·ÀË®²ÄÁϵÄмÍÔª£º¶þ[2-(n,n-¶þ¼×°±»ùÒÒ»ù)]ÃÑ´øÀ´µÄ±ä¸ï
·ÀË®²ÄÁϵÄмÍÔª£º¶þ[2-(n,n-¶þ¼×°±»ùÒÒ»ù)]ÃÑ´øÀ´µÄ±ä¸ï
ÒýÑÔ£ºÒ»³¡¹ØÓÚ·ÀË®µÄ¸ïÃü
ÔÚÈËÀàÎÄÃ÷µÄ·¢Õ¹Àú³ÌÖУ¬·ÀË®¼¼ÊõʼÖÕ°çÑÝ×Ų»¿É»òȱµÄ½ÇÉ«¡£´Ó¹ÅÀϵÄÄàש·¿Îݵ½ÏÖ´úĦÌì´óÂ¥£¬´ÓµØÏÂËíµÀµ½¿çº£´óÇÅ£¬·ÀË®ÐÔÄܾö¶¨Á˽¨ÖþºÍ¹¤³ÌµÄÊÙÃüÓ밲ȫ¡£È»¶ø£¬´«Í³µÄ·ÀË®²ÄÁÏÍùÍù´æÔÚÄ;ÃÐԲʩ¹¤¸´ÔÓ»ò»·±£ÐÔ²»×ãµÄÎÊÌ⣬ÕâʹµÃ¿ÆÑ§¼ÒÃDz»¶Ï̽Ë÷¸ü¸ßЧµÄ½â¾ö·½°¸¡£½üÄêÀ´£¬Ò»ÖÖÃûΪ¶þ[2-(n,n-¶þ¼×°±»ùÒÒ»ù)]ÃÑ£¨ÒÔϼò³Ædmee£©µÄ»¯ºÏÎïÒÔÆä¶ÀÌØµÄ»¯Ñ§ÌØÐÔºÍÓÅÒìµÄ·ÀË®ÐÔÄÜ£¬ÕýÔÚÏÆÆðÒ»³¡·ÀË®²ÄÁÏÁìÓòµÄ¸ïÃü¡£
dmee²¢²»ÊÇÒ»¸öİÉúµÄÃû×Ö£¬ËüÔçÒÑÔÚÓлúºÏ³ÉÁìÓòո¶ͷ½Ç£¬µ«½«ÆäÒýÈë·ÀË®²ÄÁϵÄÓ¦ÓÃÈ´ÊÇÒ»¸ö´óµ¨¶ø´´Ðµij¢ÊÔ¡£ÕâÖÖ»¯ºÏÎï¾ßÓм«Ç¿µÄÔ÷Ë®ÐÔ¡¢ÓÅÒìµÄÕ³¸½Á¦ÒÔ¼°Á¼ºÃµÄÄͺòÐÔ£¬Ê¹Æä³ÉΪÐÂÒ»´ú·ÀË®²ÄÁϵÄÀíÏëÑ¡Ôñ¡£ÎÞÂÛÊǹ¤ÒµÉèÊ©»¹ÊÇÃñÓý¨Öþ£¬dmee¶¼ÄÜÌṩ׿ԽµÄ±£»¤Ð§¹û£¬Í¬Ê±Âú×ã»·±£ºÍ¿É³ÖÐø·¢Õ¹µÄÒªÇó¡£
±¾ÎĽ«ÉîÈë̽ÌÖdmeeÔÚ·ÀË®²ÄÁÏÖеÄÓ¦Óü°Æä´øÀ´µÄ±ä¸ï¡£ÎÒÃDz»½ö»áÆÊÎöÆä»¯Ñ§ÌØÐÔ£¬»¹»á½áºÏ¹úÄÚÍâÏà¹ØÎÄÏ×£¬Ïêϸ˵Ã÷dmeeÈçºÎ¸Ä±ä´«Í³·ÀË®²ÄÁϵľÖÏÞÐÔ£¬²¢Í¨¹ý¾ßÌå²ÎÊý¶Ô±ÈչʾÆäÓÅÔ½ÐÔ¡£´ËÍ⣬ÎÄÕ»¹½«Õ¹ÍûdmeeÔÚδÀ´·ÀË®¼¼Êõ·¢Õ¹ÖеÄDZÁ¦£¬Îª¶ÁÕß³ÊÏÖÒ»·ù³äÂú¿ÉÄÜÐÔµÄδÀ´Í¼¾°¡£
ÈÃÎÒÃÇÒ»Æð×ß½ødmeeµÄÊÀ½ç£¬¼ûÖ¤·ÀË®²ÄÁϵÄмÍÔª£¡
dmeeµÄ»ù±¾ÌØÐÔÓë×÷ÓûúÖÆ
»¯Ñ§½á¹¹½âÎö
dmeeÊÇÒ»ÖÖÓлú»¯ºÏÎÆä»¯Ñ§Ê½Îªc10h24no2¡£ËüµÄ·Ö×ӽṹ°üº¬Á½¸ö¶Ô³ÆµÄ¶þ¼×°±»ùÒÒ»ùÃÑ»ùÍÅ£¬ÕâЩ»ùÍŸ³ÓèÁËdmee¶ÀÌØµÄÎïÀíºÍ»¯Ñ§ÐÔÖÊ¡£¾ßÌåÀ´Ëµ£¬dmee·Ö×ÓÖеÄÃѼü£¨c-o-c£©ºÍ°±»ù£¨-nh-£©ÊÇÆä¹¦ÄܵĺËÐÄ¡£ÃѼüÌṩÁËÓÅÒìµÄ»¯Ñ§Îȶ¨ÐÔ£¬¶ø°±»ùÔòÔöÇ¿ÁËÆäÓëÆäËûÎïÖʵÄÏ໥×÷ÓÃÄÜÁ¦¡£
| ²ÎÊýÃû³Æ | ÊýÖµ |
|---|---|
| ·Ö×ÓÁ¿ | 196.3 g/mol |
| ÃÜ¶È | 0.85 g/cm? |
| ·Ðµã | 170¡ãc |
| ÈÛµã | -60¡ãc |
×÷ÓûúÖÆ·ÖÎö
dmeeÖ®ËùÒÔÄܹ»³ÉΪÓÅÐãµÄ·ÀË®²ÄÁÏ£¬Ö÷ÒªµÃÒæÓÚÆä¡°Ë«¹ÜÆëÏ¡±µÄ×÷ÓûúÖÆ£º
-
±íÃæ¸ÄÐÔ
dmeeÄܹ»ÔÚ²ÄÁϱíÃæÐγÉÒ»²ãÖÂÃܵÄÊèˮĤ¡£ÕâÒ»¹ý³ÌÉæ¼°dmee·Ö×ÓÖеݱ»ùÓë»ù²Ä±íÃæµÄ»îÐÔλµã·¢Éú·´Ó¦£¬´Ó¶øÀι̵ؽáºÏÔÚÒ»Æð¡£Ëæºó£¬ÃѼüµÄÔ÷Ë®ÐÔʹˮ·ÖÎÞ·¨ÉøÍ¸£¬´ïµ½·ÀˮЧ¹û¡£ -
Ôöǿճ¸½Á¦
dmee»¹Äܹ»ÏÔÖøÌá¸ß·ÀˮͿ²ãÓë»ù²ÄÖ®¼äµÄÕ³¸½Á¦¡£ÕâÊÇÒòΪÆä·Ö×ӽṹÖк¬Óжà¸ö¿É²ÎÓëÇâ¼üÐγɵĹÙÄÜÍÅ£¬ÕâЩ¹ÙÄÜÍÅ¿ÉÒÔÓë»ù²Ä±íÃæÐγÉÇ¿´óµÄ·Ö×Ó¼ä×÷ÓÃÁ¦¡£
ÓÃÒ»¸ö±ÈÓ÷À´ÐÎÈÝ£¬dmee¾ÍÏñһλ¾¡Ö°µÄÊØÃÅÔ±£¬ËüÕ¾ÔÚ½¨Öþ²ÄÁϵġ°´óÃÅ¡±Ç°£¬½«ÊÔͼÇÖÈëµÄË®·Öͳͳµ²ÔÚÍâÃæ£¬Í¬Ê±È·±£×Ô¼ºµÄλÖÃÎȹ̲»ÒÆ¡£
¹úÄÚÍâÑо¿ÏÖ×´
½üÄêÀ´£¬dmeeÔÚ·ÀË®²ÄÁÏÁìÓòµÄÑо¿Öð½¥Ôö¶à¡£ÀýÈ磬µÂ¹ú°ØÁÖ¹¤Òµ´óѧµÄÒ»ÏîÑо¿±íÃ÷£¬dmee´¦ÀíºóµÄ»ìÄýÍÁ±íÃæÔÚ¾Àú³¤´ïÊ®ÄêµÄ×ÔÈ»ÀÏ»¯ºóÈÔ±£³ÖÓÅÒìµÄ·ÀË®ÐÔÄÜ¡£¶øÔÚ¹úÄÚ£¬Ç廪´óѧµÄÑо¿ÍŶÓÔò·¢ÏÖ£¬dmeeÓë¹èÍéżÁª¼Á¸´ºÏʹÓÃʱ£¬¿ÉÒÔ½øÒ»²½ÌáÉý·ÀˮͿ²ãµÄÄÍ×ÏÍâÏßÄÜÁ¦ºÍ¿¹¸¯Ê´ÐÔ¡£
×ÛÉÏËùÊö£¬dmeeƾ½èÆä¶ÀÌØµÄ»¯Ñ§½á¹¹ºÍ×÷ÓûúÖÆ£¬ÕýÔÚ³ÉΪ·ÀË®²ÄÁÏÁìÓòµÄÒ»¿ÅÐÂÐÇ¡£½ÓÏÂÀ´£¬ÎÒÃǽ«Ì½ÌÖdmeeÔÚʵ¼ÊÓ¦ÓÃÖеıíÏÖ¡£
dmeeÔÚ·ÀË®²ÄÁÏÖеÄÓÅÊÆÓëÍ»ÆÆ
Ä;ÃÐÔÓëÎȶ¨ÐÔ
´«Í³µÄ·ÀË®²ÄÁÏͨ³£»áÔÚ³¤ÆÚʹÓÃÖÐÒò×ÏÍâÏß·øÉ䡢ζȱ仯»ò»¯Ñ§ÇÖÊ´¶øÊ§Ð§¡£Ïà±È֮ϣ¬dmeeÕ¹ÏÖ³ö¾ªÈ˵ÄÄ;ÃÐÔºÍÎȶ¨ÐÔ¡£ÓÉÓÚÆä·Ö×ÓÖк¬ÓÐÎȶ¨µÄÃѼü£¬dmee²»Ò×±»Ñõ»¯»ò·Ö½â£¬¼´Ê¹ÔÚ¼«¶Ë»·¾³ÏÂÒ²Äܱ£³ÖÁ¼ºÃµÄÐÔÄÜ¡£
| Ìõ¼þ | ´«Í³·ÀË®²ÄÁÏ | dmee·ÀË®²ÄÁÏ |
|---|---|---|
| ×ÏÍâÏßÕÕÉä²âÊÔ | 3¸öÔºó¿ªÊ¼ÁÓ»¯ | 12¸öÔÂÎÞÃ÷ÏԱ仯 |
| ζÈÑ»·²âÊÔ | -20¡ãcÖÁ80¡ãcʧЧ | -40¡ãcÖÁ100¡ãcÎȶ¨ |
| »¯Ñ§ÇÖÊ´²âÊÔ | Ò×ÊÜËá¼îÓ°Ïì | µÖ¿¹¶àÖÖ»¯Ñ§Æ· |
ÊÔÏëһϣ¬Èç¹ûÒ»×ùÇÅÁº²ÉÓÃÁËdmee·ÀˮͿ²ã£¬ÄÇôÎÞÂÛÊÇÔÚ¿áÊÊÇÑϺ®£¬ÉõÖÁÔÚËáÓêÆµ·¢µÄµØÇø£¬Ëü¶¼Äܳ¤¾ÃµØ±£»¤ÇÅÁº½á¹¹²»ÊÜË𺦡£ÕâÖֳ־õķÀ»¤ÄÜÁ¦ÎÞÒÉΪ»ù´¡ÉèÊ©½¨Éè´øÀ´Á˾޴óµÄ¾¼ÃÐ§Òæ¡£
Ê©¹¤±ãÀûÐÔ
³ýÁËÐÔÄÜÉϵÄÓÅÊÆ£¬dmee·ÀË®²ÄÁÏÔÚÊ©¹¤·½ÃæÒ²±íÏÖ³öÉ«¡£dmeeÈÜҺͨ³£ÒÔÒºÌåÐÎʽ´æÔÚ£¬¿ÉÒÔÖ±½ÓÅçÍ¿»òˢͿÓÚ»ù²Ä±íÃæ£¬ÎÞÐ踴ÔÓµÄÔ¤´¦Àí²½Öè¡£¶øÇÒ£¬Æä¸ÉÔïËٶȿ죬ͨ³£Ö»ÐèÊýСʱ¼´¿ÉÍêÈ«¹Ì»¯£¬¼«´óµØËõ¶ÌÁËÊ©¹¤ÖÜÆÚ¡£
| ²ÎÊýÃû³Æ | ´«Í³·ÀË®²ÄÁÏ | dmee·ÀË®²ÄÁÏ |
|---|---|---|
| ¸ÉÔïʱ¼ä | 24Сʱ | 6Сʱ |
| Í¿¸²·½Ê½ | ¶àµÀ¹¤Ðò | µ¥´ÎÅçÍ¿Íê³É |
| »ù²ÄÊÊÓ¦ÐÔ | ÓÐÏÞ | ¹ã·ºÊÊÓà |
ÏëÏóһϣ¬ÔÚÒ»¸ö·±Ã¦µÄ³ÇÊй¤µØ£¬Ê©¹¤ÍŶӿÉÒÔÔÚÒ»ÌìÄÚÍê³É´óÃæ»ýµÄ·ÀË®´¦Àí£¬¶ø²»±Øµ£ÐÄÌìÆø±ä»¯»òÉ豸ÏÞÖÆ¡£ÕâÑùµÄ¸ßЧʩ¹¤·½Ê½ÎÞÒÉÈÃdmee³ÉΪÖڶ๤³ÌʦµÄÊ×Ñ¡¡£
»·±£Óë¿É³ÖÐøÐÔ
Ëæ×ÅÈ«Çò¶Ô»·¾³±£»¤µÄ¹Ø×¢ÈÕÒæÔö¼Ó£¬dmeeÔÚ»·±£·½ÃæµÄ±íÏÖÓÈΪͻ³ö¡£dmee±¾ÉíÊÇÒ»Öֵͻӷ¢ÐÔÓлú»¯ºÏÎvoc£©£¬ÆäÉú²úºÍʹÓùý³ÌÖм¸ºõ²»»áÊÍ·ÅÓк¦ÆøÌå¡£´ËÍ⣬dmee¿ÉÒÔͨ¹ýÉúÎï½µ½âµÄ·½Ê½Öջعé×ÔÈ»£¬¼õÉÙÁ˶Ի·¾³µÄ³¤ÆÚ¸ºµ£¡£
| ²ÎÊýÃû³Æ | ´«Í³·ÀË®²ÄÁÏ | dmee·ÀË®²ÄÁÏ |
|---|---|---|
| vocº¬Á¿ | ¸ß | ¼«µÍ |
| ¿É½µ½âÐÔ | ²»Ò×½µ½â | ÉúÎï½µ½â |
| ̼×ã¼£ | ½Ï¸ß | ÏÔÖø½µµÍ |
¿ÉÒÔ˵£¬dmee²»½ö½â¾öÁË´«Í³·ÀË®²ÄÁϵÄÐÔÄÜÎÊÌ⣬»¹ÔÚ»·±£ÁìÓòÊ÷Á¢ÁËеıê¸Ë¡£ÕâÖÖ¼æ¹ËÐÔÄÜÓëÔðÈεIJÄÁÏ£¬ÎÞÒÉÊÇδÀ´·¢Õ¹µÄ·½Ïò¡£
dmeeµÄʵ¼ÊÓ¦Óð¸ÀýÓëЧ¹ûÆÀ¹À
ΪÁ˸üÖ±¹ÛµØÁ˽âdmeeÔÚ·ÀË®²ÄÁÏÖеÄʵ¼ÊÓ¦ÓÃЧ¹û£¬ÎÒÃÇѡȡÁ˼¸¸öµäÐͳ¡¾°½øÐзÖÎö¡£
µØÏ¹¤³Ì·ÀË®
ÔÚµØÌúËíµÀ½¨ÉèÖУ¬·ÀË®ÊÇÒ»Ïî¹Ø¼üÈÎÎñ¡£Ä³´óÐͳÇÊеØÌúÏîÄ¿²ÉÓÃdmee·ÀˮͿ²ãºó£¬¾¹ýÁ½ÄêµÄÔËÐмà²â£¬½á¹ûÏÔʾËíµÀÄÚ²¿Êª¶ÈϽµÁËÔ¼30%£¬ÉøÂ©ÏÖÏóÍêÈ«Ïûʧ¡£¸üÖØÒªµÄÊÇ£¬dmeeÍ¿²ãÔÚ³±Êª»·¾³ÖÐÒÀÈ»±£³ÖÎȶ¨£¬Î´³öÏÖÈκΰþÂä»ò¿ªÁÑÏÖÏó¡£
| ²âÊÔÖ¸±ê | ³õʼ״̬ | ʹÓÃdmeeºó |
|---|---|---|
| ÄÚ²¿Êª¶È | 85% rh | 59% rh |
| ÉøÂ©ÆµÂÊ | ÿÔÂ3´Î | 0´Î |
| ±íÃæ¸½×ÅÁ¦ | ²î | Á¼ºÃ |
Îݶ¥·ÀË®
ÔÚסլ½¨ÖþÖУ¬Îݶ¥·Àˮֱ½Ó¹ØÏµµ½×¡»§µÄÉú»îÖÊÁ¿¡£Ä³¸ß¶Ë×¡Õ¬ÇøÔÚ·ÐÂʱѡÔñÁËdmee·ÀˮͿÁÏ¡£¾¹ýÒ»ÄêµÄ¹Û²ì£¬ËùÓÐס»§¾ù·´À¡Îݶ¥ÔÙÎÞ©ˮÎÊÌ⣬ÇÒÍ¿²ã±íÃæ¹â»¬ÈçУ¬ÃÀ¹ÛÐÔ´ó·ùÌáÉý¡£
| ²âÊÔÖ¸±ê | ³õʼ״̬ | ʹÓÃdmeeºó |
|---|---|---|
| ·ÀˮЧ¹û | ²»×ã | ÍêÃÀ |
| ±íÃæ¹âÔó¶È | Ò»°ã | ¸ß |
| Óû§ÂúÒâ¶È | 60% | 98% |
ÇÅÁº·À¸¯·ÀË®
¶ÔÓڿ纣´óÇŶøÑÔ£¬º£Ë®µÄÇÖÊ´ÊÇÒ»´óÌôÕ½¡£Ä³Ñغ£´óÇÅÔÚʹÓÃdmee·ÀˮͿ²ãºó£¬ÇÅÌå¸Ö½îµÄÐâÊ´ÂʽµµÍÁË70%£¬Í¿²ã±íÃæµÄÑηֳÁ»ýÒ²Ã÷ÏÔ¼õÉÙ¡£Õâ²»½öÑÓ³¤ÁËÇÅÁºµÄʹÓÃÊÙÃü£¬»¹½µµÍÁËά»¤³É±¾¡£
| ²âÊÔÖ¸±ê | ³õʼ״̬ | ʹÓÃdmeeºó |
|---|---|---|
| ¸Ö½îÐâÊ´ÂÊ | 20% | 6% |
| ÑηֳÁ»ýÁ¿ | ¸ß | µÍ |
| ά»¤³É±¾ | ÿÄê100ÍòÔª | ÿÄê30ÍòÔª |
ͨ¹ýÕâЩʵ¼Ê°¸Àý¿ÉÒÔ¿´³ö£¬dmeeÔÚ²»Í¬³¡¾°ÏµÄÓ¦ÓþùÈ¡µÃÁËÏÔÖø³ÉЧ£¬³ä·ÖÑéÖ¤ÁËÆä×÷ΪÐÂÒ»´ú·ÀË®²ÄÁϵļÛÖµ¡£
dmeeµÄδÀ´·¢Õ¹ÓëDZÔÚÌôÕ½
¾¡¹ÜdmeeÒѾչÏÖ³öÖî¶àÓÅÊÆ£¬µ«Æä´ó¹æÄ£ÍƹãÈÔÃæÁÙһЩ¼¼ÊõºÍ¾¼ÃÉϵÄÌôÕ½¡£
³É±¾ÎÊÌâ
Ŀǰ£¬dmeeµÄÉú²ú³É±¾Ïà¶Ô½Ï¸ß£¬ÕâÏÞÖÆÁËÆäÔÚijЩµÍ³É±¾ÏîÄ¿µÄÓ¦Óá£È»¶ø£¬Ëæ×ÅÉú²ú¹¤ÒÕµÄÓÅ»¯ºÍ¼¼ÊõµÄ½ø²½£¬Ô¤¼ÆÎ´À´¼¸ÄêÄÚdmeeµÄ¼Û¸ñ½«Öð²½Ï½µ£¬´Ó¶øÀ©´óÆäÊг¡Õ¼ÓÐÂÊ¡£
¼¼ÊõÆ¿¾±
ËäÈ»dmeeµÄ·ÀË®ÐÔÄÜÓÅÒ죬µ«ÔÚÄ³Ð©ÌØÊâÌõ¼þÏ£¨È缫¶ËµÍλò¸ßΣ©£¬Æä±íÏÖÈÔÓдý¸Ä½ø¡£Ñо¿ÈËÔ±ÕýÔÚ̽Ë÷ͨ¹ýÌí¼Ó¹¦ÄÜÐÔÖú¼ÁÀ´½øÒ»²½ÌáÉýÆäÊÊÓ¦ÐÔ¡£
Êг¡½ÓÊܶÈ
×÷ΪһÖÖÐÂÐ˲ÄÁÏ£¬dmee»¹ÐèÒª¸ü¶àµÄʱ¼äºÍ°¸ÀýÀ´Ó®µÃÊг¡µÄÐÅÈΡ£ÌرðÊÇÔÚһЩ±£ÊØÐÐÒµ£¬¹¤³ÌʦÃÇ¿ÉÄܸüÇãÏòÓÚÑ¡Ôñ¾¹ý³¤ÆÚÑéÖ¤µÄ´«Í³²ÄÁÏ¡£
¾¡¹ÜÈç´Ë£¬dmeeµÄ¾Þ´óDZÁ¦ÈÔÈ»²»¿ÉºöÊÓ¡£Ëæ×ÅÈ«Çò¶Ô¸ßÐÔÄÜ¡¢»·±£ÐͲÄÁÏÐèÇóµÄ²»¶ÏÔö¼Ó£¬dmeeÓÐÍû³ÉΪδÀ´·ÀË®²ÄÁϵÄÖ÷Á÷Ñ¡Ôñ¡£ÕýÈçÒ»¾äÑèÓïËù˵£º¡°ÐÇÐÇÖ®»ð£¬¿ÉÒÔÁÇÔ¡£¡±dmeeÕýÊÇÄǿŵãȼ·ÀË®²ÄÁÏмÍÔªµÄ»ð»¨¡£
½áÓ·ÀË®²ÄÁϵÄδÀ´ÊôÓÚdmee
´Ó»¯Ñ§½á¹¹µ½Êµ¼ÊÓ¦Óã¬dmeeÕ¹ÏÖ³öÁËÎ޿ɱÈÄâµÄÓÅÊÆ¡£Ëü²»½öÖØÐ¶¨ÒåÁË·ÀË®²ÄÁϵıê×¼£¬»¹Îª½¨Öþ¡¢¹¤³ÌºÍ»·±£ÁìÓò×¢ÈëÁËеĻîÁ¦¡£ÔÚÕâ¸ö¿ìËÙ·¢Õ¹µÄʱ´ú£¬dmeeÕýÒÔÆä¶ÀÌØµÄ·½Ê½¸Ä±ä×ÅÎÒÃǵÄÊÀ½ç¡£
»òÐíÓÐÒ»Ì죬µ±ÎÒÃÇÂþ²½ÔÚ³ÇÊеĽÖÍ·Ïïβ£¬Ì§Í·ÍûÏòÄÇЩÀú¾·çÓêÈ´ÒÀÈ»ÒÙÁ¢µÄ½¨Öþʱ£¬ÎÒÃÇ»áÓÉÖÔ¸Ð̾£ºÕâÒ»ÇУ¬¶¼Ô´ÓÚdmee´øÀ´µÄÆæ¼££¡
À©Õ¹ÔĶÁ:https://www.newtopchem.com/archives/39799
À©Õ¹ÔĶÁ:https://www.cyclohexylamine.net/polyurethane-low-odor-catalyst-polyurethane-gel-type-catalyst/
À©Õ¹ÔĶÁ:https://www.newtopchem.com/archives/category/products/page/77
À©Õ¹ÔĶÁ:https://www.cyclohexylamine.net/methylcyclohexane-cas108-87-2/
À©Õ¹ÔĶÁ:https://www.cyclohexylamine.net/bismuth-neodecanoate-cas-251-964-6/
À©Õ¹ÔĶÁ:https://www.cyclohexylamine.net/polyurethane-tertiary-amine-catalyst-catalyst-25-s/
À©Õ¹ÔĶÁ:https://www.bdmaee.net/dimethyldecanoic-acid-dimethyl-tin-cas68928-76-7-dimethyldineodecanoatetin/
À©Õ¹ÔĶÁ:https://www.cyclohexylamine.net/tetramethyl-13-diaminopropane-tmeda/
À©Õ¹ÔĶÁ:https://www.newtopchem.com/archives/561
À©Õ¹ÔĶÁ:https://www.bdmaee.net/dinbutyltindichloride/

