Disclosed herein are multiwall panels comprising micro-scale surface features and methods of making the same. In one embodiment, a multiwall panel is disclosed. The multiwall panel comprises, a top sheet, a bottom sheet, a rib disposed between and connected to the top sheet and the bottom sheet, and a micro-scale surface feature disposed on a surface of the multiwall panel, wherein the micro-scale surface feature comprises a width measured at a base of the surface feature, wherein the width is about 30 micrometers to about 3 millimeters. In another embodiment, a process of forming multiwall panels is disclosed. In yet another embodiment, a naturally lit structure is disclosed.

Title
Polymer panels and methods of making the same
Application Number
11/403590
Publication Number
20070251166
Application Date
April 13, 2006
Publication Date
November 1, 2007
Inventor
Ganesh Chandan Gangadharan
Jyotiba Baburao Suryawanshi
Frans Adriaansen
Chinniah Thiagarajan
Agent
Cantor Colburn
CT, US
IPC
E04F 15/00
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