full2010.pdf - page 1338

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Preparation of Rigid Polyurethane Foam by using Mixed Metal Complexes
and Ethylenediamine as Catalysts
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Jariyaporn Pomsook1 Sanong Ekgasit2 and Nuanphan Chantarasiri2
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µ¦ž¦³„°Á·ŠŽo°œ °ŠÃ¨®³Ÿ¤°Šœ·—š¸É ´ŠÁ‡¦µ³®rŗo‹µ„Á„¨º°Â°Ž¸Á˜š °ŠÃ¨®³„´Á°š·¨¸œÅ—°¤¸œÁž} œ
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[Ni(en)2:Cu(en) 2] œ´Êœ µ¤µ¦™Á¦n Šž’·„·¦·¥µ„µ¦Á„·—â¤Å—o—¸„ªnµ˜´ªÁ¦nŠž’·„·¦·¥µš¸Éčo µ¦ž¦³„°Á·ŠŽo°œ °ŠÃ¨®³
š¦µœ·´œŸ¤„´Ã¨®³Â°¨‡µÅ¨œrÁ°·¦rš [Ni(en)2:Ca(en)2] ¨³˜´ ªÁ¦nŠšµŠ„µ¦‡o µš¸ÉčoĜ°» ˜µ®„¦¦¤ (DMCHA)
šÎµ„µ¦¡· ¼‹œrÁ°„¨´„¬–r°Š¡°¨·¥¼¦¸ÁšœÃ¢¤Ã—¥ÄoÁš‡œ·‡°·œ¢¦µÁ¦—Áž„ئÄže œ°„‹µ„œ¸ÊÁ¤ºÉ °«¹„¬µ¤´˜·
šµŠ„µ¥£µ¡Â¨³¤´˜·Á·Š„¨ °ŠÃ¢¤ ¡ªnµ¡°¨·¥¼¦¸ÁšœÃ¢¤š¸Éčo˜´ªÁ¦nŠž’·„·¦·¥µÁž}œ [Ni(en)2:Cu(en)2] œ´Êœ ¤¸‡ªµ¤
®œµÂœnœ °ŠÃ¢¤Ášnµ„´ 42.8 kg/m 3 ‡nµ‡ªµ¤µ¤µ¦™šœšµœ˜n°Â¦Š„—°´—Ášnµ„´ 262.7 kPa
‡ÎµÎµ‡´: ¡°¨·¥¼¦¸ÁšœÃ¢¤ÂÂ Ȋ ˜´ªÁ¦nŠž’·„·¦·¥µ Á„¨º°Â°Ž¸Á˜š
1 œ· ·˜ž¦·µÃš £µ‡ª·µÁ‡¤¸ ‡–³ª·š¥µ«µ˜¦r ‹»¯µ¨Š„¦–r¤®µª·š¥µ¨´¥ ¡µÅš „¦»ŠÁš¡² 10330
2 ¦«. —¦. £µ‡ª·µÁ‡¤¸ ‡–³ª·š¥µ«µ˜¦r ‹»¯µ¨Š„¦–r¤®µª·š¥µ¨´¥ ¡µÅš „¦»ŠÁš¡² 10330
Assoc. Prof. Dr., Department of Chemistry, Faculty of Science, Chulalongkorn University, Phyathai, Bangkok 10330.
Corresponding author : Ú¦«´¡šr 02-218-7639 E-mail: nuanphun.c@chula.ac.th