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. 24, 2007
Filed:
Dec. 17, 2004
Nathan K. Hagen, Austin, TX (US);
David R. Hague, Austin, TX (US);
Chad D. Mistele, Alexandria, MN (US);
Mark E. Napierala, St. Paul, MN (US);
Mario A. Perez, Burnsville, MN (US);
Bhaskar V. Velamakanni, Woodbury, MN (US);
James K. Young, Austin, TX (US);
Nathan K. Hagen, Austin, TX (US);
David R. Hague, Austin, TX (US);
Chad D. Mistele, Alexandria, MN (US);
Mark E. Napierala, St. Paul, MN (US);
Mario A. Perez, Burnsville, MN (US);
Bhaskar V. Velamakanni, Woodbury, MN (US);
James K. Young, Austin, TX (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
The present invention relates to a filler material useful for communication cables, such as electrical cables and optical cables. In one embodiment, (a) from about 50 to 95 percent by weight mineral oil; (b) less than about 10 percent by weight block copolymer selected from the group consisting of styrene-ethylene/butylene, styrene-ethylene/propylene, styrene-butadiene-styrene, styrene-isoprene-styrene, styrene-ethylene/butylene-styrene, styrene-ethylene/propylene-styrene, and combinations thereof; (c) less than about 35 percent by weight petroleum wax; (d) less than about 20 percent by weight hollow glass microspheres; and (e) less than about 10 percent by weight thixotropic agent selected from the group consisting of clay, colloidal metal oxide, fumed metal oxide, and combinations thereof.