Kimyoviy jarayonlar
a) Pereeterefikatsiya bosqichi:
CH
2
OCOR
CH
2
OH CH
2
OH
CHOCOR + R´COOH + C 240-250ºC
kanifol
CH
2
OH CH
2
OH
katalizator
CH
2
OCOR
pentaeritrit
Moy
CH
2
OH
CH
2
OH CH
2
OCOR CH
2
OCOR CH
2
OH
CH
2
OCOR
CHOCOR + C + C
CH
2
OH CH
2
OCOR CH
2
OH CH
2
OH
CH
2
OH
b) Polieterefikatsiya bosqichi:
18
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