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High-fluidity, low-odor and scratch-resistant polypropylene material special for automotive interiors and preparation method thereof

A polypropylene material and automotive interior technology, applied in the field of polymer modification processing, can solve a small amount of odor, remove plastic odor and other problems, achieve the effects of delaying aging speed, prolonging the use effect, and improving heat resistance and sunscreen performance

Inactive Publication Date: 2021-04-27
南京宝利通新材料科技有限公司
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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 provide a high-flow, low-odor, scratch-resistant special polypropylene material for automotive interior decoration and its preparation method, to solve the problem that the existing special polypropylene material for automobile interior decoration proposed in the background technology cannot achieve Completely removes the plastic smell, there is always a problem with a small amount of odor generation

Method used

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  • High-fluidity, low-odor and scratch-resistant polypropylene material special for automotive interiors and preparation method thereof
  • High-fluidity, low-odor and scratch-resistant polypropylene material special for automotive interiors and preparation method thereof
  • High-fluidity, low-odor and scratch-resistant polypropylene material special for automotive interiors and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0027] A high-flow, low-odor, scratch-resistant polypropylene material for automotive interiors, consisting of the following raw materials in parts by weight:

[0028]

[0029]

[0030] Further, the polypropylene resin is selected from a high fluidity copolymerized polypropylene with a melt flow index ≥ 20g / 10min, and its product number is K9928.

[0031] Further, the modified fiber is selected from basalt fiber.

[0032] Further, the odor adsorption masterbatch is activated carbon.

[0033] Further, the anti-scratch agent is prepared from polysiloxane and silicone in a ratio of 2:1.

[0034] Further, the toughening agent is an ethylene copolymer.

[0035] Further, the antioxidant is prepared from a thioester antioxidant and an ester antioxidant at a ratio of 2:1.

[0036] Further, the anti-light aging agent is a hindered amine light stabilizer, and its CAS number is 52829-07-9.

[0037] Further, the high-temperature-resistant essence is sandalwood essence, its high-...

Embodiment 2

[0044] A high-flow, low-odor, scratch-resistant polypropylene material for automotive interiors, consisting of the following raw materials in parts by weight:

[0045]

[0046] Further, the polypropylene resin is selected from a high fluidity copolymerized polypropylene with a melt flow index ≥ 20g / 10min, and its product number is K9928.

[0047] Further, glass fiber is selected as the modified fiber.

[0048] Further, the odor adsorption masterbatch is diatomaceous earth.

[0049] Further, the anti-scratch agent is prepared from polysiloxane and silicone in a ratio of 2:1.

[0050] Further, the toughening agent is a propylene copolymer.

[0051] Further, the antioxidant is prepared from a thioester antioxidant and an ester antioxidant at a ratio of 2:1.

[0052] Further, the anti-light aging agent is a hindered amine light stabilizer, and its CAS number is 52829-07-9.

[0053] Further, the high temperature resistant flavor is vanilla flavor, its high temperature resist...

Embodiment 3

[0060] A high-flow, low-odor, scratch-resistant polypropylene material for automotive interiors, consisting of the following raw materials in parts by weight:

[0061]

[0062]Further, the polypropylene resin is selected from a high fluidity copolymerized polypropylene with a melt flow index ≥ 20g / 10min, and its product number is K9928.

[0063] Further, the modified fiber is carbon fiber.

[0064] Further, the odor adsorption masterbatch is activated carbon.

[0065] Further, the anti-scratch agent is prepared from polysiloxane and silicone in a ratio of 2:1.

[0066] Further, the toughening agent is an octene copolymer.

[0067] Further, the antioxidant is prepared from a thioester antioxidant and an ester antioxidant at a ratio of 2:1.

[0068] Further, the anti-light aging agent is a hindered amine light stabilizer, and its CAS number is 52829-07-9.

[0069] Furthermore, the high-temperature-resistant flavor is Ziyun flavor, whose high-temperature resistance is 150°...

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Abstract

The invention discloses a high-fluidity, low-odor and scratch-resistant polypropylene material special for automotive interiors and a preparation method thereof, relates to the technical field of polymer modification processing, and aims to solve the problems that an existing polypropylene material special for automotive interiors cannot completely remove plastic odor and always generates a small amount of peculiar smell. The polypropylene material is composed of the following raw materials in percentage by weight: 45-80% of polypropylene resin; 20-30% of modified fibers; 0.5-4% of odor adsorption master batch; 1-3% of a scratch-resistant agent; 5-15% of a toughening agent; 0-3% of an antioxidant; 0-1% of an anti-photo-aging agent; 0-5% of color master batch; 0.3-0.5% of high-temperature-resistant essence; and 0.1-0.5% of a lubricant.

Description

technical field [0001] The invention relates to the technical field of polymer modification processing, in particular to a high-fluidity, low-odor, scratch-resistant special polypropylene material for automobile interior decoration and a preparation method thereof. Background technique [0002] With the rapid development of the automobile industry, lightweight, safety, comfort and environmental protection are the main trends in the development of the world's automobile industry. Plastics and their composite materials are important automotive materials, and among automotive plastics, polypropylene has the highest density. Small size, excellent insulation performance, chemical corrosion resistance, easy processing and recycling, etc., have been widely used in automobiles, and have become the largest and fastest-growing variety of automotive plastics. [0003] The existing polypropylene materials for automotive interiors cannot completely remove the plastic smell, and there is ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C08L23/14C08L83/04C08K7/10C08K7/24C08K3/00C08K7/06C08K7/14C08K7/26
CPCC08L23/14C08L2201/08C08L2205/025C08L83/04C08K7/10C08K7/24C08K3/00C08K7/14C08K7/26C08K7/06
Inventor 郭洪涛祝志超祝志群
Owner 南京宝利通新材料科技有限公司
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