Published : 2022-09-18

Linear low-density polyethylene

Abstract

The review concerns one of the polyethylene grades: linear low-density polyethylene (PE-LLD), being a copolymer of polyethylene with small amount (a few per cent) of higher 1-olefin, obtained in co-ordination polymerization with organometallic catalytic systems. The effect of the type of catalyst, especially modern metallocene systems, on the activity in the copolymerization and effectiveness of 1-olefin comonomer introduction to the polyethylene chain, has been discussed. Industrial methods of PE-LLD manufacturing, and the product characteristic against a background of known PE-LD and PE-HD polyethylene grades have been presented. The effect of PE-LLD chemical structure on its basic physicochemical properties has been also discussed as well as the methods of PE-LLD processing and the trends of its application.


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Czaja, K., & Białek, M. (2022). Linear low-density polyethylene. Polimery, 47(10), 685-693. Retrieved from https://ichp.vot.pl/index.php/p/article/view/2016