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Fluorine-carbon coil coating and method of producing the same

A coil coating and fluorocarbon technology, applied in the direction of reflection/signal coatings, coatings, etc., can solve the problems of easy fading and short service life, and achieve excellent stain resistance, outstanding weather resistance, and high solid content.

Inactive Publication Date: 2009-04-08
无锡银星涂层板有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the increasing popularity of the application of color steel plates, various defects of color steel plates have gradually been exposed, and people have begun to realize the various troubles caused by the use of color steel plates, such as short service life, easy fading, and being like a test box in summer The general indoor temperature, etc., have brought a deep impression to people. Therefore, it is an important choice for the future development of the color steel plate industry to develop a coil coating that can effectively reduce the heat energy generated by sunlight and improve the service life of the steel plate.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0034] Embodiment one: the preparation method of a kind of fluorocarbon coil coating of the present invention adopts the following process steps: its prescription ratio is calculated in parts by weight:

[0035] The present invention takes 45.00 parts of polytetrafluoroethylene resin, the molecular weight of model HK-65 is about 6000~10000, 0.80 parts of acrylic copolymer block dispersant (32500), 0.50 parts of fumed silica (gas phase method), and 15.00 parts of cobalt blue pigment , 10.00 parts of titanium dioxide, 1.50 parts of ferrochrome black pigment, 6.50 parts of ceramic microspheres (particle size ≤ 1.5um), 3.00 parts of 100# aromatic hydrocarbon solvent, 1.00 parts of cyclohexanone, DBE (dibasic acid ester) dibasic acid ester 1.00 parts, put the above raw materials into the container cylinder in order, start the high-speed disperser to the speed of 1500 rpm, after dispersing for 20 minutes, use the suction pump to pump into the sand mill and grind 5 times until the fin...

Embodiment 2

[0036] Embodiment two: the preparation method of a kind of fluorocarbon coil coating of the present invention adopts the following process steps: its prescription ratio is calculated in parts by weight:

[0037] The present invention takes 50.00 parts of polytetrafluoroethylene resin, the molecular weight of model HK-65 is about 6000 to 10000, 1.00 parts of acrylic copolymer block dispersant (32500), 0.60 parts of fumed silica (gas phase method), and 10.00 parts of cobalt blue pigment , 10.00 parts of titanium dioxide, 1.00 parts of ferrochrome black pigment, 8.00 parts of ceramic microspheres (particle size ≤ 1.5um), 3.00 parts of 100# aromatic hydrocarbon solvent, 1.00 parts of cyclohexanone, 1.00 parts of DBE (dibasic acid ester), and Put the above-mentioned raw materials into the container cylinder in sequence and start the high-speed disperser to the speed of 1200 rpm. After dispersing for 22 minutes, use the suction pump to pump into the sand mill and grind it 5 times unt...

Embodiment 3

[0038] Embodiment three: the preparation method of a kind of fluorocarbon coil coating of the present invention adopts the following process steps: its prescription ratio is calculated in parts by weight:

[0039] The present invention takes 52.00 parts of polytetrafluoroethylene resin, about the molecular weight of model HK-65 of 6000~10000, 1 part of acrylic acid copolymerized block dispersant (32500), 0.60 part of silicon dioxide (gas phase method), 10 parts of cobalt blue pigment, 10.00 parts of titanium dioxide, 2.00 parts of ferrochrome black pigment, 7.00 parts of ceramic microspheres (particle diameter≤1.5um), 3.00 parts of 100# aromatic hydrocarbon solvent, 1.0 part of cyclohexanone, 1.00 part of DBE (dibasic acid ester), the above Put the raw materials into the container cylinder in sequence and start the high-speed disperser to the speed of 1300 rpm. After dispersing for 18 minutes, use the suction pump to pump it into the sand mill and grind it for 5 times until the...

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Abstract

The invention relates to a fluorocarbon coil coating and a preparation method thereof. The invention is characterized in that the method comprises steps as follows: teflon resin, acrylic block copolymer dispersants, aerosil, cobalt blue pigments, titanium pigments, ferrochrome black pigments, ceramic beads, 100 type aromatic solvents, cyclohexanone and dibasic ester are mixed uniformly according to certain proportion and sequence; after passing through a high-speed disperser, the mixtures are ground for 3 to 5 times by a grinding machine; and then methyl-etherified melamine resin, closed paratoluenesulfonic acid catalysts, micronized PE waxes, acrylic ester flatting agents, acrylic ester foam killers, silicon dioxide flatting silica, hindered amine stabilizers, butyl acetate and isophorone are added, stirred uniformly, filtered and packaged into a finished product. The coating has excellent weatherability and dirt-resistance performance; the solidifying temperature is relatively lower than that of polyvinylidene fluoride and the color is bright; the infrared emission rate is higher; the lustrousness can be freely adjusted; and the solid content is high and waste gas discharge can be reduced.

Description

technical field [0001] The invention relates to a fluorocarbon coil coating and a preparation method thereof, in particular it is used for decoration of high-grade color steel plates and belongs to the technical field of protective materials. Background technique [0002] With the increasing popularity of the application of color steel plates, various defects of color steel plates have gradually been exposed, and people have begun to realize the various troubles caused by the use of color steel plates, such as short service life, easy fading, and being like a test box in summer The general indoor temperature, etc., have brought a deep impression to people. Therefore, it is an important choice for the future development of the color steel plate industry to develop a coil coating that can effectively reduce the heat energy generated by sunlight and improve the service life of the steel plate. . Contents of the invention [0003] The object of the present invention is to ove...

Claims

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Application Information

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IPC IPC(8): C09D127/18C09D5/33
Inventor 刘旭光刘岗
Owner 无锡银星涂层板有限公司
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