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[热点] 疑惑？ 好孩子好乖 2026-01-21 刚刚
[合成制备] [已完结]是否有特性粘度在800-1000的PMMA (金币≥200)(0/12) daiyinghua 2011-05-19 2011-05-19 10:59:57 by daiyinghua
[合成制备] [已完结]水性聚氨酯中预聚体-NCO%的测定 (5/1954) 小丁0912 2011-05-16 2011-05-18 21:56:18 by tianhaiming0238
[合成制备] [已完结]金属螯合物 (4/1070) chenwdu 2011-05-17 2011-05-18 18:58:20 by keven7928
[合成制备] 关于ATRP合成PEO-b-PS嵌段 (4/1409) aspurple 2011-05-16 2011-05-18 15:46:06 by aspurple
[合成制备] [已完结]ABS合成工艺 (3/685) yin3200 2011-05-18 2011-05-18 14:59:55 by pilihu1989
[合成制备] 聚合物制备微球中，微球的涡旋水洗的意思 (0/849) 白鸽8633 2011-05-18 2011-05-18 14:34:46 by 白鸽8633
[合成制备] [已完结]如何抑制聚酰胺酸降解 (2/1113) only0218 2011-05-18 2011-05-18 13:59:01 by only0218
[合成制备] [已完结]HIPS合成工艺 (0/2245) yin3200 2011-05-18 2011-05-18 09:47:42 by yin3200
[合成制备] [已完结]HIPS合成工艺 (0/566) Liuxz0816 2011-05-18 2011-05-18 09:45:51 by Liuxz0816
[合成制备] [已完结]ABS合成工艺及配方 (0/289) Liuxz0816 2011-05-18 2011-05-18 09:43:19 by Liuxz0816
[合成制备] [已完结]MEH-PPV怎么合成啊 (1/970) qjtdask 2011-05-17 2011-05-17 23:20:01 by erics080
[合成制备] [已完结]乳液稳定性 (0/331) zhuchaotony 2011-05-17 2011-05-17 21:39:07 by zhuchaotony
[合成制备] [已完结]无规共聚 (1/227) kennan08 2011-04-20 2011-05-17 21:37:08 by pppbbbccc706
[合成制备] [已完结]再次请教合成氨基酸NCA的问题 (7/1532) sanger09 2011-04-29 2011-05-17 16:51:56 by sanger09
[合成制备] 【求助】聚氨酯的合成 (金币≥1)(10/230) 天雪冰晶 2011-04-08 2011-05-17 12:39:04 by star110
[合成制备] 载药微球为什么要在制备后冷冻干燥 (5/1861) 白鸽8633 2011-05-13 2011-05-17 12:08:28 by dengxin2005
[合成制备] [已完结]求助：有谁做过亚硫酸氢钠的磺化？请教一下~~ (1/1055) catherinejyh 2011-04-24 2011-05-16 22:43:52 by catherinejyh
[合成制备] [已完结]有关于嵌段共聚物合成的问题 (2/663) linshufeng 2011-05-16 2011-05-16 17:33:35 by 邹志翔
[合成制备] [已完结]怎样精制二氯甲烷 (4/1350) sanger09 2011-05-15 2011-05-16 15:43:06 by sanger09
[合成制备] 求朋友 (0/266) yanlili85 2011-05-16 2011-05-16 14:03:24 by yanlili85
[合成制备] [已完结]催化剂活性对氢硅加成反应的影响 (0/336) 小鸟觅食 2011-05-16 2011-05-16 11:56:39 by 小鸟觅食
[合成制备] 【求助】TDI合成聚氨酯的预处理 (7/701) 小丁0912 2010-09-16 2011-05-16 11:10:23 by suchanghong
[合成制备] 【求助】合成COOH-PEG-COOH？ (6/737) 素炒河粉 2010-07-04 2011-05-15 21:38:06 by sunjy825
[合成制备] [已完结]求 BOC-HIS(Z)-OH 合成HIS(Z)-NCA的方法，不知道这个想法想不行？ (6/561) sanger09 2011-04-20 2011-05-15 18:45:48 by sanger09
[合成制备] [已完结]请教乙酸乙酯、石油醚 除水问题 (7/1909) sanger09 2011-05-09 2011-05-15 18:21:14 by sanger09
[合成制备] [已完结]MALDI-TOF 解析 (3/741) 爱流浪的射手 2011-05-13 2011-05-14 23:01:03 by 爱流浪的射手
[合成制备] 【求助】要做聚乳酸的合成，一些基本的仪器去哪里买啊@ (6/807) 76989557 2011-04-01 2011-05-13 23:30:57 by dson
[合成制备] [已完结]求解乙酸在合成聚苯乙烯中的作用 (1/493) 597154361 2011-05-13 2011-05-13 16:54:27 by motor1234
[合成制备] 热塑性固体丙烯酸树脂在工业上一般采用什么聚合方式? (1/370) johnson5198 2011-05-13 2011-05-13 14:03:10 by zhongdanzhou
[合成制备] [已完结]填料加入到粘液中混合如何很好的分散混合均匀？ (2/823) louis122 2011-05-13 2011-05-13 11:27:37 by flywing_luo
[合成制备] [已完结]polymer浓度与孔径的关系 (2/172) sunxuefei 2011-05-12 2011-05-12 20:51:13 by sunxuefei
[合成制备] [已完结]求助外文文献一篇 (0/378) zilanzhang 2011-05-12 2011-05-12 11:34:42 by zilanzhang
[合成制备] [已完结]各位虫友，请帮忙解决一下关于PVAc破乳固体的切粒问题！！！！！！！！！！！ (0/194) weiqian0730 2011-05-12 2011-05-12 11:33:09 by weiqian0730
[合成制备] 嵌段聚合物分散剂，效果咋就不理想呢？ (0/550) zhangfangzhi 2011-05-12 2011-05-12 06:06:32 by zhangfangzhi
[合成制备] [已完结][关贴]求助药品 (4/424) tangyun1009 2011-05-09 2011-05-11 21:12:11 by tangyun1009
[合成制备] 缩聚用99.9%的氮气保护可以吗？ (3/581) cay2011 2011-05-11 2011-05-11 17:59:30 by wuqin520
[合成制备] [已完结]请问除了origin外，分析拉曼光谱的比较好的软件还可以用哪些？ (1/4679) hebeilisbi 2011-04-25 2011-05-11 16:20:22 by dubo
[合成制备] [已完结]土问RAFT聚合时产物的理论分子量怎么计算 (1/1345) vick_max 2011-05-11 2011-05-11 15:20:56 by motor1234
[合成制备] 【求助】请教BuA用RAFT聚合时多少温度好控制？ (9/2115) 有机小虫 2011-04-16 2011-05-11 14:58:49 by zhangfangzhi
[合成制备] [已完结]阳离子淀粉水解 (0/131) 芳草疑云 2011-05-11 2011-05-11 09:42:11 by 芳草疑云
[合成制备] [已完结]-NCO含量的测定    ( 1 2 ) (PEPI+1)(14/1927) 小丁0912 2011-05-04 2011-05-10 16:32:11 by 所向披靡
[合成制备] 高分子交流 (1/153) 627409315 2011-05-10 2011-05-10 15:29:38 by daiyuxi
[合成制备] [已完结]虫友们有没有酚醛树脂生产的工艺设计图？    ( 1 2 ) (10/2012) haxia 2011-04-28 2011-05-10 14:58:29 by haxia
[合成制备] [已完结]丁二醇环氧和一缩二乙二醇的反应条件    ( 1 2 ) (14/1769) yxqiang119 2011-05-06 2011-05-10 12:02:51 by yxqiang119
[合成制备] 自由基聚合除氧为什么要用液氮降温？ (7/1866) ayumichan 2011-05-09 2011-05-10 11:26:47 by toucher
[合成制备] [已完结]聚甲基丙烯酸甲酯 (5/1017) 小鱼儿1703 2011-05-10 2011-05-10 10:44:32 by 小鱼儿1703
[合成制备] [已完结]用10%的盐酸回流，温度应该控制在多少度啊？ (7/3001) sanger09 2011-05-09 2011-05-10 10:39:07 by elescaller
[合成制备] [已完结]用格式试剂合成3-己基噻吩后减压蒸馏时怎样控制温度呀？ (2/282) 烧饼haha 2011-05-09 2011-05-10 00:22:16 by wuzq0264
[合成制备] [已完结]有机硅改性聚氨酯 (1/268) zhouxinqi 2011-05-09 2011-05-09 12:45:06 by 天际奇虾
[合成制备] [已完结]聚甲基丙烯酸甲酯与乙二醇 (1/169) guoyayun40 2011-05-09 2011-05-09 10:33:46 by daiyuxi
[合成制备] [已完结]乳化剂在使用时是直接加固体还是配成溶液？ (2/361) cailiao1108 2011-05-08 2011-05-09 08:02:36 by babybath
[合成制备] 乳液转化率 (4/348) jean0818 2011-05-04 2011-05-08 21:46:29 by jean0818
[合成制备] 请问大家有用二硫化碳的吗。。。 (3/427) sbcjysb 2011-05-07 2011-05-08 20:43:55 by sbcjysb
[合成制备] 【求助】聚氨酯的合成    ( 1 2 ) (18/1450) zhouxinqi 2010-12-07 2011-05-08 20:09:14 by 天际奇虾
[合成制备] [已完结]丙烯酸酯类防火涂料 (0/386) zhangwenli20 2011-05-07 2011-05-07 23:14:15 by zhangwenli20
[合成制备] 【求助】PVA用戊二醛交联后很硬很脆是怎么回事 (2/1018) yangtao_hit 2011-01-03 2011-05-07 22:46:08 by Eaton
[合成制备] [已完结]click反应不发生 (9/1758) 爱流浪的射手 2011-05-04 2011-05-06 19:36:15 by 爱流浪的射手
[合成制备] [已完结]浸没沉淀相转化法制膜 (2/1579) sunxuefei 2011-04-29 2011-05-06 08:51:33 by huaconggui
[合成制备] [已完结][关贴]有机硅树脂 (3/417) sltmac 2011-05-05 2011-05-06 00:51:57 by shankehu
[合成制备] 【交流】超支化聚苯乙烯的合成与表征 (14/1815) fu208 2011-01-01 2011-05-05 08:48:56 by fu208208
[合成制备] 【求助】酯交换法聚碳酸酯的生产工艺 (3/820) leijia256 2011-04-17 2011-05-04 21:03:13 by yundong
[合成制备] 【求助】过硫酸钾和过硫酸铵的引发效果 (1/2555) shui109109 2010-07-31 2011-05-04 20:57:49 by 天下枫叶
[合成制备] 氨基葡萄糖与丙烯酰氯的水相反应 (1/1292) gqfu 2011-04-28 2011-05-04 20:02:40 by 天下枫叶
[合成制备] [已完结]【求助】C=N可以发生聚合反应吗？ (4/726) yc521mm 2011-05-03 2011-05-04 14:51:29 by zhujianhu
[合成制备] [已完结]跪求文献 (0/86) john2911 2011-05-04 2011-05-04 10:53:39 by john2911
[合成制备] [已完结]请大家帮忙分析下这两张红外光谱图有什么不同？？非常感谢！！ (1/409) xibei1s985 2011-05-03 2011-05-04 10:52:02 by yujingschen
[合成制备] [已完结]传动皮带硫化出来后有大量石蜡析出 (0/394) zhuliang1983 2011-05-04 2011-05-04 09:29:03 by zhuliang1983
[合成制备] [已完结]【求助】对苯二酚，和环氧氯丙烷，怎么反应脱氯化氢，形成二烯丙基对苯醚? (金币≥1)(4/118) woshishuchong 2011-05-03 2011-05-03 23:28:20 by daiyuxi
[合成制备] [已完结]超支化聚酰胺酯合成 (1/301) woshiandy 2011-05-03 2011-05-03 18:14:56 by erics080
[合成制备] [已完结]磷测量波长扫描怎么没有波峰？请教大家！ (2/158) feixiosng51 2011-04-27 2011-05-03 14:55:30 by feixiosng51
[合成制备] [已完结]填充聚合物用粉体表面改性    ( 1 2 3 ) (24/1928) bluesky007 2011-04-20 2011-05-03 13:36:37 by bluesky007
[合成制备] [已完结]亲爱的虫友们 有做过酚醛树脂合成的吗 要求分子量高于5000 谢谢 回帖啊 (金币≥100)(4/48) lingbiluo 2011-04-29 2011-05-03 13:25:28 by lingbiluo
[合成制备] [已完结]是交联还是接枝或是线形共聚？ (4/546) tdlnjohn 2011-05-02 2011-05-02 21:08:10 by tdlnjohn
[合成制备] [已完结]哪位帮忙翻译这个句子 (0/170) hailiangwill 2011-05-01 2011-05-01 10:40:05 by hailiangwill
[合成制备] [已完结]帮忙翻译下这个句子 (1/294) hailiangwill 2011-04-30 2011-04-30 18:10:34 by asimcozy
[合成制备] [已完结]求一篇文献 含氟/硅丙烯酸酯乳液的合成进展 (1/300) qiujimuye 2011-04-29 2011-04-29 18:56:58 by tfyeszjwl
[合成制备] [已完结]怎么通过SPAN tween配比算HBL值 (0/522) xiaoyezi8085 2011-04-29 2011-04-29 17:48:38 by xiaoyezi8085
[合成制备] [已完结]聚合物的tempo端基如何换成羟基 (5/1376) likeweics 2011-04-26 2011-04-29 16:22:15 by xiaocai716
[合成制备] [已完结]向高手求助淀粉-丙烯酸共聚物纯度或浓度测定方法！！！ (2/249) tanghongjiao 2011-04-28 2011-04-29 12:25:29 by tanghongjiao
[合成制备] [已完结]氟改性超支化聚酯 (0/268) wslovewen 2011-04-29 2011-04-29 10:29:52 by wslovewen
[合成制备] 【交流】导师定课题了 (45/2037) 碧海蓝天3281 2011-03-03 2011-04-28 22:15:28 by 周靖仁
[合成制备] [已完结]水解聚丙烯腈 溶于哪些溶剂 (1/959) mhnhxyj 2011-04-28 2011-04-28 19:52:39 by lzn87
[合成制备] [已完结]曼尼斯改性多胺 (0/196) liucan 2011-04-28 2011-04-28 11:41:52 by liucan
[合成制备] 星型水溶性高分子如何制备？ (金币≥5)(3/55) Ericos 2011-04-28 2011-04-28 11:28:59 by qq5391297
[合成制备] [已完结][求助]碳纳米管酸处理问题 (1/583) jiaoliangy 2011-04-19 2011-04-27 19:16:24 by 山虫
[合成制备] [已完结]电聚合P3HT (0/1043) guwei2892091 2011-04-27 2011-04-27 19:14:24 by guwei2892091
[合成制备] [已完结]淀粉接枝PDMAEMA (2/304) alex1304 2011-04-26 2011-04-27 17:27:01 by alex1304
[合成制备] [已完结]反向微乳如何去除表面活性剂 (2/455) fuya3030 2011-04-27 2011-04-27 15:19:16 by tyleebwin
[合成制备] 【求助】pvc与橡胶粉的共混 (13/2151) imaginary 2011-03-01 2011-04-27 10:09:45 by zznjut
[合成制备] [已完结]拉曼光谱定性特征峰的重复性怎样 (2/206) serlisna 2011-04-26 2011-04-27 09:24:03 by serlisna
[合成制备] [已完结]可聚合阳离子乳化剂制备苯乙烯微球 (0/451) yangtao3650 2011-04-27 2011-04-27 00:09:00 by yangtao3650
[合成制备] [已完结]求聚酯实验玻璃装置如何购买搭建 (1/344) aiai119 2011-04-25 2011-04-26 14:23:29 by qq5391297
[合成制备] 【求助】关于酯化和酰胺化 (4/896) lijihuiv 2010-10-12 2011-04-26 08:43:00 by 784128372
[合成制备] 【交流】文献中的 brine/water (1/596) xiaozhao8758 2011-04-08 2011-04-25 23:27:57 by xiaozhao8758
[合成制备] [已完结]求助抑制单体均聚的方法 (PEPI+1)(6/514) dongge0101 2011-04-18 2011-04-25 17:57:41 by 天际奇虾
[合成制备] [已完结]红外光谱 同种材料改性后对比？请教大家！ (4/392) yujingschen 2011-04-25 2011-04-25 16:10:45 by UHMWPE-约会
[合成制备] 共聚反应中引发剂单一变量的问题 (4/685) 飞翔的鱼0306 2011-04-22 2011-04-24 15:08:03 by SMM_2009
[合成制备] 碳纳米管和含双键物质的聚合 (2/292) sx008100 2011-04-23 2011-04-23 20:03:38 by sx008100
[合成制备] 【求助】RAFT试剂二硫代苯甲酸苄酯（BTBA）的合成 (2/473) syfsufsuf 2010-08-24 2011-04-22 21:14:08 by modestynan
[合成制备] [已完结]高锰酸钾能作为本体聚合的催化剂吗？ (3/1046) Ryan602 2011-04-22 2011-04-22 15:07:56 by qq5391297
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