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:
Nov. 05, 2024

Filed:

Mar. 15, 2019
Applicant:

Dow Global Technologies Llc, Midland, MI (US);

Inventors:

Russell T. Cooper, Freeport, TX (US);

Kumar N. Sanketh, Freeport, TX (US);

Yi Fan, Midland, MI (US);

Matthew Bishop, Midland, MI (US);

Craig F. Gorin, Midland, MI (US);

Daniel L Dermody, Midland, MI (US);

Assignee:

Dow Global Technologies LLC, Midland, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 41/00 (2006.01); B29C 41/06 (2006.01); C08L 23/08 (2006.01); B29K 23/00 (2006.01); B29K 105/00 (2006.01);
U.S. Cl.
CPC ...
B29C 41/003 (2013.01); B29C 41/06 (2013.01); C08L 23/0815 (2013.01); B29K 2023/08 (2013.01); B29K 2105/251 (2013.01); C08L 2205/025 (2013.01);
Abstract

The present disclosure provides a process. The process includes providing a blend containing (A) a first powder including (i) a polyolefin having a density from 0.860 g/cc to 0.910 g/cc, and a melt index from 1.5 g/10 min to 1,000 g/10 min; (ii) from 1 wt % to 15 wt % of a dispersant selected from an acrylic dispersant, a poloxamer, and combinations thereof; and (iii) optionally, a polyolefin wax, the first powder having a mean volume average particle size from 1 μm to 300 μm; and (B) a second powder including an ethylene/α-olefin copolymer having (i) a density from 0.920 g/cc to 0.955 g/cc; and (ii) a melt index from 1.0 g/10 min to 15 g/10 min, the second powder having a mean volume average particle size from 325 μm to 4,000 μm; and rotational molding the blend to form a rotational molded article.


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