CN103642013B - 一种聚对苯二甲酸丙二醇酯的制备方法 - Google Patents
一种聚对苯二甲酸丙二醇酯的制备方法 Download PDFInfo
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Effective date of registration: 20191114 Address after: 207-3, floor 2, No.19 B, Chegongzhuang West Road, Haidian District, Beijing 100044 Patentee after: Beijing Sino European Institute of science and technology Address before: 250000, No. 11, building 2, north section of Qilihe Road, Licheng District, Shandong, Ji'nan Patentee before: Xinghuo Sci. & Tech. Research Inst., Jinan Dev. Zone |
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Effective date of registration: 20211130 Address after: Room 608, 6 / F, Zhongxing business enterprise development center, Pingshang Town, Lingang Economic Development Zone, Linyi City, Shandong Province Patentee after: Linyi Xinghuo Intellectual Property Service Co.,Ltd. Address before: 207-3, 2nd floor, No.19, Chegongzhuang West Road, Haidian District, Beijing 100044 Patentee before: BEIJING OUMEIZHONG SCIENCE AND TECHNOLOGY Research Institute |
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