Parizvino, inonyanya kushandiswa plasticizer doro ndeye 2-propylheptanol (2-PH) uye zvivinyl doro (INA), inonyanya kushandiswa mukugadzirwa kwechizvarwa chinotevera. Esters akagadzirwa kubva kudoro rakakwirira senge 2-PH uye INA inopa kuchengetedzeka kwakanyanya uye hushamwari kwezvakatipoteredza.
2-PH inopindirana nephthalic anhydride kuita di(2-propylheptyl) phthalate (DPHP). Zvigadzirwa zvePVC zvakaiswa plastiki neDPHP zvinoratidzira zvemhando yepamusoro zvemagetsi, kuramba mamiriro ekunze, kuderera kwakaderera, uye kuderera kwemakemikari-makemikari zvinhu, zvichiita kuti zvishande zvakanyanya mumatambo, midziyo yemumba, mafirimu ezvikamu zvemotokari, uye mapurasitiki epasi. Pamusoro pezvo, 2-PH inogona kushandiswa kugadzira yakakwirira-inoshanda general-chinangwa nonionic surfactants. Muna 2012, BASF neSinopec Yangzi Petrochemical vakabatana vakapa 80,000-ton-per-gore 2-PH nzvimbo yekugadzira, yekutanga yeChina 2-PH chirimwa. Muna 2014, Shenhua Baotou Coal Chemical Company yakatanga 60,000-ton-per-gore 2-PH yekugadzira unit, yekutanga kuChina-based 2-PH chirongwa. Parizvino, makambani akati wandei ane marasha-ku-olefin mapurojekiti ari kuronga 2-PH zvivakwa, zvinosanganisira Yanchang Petroleum (80,000 matani / gore), China Coal Shaanxi Yulin (60,000 matani / gore), uye Inner Mongolia Daxin (72,700 matani / gore).
INA inonyanya kushandiswa kugadzira diisonyl phthalate (DINP), yakakosha general-chinangwa plasticizer. Sangano reInternational Council of Toy Industries rakaona DINP isiri ngozi kuvana, uye kudiwa kwayo kuri kuramba kuchikura mumakore achangopfuura kwakakurudzira kushandiswa kweINA. DINP inoshandiswa zvakanyanya mumotokari, tambo, pasi, kuvaka, uye mamwe maindasitiri. Muna Gumiguru 2015, mubatanidzwa we50:50 pakati peSinopec neBASF wakatanga zviri pamutemo kugadzirwa pa180,000-ton-per-gore INA chirimwa muMaoming, Guangdong-iyo chete INA yekugadzira nzvimbo muChina. Kushandiswa kwemumba kunomira kunosvika mazana matatu ezviuru zvematani, zvichisiya gap rekupa. Pamberi pechirongwa ichi, China yaivimba zvachose nekutenga kunze kwenyika kweINA, ne286,000 matani akaunzwa kunze kwenyika muna 2016.
Zvose 2-PH uye INA zvinogadzirwa nekuita butenes kubva kuC4 hova dzine syngas (H₂ uye CO). Maitiro acho anoshandisa anoremekedzeka simbi yakaoma catalysts, uye synthesis uye kusarudza kweaya macatalyst anoramba akakosha mabhodhoro mudzimba 2-PH uye INA kugadzirwa. Mumakore achangopfuura, akati wandei maChinese masangano ekutsvagisa akafambira mberi muINA yekugadzira tekinoroji uye kusimudzira kwekusimudzira. Semuyenzaniso, Tsinghua University's C1 Chemistry Laboratory yakashandisa octenes yakasanganiswa kubva kubutene oligomerization se feedstock uye rhodium catalyst ine triphenylphosphine oxide se ligand, kuwana 90% goho rechivinanal, ichipa hwaro hwakasimba hwekukwira kwemaindasitiri.
Nguva yekutumira: Jul-14-2025