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| Distributed power source island detecting method based on grid-tied point characteristic harmonic wave voltage measurement 专利 申请日期: 2015-01-01, 作者: WANG QUNJING; JIAO YADONG; CHEN BING; ZHU MINGXING; ZHOU SHENGJUN 收藏  |  浏览/下载:10/0  |  提交时间:2019/04/19 |
| Linear comb-like polycaprolactone comprises polycaprolactone and hydroxylated linear liquid polymer having number average molecular weight of preset range, and has number average molecular weight of preset range. 专利 申请日期: 2014-01-01, 公开日期: 2014-01-08 作者: GAO Q LI Y REN Y WANG Y SHEN K LENG 收藏  |  浏览/下载:4/0  |  提交时间:2019/12/11 |
| New star-like comb polycaprolactone has number average molecular weight of preset range. 专利 申请日期: 2014-01-01, 公开日期: 2014-01-08 作者: GAO Q LI Y REN Y WANG Y SHEN K LENG 收藏  |  浏览/下载:4/0  |  提交时间:2019/12/11 |
| New linear comb polylactic acid having specified number-average molecular weight and single-arm number-average molecular weight, where linear macromolecular initiator is hydroxylated linear liquid polymer. 专利 申请日期: 2013-01-01, 公开日期: 2013-03-13 作者: GAO Q LENG X SHEN K LI Y REN Y WANG 收藏  |  浏览/下载:2/0  |  提交时间:2019/12/13 |
| New starlike comb polylactic acid by adding solvent, chlorinated alkane with lactide monomer and hydroxyl groups into a reactor, adding macroinitiator, hydroxylated liquid polymer and 1,8-diazabicyclo(5.4.0)-undec-7-ene and polycondensing. 专利 申请日期: 2013-01-01, 公开日期: 2013-06-05 作者: LI Y GAO Q WANG Y REN Y SHEN K LENG 收藏  |  浏览/下载:4/0  |  提交时间:2019/12/13 |