Ulwazi

Ukukhiqiza i-Petroleum Resin

2022-10-26

Yize ama-petroleum resins ehlukaniswe abe izinhlobo ezine, i-Petroleum Resin izindlela zokukhiqiza zicishe zifane. Ngaphandle kwamanye ama-DCPD resins akhiqizwa i-polymerization eshisayo, i-Petroleum Resin enye yonke isetshenziswa yi-cationic polymerization. Ama-catalyst ajwayelekile kwesinye isikhathi anezelwa nge-accelerator encane. Isici se-cationic polymerization izinga lokusabela. Ngokushesha, i-Petroleum Resin i-catalyst kulula ukunqamula ukusabela ngenxa yezinto ezinjengokungcola noma ukwakheka kwamangqamuzana endaweni eluhlaza, ngakho-ke ingenziwa i-polymerized ibe i-polymer enesisindo samangqamuzana angama-500 kuya ku-2,000, i-Petroleum Resin ethuthukisa ukwanda kwe-viscosity. umphumela.

Kunezinyathelo ezimbalwa ezibalulekile ohlelweni lokukhetha i-petroleum resin-ukwelashwa kanye nokwelashwa kwangaphambili kwamafutha aluhlaza, i-Petroleum Resin polymerization yezinto zokusetshenziswa ezicutshungulwayo, ukungathathi hlangothi kanye nokuhlukaniswa kwe-resin. Phakathi kwazo, ukwelashwa kwangaphambili kwe-Petroleum Resin kubaluleke kakhulu, ukuze kususwe izinto ezimbi kusengaphambili Khetha okuphakelayo okunezingoma ezihlukene ukuze ulungise izakhiwo ze-petroleum resin; I-petroleum Resin noma ukushisisa ukuze wenze ukusabela. Imingcele yokusabela eyinhloko kule nqubo ingqikithi noma isihlobo sokuhlangana kokuphakelayo, i-Petroleum Resin uhlobo lwe-catalyst nokugxila kwayo, kanye nezinga lokushisa. Izinto ezingenhla kumele zilawulwe ngokucophelela Ukuze ube nesivuno esihle,Isisindo se-petroleum Resin ye-molecular kanye nokusabalalisa isisindo samangqamuzana.

Indlela ye-polymerization ingahlukaniswa ngohlobo lwe-batch, uhlobo oluqhubekayo lwe-Petroleum Resin, kanye nohlobo oluqhubekayo lwezinyathelo eziningi. Phakathi kwazo, ukuhlaziywa kwesisindo samangqamuzana okusabela kwe-batch kubanzi, i-Petroleum Resin kanye nohlobo oluqhubekayo lwezinyathelo eziningi lunomkhiqizo ophezulu kanye nokusabalalisa kwesisindo samangqamuzana amancane. Izinto zokusetshenziswa zakhiwe ngenqubo ye-petroleum resin Kuyingxenye ebaluleke kakhulu. Ngokulungisa uwoyela ophakelayo wezingxenyana ezihlukene, i-Petroleum Resin isakhiwo samangqamuzana nokubukeka kwezakhiwo zomkhiqizo oqediwe kungalungiswa. Isibonelo, i-Petroleum Resin C5 ne-C9 yenziwe nge-copolymerized noma amanye ama-monomers ahlanzekile engezwa njengendlela yokuguqulwa, ngaphezu kokulungisa i-petroleum resin Ukuze uthole inani le-polarity noma le-asidi yomkhiqizo oqediwe, i-Petroleum Resin chemical compositions njenge-maleic anhydride (MA), i-phenol ne-rosin nakho kungangezwa ezintweni ezingavuthiwe, i-Petroleum Resin noma i-petroleum resin ingaxhunyelelwa ngama-acid radicals ngokuxhunyelelwa ifomula.

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