HP550J inopihwa rezinesi naLyondell Basell'Spheripol tekinoroji. Raw material propylene inogadzirwa kuburikidza nePDH maitiro, uye sulfur yemukati yepropylene monomer yakaderera zvakanyanya. Chigadzirwa chacho chine hunhu hwekusimba kwepamusoro, kusimba kwakanyanya, yakanaka ductility, nyore kugadzirisa, kunhuhwirira kwakaderera uye zvichingodaro.