The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 30, 2002
Filed:
Jan. 19, 2001
Applicant:
Inventors:
Assignee:
Mitsui Chemicals, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 2/300 ; C08L 2/304 ;
U.S. Cl.
CPC ...
C08L 2/300 ; C08L 2/304 ;
Abstract
The polyethylene film of the present invention is excellent in tear resistance, impact resistance and transparency. The film of the invention is a polyethylene film suitable for packaging formed from a resin composition comprising a low-density polyethylene (A) having specific ranges of the density, melt flow rate and molecular weight distribution(Mw/Mn), and having (i) a thickness of 10 to 30 &mgr;m, (ii) Elmendorf tear strength of at least 20 kg/cm in the longitudinal direction, (iii) dart impact strength of at least 50 g, and (iv) HAZE value of not greater than 8%.