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height="32" class="left_bg"> <table width="100%" border="0" cellspacing="0" cellpadding="0"> <tr> <td width="40" align="center"><img src="/homes/images3/laifang.gif" align="absmiddle" width="20"></td> <td class="title">最˜q‘来è®?/td> <td width="50" ></td> </tr> </table> </td> </tr> <tr><td height="200" valign="top" align="center"> </td></tr> </table> </td> </tr> <tr><td height="10"></td></tr> </table> </td> <td width="10"></td> <td width="742" valign="top" align="center"> <table width="742" border="0" cellspacing="0" cellpadding="0"> <tr> <td class="solid-rw"> <table width="742" border="0" cellspacing="0" cellpadding="0"> <tr> <td height="32" class="center_bg"> <table width="100%" border="0" cellspacing="0" cellpadding="0"> <tr> <td width="56" align="center"><img src=/homes/images/yuanchuang.gif border=0></td> <td width="567" align="left"><span class="title">贾正仁:低密度聚氨酯软æˆö匀泡剂的合成研½I?/span>   <font color=#999999>(2020/2/24 10:07:41)</font></td> <td width="119" style="font-family:'宋体';"><img src="/space/images/zhuanlan.jpg" align="absmiddle"> <a href="/space/blog_post.asp" class="link3">发表博文</a></td> </tr> </table> </td> </tr> <tr><td height="" valign="top" align="center"> <table width="98%" border="0" cellspacing="0" cellpadding="0" align="left"> <tr> <td height="8"></td> </tr> <tr><td align="center" height="100" valign="top"> <table width="99%" border="0" cellspacing="0" cellpadding="0" align="center"> <tr><td class=red_2 align=left></td></tr> <tr> <td align="left"> <table width="98%" border="0" cellspacing="0" cellpadding="0" align="center"> <tr> <td class="style_14_666666"> <div class="f401" id="f401"><p><strong class="faqe"><span style="font-family:SimHei;"><span style="font-family:KaiTi_GB2312;"><span style="font-family:SimHei;"><span style="font-size:10px;">作者:董晓¾U? 贾正ä»? 房连™å? 毕ç‘ôè¾? 周兴è´? 陈荆æ™?</span><br /><span style="font-size:10px;">(1.扬州晨化新材料股份有限公司研发中心 江苏扬州225803) </span><br /><span style="font-size:10px;">(2.华东理工大学 上æ“v200237)  (3.江南大学 江苏无锡 214122)</span><br /><br />摘要åQ?/span></span></span></strong><span style="font-family:SimHei;"><span style="font-family:KaiTi_GB2312;"><span style="font-family:SimHei;">以氯铂酸为催化剂åQŒä½Žå«æ°¢¼‹…æÑa和三¿Uç”²åŸºå°ç«¯çš„烯丙åŸø™šé†šäؓ原料åQŒåˆ¶å¾—低密度聚æ°}酯èÊY泡匀泡剂。考察了原料的比例、反应温度、催化剂用量½{‰å› ç´ å¯¹åˆæˆçš„媄响,¼‹®å®šäº†æœ€ä½³çš„合成工艺。åƈ对制得的低密度聚氨酯软æˆö匀泡剂˜q›è¡Œå‘æˆö试验和性能评ä­håQŒç»“果表明,合成的匀泡剂性能与进口äñ”品B-8123ç›æ€¼¼ã€?/span></span></span><br /><strong class="faqe"><span style="font-family:SimHei;"><span style="font-family:KaiTi_GB2312;"><span style="font-family:SimHei;"><br />关键词:</span></span></span></strong><span style="font-family:SimHei;"><span style="font-family:KaiTi_GB2312;"><span style="font-family:SimHei;">有机¼‹…匀泡剂åQ›èšæ°¨é…¯åQ›èÊY泡;低密度;烯丙åŸø™šé†?/span></span></span><br /><span style="font-family:SimHei;"><span style="font-family:KaiTi_GB2312;"><span style="font-family:SimHei;"><br />聚æ°}酯æˆö沫塑料是由多¿UåŽŸæ–™åœ¨æžçŸ­çš„时间内˜q›è¡ŒåŒ–学反应åQŒåƈ由液体变成胶体再变成高聚物,光™—´¾låŽ†ç€å‘æˆö、固¾l“等复杂˜q‡ç¨‹åQŒå¿…™å»é åŒ€æ³¡å‰‚来è“v中枢调节作用åQŒæ‰èƒ½ä‹É发æˆö均匀、æˆö沫稳定[1]。匀泡剂是一个不可缺ž®‘的助剂åQŒå®ƒå¢žåŠ å„组分的互溶性,èµïL€ä¹›_Œ–物料、稳定æˆö沫和调节泡孔½{‰ä½œç”¨[2]ã€?/span></span></span><br /><br /><span style="font-family:SimSun;">我国软æˆö市场大约占聚氨酯泡沫塑料总量çš?5%åQŒèÊY泡匀泡剂åQˆä¿—¿U°èÊY泡硅油)òq´ç”¨é‡è¶…˜q?万吨。目前èÊY泡市场普通匀泡剂580¾pÕdˆ—有许多单位在研究òq¶æœ‰éƒ¨åˆ†åŽ‚家生äñ”[3~6]åQŒæ•ˆæžœç±»ä¼égºŽ˜q›å£L-580åQŒè€Œä½Žå¯†åº¦è½¯æˆö匀泡剂主要依赖˜q›å£ã€?/span><br /><span style="font-family:SimSun;">针对此种情况åQŒç¬”者利用公叔R•¿æœŸç”Ÿäº§ç‰¹¿Uçƒ¯ä¸™åŸºèšé†šå’Œå«æ°¢ç¡…油的生äñ”¾léªŒåŸºç¡€åQŒåœ¨çŽ°æœ‰è½¯æˆö匀泡剂CGY-2的基¼‹€ä¸Šè¿›è¡Œæ”¹˜q›ï¼Œç ”制出适用于密度在5~20 kg/m3范围的聚氨酯软æˆö匀泡剂CGY-8341。该产品质量½E›_®šåQŒæ€§èƒ½ä¸Žè¿›å£B-8123¾cÖM¼¼åQŒå¡«è¡¥äº†å›½å†…½Iºç™½ã€?/span><br /><br /><span style="font-family:SimSun;"><strong class="faqe"><span style="font-size:14px;color:#003399;">1 å®žéªŒéƒ¨åˆ†</span></strong></span><br /><br /><span style="font-family:SimSun;"><strong class="faqe">1.1 ä¸»è¦åŽŸæ–™åŠè®¾å¤‡äÈAå™?/strong></span><br /><span style="font-family:SimSun;">八甲基环四硅氧烷åQˆD4åQ‰ï¼ŒåŒ–å­¦¾U¯ï¼Œå«é‡â‰?9.5%åQŒæ±Ÿè¥¿æ˜Ÿç«åŒ–工厂åQ›æœ‰æœºç¡…ž®å¤´å‰‚MMåQŒå·¥ä¸šçñ”åQŒçº¯åº¦â‰¥99%åQŒæ–°äºšå¼º¼‹…化学股份有限公司;高含氢硅油,工业¾U§ï¼Œå«æ°¢â‰?.6%åQŒç“¦å…‹å…¬å¸ï¼›é…¸æ€§ç™½åœŸï¼Œå·¥ä¸š¾U§ï¼Œ‹zÀL€§åº¦â‰?20%åQŒå¥å®¹å®åŽè¯šä¿¡æ´»æ€§ç‚­åŽ‚;烯丙基氧化乙烯氧化丙烯醚åQŒç›¸å¯¹åˆ†å­è´¨é‡Mn分别ä¸?00ã€?200å’?000åQŒå·¥ä¸šçñ”åQŒæ‰¬å·žæ™¨åŒ–新材料股䆾有限公司åQ›äºŒä¸™äºŒé†‡ï¼Œå·¥ä¸š¾U§ï¼ŒéŸ©å›½SK公司åQ›é«˜‹zÀL€§é“‚催化剂,工业¾U§ï¼Œæ‰¬å·žæ™¨åŒ–新材料股份有限公司;聚醚3010åQˆç¾Ÿå€?6 mgKOH/gåQ‰ã€èšé†?045、有æœø™ƒºã€æœ‰æœºé”¡ã€æ°´ã€MC和钙¾_‰ï¼Œå·¥ä¸š¾U§ï¼Œæ·®å®‰‹¹ïL‰Ä厂ã€?/span><br /><span style="font-family:SimSun;">傅立叶红外光è°×ƒÈA, Nicolet-360型,南京林业大学理化中心åQ›SEM分析电子昑־®é•œï¼ŒJSM5600LMåQŒæ—¥æœ¬ç”µå­å…‰å­¦å…¬å¸ï¼ˆJEOLåQ‰ï¼›æ—‹è{黏度计,NDJ-1型,上æ“v¾_‘Ö¯†¿U‘学仪器有限公司ã€?/span><br /><br /><strong class="faqe"><span style="font-family:SimSun;">1.2 ‹¹‹è¯•ä¸Žè¡¨å¾?/span><br /></strong><span style="font-family:SimSun;">通过¼‹«ä»£¼‹«é…¸é’ åŒ–学滴定法‹¹‹è¯•ä½Žå«æ°¢ç¡…油的含氢量,具体æ–ÒŽ³•åŒæ–‡çŒ®[7]。按照GB/T12008.3-2009‹¹‹å®š¾ŸŸå€û|¼ŒæŒ‰å¦‚下公式表征封端率åQ?/span><br /><span style="font-family:SimSun;">ž®ç«¯çŽ?åQˆå°ç«¯å‰¾ŸŸå€û|¼ž®ç«¯åŽç¾Ÿå€û|¼‰Ã·ž®ç«¯å‰ç¾Ÿå€ú?00%</span><br /><span style="font-family:SimSun;">通过傅立叶红外光谱测试匀泡剂中的Si-H吸收峎ͼŒé€šè¿‡SEM扫描电镜‹¹‹æˆö沫的泡孔¾l“æž„ã€?/span><br /><br /><span style="font-family:SimSun;"><strong class="faqe">1.3 ååº”中间体和低密度èÊY泡匀泡剂的制å¤?/strong></span><br /><br /><span style="font-family:SimSun;"><strong class="faqe">1.3.1 ä¸­é—´ä½“低含氢¼‹…æÑa的制å¤?/strong></span><br /><span style="font-family:SimSun;">取定量的八甲基环四硅氧烷åQˆD4åQ‰ã€é«˜å«æ°¢¼‹…æÑa、MM于三口烧瓶中åQŒåŠ çƒ­å‡æ¸©è‡³80-120℃,搅拌均匀åQŒåŠ å…?%酸性白土,反应3~6håQŒæœ€åŽå‡æ¸©è‡³120-150℃,减压除低沸物10-30minåQŒå¾—无色透明¾_˜ç¨ æ¶²ä½“åQŒå³ä½Žå«æ°¢ç¡…油中间体ã€?/span><br /><span style="font-family:SimSun;">制成的低含氢¼‹…æÑa¾l“构式äؓåQ?</p><p align="center"><img border="0" alt="" src="//www.wopnyc.com.cn/user/Up_Images/2020224104665194140.png" /> </p><p><br /></span><span style="font-family:SimSun;"><strong class="faqe">1.3.2 ä¸­é—´ä½“甲基封端聚醚的制备</strong></span><br /><span style="font-family:SimSun;">ž®†ç›¸å¯¹åˆ†å­è´¨é‡Mnä¸?00åQˆæˆ–1200ã€?000åQ‰çš„烯丙åŸø™šæ°§ä¹™çƒ¯èšæ°§ä¸™çƒ¯é†šåŠ å…¥ä¸‰å£çƒ§ç“¶ä¸­ï¼ŒåŠ å…¥æ‘©å°”比äؓ烯丙åŸø™šé†?.0~2.6的氢氧化钾或甲醇钠(Mnä¸?00å’?200的烯丙基聚醚使用氢氧化钾åQŒMnä¸?000的烯丙基聚醚使用甲醇钠)åQŒå°†ä¸‰å£ç“¶å‡æ¸©è‡³60ï½?0℃,搅拌半小时后åQŒé€šæÛ气置换后抽真½Iºï¼ŒçœŸç©ºè¾‘Öˆ°-0.095MPaåQŒå…³é—­çœŸ½Iºé˜€åQŒç¼“¾~“通入氯甲çƒøP¼Œæ¸©åº¦ä¿æŒåœ?0ï½?0℃之é—ß_¼Œ˜q›æ–™¾l“束后持¾l­ååº?~2ž®æ—¶åQŒæŠŠçƒ¯ä¸™åŸø™šæ°§ä¹™çƒ¯èšæ°§ä¸™çƒ¯ç”²åŸºé†šè½¬å…¥åˆ†æ°´å™¨ï¼ŒåŠ ä¸€å®šé‡çš„纯净æ°ß_¼Œ¾U¯å‡€æ°´è´¨é‡äؓ氢氧化钾或甲醇钠çš?-5倍,搅拌åQŒæ¸©åº¦æŽ§åˆ¶åœ¨70~80℃,静置分层åQŒåˆ†æ°´åŽåœ¨çƒ¯ä¸™åŸºèšæ°§ä¹™çƒ¯èšæ°§ä¸™çƒ¯ç”²åŸºé†šä¸­åŠ å…¥ž®‘量的精制剂搅拌åQŒä¿æŒæ¸©åº?0~85℃,吔R™„0.5~1h。开始升温,减压蒔R¦åQŒè„±æ°ß_¼Œå½“温度至100℃,开始鼓氮气åQŒæ¸©åº?05℃结束,最后压滤得到相对分子质量äؓ500åQˆæˆ–1200ã€?000åQ‰çš„烯丙åŸø™šæ°§ä¹™çƒ¯èšæ°§ä¸™çƒ¯ç”²åŸºé†šã€?/span><br /><span style="font-family:SimSun;">烯丙åŸø™šæ°§ä¹™çƒ¯èšæ°§ä¸™çƒ¯ç”²åŸºé†šçš„结构式为: </span></p><p align="center"><img alt="" src="//www.wopnyc.com.cn/user/Up_Images/2020224105275133853.png" /> </p><p><br /><strong class="faqe"><span style="font-family:SimSun;"><br />1.3.3 ä½Žå¯†åº¦èšæ°¨é…¯è½¯æˆö匀泡剂的制å¤?/span><br /></strong><span style="font-family:SimSun;">取自制的中间体低含氢¼‹…æÑa于三口烧瓶中åQŒæŒ‰ä¸€å®šæ¯”加入分子量äؓ500的小分子量烯丙基氧化乙烯氧化丙烯甲基醚,分子量äؓ1200的中分子量的烯丙基氧化乙烯氧化丙烯甲基醚åQŒåˆ†å­é‡ä¸?000的大分子量的烯丙基氧化乙烯氧化丙烯甲基醚åQŒåœ¨ 80℃下加入高活性铂催化剂反应,自然攄¡ƒ­ååº”åœ?0~120℃反应一ŒD‰|—¶é—ß_¼Œå¾—透明液体åQŒå³ä½Žå¯†åº¦èšæ°¨é…¯è½¯æˆö用匀泡剂ã€?/span><br /><span style="font-family:SimSun;">制备成的聚æ°}酯èÊY泡用匀泡剂¾l“构通式为: </p><p align="center"><img alt="" src="//www.wopnyc.com.cn/user/Up_Images/20202241052505899737.png" /></span> </p><p><br /><span style="font-family:SimSun;"><strong class="faqe">1.4 å‘æˆö试验</strong></span><br /><span style="font-family:SimSun;">以低密度聚æ°}酯èÊY泡äؓ例,室温料温均äؓ25℃,按聚é†?010åQˆç¾Ÿå€?6 mgKOH/gåQ‰ã€èšé†?045、èÊY泡匀泡剂、有æœø™ƒºã€æœ‰æœºé”¡ã€æ°´ã€MC和钙¾_‰è´¨é‡æ¯”80ä|?0ä|?.6ä|?.25ä|?.2ä|?ä|?5ä|?0的配方称取原料,ž®†ä¸Š˜q°åŽŸæ–™æ؜合均匀。取500 g混合物,按æˆö沫配方异氰酸酯指数指æ•?.15加入计量的TDI80åQŒç”µåŠ¨æ…æ‹? s后,倒入自制的发泡箱内发泡,待熟化后‹‚€‹¹‹ã€?/span><br /><br /><span style="font-family:SimSun;"><strong class="faqe"><span style="font-size:14px;color:#003399;">2 ¾l“果与讨è®?/span></strong></span><br /><br /><span style="font-family:SimSun;"><strong class="faqe">2.1 ¾U¢å¤–光谱分析</strong></span><br /><span style="font-family:SimSun;">本实验中间体低含氢硅油和合成的èÊY泡匀泡剂的红外光谱图见图1. </span></p><p><span style="font-family:SimSun;"><strong class="faqe">å›?</strong> ä½Žå«æ°¢ç¡…油中间体和合成的软æˆö匀泡剂的红外光谱图 </p><p align="center"><img alt="" src="//www.wopnyc.com.cn/user/Up_Images/20202241057338638492.png" /></span> </p><p align="center"><strong class="faqe">å›? ä½Žå«æ°¢ç¡…油中间体和合成的软æˆö匀泡剂的红外光谱图</strong> </p><strong class="faqe"> <p align="left"><br /></strong><span style="font-family:SimSun;">由图1可知åQŒåœ¨ä¸­é—´ä½“低含氢¼‹…æÑa反应之后åQ?100~1020 cm-1处äؓC-O-C、Si-O-Si官能团吸收峰åQ?166 cm-1处的Si-H特征吸收峰基本消失,证明中间体低含氢¼‹…æÑa中的Si-H键已¾lååº”完全[8-9]ã€?/span><br /><br /><strong class="faqe"><span style="font-family:SimSun;">2.2 ååº”温度的媄å“?/span><br /></strong><span style="font-family:SimSun;">保持各种原料比例不变åQŒè€ƒå¯Ÿæ¸©åº¦å¯¹äñ”物的影响åQŒç»“果见è¡?ã€?/span><br /></p><p align="left"><span style="font-family:SimSun;"><img alt="" src="//www.wopnyc.com.cn/user/Up_Images/2020224110117015536.png" /></span></p><p align="left"></p><p align="left"><br /><span style="font-family:SimSun;"><span style="color:#e56600;"><strong class="faqe"><span style="color:#e56600;">ç”Þp¡¨1</span></strong>可知åQŒéšç€ååº”温度的变高,产品的反应时间羃短,当温度高äº?10℃后åQŒæ¸©åº¦è¶Šé«˜é¢œè‰²è¶Šæ·±ã€‚这是由于Si-H的键能较高,较低温度较难反应åQŒå½“温度˜q‡é«˜åQŒå¯¼è‡´å‰¯ååº”较多åQŒå¯¼è‡´å˜é»„色或者棕艌Ӏ‚可知本实验适宜的反应温度äؓåQ?00ûu3åQ‰â„ƒã€?/span></span><br /><br /><span style="font-family:SimSun;"><strong class="faqe">2.3 å‚¬åŒ–剂用量的研究</strong></span><br /><span style="font-family:SimSun;">氯铂酸催化剂为硅氢加成反应最重要的助剂之一åQŒæ°¯é“‚酸的ä‹É用量对合成反应时间和产品质量有着重要的媄响。控制反应温度äؓ98℃的条äšg下,考察催化剂用量对产品的媄响,¾l“果见表2ã€?br /><img alt="" src="//www.wopnyc.com.cn/user/Up_Images/2020224111445160083.png" /></span> </p><p><span style="font-family:SimSun;color:#e56600;"><strong class="faqe"><span style="color:#e56600;">ç”Þp¡¨2可知åQ?/span></strong>催化剂用量增加,产物变透明的时间变短,说明反应速度变快。随着催化剂用量的增加åQŒäñ”品的颜色变深。可能的原因是催化剂量较大的时候,副反应较多。例如在¼‹…氢加成反应条äšg下,烯丙åŸø™šé†šä¼šå‘生异构化反应,生成不能¼‹…氢加成的丙烯基聚醚[10]。本实验最佳的催化剂用量äؓ20~30 mg/kgã€?/span><br /><br /><span style="font-family:SimSun;"><strong class="faqe">2.4 èšé†šž®ç«¯çŽ‡å¯¹åŒ€æ³¡å‰‚的媄å“?/strong></span><br /><span style="font-family:SimSun;">¼‹¬æˆö匀泡剂对烯丙基聚醚ž®ç«¯çŽ‡å‡ ä¹Žæ²¡æœ‰è¦æ±‚,在èÊY泡匀泡剂中,ž®ç«¯çŽ‡çš„高低对äñ”品的质量有着较大的媄响。控制反应温åº?8℃,催化剂用量äؓ25 mg/kgåQŒè€ƒå¯Ÿç”²åŸºž®ç«¯èšé†šå¯¹äñ”品质量的影响åQŒç»“果如è¡?ã€?br /><img alt="" src="//www.wopnyc.com.cn/user/Up_Images/2020224114317678286.png" /></span><br /><br /><span style="font-family:SimSun;color:#e56600;">æ ÒŽ®<strong class="faqe"><span style="color:#e56600;">è¡?</span></strong>可知åQŒéšç€ž®ç«¯çŽ‡çš„提高åQŒåŒ€æ³¡å‰‚的匀泡性能更加优异。故本实验的聚醚ž®ç«¯çŽ‡æŽ§åˆ¶åœ¨80%以上ã€?/span><br /><br /><span style="font-family:SimSun;"><strong class="faqe">2.5 ž®ç«¯èšé†šå’Œä½Žå«æ°¢¼‹…æÑa的比例的研究</strong></span><br /><span style="font-family:SimSun;">产品中残留的低含氢硅油对聚æ°}酯发泡有很大的媄响,在硅氢加成反应中åQŒä¸€èˆ¬ä»¥ž®ç«¯èšé†š˜q‡é‡åQŒä‹É低含氢硅油充分反应。固定其他条ä»Óž¼Œè€ƒå¯Ÿä½Žå«æ°¢ç¡…油与ž®ç«¯èšé†šçš„æ‘©ž®”比对匀泡剂产物黏度åQ?5℃)的媄响,¾l“果如表4ã€?br /><img alt="" src="//www.wopnyc.com.cn/user/Up_Images/20202241120152589419.png" /></span><br /><br /><span style="font-family:SimSun;">在低含氢¼‹…æÑa与封端聚醚的摩尔比äؓ1:1的时候,低含氢硅油不完全反应的可能性增加,增加ž®ç«¯èšé†šçš„含量可以减ž®‘该隐患。在摩尔比äؓ1:1.3的时候,产物黏度增加åQŒåŽŸå› äؓ˜q‡å¤šçš„烯丙基聚醚自聚。最佳的反应比例ä¸?:1.1 ã€?/span><br /><br /><span style="font-family:SimSun;"><strong class="faqe">2.6 å‘æˆö¾l“æžœ</strong></span><br /><span style="font-family:SimSun;">ž®†åˆ¶å¾—的软æˆö匀泡剂CGY-8341与进口B-8123做对比发泡试验,反应旉™—´å‡äؓ7~8¿U’äã^白,110~112¿U’到™åӞ¼Œòq¶å°†åˆ¶å¾—çš„æ“v¾l는¨ç”µé•œåˆ†æžåQ?¿Uæ“v¾l늚„电镜图见å›?ã€?<br /><img alt="" src="//www.wopnyc.com.cn/user/Up_Images/20202241121204779956.png" /></span> </p><p><br /><span style="font-family:SimSun;"><strong class="faqe"><span style="font-size:14px;color:#003399;">3 ¾l“论</span></strong></span><br /><span style="font-family:SimSun;">åQ?åQ‰çƒ¯ä¸™åŸºèšé†šçš„封端率和催化剂用量对合成的匀泡剂质量有很大媄响;</span><br /><span style="font-family:SimSun;">åQ?åQ‰åˆæˆä½Žå¯†åº¦è½¯æˆö匀泡剂适宜的反应温度äؓåQ?00ûu3åQ‰â„ƒåQŒä½Žå«æ°¢¼‹…æÑa与封端聚醚最ä½Ïx‘©ž®”比ä¸?ä|?.1åQ?/span><br /><span style="font-family:SimSun;">åQ?åQ‰å¯¹åˆ¶å¾—的低密度软æˆö匀泡剂˜q›è¡Œå‘æˆö试验和性能评ä­håQŒç»“果表明,合成的匀泡剂性能与进口äñ”品B-8123ç›æ€¼¼ã€?</span></p><p><br /><strong class="faqe">参考文çŒ?/strong><br />[1] 董晓¾U?房连™å?郝静ç?½{? 一¿Uèšé†šæ”¹æ€§èš¼‹…氧烷匀泡剂的制备[P].中国发明专利: CN103342818A,2013-10-09.<br />[2] 刘益å†? 聚æ°}酯原料及助剂手册[M]. 北京:化学工业出版½C? 2005:497-511.<br />[3]晋心æ–? H-420软æˆö匀泡剂[J]. 聚æ°}酯工ä¸?2000,15(1):35-38.<br />[4] 李雅ä¸?赵凯,张进ä¸? ¼‹…炭型有机硅匀泡剂的合成研½I¶[J].化工¿U‘技,2006,14(3):13-14.<br />[5] 王淑å‹?ŒD‰|–°å³? 软æˆö匀泡剂D-529的合成及其性能研究[J].沛_Œ—化工,2009,32(11):18-20.<br />[6] 曑Öã^,谢维è·?å¼ å²³èŠ?½{? 聚æ°}酯èÊY泡有机硅匀泡剂的研制[J].¾_„¡»†çŸÏxÑa化工˜q›å±•,2013,13(6):45-47.<br />[7] 方芳,高慧èŽ?å¼ æ“vå©?含氢¼‹…æÑa‹zÀL³¼æ°¢å«é‡çš„‹¹‹å®š[J].印染助剂,2013,30(12):45-47.<br />[8] 王正ç†?孙道æ¡?曹立¾Ÿ? 有机¼‹…合成äñ”物Y-PJ中残留Si-H的红外光谱定量分析[J].有机¼‹…材料及应用,1994(5):12-13.<br />[9] 卢惠å’?郭彩äº?史长ä¸? 聚醚æ”ÒŽ€§èš¼‹…æ°§çƒïLš„傅立叶变换红外光è°Þp¡¨å¾[J].化工¿U‘技,2001,9(6):45-47.<br />[10] CARNE W E, AUSTIN P E. Vacuum applied to the manufacture of siloxane-oxyalkylene block copolymers:US,5869727[P]. 1999-2-9. <br /><br /><strong class="faqe"><span style="font-size:12px;font-family:NSimSun;color:#003399;">本文主要作者介¾lï¼š</span></strong><span style="font-size:12px;font-family:NSimSun;color:#003399;">贾正仁,扬州晨化新材料股份有限公司开发部副部é•Ñ€‚南京林业大学本¿U‘毕业,化工专业åQŒä»Žäº‹èšæ°¨é…¯è¡Œä¸š10多年åQŒå¸ˆä»Žé†‡é†šä¸“家朱新宝教授、我国聚氨酯前辈朱吕民先生和日本聚æ°}酯专家岛田正先生ã€?strong>擅长聚醚多元醇和聚æ°}酯硬泡硅油开发生产,对聚氨酯¼‹¬æˆö¾l„合料(冰箱、板材、喷涂和½Ž¡é“½{‰ï¼‰æœ‰ç³»¾lŸæ€§çš„研究ã€?/strong>贑ַ¥¾_¾äºŽæŠ€æœ¯ï¼Œä¹äºŽåˆ†äínåQå¬è¯´çƒ­çˆ±åˆ†äº«çš„人都会自带光èŠ?img border="0" alt="" src="../KKKeditor/plugins/emoticons/12.gif" />如果你也有发泡方面的疑难问题待解冻I¼Œå¯ä»¥æ‰?strong>贑ַ¥åQ?8352721983</strong>ã€?/span></p></div> </td></tr> </table> </td> </tr> <tr><td height="15" align="center"></td></tr> <tr><td height="5"></td></tr> <tr><td height="15" ></td></tr> <tr><td height="15"></td></tr> <tr> <td height="22" class="gray_999999"> <table width="100%" border="0" cellspacing="0" cellpadding="0"> <tr align="left"> <td width="1%"></td> <td width="42%">分类åQ?a target='_blank' href=/publog/blog_all.asp?type=16>PU助剂、组合料</a></td> <td width="21%"></td> <td width="17%">评论åQ?font class="red_2"></font>‹Æ?/td> <td width="19%">‹¹è§ˆåQ?font class="red_2"></font>‹Æ?/td> </tr> </table> </td> </tr> <tr> <td height="22" class="gray_999999"> <table width="100%" border="0" cellspacing="0" cellpadding="0"> <tr align="left"> <td width="1%"></td> <td width="42%">关键词:<a href=/publog/blog_search.asp?type=1&KeyWord=%E4%BD%8E%E5%AF%86%E5%BA%A6 target=_blank><u>低密åº?/U></a> <a href=/publog/blog_search.asp?type=1&KeyWord=%E8%81%9A%E6%B0%A8%E9%85%AF%E8%BD%AF%E6%B3%A1 target=_blank><u>聚æ°}酯èÊYæ³?/U></a> <a href=/publog/blog_search.asp?type=1&KeyWord=%E5%8C%80%E6%B3%A1%E5%89%82 target=_blank><u>匀泡剂</U></a> </td> <td width="7%"></td> <td width="50%" colspan="2"></td> </tr> </table> </td> </tr> <tr> <td height="22" class="gray_999999"> <table width="100%" border="0" cellspacing="0" cellpadding="0"> <tr align="left"> <td><div class="bdsharebuttonbox" style="width:500px; 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