Company Filing History:
Years Active: 2010-2020
Title: Rita Majewski: Innovator in Polypropylene Technology
Introduction
Rita Majewski is a notable inventor based in Pittsburgh, PA, recognized for her contributions to the field of polypropylene technology. With a total of two patents to her name, she has made significant advancements in the production and properties of polypropylene materials.
Latest Patents
One of her latest patents is for "Polypropylene impact copolymers with low haze." This invention provides an in-reactor solution that avoids costly blending and the use of metallocene elastomers. The inventive Ziegler-Natta polypropylene composition includes additional components that may improve properties relative to metallocene-catalyzed elastomers. This invention results in a clear impact polypropylene composition made in-reactor with a Ziegler-Natta catalyst, suitable for a wide range of processes. Unlike other clear impact copolymers, it does not rely on high-shear processes or compounding with elastomers. The invention utilizes conventional polypropylene reactor technology to produce these compositions.
Another significant patent is for a "Random copolymer with enhanced ethylene content." This polypropylene resin is useful for the production of biaxially oriented polypropylene (BOPP) film. The polymer is a blend of high crystalline polypropylene homopolymer and a high ethylene/propylene random copolymer (RCP). The invention also provides a method for preparing the novel resin, as well as a novel BOPP film comprising the resin.
Career Highlights
Rita has worked with prominent companies in the chemical industry, including Sunoco Chemicals, Inc. and Braskem America, Inc. Her experience in these organizations has contributed to her expertise in polymer technology and innovation.
Collaborations
Throughout her career, Rita has collaborated with talented individuals such as Aaron Seung-Joon Rhee and Kimberly Miller McLoughlin. These collaborations have likely enriched her work and led to further advancements in her field.
Conclusion
Rita Majewski's innovative work in polypropylene technology has led to significant advancements in the industry. Her patents reflect her commitment to improving material properties and production processes. Her contributions continue to influence the field of polymer science.
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