Sisitimu yezvinhu zvePolyurethane PU (polyether yakasanganiswa, isocynate) inoporesa kutonhora kwakanyanya kusimba furo yakasanganiswa polyol Mufananidzo Wakafarirwa

Sisitimu yezvinhu zvePolyurethane PU (polyether yakasanganiswa, isocynate) inoporesa kutonhora kwakanyanya uye inotsungirira furo yakasanganiswa polyol

Tsananguro pfupi:

Zita reKemikari: Zvikamu zvePU zvePolyurethane

Zvikamu:

polyether yakasanganiswa, isocynate

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Ruzivo rweChigadzirwa

Matagi eChigadzirwa

Tsananguro yeChigadzirwa

Chikamu: polyether yakasanganiswa

Chikamu cheB: isocynate

Kushanda

Chinhu	Chikamu Polyether Yakasanganiswa	Chikamu cheB(sisitimu yeTM)	Chikamu cheB(Sisitimu yeMDI)
Chitarisiko	Mvura inonamira yemukaka chena	Mvura yebrown yero	Mvura yebrown yero
Kuwanda kwevanhu, g/cm3	1.05±0.1	1.22±0.2	1.22±0.2
Kusviba (25℃), mPa·s	1000±200	50±20	200±20

Kushandiswa

Chinoshandiswa zvakanyanya pamota, hwindo, girazi, mota, nepo chigaro chemota kana bhazi chine furo, chigaro chinoshandisa zvinhu izvi chine simba rakanaka, chinobereka zvakanaka, chinobereka zvakawanda, uye chinochengetedza nharaunda nezvimwewo.....

Ruzivo rwekupupuma

Chinhu	Sisitimu yeTM	Sisitimu yeMDI
Kupisa kwezvinhu, ℃	20 - 25	20 - 25
Kupisa kwegomo, ℃	55 - 65	60 - 70
Nguva chena yemukaka, s	8 - 17	8 - 17
Nguva yegel, s	60 - 120	80 - 120
Nguva yekuburitsa, s	180 - 300	240 - 360
Chiyero cheA: B	100 : 40-50	100 : 50-60