CN104987798B - A kind of coating process of multiple-effect coating - Google Patents
A kind of coating process of multiple-effect coating Download PDFInfo
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- CN104987798B CN104987798B CN201510463997.9A CN201510463997A CN104987798B CN 104987798 B CN104987798 B CN 104987798B CN 201510463997 A CN201510463997 A CN 201510463997A CN 104987798 B CN104987798 B CN 104987798B
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Abstract
The invention provides a kind of coating process of multiple-effect coating, it is characterised in that：The coating is uniformly coated on substrate surface, dried 25 minutes under conditions of 160 180 DEG C so that the coating weight of coating is 60 90g/m2, the coating include crosslink propylene acid esters, polyurethane, melamine, red phosphorus, ammonium dihydrogen phosphate, glycerine, ethylene glycol, butyl cellosolve, Na2O·nSiO2、TiO2And water, and in terms of the parts by weight of solid 100 of crosslink propylene acid esters, 35 parts of polyurethane, 10 15 parts of melamine, 5 10 parts of red phosphorus, 5 15 parts of ammonium dihydrogen phosphate, 5 12 parts of glycerine, 35 parts of ethylene glycol, 5 10 parts of butyl cellosolve, Na2O·nSiO25 10 parts, TiO210 20 parts, 150 180 parts of water.Enough fire resistances can either be obtained through the obtained multiple-effect coating group of present invention coating, and can obtain enough flexibilities and uniform performance, the overall performance such as security, comfortableness and aesthetic property to ensure coating surface.
Description
Technical field
It is especially a kind of to be used for the vehicle interiors such as vehicle seat, car cushion and carriage ceiling the present invention relates to the technical field of coating
The multiple-effect coating and its coating process of part.
Background technology
In recent years, with the increasingly raising continued to develop with people's living standard of Domestic Automotive Industry, for vehicle seat, car
The demand of the automobile interior part such as pad and carriage ceiling is increasing, and in order to improve the overall performance of vehicle, for each of in-car
Individual part is proposed higher requirement, the flame-retarding of such as vehicle, the riding comfort of vehicle, automobile interior it is attractive in appearance
Property and water proofing property etc., are all the improved directions of vehicle interior appliance from now on.
In order to improve the various performances of the automobile interior parts such as vehicle seat, car cushion and carriage ceiling, most effective method is
Implement one layer of coating on the surface of substrate component, then obtain corresponding performance using different coating compositions in the coating,
And for the mostly important consideration of vehicle safety, widely used in the functional coating of automotive trim is fire-retardant painting
Layer.The coating composition used in current most of automotive trim flame retardant coatings has mainly used the halogen systems such as deca-BDE
The synthetic resin emulsion of the composition such as fire retardant and acrylic acid ester emulsion.But halogenated flame retardant smoke amount is big, the halogenation discharged
Hydrogen has severe corrosive, and it is poisonous carcinogenic to produce a large amount of many bromo benzos evil English and PBDF etc.
Material, influences human homergy, therefore with growing interest of the people for environmental problem, the use of halogenated flame retardant by
Increasing limitation.Particularly in terms of automobile inside components, halogenated flame retardant is easier and built-in material is widely used
Polyester fiber generates halogenation pernicious gas, and urgent requirement substitutes the application of halogenated flame retardant using bittern-free flame-proof material.
Phosphorus flame retardant (including organic and inorganic system) is found to have the excellent fire-retardancy for the halogenated flame retardant that matches in excellence or beauty, from
And by a lot of research and application, but there is serious waterproof sex chromosome mosaicism in phosphorus flame retardant, it is fine in vehicle seat or the polyester of car cushion
The phosphorus flame retardant used in dimension fabric is even only experience warm water all can be by significant dissolution.Meanwhile, phosphorus flame retardant by
In the reason in terms of consumption and performance, the fabric flexibility for frequently resulting in the built-in material after Coating is not enough, and then makes
Obtain coating and easily occur the problems such as cracking is even peeled off with base material, both influenceed attractive in appearance, and also caused the failure of painting layer function.
The purpose of the present invention is to be to provide a kind of multiple-effect coating of the vehicle interior components with excellent combination property
And its coating process, so that enough fire resistances can either be obtained, and enough flexibilities and uniform performance can be obtained, to protect
Demonstrate,prove the overall performances such as security, comfortableness and the aesthetic property of vehicle interior components.
The content of the invention
The purpose of the present invention be to provide a kind of vehicle interior components with excellent combination property with multiple-effect coating and
Its coating process, is chosen and preferred component proportion by the unique composition of the coating group, and suitable coating process is realized
Scribbling the vehicle interior components of the coating has an overall performances such as excellent security, comfortableness and aesthetic property.
To achieve the above object, present invention employs following technical scheme：
A kind of coating process of multiple-effect coating, it is characterised in that：It is characterized in that：
The coating is uniformly coated on substrate surface, dried 2-5 minutes under conditions of 160-180 DEG C so that coating
Coating weight be 60-90g/m2。
The coating includes crosslink propylene acid esters, polyurethane, melamine, red phosphorus, ammonium dihydrogen phosphate, glycerine, second two
Alcohol, butyl cellosolve, Na2O·nSiO2、TiO2And water, and in terms of the parts by weight of solid 100 of crosslink propylene acid esters, gather
3-5 parts of urethane, 10-15 parts of melamine, 5-10 parts of red phosphorus, 5-15 parts of ammonium dihydrogen phosphate, 5-12 parts of glycerine, ethylene glycol 3-5
Part, 5-10 parts of butyl cellosolve, Na2O·nSiO25-10 parts, TiO210-20 parts, 150-180 parts of water.
As preferred, the gel fraction of the crosslink propylene acid esters is 50%-70%.
As preferred, the number of the polyurethane is 4 parts.
As preferred, the number of the melamine is 12 parts.
As preferred, the weight ratio of the red phosphorus and ammonium dihydrogen phosphate is 1: 2, it is further preferred that the number of the two
For 7 parts and 14 parts.
As preferred, the number of the glycerine is 10 parts.
As preferred, the number of the ethylene glycol is 4 parts, and the number of the butyl cellosolve is 8 parts.
It is used as preferred, the Na2O·nSiO2With TiO2Weight ratio be 1: 2, it is further preferred that the number of the two
For 7 parts and 14 parts.
It is used as preferred, the Na2O·nSiO2Middle n=1.8-2.2.
It is used as preferred, the TiO2For rutile-type, threadiness, 0.3-0.5 μm of fiber footpath, 50-80 μm of length.
The coating be by by crosslink propylene acid esters, polyurethane, melamine, red phosphorus, ammonium dihydrogen phosphate, glycerine,
Ethylene glycol, butyl cellosolve, Na2O·nSiO2、TiO2Raw material is added in 35-40 DEG C of deionized water successively by proportioning, is filled
Obtained after dividing stirring 2-3 hours.
The inventive method has the beneficial effect that：Chosen by unique composition and preferred component proportion realizes and scribbles this
The vehicle interior components of coating have the overall performances such as excellent security, comfortableness and aesthetic property.
Embodiment
Embodiment 1
Based on the parts by weight of solid 100 of crosslink propylene acid esters, 3 parts of polyurethane, 10 parts of melamine, 5 parts of red phosphorus, phosphoric acid
5 parts of ammonium dihydrogen, 5 parts of glycerine, 3 parts of ethylene glycol, 5 parts of butyl cellosolve, Na2O·nSiO25 parts, TiO210 parts of proportionings are accurate
Standby raw material, ready raw material is added in 38 DEG C of 150 deionized waters successively, is sufficiently stirred for after 2 hours, obtains the present invention
The product of embodiment 1.
Wherein the gel fraction of crosslink propylene acid esters is 70%.
Wherein Na2O·nSiO2Middle n=2.0；TiO2For rutile-type, threadiness, 0.4 μm of fiber footpath, 70 μm of length.
Embodiment 2-9 is adjusted to the content of each component, and specific content ratio is listed in table 1.
Aforementioned coating composition product is uniformly coated on PET sheet surface, 3 points are dried under conditions of 170 DEG C
Clock so that the coating weight of coating is 70g/m2, obtain performance of the test sheet to test coating composition.
Embodiment 10-12 is adjusted to the coating process of the paint formulation of embodiment 1, referring specifically to table 2.
The test condition of anti-flammability is commented for test sheet is cut into 30mm × 30mm × 1mm using UL94 standards in table 1
The fire resistance of valency coating, specially zero：V-0 and the above are quite resistance to combustion；△：The more resistance to combustion of V-1, V2；×：HB be intolerant to
Combustion.
The test condition of water proofing property is in table 1, by 5mm water droplet drop coating in the surface of test sheet, checks coating surface
Infiltration and the situation that becomes sticky, specially zero：Do not glue, and non-water breakthrough penetrates into coating surface；△：Do not glue, but there is water to penetrate into coating table
The sign in face；×：It is viscous, and have the obvious sign of water infiltration coating surface.
The test condition of flexibility passes through touching for tester to allow 10 bit test persons to be touched with hand coating sample in table 1
Feel confirming the soft comfortable degree of coating, soft feel number is set to soft (zero), soft feel number 5-8 people more than 8 people's
Be set to being set to harder (×) below relatively soft (△), 5 people.
The test condition of even compact is the lattice that coating surface is divided into 100 1mm × 1mm in table 1, then
Adhesive tape is tightly adhered to thereon, then adhesive tape is peeled off, the quantity of the intact lattice of coating is calculated, when more than 90,
Think that coating uniform is fine and close, adhesiveness is excellent (zero), when for 50-90 when, it is believed that coating more even compact, adhesiveness is good
(△), when less than 50, then it is assumed that coating compactness poor adhesion (×).
It is further described below for the formula and coating process of coating system of the present invention：
Crosslink propylene acid esters in coating of the present invention is a kind of heat-proof flame-proof resin with excellent fire-retardancy, and it is in combustion
There is slow burning velocity during burning, the main component of coating of the present invention is used as.Especially with as gel fraction 50-70%
The crosslink propylene acid esters of higher degree of crosslinking can play flame retardant effect to greatest extent on the premise of cost is controlled.
Polyurethane is extremely important for the paintability of coating as tackifier in coating of the present invention, and its content is too low to be made
Coating ingredients are obtained excessively to penetrate into base material and influence coating performance, but its too high levels is also unfavorable for the uniform coating of coating, also
Comfortableness can be influenceed, therefore controls its content at 3-5 parts.
Melamine has good iris action in coating of the present invention, can prevent that red phosphorus combustion inhibitor etc. is inorganic well
The moisture absorption of material, so as to ensure the water proofing property of coating, but its content can not be too high, otherwise will influence coating it is fire-retardant,
The whole structure of flexibility, therefore its content is controlled at 10-15 parts.
Red phosphorus and ammonium dihydrogen phosphate in coating of the present invention, red phosphorus have very excellent flame retardant effect, in order to play it
Excellent effect, its content is preferably more than 5 parts, but its too high levels can then cause the coating and water proofing property of coating to become
Difference, therefore its content is preferably controlled below 10 parts；Ammonium dihydrogen phosphate can cooperate with performance flame retardant effect with red phosphorus, can add
More than 5 parts, but too high addition influences the effect and overall component proportion of red phosphorus, therefore it is preferably controlled in less than 15 parts；
Applicant is particular, it is found that the ratio of the two can play best flame retardant effect when being 1: 2.
Glycerine in coating of the present invention can aid in the fire resistance of crosslink propylene acid esters well, in order that itself and friendship
Acrylate synergy is fire-retardant, and its addition at least should be 5 parts, but excessive addition can not improve the anti-flammability of system
Can, the coating of coating can be caused to be deteriorated on the contrary, therefore control its content below 12 parts.
Ethylene glycol in coating of the present invention can play finely dispersed effect, more for the addition of in coating of the present invention
Red phosphorus, Na2O·nSiO25 parts, TiO2Formula, its effect is particularly significant, and in order to play its effect, its addition at least should
For 3 parts, but excessive addition can't significantly improve the stable and uniform of coating, cause trouble on the contrary for drying etc., therefore
Its content is controlled below 5 parts.
Butyl cellosolve in coating of the present invention has the effect for improving each COMPONENTS COMPATIBILITY well, particularly its with
Being used in conjunction with for ethylene glycol, significantly improves the uniform and stable property of coating system, and in order to play its effect, it should at least add 5
Part, but its excessive addition can't significantly improve the stable and uniform of coating, cause trouble, therefore control on the contrary for drying etc.
Its content is made below 10 parts.
Na in coating of the present invention2O·nSiO25 parts have extraordinary heat-proof combustion-resistant performance, and it can significantly improve painting
The combustion threshold of material system, in order to play its effect, its addition at least should be 5 parts, but excessively add for heat-proof combustion-resistant
Performance impact is not obvious, can increase the burden of system coating on the contrary, therefore controls its content below 10 parts.Meanwhile, Na2O·
nSiO2In n value preferably between 1.8-2.2, n values are too small to be difficult to play heat-proof combustion-resistant performance, and it is excessive to fire hot n values, general
So that Na2O·nSiO2Dissolubility be deteriorated, so as to influence the paintability of coating.TiO in coating of the present invention2Itself it is
A kind of inorganic fire-retarded filler, at the same its present invention coating system in can well with Na2O·nSiO2Collaboration plays carrier
The effect of support, once coated component is burnt, it is able to maintain that the intensity and compactness of coating, so as to preferably play
Fire resistance；And TiO2Preferably rutile-type, fibrous, 0.3-0.5 μm of fiber footpath, 50-80 μm of length, and this is enabled to
Coating obtains more preferable obdurability, so as to ensure the performances such as the sewing thread fatigue strength of in-car part.Applicant particular, it is found that
Na2O·nSiO2With TiO2Ratio be 1: 2 when can play best flame retardant effect.
In coating process in the present invention, coating coating weight can not be too low, otherwise it cannot be guaranteed that the anti-flammability of coating, waterproof
The performances such as property, but can not be too high, the deterioration of the performances such as flexibility, coating, sewing thread fatigue strength otherwise can be caused, most
It is controlled well in 60-90g/m2.Drying temperature during coating is preferably controlled in 160-180 DEG C, too low to be unfavorable for coating each component
Cooperation and coating shaping, while influence efficiency of construction, it is too high, can cause composition timeliness and coating effect be deteriorated.
Table 1
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | |
| Crosslink propylene acid esters | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Polyurethane | 3 | 4 | 4 | 5 | 5 | 1 | 4 | 5 | 3 |
| Melamine | 10 | 11 | 12 | 14 | 15 | 5 | 12 | 13 | 12 |
| Red phosphorus | 5 | 6 | 7 | 8 | 10 | 6 | 2 | 7 | 6 |
| Ammonium dihydrogen phosphate | 5 | 9 | 14 | 7 | 15 | 8 | 3 | 12 | 12 |
| Glycerine | 5 | 8 | 10 | 10 | 12 | 9 | 2 | 9 | 8 |
| Ethylene glycol | 3 | 4 | 4 | 5 | 5 | 4 | 4 | 1 | 4 |
| Butyl cellosolve | 5 | 7 | 8 | 9 | 10 | 7 | 7 | 1 | 7 |
| Na2O·nSiO2 | 5 | 6 | 7 | 9 | 10 | 8 | 7 | 8 | 3 |
| TiO2 | 10 | 12 | 14 | 16 | 20 | 18 | 10 | 13 | 5 |
| Water | 150 | 160 | 160 | 170 | 180 | 160 | 170 | 180 | 160 |
| Anti-flammability | △ | △ | ○ | △ | ○ | △ | × | × | × |
| Water proofing property | △ | △ | ○ | ○ | ○ | × | △ | △ | △ |
| Flexibility | ○ | ○ | ○ | △ | △ | ○ | △ | △ | ○ |
| Even compact | △ | ○ | ○ | △ | △ | × | △ | × | △ |
Table 2
| Coating weight (g/m2) | Drying temperature (DEG C) | Anti-flammability | Water proofing property | Flexibility | Compactness | |
| 10 | 60 | 160 | △ | △ | ○ | ○ |
| 11 | 90 | 180 | ○ | ○ | △ | △ |
| 12 | 50 | 150 | × | × | ○ | × |
| 13 | 110 | 200 | △ | × | × | × |
Although the present invention illustrates coating effect of the present invention by above-described embodiment, the invention is not limited in above-mentioned reality
Apply example.Person of ordinary skill in the field it will be clearly understood that any improvement in the present invention, to each raw material of product of the present invention etc.
Effect replacement and addition, the selection of concrete mode of auxiliary element etc., within the scope of all falling within protection scope of the present invention and being open.
Claims (2)
1. a kind of coating process of multiple-effect coating, it is characterised in that：It is characterized in that：
The coating is uniformly coated on substrate surface, dried 2-5 minutes under conditions of 160-180 DEG C so that the painting of coating
Cloth amount is 60-90g/m2；
The coating is by crosslink propylene acid esters, polyurethane, melamine, red phosphorus, ammonium dihydrogen phosphate, glycerine, ethylene glycol, second two
Alcohol butyl oxide, Na2O·nSiO2、TiO2Constituted with water, and in terms of the parts by weight of solid 100 of crosslink propylene acid esters, polyurethane
3-5 parts, 10-15 parts of melamine, 5-10 parts of red phosphorus, 5-15 parts of ammonium dihydrogen phosphate, 5-12 parts of glycerine, 3-5 parts of ethylene glycol, second
5-10 parts of dibutyl ether, Na2O·nSiO25-10 parts, TiO210-20 parts, 150-180 parts of water；The crosslink propylene acid esters
Gel fraction be 50%-70%；The weight ratio of the red phosphorus and ammonium dihydrogen phosphate is 1: 2；The Na2O·nSiO2With TiO2's
Weight ratio is 1: 2；The Na2O·nSiO2Middle n=1.8-2.2；The TiO2For rutile-type, threadiness, fiber footpath 0.3-
0.5 μm, 50-80 μm of length.
2. coating process according to claim 1, it is characterised in that：4 parts of polyurethane, 12 parts of melamine, 7 parts of red phosphorus,
14 parts of ammonium dihydrogen phosphate, 10 parts of glycerine, 4 parts of ethylene glycol, Na2O·nSiO27 parts, TiO214 parts.
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| CN201510463997.9A CN104987798B (en) | 2015-07-31 | 2015-07-31 | A kind of coating process of multiple-effect coating |
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| CN201510463997.9A CN104987798B (en) | 2015-07-31 | 2015-07-31 | A kind of coating process of multiple-effect coating |
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| CN104987798A CN104987798A (en) | 2015-10-21 |
| CN104987798B true CN104987798B (en) | 2017-09-01 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11293155A (en) * | 1998-04-09 | 1999-10-26 | Tosoh Corp | Fireproof coating material |
| CN101712836A (en) * | 2009-10-28 | 2010-05-26 | 广东省长大公路工程有限公司 | Mildewproof flame-retardant tunnel decoration paint, preparation method and application thereof |
| CN102433036A (en) * | 2010-06-25 | 2012-05-02 | 陶氏环球技术有限公司 | Coalescent for aqueous compositions |
-
2015
- 2015-07-31 CN CN201510463997.9A patent/CN104987798B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11293155A (en) * | 1998-04-09 | 1999-10-26 | Tosoh Corp | Fireproof coating material |
| CN101712836A (en) * | 2009-10-28 | 2010-05-26 | 广东省长大公路工程有限公司 | Mildewproof flame-retardant tunnel decoration paint, preparation method and application thereof |
| CN102433036A (en) * | 2010-06-25 | 2012-05-02 | 陶氏环球技术有限公司 | Coalescent for aqueous compositions |
| CA2743794C (en) * | 2010-06-25 | 2013-09-10 | Dow Global Technologies Llc | Coalescent for aqueous compositions |
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| CN104987798A (en) | 2015-10-21 |
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Inventor after: Cui Zheng Inventor after: Wang Lixia Inventor after: Yu Tian Inventor after: Zhu Qian Inventor after: Wang Chenjing Inventor before: Liu Shidi |
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Effective date of registration: 20170802 Address after: 100010 Beijing city Dongcheng District Lu Mi Cang Hutong No. 71 Applicant after: Xinxing Vocational Equipment Production Technology Institute Address before: 063021 Hebei Province, Tangshan City Kaiping District Dongcheng Green Court Building 2 105 house 2 Applicant before: Liu Shidi |
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