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Jiangsu Zengguang New Material Technology Co., Ltd. applied for a preparation method of asphalt anti-ultraviolet additives and its application patent, which has good anti-ultraviolet effect.
Release time:
2024-07-17
Summary:
Financial sector July 17, 2024 news, Tianyan check intellectual property information shows that Jiangsu Zengguang New Material Technology Co., Ltd. applied for a project called "a preparation method of asphalt anti-ultraviolet additives and its application", the public number CN 202410442735.3, the application date is April 2024.
The patent abstract shows that this application relates to the technical field of asphalt anti-ultraviolet preparation, especially a preparation method of asphalt anti-ultraviolet additive and its application, including the following preparation steps: S1, adding compound 1, catalyst and maleic anhydride into a reactor, heating to 150-170°C, stirring the reaction for 4.5-5.5h to obtain modified compound 1;S2, adding modified compound 1, catalyst and polyol to the reactor, heat up to 175-185°C and stir for reaction 3.5-4.5h to obtain asphalt anti-ultraviolet intermediate; S3, stir and mix europium trioxide and acidic solvent until europium trioxide is completely dissolved, add asphalt anti-ultraviolet intermediate, heat up to 105-115°C, stir for reaction 0.75-1.2h to obtain asphalt anti-ultraviolet additive; The compound 1 is rosin acid or monounsaturated fatty acid, the asphalt anti-ultraviolet additive prepared by the above method has good anti-ultraviolet effect, simple process and wide application range, and can be used for a variety of asphalt.
This article comes from: the financial sector.
Author: Information Officer
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