CN-121991410-A - Preparation and application of infrared blocking heat insulation flame retardant additive

Abstract

The invention relates to the technical field of barrier materials, in particular to preparation and application of an infrared barrier heat-insulating flame-retardant additive, which comprises, by weight, 10-50 parts of an infrared barrier agent, 100 parts of a flame retardant, and 1-20 parts of a dispersing agent, wherein the obtained additive has good heat insulation and flame retardant properties. The invention adopts the flame retardant and the nano inorganic infrared blocking material to prepare, and can be used for preparing plastic master batches and finished products thereof. The preparation and application of the infrared barrier heat-insulating flame-retardant additive provided by the invention have the advantages of higher infrared barrier flame-retardant efficiency and processability, wider application range, and more convenient and effective use and lower use cost.

Inventors

• ZHANG XIANFA
• LUAN YI
• JIA ZHIZHONG
• WANG XIAOFEI
• LIU JING
• HAO XIAOPENG
• YAN HONGTAI

Assignees

• 烟台佳隆纳米产业有限公司

Dates

Publication Date

20260508

Application Date

20260305

Claims (7)

1. 1. The preparation of the infrared blocking heat insulation flame retardant additive is characterized by comprising, by weight, 100 parts of a flame retardant, 10-50 parts of an infrared blocking agent and 1-20 parts of a wetting dispersant; Adding the formula components into a zirconia ball sand mill, ball milling for 10 hours, and obtaining the infrared blocking heat insulation flame retardant additive, wherein the particle size is smaller than 100 nm; The wetting dispersant is one or a mixture of a plurality of hydroxyl functional carboxylic ester dispersants containing pigment affinity groups, modified polyurethane dispersants, phosphate/polyphosphate dispersants and alkyl hydroxyl ammonium salt dispersants containing acidic group copolymers.
2. 2. The method for preparing the infrared barrier heat insulation flame retardant additive according to claim 1, wherein the flame retardant is RDP and BDP.
3. 3. The method for preparing the infrared blocking heat insulation flame retardant additive according to claim 2, wherein the infrared blocking agent is one or a combination of more of cesium tungsten bronze, titanium dioxide, nanometer ATO and nanometer ITO.
4. 4. The method for preparing the infrared blocking heat insulation flame retardant additive according to claim 3, which is characterized in that: the wetting dispersant is one or a combination of a plurality of ：BYK-101、BYK-103、BYK-P104、BYK-P104S、BYK-107、BYK-108、BYK-110、BYK-111、BYK-161、BYK-163、BYK-164、BYK-166、BYK-170、BYK-180、BYK-182、BYK-2200.
5. 5. The preparation method of the infrared blocking heat insulation flame retardant additive according to claim 4, wherein the diameter of zirconium balls in the zirconia ball sand mill is 0.1-0.3mm, the ball milling rotating speed is 2800rpm, and the ball milling temperature is 25 ℃.
6. 6. The application of the infrared blocking heat-insulating flame-retardant additive is characterized in that 100 parts by weight of PC and 8 parts by weight of the infrared blocking heat-insulating flame-retardant additive are calculated.
7. 7. The use of an infrared barrier heat-insulating flame-retardant additive according to claim 6, wherein the components of the formula are added into a double-screw extruder for granulation, the processing conditions are that the temperatures of 6 temperature sections from a feed end to a discharge end are 260 ℃, 270 ℃, 275 ℃ and 280 ℃ in sequence, the spindle rotation speed of the double-screw extruder is 30r/min, and the granulating is carried out after granulation.

Description

Preparation and application of infrared blocking heat insulation flame retardant additive Technical Field The invention relates to the technical field of barrier materials, in particular to preparation and application of an infrared barrier heat-insulating flame-retardant additive. Background With the sustainable development of human society science and economy, modern buildings and automobiles widely adopt large-area glass, so that the demand of people for environment-friendly heat-insulating energy-saving materials is more and more severe. Meanwhile, for the purpose of safety, the building material or other industries also put high requirements on the flame retardant property of the material, so that the development of the material with heat insulation and flame retardant functions has very important significance, and the material is required to obtain better infrared barrier and flame retardant effects. The effectiveness of the heat insulation and flame retardance depends on the type of the infrared barrier and the flame retardant, and also on the dispersion effect of the infrared barrier and the flame retardant in the matrix. The existing technology adds flame retardant and infrared barrier material respectively in most processing processes, so that the added filler is not uniformly dispersed, the problems of surface defects of the material, reduced infrared barrier performance and the like can occur, and the additive with infrared barrier and flame retardant properties is not mentioned temporarily. Therefore, a new additive with external barrier and flame retardant properties needs to be studied, which is suitable for being added into materials to obtain good infrared barrier and flame retardant effects. Disclosure of Invention The invention aims to overcome the defects in the prior art, and provides the preparation and the application of the infrared blocking heat insulation flame retardant additive. The invention provides a preparation method of an infrared blocking heat insulation flame retardant additive, which comprises the following raw materials, by weight, 100 parts of flame retardant, 10-50 parts of infrared blocking agent, and 1-20 parts of wetting dispersant; Adding the formula components into a zirconia ball sand mill, ball milling for 10 hours, and obtaining the infrared blocking heat insulation flame retardant additive, wherein the particle size is smaller than 100 nm; The wetting dispersant is one or a mixture of a plurality of hydroxyl functional carboxylic ester dispersants containing pigment affinity groups, modified polyurethane dispersants, phosphate/polyphosphate dispersants and alkyl hydroxyl ammonium salt dispersants containing acidic group copolymers. Preferably, the flame retardants are RDP and BDP. Preferably, the infrared blocking agent is cesium tungsten bronze, titanium dioxide, nanometer ATO or nanometer ITO or a combination of more. Preferably, the wetting dispersant is one or a combination of several of ：BYK-101、BYK-103、BYK-P104、BYK-P104S、BYK-107、BYK-108、BYK-110、BYK-111、BYK-161、BYK-163、BYK-164、BYK-166、BYK-170、BYK-180、BYK-182、BYK-2200. Preferably, the diameter of the zirconium balls in the zirconia ball sand mill is 0.1-0.3mm, the ball milling rotating speed is 2800rpm, and the ball milling temperature is 25 ℃. A preferable scheme of application of the infrared blocking heat-insulating flame-retardant additive comprises 100 parts by weight of PC and 8 parts by weight of the infrared blocking heat-insulating flame-retardant additive. Preferably, the components in the formula are added into a double-screw extruder for granulation, the processing conditions are that the temperatures of 6 temperature sections from a feeding end to a discharging end are 260 ℃, 270 ℃, 275 ℃ and 280 ℃ in sequence, the spindle rotating speed of the double-screw extruder is 30r/min, and the granules are cut after granulation. The invention has the beneficial effects that: 1. The invention provides the preparation and application of the infrared blocking heat insulation flame retardant additive, which has the advantages of simple and scientific formula, reasonable and practical process flow, uniform dispersion of the additive, low granularity, stable property, flame retardance and infrared blocking effect, and can meet the application requirements in various scenes. 2. The invention provides the preparation and application of the infrared barrier heat-insulating flame-retardant additive, which can simplify the processing flow and reduce the feeding times in the use process, can ensure that the additive and the material are mixed more uniformly by using the wet feeding, avoid influencing the performance of downstream products, improve the stability of the product quality, reduce the comprehensive cost and have wide application prospect. Detailed Description The invention provides a preparation and application of an infrared blocking heat-insulating flame-retardant additive, which is prepared from th