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ibicuruzwa

Polybutadiene ya Epoxidized (EPB)

Ibisobanuro bigufi:

Izina ry'Ubutabire: Epoxidized Polybutadiene (EPB)

Kode: EPB

Icyitonderwa: Dushobora gukora ubushakashatsi no guteza imbere verisiyo nshya ya EPB hakurikijwe icyifuzo cyihariye cy'abakiriya bacu.


Ibisobanuro birambuye ku gicuruzwa

Ibirango by'ibicuruzwa

Ibisobanuro by'igicuruzwa

EPB ni itsinda rya epoxy ryinjiye mu muyoboro wa molekile wa PB, rifite ibyiza byo kudakora neza mu mavuta, kudasaza, gukorera mu mucyo mwiza, gukora neza mu bushyuhe buke, nibindi. Itsinda rya epoxy riri mu muyoboro wa molekile ni itsinda rikora neza, rishobora kuvurwa hakoreshejwe ubwoko butandukanye bwa isocyanate na epoxy curating agents.

Polymeri yavuwe ifite imiterere myiza y’umubiri n’iya chimique, imbaraga nziza zo gufatanya n’icyuma n’ibirahure n’ibindi bikoresho bitari ibyuma, imiterere myiza ya dielectric, umuvuduko muto wo gucika, ubukana bwinshi, ihamye kuri alkali n’ingano nyinshi, ibi bishobora kunoza cyane imiterere ya mekanike, imbaraga zo gufatanya n’ubushyuhe bw’ibikoresho bya polyurethane.

Amatsinda y’imibumbe yo mu bwoko bwa polar yongera ubushobozi bwo guhuza ibicuruzwa hakoreshejwe ibikoresho by’icyuma n’ibitari ibyuma; Ishobora gukoreshwa mu gufunga, gufunga, gusiga, gukaza epoxy resin, elastomer za polyurethane, nibindi.

Gupakira no Kubika

Ipakiye mu 50kg/ingoma, 170kg/ingoma, Igihe cyo kubika ni umwaka 1.

Amabwiriza y'umutekano:

Ububiko bugomba kuba ahantu hakonje, humutse kandi hahumeka umwuka. Uburyo bwiza ni hagati ya -20 ~ 38℃. Igihe cyo kubika ni amezi 12, niba kirangiye, kigomba gukoreshwa niba kijyanye n'igihe cyo kongera kugerageza. Iyo gutwara bigomba kwirinda imvura, izuba n'izuba. Ntukavange n'umuti ukomeye wo kugabanya ubushyuhe.

Ibisobanuro

Ikintu

NAPB-L

EPB-M

EPB-H

EPB-T

Uburemere bwa molekile

2000 - 4000

1700 - 2100

Umubare wa epoxide (mmol/g)

0.5 - 1.5

2.0 - 4.0

4.5 - 5.5

3.1 - 4.8

Ubushyuhe (40℃/104℉, Pa·s)

5.0

20

50

170-790(cyangwa25℃)

Ubushuhe, %

0.05


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