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Flame-retardant PP/POM alloy material and preparation method thereof

An alloy material, POM20% technology, applied in the field of flame retardant PP/POM alloy material and its preparation, can solve problems such as short service life, and achieve the effect of improving compatibility and broad application prospects

Inactive Publication Date: 2021-05-25
江苏岚智橡塑材料有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to solve the shortcoming of short service life in the prior art, and propose a flame-retardant PP / POM alloy material and its preparation method

Method used

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  • Flame-retardant PP/POM alloy material and preparation method thereof
  • Flame-retardant PP/POM alloy material and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0015] The flame-retardant PP / POM alloy material of this embodiment is composed of the following components by weight fraction: PP50%; POM20%; blending agent 5%; compound flame retardant 5%; phase solvent 2%; Agent 0.5%; formaldehyde absorbent 0.3%; other additives 0.1%.

[0016] A preparation method of flame-retardant PP / POM alloy material, comprising the steps of:

[0017] S1. Add PP, POM, blending agent, composite flame retardant, phase solvent, antioxidant, formaldehyde absorbent and other additives to the high-speed mixer for high-speed premixing according to the above weight fraction components;

[0018] S2. Take the mixture obtained in step S1 and add it from the feeding port of the screw extruder, the processing temperature is 160°C, the screw speed is 250r / min, the pressure of the extruder is 10MPa, and then granulated by twin-screw melt extrusion A finished product of flame-retardant PP / POM alloy material is obtained.

Embodiment 2

[0020] The flame-retardant PP / POM alloy material of this embodiment is composed of the following components by weight fraction: PP70%; POM35%; blending agent 10%; compound flame retardant 10%; phase solvent 3%; 1% agent; 0.7% formaldehyde absorbent; 0.3% other additives.

[0021] A preparation method of flame-retardant PP / POM alloy material, comprising the steps of:

[0022] S1. Add PP, POM, blending agent, composite flame retardant, phase solvent, antioxidant, formaldehyde absorbent and other additives to the high-speed mixer for high-speed premixing according to the above weight fraction components;

[0023] S2. Take the mixture obtained in step S1 and add it from the feeding port of the screw extruder, the processing temperature is 180°C, the screw speed is 300r / min, the pressure of the extruder is 13MPa, and then granulated by twin-screw melt extrusion Obtain the finished product 2 of flame-retardant PP / POM alloy material.

Embodiment 3

[0025] The flame-retardant PP / POM alloy material of this embodiment is composed of the following components by weight fraction: PP90%; POM50%; blending agent 15%; compound flame retardant 15%; phase solvent 5%; 2% agent; 1% formaldehyde absorbent; 0.5% other additives.

[0026] A preparation method of flame-retardant PP / POM alloy material, comprising the steps of:

[0027] S1. Add PP, POM, blending agent, composite flame retardant, phase solvent, antioxidant, formaldehyde absorbent and other additives to the high-speed mixer for high-speed premixing according to the above weight fraction components;

[0028] S2. Take the mixture obtained in step S1 and add it from the feeding port of the screw extruder, the processing temperature is 200°C, the screw speed is 350r / min, the pressure of the extruder is 15MPa, and then granulated by twin-screw melt extrusion Obtain the finished product of flame-retardant PP / POM alloy material III.

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Abstract

The invention relates to the technical field of reinforcing material modification, in particular to a flame-retardant PP / POM alloy material and a preparation method thereof, and the flame-retardant PP / POM alloy material comprises the following components in percentage by weight: 50-90% of PP; 20%-50% of POM; 5%-15% of a blending agent; 5%-15% of a compound flame retardant; 2%-5% of a phase solvent; 0.5%-2% of an antioxidant; 0.3%-1% of a formaldehyde absorbent; and 0.1%-0.5% of other auxiliary agents. According to the invention, POM and PP are blended and modified by introducing other assistants, that is, the compatibility of POM is improved, the excellent properties of the two materials are combined together, and the PP / POM has flame retardant property after being dissolved by adopting the compound flame retardant, so that the prepared alloy material has wider application prospect.

Description

technical field [0001] The invention relates to the technical field of modification of reinforcing materials, in particular to a flame-retardant PP / POM alloy material and a preparation method thereof. Background technique [0002] In the prior art, the publication number is CN103540017A, and the name is a modified PP alloy material. In the invention patent, 40-60 parts of PP, 5-6 parts of talcum powder, 10-20 parts of resin matrix PPH, 50-55 parts of PPB, and 10-15 parts of phenylsiloxane branched chain prepolymer, 1-6 parts of modifier, 1-2 parts of pigment, 1-5 parts of maleic anhydride, 10-15 parts of zinc borate, 10 parts of polyvinyl ester -15 parts, 15-17 parts of vinyl bis stearamide, 2-4 parts of monoglyceride stearate, 1-3 parts of montmorillonite, 2-3 parts of smoke suppressant, 1-9 parts of nano calcium carbonate, 3-9 parts of ethylene-acrylate, 1 part of surface treatment agent, 0.5-1 part of dispersant, PP composite material has the effects of impact resistance...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L23/12C08L59/00
CPCC08L23/12C08L2201/02C08L59/00
Inventor 倪宝玉
Owner 江苏岚智橡塑材料有限公司