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Westlake

Global petrochemicals and building products manufacturer

Technical Specialist / Chemist - Epoxy Resins & Formulations

Process EngineeringConfirmed live in the last 24 hours
Full-timeShanghai, ChinaNo salary listedIn-person

About the Job

Requirements

  • A PhD in Chemistry, Polymer Science, Materials Science, Chemical Engineering, or a closely related discipline, focused on thermosets, epoxies, or related polymer systems.
  • Education and/or research experience in a relevant field, such as polymer synthesis laboratories or formulation research groups.
  • Ability to design, execute, and communicate complex experimental work, demonstrated through publications, patents, or industrial projects.

Responsibilities

  • Design and conduct resin syntheses in laboratory reactors, applying understanding of reaction mechanisms, structure–property relationships, and thermoset chemistry.
  • Define and optimize reaction conditions, including raw material selection and ratios, catalysts, temperature profile, solvents, and fillers, to achieve targeted viscosity, solids content, reactivity, and mechanical or thermal performance.
  • Develop complete epoxy systems, including resins, curing agents, reactive diluents, fillers, and additives, balancing performance, processing, and stability requirements.
  • Prepare and cure representative test specimens or panels using relevant application methods and perform standard tests.
  • Translate customer questions into structured experimental programs with clear hypotheses, milestones, and deliverables.
  • Generate technical reports, presentations, and data packages to support Sales communications with global customers and partners.
  • Benchmark solutions against competitive systems and explain differentiated value using data and scientific understanding.
  • Support customer projects, including new application evaluations, product comparisons, and qualification trials.
  • Troubleshoot customer issues such as cleanliness or stability concerns, viscosity drift, defects, and off-spec performance.
  • Support internal quality or process deviations involving epoxy products.
  • Champion laboratory safety, experimental rigor, and documentation in compliance with Westlake HSE, QMS, and Management of Change requirements.
  • Ensure appropriate personal protective equipment and safe chemical handling, and support continuous improvement initiatives in laboratory safety and ergonomics.
  • Document methods, experiments, and results in line with QMS expectations, support audits, and contribute to method standardization across sites.
  • Collaborate with Sales, Marketing, and the Product Manager serving epoxy markets.
  • Work with R&D, Process Technology, Production, and Quality teams to support robust product introduction and stable manufacturing.

Desired Qualifications

  • Industrial experience in epoxy, thermoset, or coatings/formulation laboratories is advantageous.

About the Company

Westlake

Global petrochemicals and building products manufacturer

Westlake Corporation manufactures and supplies petrochemicals, polymers, and building products worldwide. Its two segments are Performance and Essential Materials (polyethylene, styrene, PVC) and Housing and Infrastructure Products (siding, trim, stone, roofing, windows, PVC pipe and fittings). It is vertically integrated, controlling the full process from raw materials to finished goods to cut costs, ensure quality, and maintain a steady supply. It serves distributors, fabricators, and contractors across North America, Europe, and Asia, aiming to be a reliable, integrated supplier for construction and infrastructure needs.

Company size
1,001-5,000
Company stage
IPO
Headquarters
Houston, TX
Founded
1986

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