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Formula for ABS injection product

A technology for injection molding products and formulations, applied in the field of ABS injection molding product formulations, can solve problems such as easy accumulation of materials and affect product quality, and achieve the effects of eliminating silver wires, eliminating defects, and improving impact strength.

Inactive Publication Date: 2017-12-08
无锡优谛幻彩色母有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] During the use of the existing ABS masterbatch by the customer, it is found that the material is easy to accumulate near the die, and the product often has silver wires, streaks and flow marks, which seriously affects the product quality

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment example 1

[0017] Implementation case 1: EVA: 64 parts, pigment: 20 parts, PPA: 1 part, hyperdispersant: 0.5 part, antioxidant: 1 part, polyethylene wax: 10 parts, titanate coupling agent: 2 parts, White oil: 1 part. Experimental results: During the production process of the customer, the die deposits are reduced, and a small part of the product has surface defects, accompanied by shark skin phenomenon.

Embodiment example 2

[0018] Example 2: EVA: 64 parts, pigment: 20 parts, PPA: 1.5 parts, hyperdispersant: 0.5 parts, antioxidant: 1 part, polyethylene wax: 10 parts, titanate coupling agent: 2 parts, White oil: 1 part. Experimental results: During the customer's production process, the die deposits disappeared, and there were no defects on the surface of the product.

Embodiment example 3

[0019] Example 3: EVA: 64 parts, pigment: 20 parts, PPA: 2 parts, hyperdispersant: 0.5 parts, antioxidant: 1 part, polyethylene wax: 10 parts, titanate coupling agent: 2 parts, White oil: 1 part. Experimental results: During the customer's production process, the die deposits disappeared, and there were no defects on the surface of the product.

[0020] According to the analysis of experimental data, both experimental case 2 and experimental case 3 have solved the problem of surface product defects, but in comparison, experimental case 2 is more economical.

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PUM

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Abstract

The invention provides a formula for an ABS injection product. The formula comprises 50 to 70 parts of EVA, 10 to 20 parts of a pigment, 1 to 2 parts of PPA, 0 to 1 part of a hyperdispersant, 0 to 1.5 parts of an antioxidant, 8 to 10 parts of polyethylene wax, 1 to 2 parts of a titanate coupling agent and 0.5 to 1 part of white oil. According to the invention, the proportion of PPA in masterbatch is adjusted, so die buildup can be effectively reduced, quality problems like silk wires, streaks and flow marks are overcome, surface defects of products are removed, defects on shark skin and other products are eliminated, and the impact strength of products is improved.

Description

technical field [0001] The invention mainly relates to the field of masterbatch processing, in particular to an ABS injection molding product formula. Background technique [0002] During the use of the existing ABS masterbatch by the customer, it is found that the material is easy to accumulate near the die, and the product often has silver wires, streaks and flow marks, which seriously affects the product quality. Contents of the invention [0003] Aiming at the problems existing in the prior art, the present invention proposes a new formulation, the color masterbatch can reduce the extrusion pressure, reduce die deposits, and eliminate quality problems such as silver threads, streaks and flow marks. The present invention provides a ABS injection molding product formula, the formula ratio is: EVA: 50-70 parts, pigment: 10-20 parts, PPA: 1-2 parts, hyperdispersant: 0-1 part, antioxidant: 0-1.5 parts, poly Ethylene wax: 8-10 parts, titanate coupling agent: 1-2 parts, whit...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L23/08C08L23/06C08L91/06
CPCC08L23/0853C08L2205/035C08L2310/00
Inventor 袁敏
Owner 无锡优谛幻彩色母有限公司
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