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PC/ASA alloy material and preparation method thereof

A technology for alloy materials and raw materials, applied in the field of PC/ASA alloy materials and their preparation, can solve problems such as poor mechanical properties, poor weather resistance, product stress cracking, and high melt viscosity, and achieve good comprehensive mechanical properties and production costs. The effect of low, notched impact strength

Inactive Publication Date: 2019-12-31
东莞市高能高分子材料有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Then polycarbonate also has the following problems: difficult processing, high melt viscosity, product stress cracking and high price, etc.
In the prior art, the blending modification of polycarbonate and ASA has been studied. However, the existing PC / ASA alloy materials still have problems such as mechanical properties and poor weather resistance, which need further improvement.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0037] In this embodiment, a PC / ASA alloy material includes the following raw materials in parts by weight:

[0038] PC 120 copies

[0039] ASA 45 servings

[0040] 3 parts UV absorber

[0041] 6 parts of compatibilizer

[0042] Antioxidant 0.3 parts

[0043] 12 parts of functional aids.

[0044] Further, the ultraviolet absorber is composed of 2,4-dihydroxybenzophenone and phenyl o-hydroxybenzoate in a weight ratio of 1:1. The antioxidant is composed of antioxidant 1076, antioxidant 1010 and antioxidant 168 in a weight ratio of 2.5:2:1. Described PC is SLX2432T of SABIC company; Described ASA is 777K of BASF of Germany.

[0045] Further, the compatibilizer is composed of polymethyl methacrylate and maleic anhydride copolymer in a mass ratio of 0.8:1. The maleic anhydride copolymer is an ethylene-maleic anhydride copolymer, and the maleic anhydride copolymer is Honeywell AC573A.

[0046] Further, each part of the functional auxiliary agent includes the following raw ma...

Embodiment 2

[0059] In this embodiment, a PC / ASA alloy material includes the following raw materials in parts by weight:

[0060] PC 100 copies

[0061] ASA 35 servings

[0062] 2 parts UV absorber

[0063] Compatibilizer 4 parts

[0064] Antioxidant 0.2 parts

[0065] 8 functional aids.

[0066] Further, the ultraviolet absorber is composed of 2,4-dihydroxybenzophenone and phenyl o-hydroxybenzoate in a weight ratio of 1:2. The antioxidant is composed of antioxidant 1076, antioxidant 1010 and antioxidant 168 in a weight ratio of 2: 3:1.

[0067] Further, the PC is SLX2432T from SABIC; the ASA is 777K from BASF, Germany.

[0068] Further, the compatibilizer is composed of polymethyl methacrylate and maleic anhydride copolymer in a mass ratio of 0.5:1.

[0069] Further, each part of the functional additive includes the following raw materials by weight: 12 parts of silicone toughening additive, 8 parts of polyaryl sulfone, 8 parts of sodium dihydrogen phosphate, 6 parts of magnesium s...

Embodiment 3

[0083] In this embodiment, a PC / ASA alloy material includes the following raw materials in parts by weight:

[0084] PC 140 copies

[0085] ASA 50 servings

[0086] 4 parts UV absorber

[0087] Compatibilizer 8 parts

[0088] Antioxidant 0.4 parts

[0089] 15 parts of functional aids.

[0090] Further, the ultraviolet absorber is composed of 2,4-dihydroxybenzophenone and phenyl o-hydroxybenzoate in a weight ratio of 0.5:1. The antioxidant is composed of antioxidant 1076, antioxidant 1010 and antioxidant 168 in a weight ratio of 3:2:1. The compatibilizer is composed of polymethyl methacrylate and maleic anhydride copolymer in a mass ratio of 1:1.

[0091] Further, each part of the functional additive includes the following raw materials in parts by weight: 18 parts of silicone toughening additive, 12 parts of polyaryl sulfone, 12 parts of sodium dihydrogen phosphate, 10 parts of magnesium sulfate whiskers, and 15 parts of nano-titanium dioxide .

[0092] Further, the pr...

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PUM

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Abstract

The invention relates to the technical field of high polymer materials, particularly to a PC / ASA alloy material and a preparation method thereof. The PC / ASA alloy material comprises the following rawmaterials by weight: 100-140 parts of PC, 35-50 parts of ASA, 2-4 parts of an ultraviolet absorber, 4-8 parts of a compatilizer, 0.2-0.4 part of an antioxidant and 8-15 parts of a functional additive.The PC / ASA alloy material disclosed by the invention has good mechanical comprehensive performance, high notch impact strength, excellent bending strength and tensile strength, and good weather resistance; and the preparation method has the characteristics of simple operation, convenient control, high production efficiency and low production cost, and can be used for large-scale production.

Description

technical field [0001] The invention relates to the technical field of polymer materials, in particular to a PC / ASA alloy material and a preparation method thereof. Background technique [0002] Polycarbonate (PC) is a thermoplastic engineering plastic, which has good mechanical properties, impact toughness, heat resistance, stability and excellent transparency and non-toxicity. It has been used in instruments, electronics, machinery, electrical appliances, electronics, automobiles It has been widely used in aviation and other fields. [0003] However, polycarbonate also has the following problems: difficult processing, high melt viscosity, stress cracking of the product and high price. The common improvement measure currently on the market is to blend and modify polycarbonate with ABS, which greatly improves the fluidity of polycarbonate, improves the processing performance of polycarbonate, reduces costs, and expands the scope of polycarbonate. application range. And AS...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L69/00C08L51/04C08L51/00C08L33/12C08L23/08C08L81/06C08K13/04C08K7/08C08K3/22C08K3/32C08K5/132C08K5/134C08K5/526
CPCC08K2003/2241C08K2003/324C08K2201/011C08L69/00C08L2201/08C08L2205/035C08L51/04C08L51/00C08L33/12C08L23/0869C08L81/06C08K13/04C08K7/08C08K3/22C08K3/32C08K5/132C08K5/1345C08K5/526
Inventor 祝学远
Owner 东莞市高能高分子材料有限公司