isibhengezo_sekhasi

Isingeniso esifushane se-p-tert-butylphenol

I-P-tert-butyl phenol crystal emhlophe, evutha umlilo, enephunga elincane le-phenol.Iphoyinti elincibilikayo 98-101℃, indawo yokubilisa 236-238℃, 114℃ (1.33kPa), ukuminyana kwesihlobo 0.908 (80/4℃), inkomba ye-refractive 1.4787.Incibilika ku-acetone, benzene, methanol, inyibilika kancane emanzini.Ingahwamuka ngomhwamuko wamanzi.

Ukulungiswa kwe-p-tert-butylphenol 1. Ilungiswa kusuka ku-phenol ne-isobutene nge-cation exchange resin njenge-catalyst.2. Ilungiselelwe ukusabela kwe-phenol nge-disobutene.Ngaphezu kwe-tert-butylphenol, i-p-octylphenol nayo ikhiqizwa inqubo yokusabela.3. Umkhiqizo ophelile utholwe ngokusabela kwe-phenol ne-tert-butanol ngemva kokugeza, i-crystallization, ukuhlukaniswa kwe-centrifugal nokomisa.

Ukusetshenziswa kwe-p-tert-butyl phenol 1. Isetshenziswa ku-oil phenolic resin encibilikayo, kanye ne-formaldehyde condensation ingathola ukusetshenziswa okuhlukahlukene kwemikhiqizo.Ku-adhesive ye-chloroprene exutshwe u-10-15% womkhiqizo, ukuze uthole inhlaka encibilikayo, lolu hlobo lokunamathisela lusetshenziswa kakhulu kwezokuthutha, ukwakhiwa, ukwakhiwa kwezicathulo, njll. ukuphrinta, i-photogravure ethuthukisiwe nokunye.Ku-varnish ye-insulation, ingasetshenziswa ku-coil dip varnish kanye ne-laminate varnish.2. Isetshenziselwa ukukhiqizwa kwe-polycarbonate, njenge-ejenti yokuqeda i-phosgene polycarbonate, yengeza inani le-1-3% ye-resin.3. Isetshenziselwa i-epoxy resin, ukuguqulwa kwe-xylene resin;Njenge-polyvinyl chloride stabilizer, i-surfactant, i-UV absorber.4. Inezindawo zokulwa ne-antioxidant futhi ingasetshenziswa njenge-stabilizer yerabha, insipho, ama-hydrocarbon e-chlorinated kanye ne-nitrocellulose.Iphinde ibe yimpahla eluhlaza yesixosha izinambuzane (umuthi), i-acaricide acaride (isibulala-zinambuzane) kanye ne-ejenti yokuvikela izitshalo, iphunga elimnandi, i-synthetic resin, futhi ingasetshenziswa njengesithambisi, isinyibilikisi, udayi nesithasiselo sikapende.Ingasetshenziswa futhi njengesithako se-demulsifier endaweni kawoyela kanye nesengezo samafutha emoto.


Isikhathi sokuthumela: Feb-20-2023