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A kind of low dielectric constant polyphenylene sulfide resin composition and preparation method

A polyphenylene sulfide resin, low dielectric constant technology, applied in the field of engineering plastics, can solve the problems of low metal drawing force, low drawing force, insufficient flame retardant effect, etc., and achieve excellent flame retardant effect.

Active Publication Date: 2021-01-29
SHENZHEN HALCYON NEW MATERIALS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The polyphenylene sulfide resin composition solves the problems of high dielectric constant of polyphenylene sulfide resin, low pull-out force with metal, and insufficient flame retardant effect
[0008] Another aspect of the present invention provides a method for preparing a polyphenylene sulfide resin composition with a low dielectric constant. The polyphenylene sulfide resin composition prepared by the method solves the problem of the high dielectric constant of the polyphenylene sulfide resin and the problem of contact with metals. The problem of low pull-out force and insufficient flame retardant effect, the prepared polyphenylene sulfide resin composition has low dielectric constant, meets the requirements of 5G communication, is suitable for NMT technology, and has good flame retardant performance

Method used

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  • A kind of low dielectric constant polyphenylene sulfide resin composition and preparation method
  • A kind of low dielectric constant polyphenylene sulfide resin composition and preparation method
  • A kind of low dielectric constant polyphenylene sulfide resin composition and preparation method

Examples

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Effect test

Embodiment 1

[0062] Embodiment 1: The polyphenylene sulfide resin composition of this embodiment includes the following components in parts by mass:

[0063]

[0064]

[0065] The preparation method of the polyphenylene sulfide resin composition in the present embodiment is as follows:

[0066] According to the proportion, the above PPS resin, cage silsesquioxane, toughening agent, antioxidant, heat stabilizer and lubricant are mixed to obtain a mixture;

[0067] Add glass fiber to the mixture, put it into an extruder, carry out melt extrusion and granulation, stir evenly, and obtain a polyphenylene sulfide resin composition.

[0068] The heating temperature of the extruder is set as follows: Zone 1 160~200℃, Zone 2 220~250℃, Zone 3 230~270℃, Zone 4 250~290℃, Zone 5 270~310℃, Zone 6 280~320℃ And machine head 260 ~ 280 ℃.

Embodiment 2

[0069] Embodiment 2: The polyphenylene sulfide resin composition of this embodiment includes the following components in parts by mass:

[0070]

[0071] The preparation method of the polyphenylene sulfide resin composition of this example is the same as that of Example 1.

Embodiment 3

[0072] Embodiment 3: The polyphenylene sulfide resin composition of this embodiment includes the following components in parts by mass:

[0073]

[0074] Among them, the glass fiber is chopped glass fiber with low dielectric constant, the toughening agent is glycidyl methacrylate copolymer and styrene / butadiene / styrene block copolymer, and the heat stabilizer is metal oxide and ultraviolet ray A mixture of light absorbers.

[0075] The preparation method of the nano-injection-molded polyphenylene sulfide resin composition in this example is the same as that in Example 2.

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Abstract

The invention provides a low dielectric constant polyphenylene sulfide resin composition and a preparation method. The polyphenylene sulfide resin composition is mainly composed of 20-80 parts of PPS resin, 15-40 parts of glass fiber, 0.3-5 parts of clathrate silsesquioxane, 3-15 parts of toughening agent, and 3-15 parts of toughening agent. 0.3-3 parts of oxygen agent, 0.5-3 parts of heat stabilizer, 0.3-3 parts of lubricant and 0-3 parts of nucleating agent are prepared. The polyphenylene sulfide resin composition of the present invention has a low dielectric constant, and the dielectric constant is 2.8 to 3.3 under the test condition of 1 GHz; the drawing force of the polyphenylene sulfide resin composition and metal is high after integral injection molding, reaching 220kgf / cm 2 Above, NMT technology is applicable; heat resistance is good, the processing temperature is above 280 ℃, the highest can reach 320 ℃; it has good flame retardant effect.

Description

technical field [0001] The invention relates to the technical field of engineering plastics, in particular to a low dielectric constant polyphenylene sulfide resin composition and a preparation method. Background technique [0002] Nano Injection Molding Technology (NMT) is a technology that directly injects plastic onto the metal surface to achieve perfect bonding with the metal. It can be used to replace traditional bonding methods such as gluing, in-mold cladding, and metal riveting to achieve light, thin, For short and small purposes, the products manufactured by nano-molding technology have a very broad potential market and have both low price advantages and processing costs. [0003] The fifth generation of mobile phone mobile communications, abbreviated as 5G. The planned transmission rate of 5G mobile communication will be as high as 10-50Gbps, which is more than 10 times the transmission rate of 4G mobile communication. The arrival of 5G technology has made the sc...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C08L81/02C08L83/04C08K13/04C08K7/24C08K7/14
CPCC08K2201/011C08L81/02C08L2201/02C08L2205/03C08L83/04C08K13/04C08K7/24C08K7/14
Inventor 曹艳霞谭光凤陆永健赖华林邓冬颜
Owner SHENZHEN HALCYON NEW MATERIALS