CN109748822B - 一种制备异氰酸酯单体的方法和系统 - Google Patents
一种制备异氰酸酯单体的方法和系统 Download PDFInfo
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- CN109748822B CN109748822B CN201711091092.9A CN201711091092A CN109748822B CN 109748822 B CN109748822 B CN 109748822B CN 201711091092 A CN201711091092 A CN 201711091092A CN 109748822 B CN109748822 B CN 109748822B
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Abstract
Description
检测项目 | 单位 | 常规反应混合 | 本发明工艺 |
反应液外观 | - | 有大颗粒物的黑褐色液体 | 细腻稳定的白色乳浊液 |
产品纯度 | % | 94.2~95.5 | 97.1~99.5 |
产品收率 | % | 40.0~70.0 | 90.0~96.0 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111450791B (zh) * | 2020-05-08 | 2023-04-18 | 河南金鹏化工有限公司 | 一种异氰酸甲酯生产灭多威的连续化工艺及装置 |
CN111454179B (zh) * | 2020-05-08 | 2023-10-20 | 河南金鹏化工有限公司 | 一种硫酸二甲酯生产异氰酸甲酯的装置及连续化工艺 |
KR102578617B1 (ko) * | 2020-12-03 | 2023-09-13 | 에스케이씨 주식회사 | 자일릴렌디이소시아네이트 조성물 및 이를 포함하는 중합성 조성물 |
EP4151623A4 (en) * | 2021-03-10 | 2023-06-14 | Mitsui Chemicals, Inc. | XYLENE DIISOCYANATE COMPOSITION, POLYMERIZABLE COMPOSITION FOR OPTICAL MATERIALS, RESIN, MOLDED BODY, OPTICAL ELEMENT AND LENS |
CN113499747B (zh) * | 2021-07-15 | 2023-04-18 | 扬州天启新材料股份有限公司 | 一种用于氰酸酯合成的氯化反应装置 |
CN114432969B (zh) * | 2022-04-07 | 2022-07-01 | 中国科学院过程工程研究所 | 一种非光气法制备间苯二亚甲基二异氰酸酯的装置和方法 |
CN115160255A (zh) * | 2022-09-06 | 2022-10-11 | 科迈化工股份有限公司 | 一种连续生产2-巯基苯并噻唑的方法及其系统装置 |
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