a formula, mixing, extruding, tabletting, cooling, smashing, grinding, sieving and grading, detecting the flame retardant powder coating for the MDF, and packaging, so that the flame retardant powder coating is obtained. The application of the flame retardant powder coating comprises the following steps: pretreating the surface of a workpiece, spraying the flame retardant powder coating for the MDF, heating, levelling and curing. The flame retardant powder coating is high in flame retardant efficiency, broad in application fields, energy-saving and environmental-friendly.
Description
Technical field
The invention belongs to art of powder coatings, be specifically related to a kind of MDF flame retardant resistance powder coating and its preparation method and application.
Background technology
Flame retardant resistance powder coating refers to the powder coating with the function such as anti-flaming, fire-retardant, heat insulation, improving the flame retardant resistance of high molecular polymer, belonging to Functional Powder Coating by adding fire retardant.Along with developing rapidly of hyundai electronics and appliance industry, more and more urgent to the requirement of flame retardant resistance powder coating.The main application of kitchen guarding MDF furniture is that kitchen tackle are put, and receives liking of numerous human consumer.If by the decoration function of coatingsurface, improve the drawback that MDF sheet material is inflammable, then can further expand its Application Areas.
Material mainly N, P, As, Sb, Bi of VA race and the element such as F, Cl, Br, I and B, Al of VIIA race in the periodic table of elements of fire retardation can be played.Conventional has N, P, Cl, Br, B, Mg and Al, and the compound of these elements all can be used as fire retardant.The flame retardant properties selecting suitable fire retardant to improve powder coating is an important development direction of MDF powder spraying.
Make a general survey of fire retardant research and development in recent years and Status of development, although halogenated flame retardant is still the principal item of fire retardant, but owing to can generate poisonous and corrosives when this based flame retardant burns, thus the environment amenable fire retardant such as halogen-free flame retardants is future thrust.In addition, in a fire, cigarette to produce at first and the most lethal and affect the important factor on fire fighting opportunity adversely, so " fire-retardant " in the present age mentioned in the same breath with " pressing down cigarette ", Halogen superpolymer, halogenated flame retardant and antimony compounds are the main sources that is fuming.Therefore the non-halogenated of fire retardant is the main path reducing the amount of being fuming.Use efficient, Halogen, several functions fire retardant, the impact of fire retardant on base material mechanical-physical application performance can not only be reduced, simultaneously for decreasing pollution, to reduce costs to be useful.
Summary of the invention
The object of this invention is to provide that a kind of raw materials cost is lower, environmental protection, oil-proofness and sticking power good, and there is the MDF flame retardant resistance powder coating of excellent flame retardant effect.
Another object of the present invention is to provide a kind of solidification value low, the MDF flame retardant resistance powder coating preparation method that set time is short.
The present invention also aims to provide a kind of MDF flame retardant resistance powder coating simple to operate to apply.
Described MDF flame retardant resistance powder coating, be made up of the raw material of following mass percent:
Described vibrin, preferred P5086, cyanogen specialization work (Shanghai) Co., Ltd. produces.
Described epoxy resin, preferred bisphenol A type epoxy resin 903H, HongChang Electronic Materials Co., Ltd produces.
Described curing catalyst, preferred JT-6015A, Shanghai Jingtian New Materials Technology Co., Ltd. produces.
Described fire retardant, preferred FR-602, Qingdao Xu Xin Chemical Co., Ltd. provides.
Described flow agent is decentralized esters of acrylic acid flow agent, preferred GLP588, and Ningbo South-sea Chemical Co., Ltd. produces.
Described st-yrax, chemical name is 1,2-phenylbenzene-2-hydroxyl-1-ethyl ketone, the st-yrax of preferred Ningbo South-sea Chemical Co., Ltd..
Described air release agent, composition is modified polyethylene wax, preferred CERAFLOUR 961, and German Byk Chemie GmbH produces.
Described sand streak agent is classification micronized Teflon (PTFE) modified polyethylene wax, preferred TF-1830, and is full of international trade (Shanghai) Co., Ltd. and provides.
Described oxidation inhibitor, be preferably 1010, chemical name is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester.
Described filler is the filler that ordinary powder coating uses, and is that those skilled in the art's routine is selected, filler preferably barium sulfate.
Described pigment is one or both combinations in carbon black, titanium dioxide, iron oxide yellow, the preferred HIBLACK 40B2 of carbon black, wins wound Degussa Han Hua company and produces; Titanium dioxide preferred face titanium ECT-200 (rutile-type), Shanghai Yan Tai Industrial Co., Ltd. provides; The preferred TANOP-100 of iron oxide yellow, Shanghai Jie Yu Trade Co., Ltd. provides.
Preparation method's step of described MDF flame retardant resistance powder coating is as follows:
Take raw material → batch mixing → extrude → compressing tablet → cooling → pulverizing → abrasive dust → mistake screen sizing → detection packaging → finished product is carried out to MDF flame retardant resistance powder coating.
The application of described MDF flame retardant resistance powder coating is as follows:
Workpiece surface process in early stage → spray MDF flame retardant resistance powder coating → heating levelling and solidify → detect defective and reprocess → final qualified workpiece warehouse-in.
Described solidification adopts the heating of medium-wave infrared pulsed irradiation, and solidification value is 130-150 DEG C, and set time is 8-15min.
The present invention has following beneficial effect:
(1) the present invention have that formula is simple, coating gloss stable, oil-proofness and sticking power is good, exterior durability good, with the advantage such as good, the easy dispersion of substrate resin consistency, pollution-free, hypotoxicity, Application Areas is wide, energy-conserving and environment-protective.
(2) after coating of the present invention sprays on medium density fibre board (MDF) MDF, under the condition of 130-150 DEG C, heating 8-15min can realize solidifying completely.
(3) flame retarding efficiency of the present invention is high, does not reduce or slightly reduces the original Physical and mechanical properties of MDF material and electrical property.
(4) preparation method's solidification value of the present invention is low, and set time is short, and application method is simple to operate.
Embodiment
Below in conjunction with embodiment, the invention will be further described.
Raw materials usedly in embodiment be commercially available prod.
Embodiment 1
MDF flame retardant resistance powder coating, be made up of the raw material of following mass percentage meter:
Raw material → batch mixing → extrude → compressing tablet → cooling → pulverizing → abrasive dust → mistake screen sizing → detection packaging → finished product is carried out to MDF flame retardant resistance powder coating is taken by the above-mentioned formula of MDF flame retardant resistance powder coating.
Workpiece surface process in early stage → spraying MDF flame retardant resistance powder coating → heat 8min levelling under 150 DEG C of temperature condition solidifying → defective reprocesses → final qualified workpiece warehouse-in.
Embodiment 2
MDF flame retardant resistance powder coating, be made up of the raw material of following mass percentage meter:
Prepare coated sample by preparation process described in embodiment 1, be 140 DEG C unlike Heating temperature during solidification, heat-up time is 12min.
Embodiment 3
MDF flame retardant resistance powder coating, be made up of the raw material of following mass percentage meter:
Prepare coated sample by preparation process described in embodiment 1, be 130 DEG C unlike Heating temperature during solidification, heat-up time is 15min.
The performance test results of the MDF flame retardant resistance powder coating coating that embodiment 1-3 obtains is as shown in table 1:
The MDF flame retardant resistance powder coating coating performance test result that table 1 embodiment 1-3 is obtained
Claims (9)
1. a MDF flame retardant resistance powder coating, is characterized in that, is made up of the raw material of following mass percent:
2. MDF flame retardant resistance powder coating according to claim 1, is characterized in that, curing catalyst is cross linking of epoxy resin curing catalyst.
3. MDF flame retardant resistance powder coating according to claim 1, is characterized in that, fire retardant is addition type phosphorus-nitrogenated flame retardant.
4. MDF flame retardant resistance powder coating according to claim 1, is characterized in that, flow agent is decentralized esters of acrylic acid flow agent.
5. MDF flame retardant resistance powder coating according to claim 1, is characterized in that, air release agent is modified polyethylene wax.
6. MDF flame retardant resistance powder coating according to claim 1, is characterized in that, sand streak agent is classification micronized Teflon modified polyethylene wax.
7. a preparation method for the arbitrary described MDF flame retardant resistance powder coating of claim 1-6, is characterized in that, comprise the following steps:
Take raw material, batch mixing by MDF flame retardant resistance powder coating formulation, extrude, compressing tablet, cooling, pulverize, abrasive dust, cross screen sizing, detection packaging is carried out to MDF flame retardant resistance powder coating, obtains finished product.
8. an application for the arbitrary described MDF flame retardant resistance powder coating of claim 1-6, is characterized in that, by workpiece surface pre-treatment, spraying MDF flame retardant resistance powder coating, heating levelling also solidifies.
9. the application of MDF flame retardant resistance powder coating according to claim 8, is characterized in that, adopt the heating of medium-wave infrared pulsed irradiation during solidification, solidification value is 130-150 DEG C, and set time is 8-15min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510304382.1A CN104893501A (en) | 2015-06-05 | 2015-06-05 | Flame retardant powder coating for MDF (medium density fireboard) as well as preparation method and application of flame retardant powder coating |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510304382.1A CN104893501A (en) | 2015-06-05 | 2015-06-05 | Flame retardant powder coating for MDF (medium density fireboard) as well as preparation method and application of flame retardant powder coating |
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| CN201510304382.1A Pending CN104893501A (en) | 2015-06-05 | 2015-06-05 | Flame retardant powder coating for MDF (medium density fireboard) as well as preparation method and application of flame retardant powder coating |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107652860A (en) * | 2017-10-31 | 2018-02-02 | 山东瑞丰高分子材料股份有限公司 | Medium-density plate cured powder paint and preparation method thereof |
| CN113372787A (en) * | 2020-02-25 | 2021-09-10 | 廊坊市亚龙三惠科技股份有限公司 | Flame-retardant powder coating and preparation method thereof |
| WO2023041708A1 (en) * | 2021-09-16 | 2023-03-23 | Ppg Coatings Europe B.V. | Curing of intumescent coating compositions by application of pulsed infrared radiation |
-
2015
- 2015-06-05 CN CN201510304382.1A patent/CN104893501A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107652860A (en) * | 2017-10-31 | 2018-02-02 | 山东瑞丰高分子材料股份有限公司 | Medium-density plate cured powder paint and preparation method thereof |
| CN113372787A (en) * | 2020-02-25 | 2021-09-10 | 廊坊市亚龙三惠科技股份有限公司 | Flame-retardant powder coating and preparation method thereof |
| WO2023041708A1 (en) * | 2021-09-16 | 2023-03-23 | Ppg Coatings Europe B.V. | Curing of intumescent coating compositions by application of pulsed infrared radiation |
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