Any time you need chemical engineering information or are starting research on a chemical engineering topic, check the Kirk-Othmer Encyclopedia of Chemical Technology. It has extensive articles on just about everything related to chemical engineering. If you need quick look up information (facts, figures, data, formulas) or a brief overview of a chemical engineering topic, look in Perry's Chemical Engineer's Handook.
We also have a guide for Materials Engineering. It includes more information for finding materials data and properties as well as addtional resources for materials engineering research.