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.

Date of Patent:
Apr. 13, 2021

Filed:

Aug. 31, 2017
Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Hyun Sup Lee, Daejeon, KR;

Ki Soo Lee, Daejeon, KR;

Sang Jin Jeon, Daejeon, KR;

Sang Eun An, Daejeon, KR;

Myung Han Lee, Daejeon, KR;

Hee Kwang Park, Daejeon, KR;

Sang Eun Kim, Daejeon, KR;

Sang Hoon Lee, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N 11/00 (2006.01); G01N 11/14 (2006.01); B29C 49/78 (2006.01); D01D 5/098 (2006.01);
U.S. Cl.
CPC ...
G01N 11/00 (2013.01); B29C 49/78 (2013.01); G01N 11/14 (2013.01); D01D 5/0985 (2013.01); D10B 2321/022 (2013.01); G01N 2011/004 (2013.01); G01N 2011/0033 (2013.01);
Abstract

The present invention relates to a method for predicting the break-up possibility of a synthetic resin filament in a melt blowing process from the rheological properties of the synthetic resin. According to the present invention, a method that is capable of predicting the break-up possibility of the synthetic resin filament in the melt blowing process for preparing a filament using the synthetic resin in advance, through the measurement of the rheological properties of the synthetic resin, is provided.


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