24小时热门版块排行榜    

北京石油化工学院2026年研究生招生接收调剂公告
查看: 1701  |  回复: 3

玄机逸士

银虫 (小有名气)

[求助] 多孔的PDMS微结构是怎么形成的 已有1人参与

文章中的制作步骤是这样的:The sponges are prepared using a manufacturing technique in which a sugar scaffold is used to mould an
elastomeric polymer, in this case (poly)dimethylsiloxane (PDMS). A small glass dish was coated with a thin layer of
gold using a sputter coater to facilitate the easy removal of cured PDMS. SYLGARD® 184 Silicone Elastomer from
Dow Corning was prepared in the glass dish using 10 parts base to one part curing agent by volume. Sugar cubes
were placed in the dish, and left for 1 hour to become saturated with PDMS. The cubes were then cured in an oven
at 120 °C for 15 minutes, removed and allowed to cool. Excess PDMS was trimmed away, and the cubes put in a
beaker of distilled water to dissolve the sugar. Approximately 24 hours were allowed for this process to occur. The
water was changed several times during this period to maintain a high concentration gradient between the cube and
the water, and thus increase the rate of dissolution.
大概意思是:将方糖和PDMS混合在一起,待PDMS固化以后,再将方糖溶解,形成多孔的PDMS,但是具体操作好像很难,所以希望哪位高手指点一下
回复此楼

» 本帖附件资源列表

  • 欢迎监督和反馈:小木虫仅提供交流平台,不对该内容负责。
    本内容由用户自主发布,如果其内容涉及到知识产权问题,其责任在于用户本人,如对版权有异议,请联系邮箱:xiaomuchong@tal.com
  • 附件 1 : $W2@6CWVNNXZL86FU77XIK0.png
  • 2015-09-07 10:06:23, 169.66 K

» 猜你喜欢

善梦者,筑非凡
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

玄机逸士

银虫 (小有名气)

PDMS结构是这样的
多孔的PDMS微结构是怎么形成的
$W2@6CWVNNXZL86FU77XIK0.png

善梦者,筑非凡
2楼2015-09-07 10:09:53
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

wly740310736

新虫 (初入文坛)

请问这个文章的名字是什么,我现在正需要这样的文章 ,谢谢
3楼2015-09-24 11:15:40
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖

caominone

木虫之王 (知名作家)

膜分离专家

优秀版主

【答案】应助回帖

其实这个孔的形成,是先将方糖固定在PDMS中,然后将方糖溶解出来,方糖在PDMS占的体积就是孔
锅可以背,但不能不明不白
4楼2015-09-24 11:37:49
已阅   回复此楼   关注TA 给TA发消息 送TA红花 TA的回帖
相关版块跳转 我要订阅楼主 玄机逸士 的主题更新
最具人气热帖推荐 [查看全部] 作者 回/看 最后发表
[考研] 化学工程专硕324分,一志愿中国矿业大学求调剂 +6 耿耿1314 2026-04-01 6/300 2026-04-01 23:32 by chaolymer
[考研] 282求调剂 +17 ycy1201 2026-04-01 19/950 2026-04-01 22:54 by peike
[考研] 081200-11408-276学硕求调剂 +5 崔wj 2026-03-26 5/250 2026-04-01 22:24 by guanxin1001
[考研] 材料专硕322分 +10 哈哈哈吼吼吼哈 2026-04-01 10/500 2026-04-01 22:19 by Dyhoer
[考研] 273求调剂 +19 李芷新1 2026-03-31 19/950 2026-04-01 21:49 by chyhaha
[考研] 08生物与医药专硕初试346找调剂 +4 dianeeee 2026-04-01 5/250 2026-04-01 19:25 by dianeeee
[考研] 求调剂 +4 图鉴212 2026-03-30 5/250 2026-04-01 15:32 by 图鉴212
[考研] 一志愿211,335分,0856,求调剂院校和导师 +11 倾____萧 2026-03-27 12/600 2026-04-01 15:27 by oooqiao
[考研] 环境工程调剂 +9 hyzzzzzzz. 2026-04-01 9/450 2026-04-01 14:20 by salamander`
[考研] 一志愿北交材料工程总分358 +5 cs0106 2026-04-01 7/350 2026-04-01 11:45 by wangjy2002
[考研] 301求调剂 +8 axibli 2026-04-01 8/400 2026-04-01 09:51 by 我的船我的海
[考研] 085900土木水利336分求调剂 +3 Zhangjiangj 2026-03-31 5/250 2026-04-01 09:14 by Zhangjiangj
[考研] 已决定调剂院校 +8 JKSOIID 2026-03-26 8/400 2026-03-31 19:51 by mg1014
[考研] 262求调剂 +7 ZZ..000 2026-03-30 8/400 2026-03-31 10:05 by cal0306
[考研] 085602化工求调剂(331分) +8 111@127 2026-03-30 8/400 2026-03-30 21:23 by 研究僧导导
[考研] 298求调剂 +3 种圣赐 2026-03-29 3/150 2026-03-29 12:06 by longlotian
[考研] 308求调剂 +7 墨墨漠 2026-03-27 7/350 2026-03-28 07:43 by 热情沙漠
[考研] 265求调剂11408 +3 刘小鹿lu 2026-03-27 3/150 2026-03-27 20:53 by nihaoar
[考研] 305求调剂 +5 哇卢卡库 2026-03-26 5/250 2026-03-27 14:01 by laoshidan
[考研] 打过很多竞赛,085406控制工程300分,求调剂 +3 askeladz 2026-03-26 3/150 2026-03-26 09:08 by 给你你注意休息
信息提示
请填处理意见