Kuyambira zaka 10 zapitazo, mzere wachikale wa thumba la pulasitiki wopanga makina opangira makina amawonedwa ngati bizinesi yolowera dzuwa pamaso pa anthu ambiri, ndipo watha ngakhale m'misika ina yotukuka.Pafupifupi mafakitole onse omwe akugwira nawo ntchitoyi akukumana ndi kusintha kwa b ...
Kodi magolovesi a TPE opangidwa ndi magolovesi a TPE ndi chiyani amapangidwa ndi ma thermoplastic elastomers, omwe amatha kupangidwa kangapo akatenthedwa.Thermoplastic elastomer imakhalanso ndi mphamvu yofanana ndi mphira.Opanga m'mafakitale amayika ma elastomer a thermoplastic ngati ma resin "apadera" apulasitiki amitundu iwiri ...
Zida zosiyanasiyana, PE: polyethylene, PP: polypropylene PP ndi pulasitiki yotambasula ya polypropylene, yomwe ndi mtundu wa thermoplastic.Matumba a PP kwenikweni ndi matumba apulasitiki.Makhalidwe a matumba a PP ndi opanda poizoni komanso opanda kukoma.Pamwamba pa thumba PP ndi yosalala ndi mandala, ndipo ambiri ife ...
Zovala zamagalimoto zimakhala ndi nsalu yamvula yapulasitiki (PE), nsalu zoyalira mpeni wa PVC ndi chinsalu cha thonje.Pakati pawo, nsalu zamvula zapulasitiki zakhala zikukwezedwa kwambiri m'magalimoto chifukwa cha ubwino wake wa kupepuka, kutsika mtengo, ndi kukongola, ndipo wakhala nsaru yoyamba kwa madalaivala kapena eni magalimoto.Pulasitiki ya...
Kuyambira kupangidwa kwa pulasitiki chakumapeto kwa zaka za m'ma 1900 mpaka kukhazikitsidwa kwa Tupperware® m'zaka za m'ma 1940 mpaka kuzinthu zaposachedwa kwambiri pakupanga ma ketchup osavuta kuthira, pulasitiki yatenga gawo lofunika kwambiri pakuyika mayankho anzeru, kuthandiza ...
Ngakhale kuti msika wapakhomo wa PE sunayambe kutsika kwambiri mu April, monga momwe tawonetsera pa tebulo, kuchepa kwake kumakhala kofunikira.Mwachiwonekere, ulendo wooneka ngati wofooka ndi wachipwirikiti ndi wovutitsa kwambiri.Chidaliro ndi kuleza mtima kwa amalonda zikuchepa pang'onopang'ono.Pali zotsutsana ...
