High-transparent antistatic sheet material of polystyrene
A polystyrene, antistatic technology, applied in the field of polystyrene plastic sheet, can solve the problem of material opacity, and achieve the effect of high definition, good toughness, stable and durable antistatic performance
Inactive Publication Date: 2004-06-30
梁伟雄
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Problems solved by technology
The above-mentioned patent application not only has the above-mentioned disadvantages, but also the material is not transparent
Method used
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Experimental program
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Embodiment Construction
[0006] In a specific embodiment of the present invention, its components are (parts are by weight): polystyrene 85, antistatic material monoglyceride 10, ethoxylated amine 5; its manufacturing method is to select acid value≤3.0mgkoh / g, Free glyceride ≤ 1%, moisture ≤ 0.5w / w, antistatic material monoglyceride and tertiary amine ≥ 95% w / w, neutralization equivalent 293-307, moisture ≤ 0.5w / w, primary Ethoxylated amine and polystyrene with amine and Zhongan ≤ 2% w / w are successfully mixed and refined through multiple technical treatments such as heating and stirring, and then mechanically extruded and subjected to high-tech treatments such as strict high temperature and cooling. Can.
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Abstract
The invention discloses a polystyrene high-transparency antistatic sheet material. Its character: adopting the formula (according to weight share): polystyrene 80-95, antistatic material glycerol monoester 3-15, and ethoxylated amine 2-10. The antistatic material glycerol monoester: acid value less than or equal to 3.0mgkoh / g, dissociative glyceride less than or equal to 1%, water less than or equal to 0.5%w / w, and iodine value less than or equal to 2; ethoxylated amine: tertiary amine less than or equal to 95%w / w, neutralization equivalent 293-307, water less than or equal to 0.5w / w, and primary and secondary amines less than or equal to 2%w / w.
Description
technical field [0001] The invention relates to a plastic sheet, in particular to a transparent polystyrene plastic sheet with antistatic properties. Background technique [0002] At present, the ordinary insulating transparent polystyrene sheet used in China can no longer meet the requirements of its use standards in today's high-tech fields, such as electronic trays and packaging used in high-tech electronic production, which cannot perfectly protect the electronic products. There are functions. Such sheets basically meet the above requirements when used domestically, so they can only rely on imports. However, imported products only use the outer layer spraying method. The traditional outer coating method will not only directly affect the clarity of the sheet, the haze will be higher than 25%, and the original antistatic durability will not be obtained. , the outer coating is easy to fall off after friction, thus losing the antistatic function, from 10 9 ohms down to 10...
Claims
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IPC IPC(8): C08L25/06C09K3/16
Inventor 梁伟雄
Owner 梁伟雄