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Preparation method of polyvinyl chloride neon light tube material

A technology of polyvinyl chloride and neon lights, applied in the field of polyvinyl chloride materials, can solve the problems of poor comprehensive performance of polyvinyl chloride neon light tubes, unsatisfactory flame retardancy, poor molding performance, etc., achieve low production costs and ensure extrusion efficiency , Guarantee the effect of extrusion effect

Inactive Publication Date: 2018-09-21
东阳市特意新材料科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The use of PVC resin to make neon tubes has the characteristics of simple processing technology, low cost, easy installation, long life, various colors, and strong decoration. The flame retardant performance is not ideal due to the addition of the addition, and the overall performance of the PVC neon tube made is also poor

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] (1) Ingredients

[0023] Take each component according to the following weight ratio: 100kg PVC resin (SG-5 type resin), 35kg dioctyl phthalate, 10kg tricresyl phosphate, 0.5kg triphenyl phosphite, 1kg epoxy soybean oil, 2kg dibutyltin laurate, 5kg chlorinated paraffin, 0.05kg oxidized polyethylene wax, 0.5kg barium / cadmium liquid stabilizer, 0.2kg ultraviolet absorber (ultraviolet absorber UV-531), 0.05kg antioxidant (antioxidant IRGANOX1010), 0.1kg brightening agent (brightening agent QB97); Stand-by;

[0024] (2) Extrusion granulation

[0025] First add chlorinated paraffin, barium / cadmium liquid stabilizer and dibutyltin laurate into the high-speed mixer and mix evenly, then add the remaining components, heat to 90°C and mix at a high speed of 800r / min for at least 30min, cool to room temperature Add it to the extruder for granulation and extrude, air-cooled and cut into granules to obtain the material for the production of PVC neon tubes. The extruder for granula...

Embodiment 2

[0027] (1) Ingredients

[0028] Take each component according to the following weight ratio: 110kg PVC resin (SG-5 type resin), 38kg dioctyl phthalate, 12kg tricresyl phosphate, 0.6kg triphenyl phosphite, 1.2kg epoxy soybean oil , 2.3kg dibutyltin laurate, 7kg chlorinated paraffin, 0.08kg oxidized polyethylene wax, 0.8kg barium / cadmium liquid stabilizer, 0.3kg ultraviolet absorber (ultraviolet absorber UV-531), 0.07kg antioxidant (antioxidant Oxygen agent IRGANOX1010), 0.15kg brightening agent (brightening agent QB97); stand-by;

[0029] (2) Extrusion granulation

[0030] First add chlorinated paraffin, barium / cadmium liquid stabilizer and dibutyltin laurate into the high-speed mixer and mix evenly, then add the remaining components, heat to 950°C and mix at a high speed of 1000r / min for at least 30min, cool to room temperature Add it to the extruder for granulation and extrude, air-cooled and granulate to get the material for the production of polyvinyl chloride neon tubes....

Embodiment 3

[0032] (1) Ingredients

[0033] Take each component according to the following weight ratio: 120kg PVC resin (SG-5 type resin), 40kg dioctyl phthalate, 15kg tricresyl phosphate, 1kg triphenyl phosphite, 1.5kg epoxy soybean oil, 2.5kg dibutyltin laurate, 8kg chlorinated paraffin, 0.1kg oxidized polyethylene wax, 1kg barium / cadmium liquid stabilizer, 0.4kg ultraviolet absorber (ultraviolet absorber UV-531), 0.1kg antioxidant (antioxidant IRGANOX1010), 0.2kg brightening agent (brightening agent QB97); stand-by;

[0034] (2) Extrusion granulation

[0035] First add chlorinated paraffin, barium / cadmium liquid stabilizer and dibutyltin laurate into the high-speed mixer and mix evenly, then add the remaining components, heat to 100°C and mix at a high speed of 1200r / min for at least 30min, cool to room temperature Add it to the extruder for granulation and extrude, air-cooled and cut into granules to obtain the material for the production of PVC neon tubes. The extruder for granula...

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PUM

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Abstract

The invention discloses a preparation method of a polyvinyl chloride neon light tube material. The preparation method comprises the following steps: (1) material blending: weighing the following components in parts by weight: 100-120 parts of PVC resin, 35-40 parts of dioctyl phthalate, 10-15 parts of tritolyl phosphate, 0.5-1 part of triphenyl phosphite, 1-1.5 parts of epoxidized soybean oil, 2-2.5 parts of dibutyl tin laurate, 5-8 parts of chlorinated paraffin, 0.05-0.1 part of oxidized polyethylene wax, 0.5-1 part of a barium / cadmium liquid stabilizer, 0.2-0.4 parts of an ultraviolet absorber, 0.05-0.1 part of an antioxidant and a proper amount of an optical brightener; (2) extrusion granulation: firstly, mixing the chlorinated paraffin, barium / cadmium liquid stabilizer and dibutyl tinlaurate evenly in a high-speed mixer, then adding the remaining components, heating to 90-100 DEG C, then carrying out high-speed mixing for at least 30min, cooling to normal temperature, adding the mixture into an extruder for granulation for extrusion, and carrying out air cooling and granulation. The preparation method provided by the invention has the advantages of simple process steps, strongoperability, low production cost and suitability for industrial production, and the prepared product has the characteristics of tough performance, high transparency, heat resistance, cold resistanceand the like.

Description

technical field [0001] The invention relates to the technical field of polyvinyl chloride materials, in particular to a method for preparing materials for polyvinyl chloride neon lamp tubes. Background technique [0002] Neon lights have an unparalleled special effect on beautifying the night view of the city and enhancing advertising. With the prosperity of the city and the rapid development of commerce and entertainment, the requirements for the variety and quantity of neon materials are also increasing. The use of PVC resin to make neon tubes has the characteristics of simple processing technology, low cost, easy installation, long life, various colors, and strong decoration. The flame retardant performance is not ideal due to the addition, and the comprehensive performance of the polyvinyl chloride neon tube made is also poor. Contents of the invention [0003] The present invention aims to solve the above-mentioned technical problems existing in the polyvinyl chlori...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L27/06C08L91/00C08L91/06C08L23/30C08K5/00C08K5/12C08K5/526C08K5/134
CPCC08L27/06C08L2201/08C08L2201/10C08L2205/035C08L91/00C08L91/06C08L23/30C08K5/00C08K5/12C08K5/526C08K5/1345
Inventor 吴晓薇
Owner 东阳市特意新材料科技有限公司
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