(1). Polyols
3°³ ÀÌ»óÀÇ È÷µå·Ï½Ã±â¸¦ Æ÷ÇÔÇÏ´Â Æú¸®¿Ã »ç¿ë
(2). Polyisocyanates
3°³ ÀÌ»óÀÇ ¾ÆÀ̼һçÀ̾Ƴ×ÀÌÆ® ±â¸¦ Æ÷ÇÔÇÏ´Â Æú¸®¾ÆÀ̼һçÀ̾Ƴ×ÀÌÆ® »ç¿ë
(3). Excess diisocyanates
(a) reaction with urethane group (allophanate)
¾ÆÀ̼һçÀ̾Ƴ×ÀÌÆ®¿Í urethane °úÀÇ ¹ÝÀÀ ÂüÁ¶ (5.3.2. - (1))
(b) reaction with substituted ureas (biuret)
¾ÆÀ̼һçÀ̾Ƴ×ÀÌÆ®¿Í urea ¿ÍÀÇ ¹ÝÀÀ ÂüÁ¶ (5.3.2. - (4))
´ÙÀ½ ÀÌÀü ÆäÀÌÁö
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