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Attapulgite-based composite multifunctional powder as well as preparation method and application thereof in PVC (polyvinyl chloride) composite material

A technology of attapulgite and composite materials, applied in PVC composite materials, in the field of attapulgite-based composite multifunctional powders, can solve problems such as smoke suppression and absence of polymer materials, and achieve simple preparation process and improved Smoke suppression and flame retardant properties, the effect of good smoke suppression and flame retardant properties

Active Publication Date: 2021-12-17
烟台佳合高分子材料有限公司 +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0006] There are few reports about 3-aminopropane-1-phosphate (CAS No. 13138-33-5), and there is no report about its use in polymer materials smoke report

Method used

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  • Attapulgite-based composite multifunctional powder as well as preparation method and application thereof in PVC (polyvinyl chloride) composite material
  • Attapulgite-based composite multifunctional powder as well as preparation method and application thereof in PVC (polyvinyl chloride) composite material
  • Attapulgite-based composite multifunctional powder as well as preparation method and application thereof in PVC (polyvinyl chloride) composite material

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Experimental program
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Effect test

Embodiment 1

[0035] Attapulgite attapulgite from Mingguang in Anhui, Linze in Gansu and Xuyi in Jiangsu were respectively selected, the attapulgite raw ores from different origins were crushed, ball milled and sieved, and 200-500 mesh powder was obtained. Physically mix attapulgite from different origins with commercially available antimony trioxide in a weight ratio of 3:7, ultrafinely pulverize to above 2500 mesh, take 2.5 parts, and banbury and blend with raw materials such as PVC according to the formula in Table 1 ( 190°C), vulcanization and pressing (200°C) to make PVC composite materials. The flame retardant and smoke suppression properties and mechanical properties of the tested PVC composites are shown in Table 2.

[0036] Table 1 PVC composite formula (parts by weight)

[0037]

[0038] Table 2 Properties of PVC composites

[0039]

[0040] From the test results in Table 2, it can be seen that the attapulgite in Xuyi, Jiangsu Province has the best performance.

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Abstract

The invention discloses attapulgite-based composite multifunctional powder, which is mainly composed of attapulgite and antimony trioxide. The attapulgite-based composite multifunctional powder is characterized by containing 3-aminopropyl-1-phosphoric acid, wherein the content of the 3-aminopropyl-1-phosphoric acid is 0.5 to 3 percent of the weight of the attapulgite. Compared with the prior art, the attapulgite-based composite multifunctional powder disclosed by the invention is simple in preparation process, and the smoke suppression and flame retardance of a high polymer material can be better improved.

Description

technical field [0001] The invention belongs to the field of polymer composite materials, and in particular relates to an attapulgite-based composite multifunctional powder, a preparation method of the powder and an application in PVC composite materials. Background technique [0002] Polyvinyl chloride (PVC) is one of the main products in the chlor-alkali industry. As a basic chemical raw material, it is widely used in Building materials, electronics, pharmaceutical packaging and other fields have very broad application prospects. Due to the lack of toughness of PVC itself, dioctyl phthalate is usually used as a plasticizer to enhance the toughness of its composite material, but with the addition of plasticizer, the flammability of PVC composite material is greatly increased and accompanied by a large amount of Thick smoke and black smoke are produced. Therefore, we need to find an additive that can reduce its smoke emission without affecting its mechanical and flame-reta...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L27/06C08K3/22C08K3/36C08K5/5317C08K13/02
CPCC08K3/36C08K3/2279C08K3/22C08K5/5317C08K13/02C08K2003/222C08K2003/2227C08K2003/2206C08K2003/2272C08K2003/2241C08L2201/02C08L27/06
Inventor 张哲杜育峰丰鹏解云朋姜景誉徐文波
Owner 烟台佳合高分子材料有限公司
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