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Polyurethane

  • Uruganda Igiciro Cyiza P-TOLUENESULFONYLISOCYANATE (PTSI) CAS 4083-64-1

    Uruganda Igiciro Cyiza P-TOLUENESULFONYLISOCYANATE (PTSI) CAS 4083-64-1

    P-TOLUENESULFONYLISOCYANATE (PTSI) ni isocyanate imwe ikora.P-TOLUENESULFONYLISOCYANATE (PTSI) ifite ibikorwa byinshi kandi irashobora kwitwara hamwe na diisocyanate isanzwe, nka TDI na HDI, hamwe namazi muri polyoli no mumashanyarazi.Carbamate yavuyemo ntabwo yongerera ubwiza bwa sisitemu.Ikibi nuko uburozi bwa oxazolidine nizindi dehydrants ari nini;P.Gukuraho 1g y'amazi mumashanyarazi, hafi 12g ya PTSI irasabwa mubyukuri, ariko umubare nyawo ugomba kuba hejuru yibi.

    CAS: 4083-64-1

  • Uruganda Igiciro Cyiza Dimethylbenzylamine (BDMA) CAS: 103-83-3

    Uruganda Igiciro Cyiza Dimethylbenzylamine (BDMA) CAS: 103-83-3

    Dimethylbenzylamine (BDMA) ni ibara ritagira ibara ryumuhondo ryoroshye kandi rifite impumuro nziza.Ubucucike buke ugereranije n'amazi kandi bugashonga gato mumazi.Flash flash hafi 140 ° F.Kubora uruhu, amaso hamwe na membrane.Uburozi buke mukurya, kwinjiza uruhu no guhumeka.Ikoreshwa mugukora ibimera hamwe nindi miti.

    CAS: 103-83-3

  • Uruganda Igiciro Cyiza KalisiyumuAlumina Cement CAS: 65997-16-2

    Uruganda Igiciro Cyiza KalisiyumuAlumina Cement CAS: 65997-16-2

    KalisiyumuAlumina Cement ni sima hamwe na calcium calcium cyangwa calcium aluminium nkibigize imyunyu ngugu.Ikozwe muri aluminiyumu karemano cyangwa alumina yinganda na calcium karubone (limestone) ukurikije igipimo runaka, ikorwa no gutwika cyangwa gushonga amashanyarazi.
    Ibigize hamwe nibyiciro: KalisiyumuAlumina Cement irashobora kugabanywamo calcium ya calcium ya calcium isanzwe ya aluminium (al2O3 53-72%, CAO 21-35%) hamwe na sima ya aluminiyumu yuzuye (al2O3 72-82%, CAO 19-23%) Ibyiciro bibiri.Isima isanzwe ya sima ya sima irashobora kugabanywa mubwoko buke -iron (FE2O3 <2%) n'ubwoko bwa gari ya moshi yihuta (Fe2O37-16%).Ubutaka -ubwoko bwa aluminium -ubwoko bwa calcium ya sima irashobora kugabanywa mubutaka bwa alum sima (Al2O353 ~ 56%, CAO 33-35%), sima ya aluminium -60 (al2O359% kugeza 61%, CAO 27-31%), na hasi -isima ya aluminiyumu ya sima (Al2O3 65-70%, CAO 21 kugeza 24%).Isima ya calcium ya aluminiyumu irashobora kugabanywamo ubwoko bubiri: Al2O3 72-78%) nubwoko bwa ultra -high aluminium (Al2O3 78-85%).Mubyongeyeho, hariho byihuse kandi bikomeye hakiri kare aluminium calcium ciment.

    CAS: 65997-16-2

  • Uruganda Igiciro Cyiza PVB (Polyvinyl Butyral Resin) CAS: 63148-65-2

    Uruganda Igiciro Cyiza PVB (Polyvinyl Butyral Resin) CAS: 63148-65-2

    Polyvinyl Butyral Resin (PVB) nigicuruzwa cyanduzwa n'inzoga za polyvinyl na butadhyde munsi ya catalitiki ya aside.Kuberako molekile ya PVB irimo amashami maremare, afite ubworoherane bwiza, ubushyuhe buke bwikirahure, imbaraga zirambuye hamwe nimbaraga zo kurwanya -impact.PVB ifite umucyo mwiza, gukemuka neza, no kurwanya urumuri rwiza, kurwanya amazi, kurwanya ubushyuhe, kurwanya ubukonje, no gukora firime.Harimo amatsinda akora ashobora gukora reaction zitandukanye nka acetylene-ishingiye kuri saponification reaction, vinegere ya hydroxyl, na acide sulfonique.Ifite cyane hamwe nikirahure, ibyuma (cyane cyane aluminium) nibindi bikoresho.Kubwibyo, yakoreshejwe cyane mubijyanye no gukora ibirahure byumutekano, ibifatika, impapuro zindabyo za ceramique, impapuro za aluminiyumu, ibikoresho byamashanyarazi, ibicuruzwa byongera ibirahure, ibikoresho byo kuvura imyenda, nibindi, kandi bihinduka ibikoresho byingirakamaro bya sintetike.
    PVB (Resin ya Polyvinyl Butyral) CAS : 63148-65-2
    Urukurikirane : PVB (Resin Polyvinyl Butyral Resin) 1A / PVB (Resin Polyvinyl Butyral Resin) 3A / PVB (Resin ya Polyvinyl Butyral) 6A

    URUBANZA: 63148-65-2

  • Uruganda Igiciro Cyiza Aniline CAS: 62-53-3

    Uruganda Igiciro Cyiza Aniline CAS: 62-53-3

    Aniline ni amine yoroheje ya aromatic, molekile ya benzene muri atome ya hydrogène ya amino itsinda ryibintu byakozwe, amavuta atagira ibara yaka umuriro, impumuro nziza.Ingingo yo gushonga ni -6.3 ℃, aho gutekera ni 184 ℃, ubucucike bugereranije ni 1.0217 (20/4 ℃), icyerekezo cyo kugabanya ni 1.5863, flash point (igikombe gifunguye) ni 70 ℃, aho gutwika bidatinze ni 770 ℃, kubora bishyuha kugeza kuri 370 ℃, gushonga gake mumazi, gushonga byoroshye muri Ethanol, ether, chloroform nibindi byangiza umubiri.Hindura ibara rya Chemical Book Book iyo ihuye numwuka cyangwa izuba.Kuboneka kumashanyarazi, gusibanganya kugirango wongeremo ifu ya zinc kugirango wirinde okiside.10 ~ 15ppm NaBH4 irashobora kongerwaho kuri aniline isukuye kugirango wirinde kwangirika kwa okiside.Umuti wa Aniline ni shingiro, kandi aside iroroshye gukora umunyu.Hydrogene atom kumatsinda yayo ya amino irashobora gusimburwa na hydrocarubone cyangwa itsinda rya acyl kugirango ikore aniline ya kabiri cyangwa iya gatatu na acyl aniline.Iyo reaction yo gusimbuza ikozwe, ibicuruzwa byegeranye na para-byasimbuwe byakozwe cyane cyane.Imyitwarire hamwe na nitrite itanga imyunyu ya diazo ivamo urukurikirane rwibikomoka kuri benzene hamwe nimbuto za azo.

    CAS: 62-53-3