Sisitemu ya polyurethane PU (ivanze polyether, isocynate) imbeho ikiza cyane kwihanganira ifuro ivanze na polyol

Ibisobanuro bigufi:

Izina ryimiti: Ibikoresho bya Polyurethane

Ibigize:

kuvanga polyether, isocynate

Ohereza imeri kuri twe

Ibicuruzwa birambuye

Ibicuruzwa

Ibisobanuro ku bicuruzwa

Ibigize: bivanze hamwe

B bigize: isocynate

Imikorere

Ingingo	Ibigize Uruvange rwinshi	B ibice(Sisitemu ya TM)	Ibigize(Sisitemu ya MDI)
Kugaragara	Amata yera yumuti	Amazi yumuhondo	Umuhondo wijimye
Ubucucike, g / cm3	1.05 ± 0.1	1.22 ± 0.2	1.22 ± 0.2
Ubusabane (25 ℃), mPa · s	1000 ± 200	50 ± 20	200 ± 20

Gusaba

Byakoreshejwe cyane mumadirishya, ibirahuri bifunga idirishya rifunga imodoka, ibinyabiziga, ibinyabiziga, mugihe kumodoka cyangwa bisi ya bisi, intebe ikoresha ibi bikoresho ifite imikorere myiza yimikorere myiza, umusaruro mwinshi, kandi utangiza ibidukikije nibindi .... .

Amakuru menshi

Ingingo	Sisitemu ya TM	Sisitemu ya MDI
Temp temp., ℃	20-25	20-25
Mounld temp., ℃	55-65	60-70
Amata yera igihe, s	8-17	8-17
Igihe cya Gel, s	60-120	80-120
Igihe ntarengwa, s	180-300	240-360
Igisubizo: B.	100: 40-50	100: 50-60