24小时热门版块排行榜    

管理团队 (金币库 228656 充值 )

杰出贡献者

回帖排序 发表排序 刷新页面  |  交流  |  求助  |  资源精华区 作者 最后发表
[热点] 疑惑? 好孩子好乖 2026-01-19 刚刚
[合成制备] [已完结][关贴]求助为何合成的聚酰胺酸盐不溶于水? (1/1895) byk122723822 2014-06-19 2014-06-20 10:45:13 by byk122723822
[合成制备] [已完结]钠基蒙脱土有CTAB有机化改性之后,抽滤速度很慢怎么办? (8/1727) happyomer 2014-01-08 2014-06-20 09:51:30 by laidengwang
[合成制备] [已完结]改性有机蒙脱土 XRD图求教! (2/752) initialx 2014-06-18 2014-06-20 09:00:27 by initialx
[合成制备] [已完结]硅树脂溶液质量分数的计算 (1/421) freejiazhou 2013-09-02 2014-06-20 08:22:55 by freejiazhou
[合成制备] 【求助】水性涂料一般用什么溶剂?    ( 1 2 3 ) (22/2204) hahalxy1983 2010-12-15 2014-06-20 06:43:14 by zhouxinqi
[合成制备] [已完结][关贴]pvp用于静电纺丝一般什么浓度合适啊?? (5/5481) c1990427365 2014-03-26 2014-06-20 06:11:02 by jiachenghao
[合成制备] [已完结]聚α-烯烃润滑油催化剂的研究进展 (1/210) yi-ming 2014-04-17 2014-06-20 05:50:42 by Miaime
[合成制备] [已完结]求助道康宁184相关 (6/1544) 121newbie 2014-05-25 2014-06-20 00:08:59 by 121newbie
[合成制备] [已完结]酰基迭氮物法遇到的大问题 (0/242) bluesky001122 2014-06-19 2014-06-19 20:45:06 by bluesky001122
[合成制备] 本人有多个丙烯酸、醇酸树脂工艺!求6K的工作 (8/1431) 二甲苯 2014-06-15 2014-06-19 16:59:30 by anchunlove
[合成制备] [已完结]苯乙烯-二乙烯基苯P507树脂合成 (0/739) lanqf2007 2014-06-19 2014-06-19 11:43:39 by lanqf2007
[合成制备] [已完结]环氧氯丙烷与羧基能反应吗 (2/2342) dudao115 2014-06-19 2014-06-19 11:00:54 by dudao115
[合成制备] [已完结]交联了的聚氨酯还能用GPC测分子量吗 (6/1771) 骆雨萌_Amy 2014-06-17 2014-06-19 10:03:33 by wuxm123
[合成制备] [已完结]氧指数时热塑性聚氨酯的熔滴现象? (7/849) 243925104 2014-06-16 2014-06-19 09:17:09 by wmy519738214
[合成制备] [已完结]DMF的精制 (1/785) 小蚕时光 2014-06-18 2014-06-18 14:50:32 by AnnF
[合成制备] [已完结]环保型氯丁胶粘剂 (0/357) 材料学术交流 2014-06-18 2014-06-18 12:57:03 by 材料学术交流
[合成制备] [已完结][关贴]请问玻璃反应瓶在出厂的时候极性表面是不是经过处理了? (0/171) salvadorwong 2014-06-18 2014-06-18 11:14:50 by salvadorwong
[合成制备] [已完结]有机硅和环氧E-44改性水性聚氨酯 乳液变黄问题?    ( 1 2 ) (17/1917) tsh715763534 2014-06-05 2014-06-18 08:48:41 by tsh715763534
[合成制备] [已完结]水热碳化对于生物质改性以及制备碳材料方面的应用。 (1/637) lijiabao 2013-10-21 2014-06-18 07:11:41 by angel811221
[合成制备] [已完结]丙烯酸反应釜清洗 (9/1796) 571135 2013-09-17 2014-06-17 13:06:15 by 宇智波斑马
[合成制备] [已完结]丁苯橡胶SBR,大家是买的还是合成的?    ( 1 2 ) (18/2503) hgjt800 2014-06-12 2014-06-16 14:50:41 by 费姚永芬
[合成制备] [已完结]高分子超滤问题 (2/268) liulin5918 2014-06-12 2014-06-16 10:41:38 by liulin5918
[合成制备] [已完结]如何在PI上生长ZnO纳米线 (0/97) 曾静095572 2014-06-16 2014-06-16 10:28:12 by 曾静095572
[合成制备] [已完结]利用CBA与伯胺进行迈克尔加成生成的聚合物沉淀 (2/435) 成大球子 2014-02-25 2014-06-15 16:29:09 by Actor2006
[合成制备] [已完结]用什么软件可以画立体原理示意图 (5/2125) 281412449 2014-06-13 2014-06-15 16:23:05 by 遗忘_的书页
[合成制备] [已完结]有木有人知道这是啥材料做的    ( 1 2 3 4 ) (31/3654) 1032246407 2014-06-10 2014-06-15 16:22:10 by 遗忘_的书页
[合成制备] [已完结]热塑性聚氨酯可以测氧指数吗? (2/641) 243925104 2014-04-01 2014-06-15 11:04:51 by azsggxx
[合成制备] [已完结]小弟把样品进行冷冻干燥后呈现蓬松状像棉花一样--这个正常么? (3/1491) cy211 2014-06-14 2014-06-14 15:06:06 by zhenwuhuang
[合成制备] [已完结]硅烷偶联剂如何水解 (5/1286) danlan 2014-06-12 2014-06-14 13:39:53 by fengbin806
[合成制备] [已完结]粘胶纤维环氧化改性增强选用催化剂的问题 (5/867) 1045475462 2014-06-12 2014-06-14 10:03:06 by 1045475462
[合成制备] www (4/647) wyz5527 2014-06-13 2014-06-14 08:35:48 by wyz5527
[合成制备] [已完结]关于合成聚酯分子量和颜色的问题,求助 (6/1005) gww_2480 2014-05-08 2014-06-13 22:37:00 by jinchaofeng
[合成制备] [已完结]吡咯迈克尔加成 (0/538) pjgwade 2014-06-13 2014-06-13 19:04:34 by pjgwade
[合成制备] [已完结]有没有搞环糊精同学-就是在环糊精上接双键的反应-为什么看不见双键的H啊 (0/293) cy211 2014-06-13 2014-06-13 17:03:36 by cy211
[合成制备] [关贴]请教:芳纶Ⅲ的合成制备及结构是咋样的? (11/849) Lotus62 2011-06-13 2014-06-13 15:43:57 by Lotus62
[合成制备] [已完结][关贴]大家有做可剥塑料的没?有问题求助 (0/117) linning1981 2014-06-13 2014-06-13 10:23:51 by linning1981
[合成制备] [已完结]请问PDMS如何与PES反应?可以发生反应吗? (2/349) zhdw0906 2014-06-12 2014-06-13 09:26:41 by zhdw0906
[合成制备] [已完结]海藻酸钠沉出问题 (9/1295) sdamei 2014-01-10 2014-06-12 19:53:28 by xibeikongque
[合成制备] [已完结]偏苯三酸酐参与的聚酯反应的扩大反应存在什么危险啊?急求 (4/1193) 110xiaoding 2013-01-07 2014-06-12 19:21:39 by huxiao1984
[合成制备] [已完结]分子量上万的聚酯多元醇怎么制备?    ( 1 2 ) (13/1988) dancyzj1983 2014-05-20 2014-06-12 17:22:16 by dancyzj1983
[合成制备] [已完结]求大神指教 (0/174) dwyane1 2014-06-12 2014-06-12 14:09:14 by dwyane1
[合成制备] [已完结]双酚A型环氧树脂和羟基(16个c)反应的具体条件 (0/410) fanyanjing 2014-06-12 2014-06-12 13:35:45 by fanyanjing
[合成制备] [已完结]乙烯醇是在80度下溶解的还是现在冷水里分散均匀再升温至80度溶解的 (4/708) 汉堡麻麻奋斗中 2013-10-12 2014-06-12 07:13:29 by k小子
[合成制备] [已完结]关于硼酸 (3/391) pjgwade 2014-06-10 2014-06-11 22:44:49 by pjgwade
[合成制备] [已完结]求TDI/HDI三聚体合成的反应条件 (3/590) wqattit 2014-02-26 2014-06-11 18:46:18 by 236098226
[合成制备] 非离子环氧乳化剂结构 (0/427) rongmuchong 2014-06-11 2014-06-11 11:28:45 by rongmuchong
[合成制备] [已完结]求高手帮忙 如何防止硅烷偶联剂自聚    ( 1 2 ) (13/3052) 风258 2012-06-03 2014-06-10 17:15:22 by heyuxin2010
[合成制备] [已完结]如何提高自由基共聚合的转化率? (8/1914) dayday_up 2013-05-15 2014-06-10 14:00:39 by lizyon22
[合成制备] [已完结]如何提高聚氨酯的软化点 (4/1892) 309816083 2013-11-21 2014-06-10 13:57:16 by aopenstring
[合成制备] [已完结]聚氨酯水分散体 (4/939) 庄李强 2014-05-29 2014-06-09 22:50:18 by RIVER-88
[合成制备] [已完结]多糖羧基含量的测定 (2/1892) 415有猪 2014-06-09 2014-06-09 15:29:36 by 415有猪
[合成制备] [已完结]氯甲基聚醚砜能与羧甲基壳聚糖反应吗?    ( 1 2 ) (10/1338) Osscur 2014-05-30 2014-06-08 12:52:02 by Osscur
[合成制备] [已完结]马来酸酐开环 (0/2251) zhanghuijing 2014-06-08 2014-06-08 11:46:20 by zhanghuijing
[合成制备] [已完结]Advances in polycarbonates (2/383) tututututu 2014-05-24 2014-06-07 16:18:22 by Pureland
[合成制备] [已完结][关贴]DPA(甲基丙烯酸二异丙基氨基乙酯)单体纯化 (8/2267) 柯长洪 2013-05-27 2014-06-07 06:05:20 by 09huaxue
[合成制备] [已完结]聚氨酯预聚体扩链的问题 (9/2244) 索北 2014-06-04 2014-06-07 00:34:00 by zhaofm5555552
[合成制备] [已完结]关于环氧酚醛树脂的粘罐的问题 (4/744) 赵炯 2014-06-05 2014-06-06 18:08:41 by zhouxinqi
[合成制备] [已完结]天冬氨酸苄酯怎样提纯? (1/311) D大D 2014-05-16 2014-06-06 15:33:36 by 小木山
[合成制备] [已完结]癸二胺怎么提纯? (4/1213) shiyue0315 2014-03-25 2014-06-06 12:17:19 by 小木山
[合成制备] [已完结]SMA(甲基丙烯酸十八烷基酯)悬浮聚合结块 (0/1220) joejoe_yu 2014-06-06 2014-06-06 09:51:04 by joejoe_yu
[合成制备] [已完结]聚丙烯酰胺可以在油相中合成吗 (0/409) qiupengpinbo 2014-06-05 2014-06-05 16:40:25 by qiupengpinbo
[合成制备] [已完结]求问2-丙烯酰胺基-2-甲基丙磺酸的pKa值 (0/234) 好个小木虫 2014-06-05 2014-06-05 16:36:19 by 好个小木虫
[合成制备] [已完结]聚氨酯预聚体的合成问题    ( 1 2 ) (10/2087) gogodong 2014-03-30 2014-06-05 10:13:52 by bit.an-sir
[合成制备] [已完结]关于高分子材料做膜的问题 (1/384) 605900952 2014-06-04 2014-06-04 21:55:57 by Pureland
[合成制备] [已完结]什么有机聚合物可以在水解或高温裂解条件下产生 六方氮化硼 (2/537) njcl08057112 2014-03-25 2014-06-04 20:47:00 by GaoShitao
[合成制备] [已完结]聚氨酯合成时呈疏松多孔状怎么办?    ( 1 2 3 ) (22/1722) 依然怜悯 2013-06-27 2014-06-04 19:40:34 by dingcb
[合成制备] [已完结]PUD水分散体制备过程中乙二胺扩链时的用量 (3/929) feng-peng-cheng 2014-06-04 2014-06-04 14:40:47 by feng-peng-cheng
[合成制备] 【求助】求助双氰胺改性 (6/857) wahison 2009-11-24 2014-06-04 14:14:47 by 从心开始猛
[合成制备] [已完结]环氧树脂和无机材料混合固化时气泡怎么去除    ( 1 2 ) (15/2070) stephen旭 2014-05-26 2014-06-04 14:03:12 by 西晋书生
[合成制备] [已完结]纳米二氧化钛在乙醇中的分散问题 (2/2449) 18751973610 2014-06-03 2014-06-04 10:12:40 by 18751973610
[合成制备] 马来酸酐和甲基丙烯酸羟丙酯的制备 (8/1218) zhulinhua 2014-05-28 2014-06-04 05:10:28 by mzhyan
[合成制备] 酚醛树脂的软化点都和什么因素有关? (5/1703) LinfengWang 2014-05-26 2014-06-03 19:12:34 by LinfengWang
[合成制备] 改性聚氨酯软泡的方法 (0/620) VERSE_LEE 2014-06-03 2014-06-03 13:36:33 by VERSE_LEE
[合成制备] [已完结]聚膦腈的制备~ (1/986) 成大球子 2014-06-03 2014-06-03 10:56:26 by 橡胶人
[合成制备] [已完结]请教涂覆用的硅橡胶哪里有卖的啊?度娘查了几个都不行。 (3/359) bluesxn 2014-05-13 2014-06-03 10:32:08 by wsw0702
[合成制备] [已完结]实验需要 (0/140) 191089021 2014-06-03 2014-06-03 09:47:18 by 191089021
[合成制备] 提高环氧树脂环氧当量 (0/606) yangyunrong 2014-06-03 2014-06-03 08:47:09 by yangyunrong
[合成制备] [已完结]乳液聚合出现沉淀 (9/1610) Tony_07 2013-07-09 2014-06-03 06:34:23 by caibb67
[合成制备] [已完结]可降解聚氨酯合成    ( 1 2 ) (15/2333) lunamiles 2014-05-28 2014-06-01 12:15:33 by chuniao123
[合成制备] [已完结]求助聚异丁烯双马来酸酐的合成方法 (3/817) cggzkm 2013-04-08 2014-05-31 12:59:20 by vinick
[合成制备] [已完结]医用的导管一般是用什么材料制作的? (1/1616) ruddph 2014-05-31 2014-05-31 11:10:09 by Pureland
[合成制备] [已完结]关于atrp反应,用抗坏血酸还原二价铜到一价,反应比例是几比几?! (0/1460) 霍小建 2014-05-31 2014-05-31 08:53:32 by 霍小建
[合成制备] [已完结]关于U-PVC粉料的转矩时间曲线 (5/857) chft 2014-05-20 2014-05-30 13:54:05 by chft
[合成制备] [已完结]氰基还原为伯胺 (1/1289) woshiliumang911 2014-05-29 2014-05-29 15:23:40 by 橡胶人
[合成制备] [已完结]聚丙烯酸吸水材料表面交联过程中喷雾装置 (0/222) dudao115 2014-05-29 2014-05-29 10:11:14 by dudao115
[合成制备] [已完结]关于悬浮聚合的 (1/552) 学员8whhcU 2014-05-28 2014-05-28 15:37:34 by sars134678
[合成制备] [已完结]有做自由基引发的丙烯酸接枝聚合的朋友吗?请教一些问题,麻烦帮解答下? (7/1838) 666xiaobai 2014-04-29 2014-05-28 11:47:34 by relking
[合成制备] [已完结]碘化钾和聚乙二醇能同时使用作为催化剂吗 (0/854) x_lei81 2014-05-27 2014-05-27 22:33:08 by x_lei81
[合成制备] 【求助】求知-NCO/-OH的R比值的具体意思。。    ( 1 2 ) (14/3415) cwj123520 2010-12-23 2014-05-27 15:30:48 by hyjsweets
[合成制备] [已完结]求大神指导:磺化二氟二苯甲酮的具体合成方法(反应方程及原料配比怎么算) (0/244) Lee9161314 2014-05-27 2014-05-27 15:08:31 by Lee9161314
[合成制备] 丙烯酸酯乳液的废水处理 (7/1588) gangzhaozh 2014-05-24 2014-05-27 14:03:11 by zyf2067
[合成制备] [已完结]怎么除去聚合物中残留的Karstedt催化剂? (3/747) sonnet 2011-04-25 2014-05-27 12:23:23 by happy-yp-ok
[合成制备] [已完结]水性聚氨酯 羧基含量问题 (1/592) 四喜混沌 2014-05-24 2014-05-27 09:44:28 by 命运我手中
[合成制备] [已完结]『请教』氯甲基化反应必须要是底物溶解才能反应吗?固体可以所氯甲基化吗?比如石墨。 (0/278) heather0111 2014-05-27 2014-05-27 09:25:48 by heather0111
[合成制备] [已完结]聚氨酯预聚体问题 (5/1062) ntew1 2013-11-07 2014-05-26 15:53:21 by msci2008
[合成制备] PS微球制备问题    ( 1 2 ) (11/1453) landscpes 2014-05-21 2014-05-26 09:31:15 by landscpes
[合成制备] [已完结]PEGMEMA的ATRP聚合,所用溶剂一般是什么啊? (6/2529) lujiaweiaiya 2012-03-01 2014-05-26 08:13:34 by 皇者宝贝
[合成制备] [已完结]一般紫外固化水性聚氨酯紫外照射多长时间能固化完全? (1/509) 遇知音 2014-05-25 2014-05-26 07:59:13 by zhouxinqi
[合成制备] PLA合成的一些问题 (25/3980) dluffy 2011-11-11 2014-05-26 05:49:50 by 我爱圣甲虫
[合成制备] [已完结]求固定化酶中除戊二醛外常用的交联剂,最好低毒,交联 pH 8左右 (1/1416) 遇知音 2014-05-07 2014-05-23 20:29:17 by hyw30
相关版块跳转
查看