A paper that looks at how the earlier PTA production method involving a multi-stage process with pressure and atmospheric centrifuges and a re-slurry tank can be replaced with one stand-alone device – the rotary pressure filter (RPF).
LyondellBasell (Rotterdam, the Netherlands; www.lyondellbasell.com) announced that PetroChina will use the LyondellBasell Hostalen “Advanced Cascade Process” (Hostalen ACP) technology to produce 1,100,000 metric tons per year (m.t./yr) of high-density polyethylene (HDPE) capacity. Licensor selection has been done by China HuanQiu Contracting & Engineering Co., Ltd. (HQC), a wholly owned subsidiary of PetroChina.
The low-pressure slurry process technology will be used for a 300,000-m.t./yr high density polyethylene (HDPE) unit to be built in Korla City, Xinjiang Province, a 400,000-m.t./yr plant in Jieyang City, Guangdong Province and a 400,000-m.t./yr plant in Yulin City, Shaanxi Province in the P.R. China.
With these new capacity additions, LyondellBasell has licensed over 7,700,000-m.t./yr of benchmark multi-modal HDPE resins.
“LyondellBasell is pleased to further strengthen our long-standing relationship with PetroChina by licensing three new HDPE plants in China,” said Jim Seward, vice president technology business, sustainability at LyondellBasell. “PetroChina’s selection again confirms the trust customers have in our advanced polyolefins technology.”
Mr. Liu Jun, vice president of PetroChina Refining & Chemicals Company stated: “The market demands high-performance HDPE products and LyondellBasell’s multi-modal technology effectively meets these needs. Selecting LyondellBasell’s low-pressure slurry process for our petrochemical growth projects will enable us to produce high-quality products on a very sustainable, reliable and economical basis.“
Mr. Wang Zhuoyan, vice president of HQC stated: “The licensor has been selected through an international bidding process. We trust in LyondellBasell’s ability to deliver world-class technology and we believe that successful cooperation can bring sustainable, long-term economic benefits to the PetroChina companies.”
The PetroChina HDPE plants will commence operations using Avant Z 501 and Avant Z509-1 catalysts to produce a full range of multi-modal HDPE products.
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