Japan, Sept. 16 -- SUMITOMO CHEMICAL CO LTD has got intellectual property rights for 'POLYETHYLENE RESIN COMPOSITION, FILM, AND AGRICULTURAL MULCH FILM.' Other related details are as follows:
Application Number: JP,2022-148955
Category (FI): C08L23/06
Stage: PROBLEM TO BE SOLVED: To provide a polyethylene resin composition that enables the continuous production of thin films while reducing environmental impact, and to provide a film and an agricultural mulch film.SOLUTION: A polyethylene resin composition according to the present invention comprises the following component (A) and component (B). Component (A): high-pressure low-density polyethylene derived from fossil fuels, fulfilling all of requirements (a1), (a2), and (a3): (a1) a melt mass flow rate (190degC, 2.16 kg) of 0.01-50 g/10 min, (a2) a density of 900-935 kg/m3, and (a3) a molecular weight distribution (Mw/Mn) of 2-5, and component (B): high-pressure low-density polyethylene derived from biomass, fulfilling all of requirements (b1), (b2) and (b3): (b1) a melt mass flow rate (190degC, 2.16 kg) of 0.1-10 g/10 min, (b2) a density of 900-935 kg/m3, and (b3) the ratio of MFR21.6/MFR2.16 of 40 or more.SELECTED DRAWING: None (Grant)
Filing Date: Sept. 20, 2022
Publication Date: April 2, 2024
The original document can be viewed at: https://www.j-platpat.inpit.go.jp/p0100
Disclaimer: Curated by HT Syndication.
