Disclosed is a sheet that comprises protrusions comprising a first portion extending from a base by a second portion where a second portion diameter is less than a first portion diameter. Also disclosed is a sheet that comprises a first portion and a second portion extending from a symmetry plane, where the protrusions repeat across a length of the sheet along the symmetry plane where the first portion has a first portion diameter and the second portion has a second portion diameter and where the second portion diameter is less than the first portion diameter. A sheet comprising a plurality of cavities across a width of the sheet where each cavity extends the length of the sheet and the cavity has an opening diameter that is smaller than a body diameter is also disclosed.

Title
Sheet, an article, and a method of making a sheet
Application Number
12/263719
Publication Number
20100112289
Application Date
November 3, 2008
Publication Date
May 6, 2010
Inventor
Frans Adriaansen
Chinniah Thiagarajan
Agent
Cantor Colburn
CT, US
Assignee
Sabic Innovative Plastics Ip
IPC
B32B 03/28
B32B 03/00
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