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Role Overview

The Batch Reactor Operator is responsible for conducting batch reactor polymerization and performing polymer analytical testing on catalyst samples submitted to the Catalyst Advanced Research Lab. The goal is to deliver high-quality research data to support the Univation-PE Catalysis Research Business.

Key Responsibilities

+ **Batch Reactor Operations:** Operate two 2-liter batch polymerization reactors under specified conditions to evaluate new research catalysts; complete six reactor runs per 12-hour shift.

+ **Instrumentation & Process Control:** Input and adjust reactor settings via the process computer according to reaction recipes.

+ **Sample Handling:** Use a nitrogen glovebox for safe storage and handling of air- and moisture-sensitive catalyst samples and chemicals.

+ **Troubleshooting:** Identify and resolve process issues to ensure optimal reactor performance; consult with lab coordinator as needed.

+ **Documentation:** Accurately record reaction data and final run values in Excel spreadsheets.

+ **Precision Measurement:** Weigh catalyst and reactant samples to 0.1 mg using analytical balances and measure to 10 microliters using syringes.

+ **Safety Compliance:** Complete daily process safety checklists and ensure adherence to RCRA waste packaging and disposal regulations.

+ **Polymer Sample Processing:** Wash, prepare, and dry polymer samples; judge quality by appearance.

+ **Polymer Analysis:** Perform bulk density measurements (ASTM Bulk Density Apparatus), additive weighing/mixing, and Melt Flow Index testing using six Tinius Olsen Melt Flow Indexers. Recognize and address sample impurities before testing.

+ **Particle Sizing:** Conduct Malvern dry/wet method and Gradex polymer particle sizing analyses.

+ **Equipment Maintenance:** Conduct routine maintenance for laboratory equipment, including presses, melt indexers, and blenders.

+ **Sample Preparation:** Retrieve and prepare samples for advanced analytical tests such as DSC, GPC, Butyl Branch Frequency, and iCCD.

+ **Collaboration:** Provide re-testing and sample add-ons for research campaigns as requested by chemists and engineers.

+ **Polymer Plaque Creation:** Utilize hydraulic compression molding for density measurement.

Skills & Qualifications

+ **Technical Competence:** Mechanical aptitude; troubleshooting and critical thinking skills; strong attention to detail.

+ **Computer Literacy:** Proficient in Excel, Word, and laboratory software systems.

+ **Mathematical Ability:** Able to perform solution dilutions, unit conversions, and molar ratio calculations.

+ **Chemical Safety:** Demonstrated knowledge and safe handling practices of flammable and pyrophoric materials, including maintaining reagent integrity.

+ **Research Skills:** Ability to research and interpret chemical properties (boiling point, flash point, molecular weight, etc.).

+ **Communication:** Strong verbal and written skills, capable of interacting across all levels of the lab team.

+ **Accountability:** Responsible for the quality and accuracy of generated data.

+ **Physical Requirements:** Capable of heavy lifting up to 50 lbs.; must adhere to PPE requirements.

Minimum Requirements:

+ Associate’s degree in a technical field

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