¿äÁò ÀϺ»ÀÇ ¾Æº£Á¤±ÇÀÌ ¹ÝµµÃ¼ Á¦Á¶¿ë Àü·«¹°ÀÚ Á¦Ç°ÀÇ ´ëÇÑ ¼öÃâÀ» Á¦ÇÑÇÏ°Ú´Ù°í ¼±¾ðÇÑ ¼¼°¡Áö Ç°¸ñÁßÀÇ ÇϳªÀÎ ºÒȼö¼Ò»ê¿¡ °üÇÑ Á¤º¸¸¦ ¿ä¾àÇÏ°íÀÚ ÇÕ´Ï´Ù.
*ÈÇиí: Hydrofluoric Acid ºÒȼö¼Ò»ê
*ÈÇнÄ: HF
*ºÐÀÚ·®: 20 g/g-mole CAS No. 7664-39-3
*¼ø¼ö°¡½º HF °¡½º ¹°¼º:
*¼ö¿ë¾× ¹°¼º
¹Ðµµ 1.15 g/cc
*ÈÇÐÀû ¼ºÁú:
1) ¹°¿¡ ¿ëÇصǾ °ÇÑ ¼ö¼Ò°áÇÕ¿¡ ÀÇÇØ ÀÌ¿ÂÈ°¡ ÀßÀϾÁö ¾Ê¾Æ ¾à»êÀ¸·Î ºÐ·ùµÇ³ª ÈÇÐÀû ¹ÝÀÀ¼ºÀº ¿°»ê, Ȳ»ê, Áú»êº¸´Ù °ÇÏ¿© ÈξÀ À§ÇèÇÏ´Ù.
2) ºÒȼö¼Ò»ê ³óµµ°¡ ³ô¾ÆÁö¸é »êµµ°¡ ±ÞÁõÇØ Áö´Âµ¥ ÀÌ´Â ´ÙÀ½°ú °°ÀÌ ÀÌ¿ÂÈ°¡ ÀϾ±â ¶§¹®ÀÌ´Ù.
¢ÁÀϹÝÀû ÀÌ¿ÂÈ: HF + H2O--> H3O+ F- ¢Á³óµµ°¡ ³ô¾ÆÁ® °»ê¼º ³ªÅ¸³¯ °æ¿ì: 2HF--->H+ + FHF-
3) À¯¸®¿Í ´ëºÎºÐÀÇ ±Ý¼ÓÀ» ³ìÀδÙ.
SiO2+ 4HF ---->SiF4 + 2H2O SiO2 + 6HF--->H2SiF6 + 2H2O
*°ø¾÷Àû Á¦Á¶¹æ¹ý
±¤¹°(Fluorite, Çü¼®) CaF2¸¦ 265¡É¿¡¼ Ȳ»ê°ú ¹ÝÀÀ½ÃÄÑ Á¦Á¶.
CaF2 + H2SO4 --> 2HF + CaSO4
Áú»êÁ¦Á¶½Ã ºÎ»ê¹°·Î »ý»êÇÏ´Â ¹æ¹ý
Apatite±¤¼®¿¡ ¹Ì·®(¼ö%) Fluoroapatite °¡ Æ÷ÇԵǾî Àִµ¥ »êó¸®Çϸé SO2, HF, µî°ú ºÒ¿ë¼º ÀÔÀÚµéÀÌ »ý¼ºµÈ´Ù. °íÇüºÐ ó¸®ÈÄ È²»ê ¹ß¿¬È²»ê ó¸®ÈÄ Dry HF°¡ »ý»êµÈ´Ù.
*°ø¾÷Àû ¿ëµµ
¢ÁOil Á¤Á¦½Ã Alkylation¿ë. °»ê¼º ÃË¸Å¿Í Isobutane¹ÝÀÀ½ÃÅ°¸é Propylene°ú Butylene »ý¼º. À̶§ HFÀ¯µµÃ˸Š»ç¿ë. À̶§ »ý»êµÈ ¹°ÁúµéÀÌ Catalyst°¡ Alkene°ú ¹ÝÀÀÇÏ¿© ¹ÝÀÀ¼ºÀÌ °ÇÑ Carbocations »ý¼º. ÀÌ ¹ÝÀÀ¼º °ÇÑ ¹°ÁúÀÌ IsobutaneÀ» Alkylation ½ÃÅ´. ¹ÝÀÀÀº 0~30µµ¿¡¼ ¹ÝÀÀ
Alkylation: Isobutaneà(°»êÃ˸Å)à Propylene+Butylene
Protonation: Catalyst + Alkylenes(Propylene, Butylene)àCarbocations »ý¼º(¹ÝÀÀ¼º ³ôÀ½)
Alklation: Carbocationsà IsobutaneÀ» Alkylation½ÃÅ´ Isobutane+Propyleneà2,4-Dimethylpentane(An Alkylate)
¢ÁºÒ¼Ò¼öÁö Á¦Á¶, ³Ã¸Å Á¦Á¶¿ë
¢ÁºÒ¼Ò¿° Á¦Á¶ (Al, Á¦Á¶¿ë NaAlF6, AlF3µî-Al¿ø·á)
¢Á¹ÝµµÃ¼ Á¦Á¶½Ã SiO2 ½Ä°¢¿ë À¯¸®ºÎ½Ä°¡°ø¿ë
¢Á±¤¹° ºÐ¼®, ¿ëÇØ¿ë Ư¼ö¿ëµµ
¢ÁÇÙ¿¬·á Á¦Á¶¿ë