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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


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