MQ and T-propyl siloxane resins compositions

US7803358B2 · kind B2 · utility

Assignee

• Dow Corning Corporation · US

Inventors

• Glenn Viaplana Gordan · Midland, US
• Randall Schmidt · Midland, US
• Lori Ann Stark-Kasley · Midland, US
• Gary Wieber · Midland, US

Key dates

• Filing date: Jan 20, 2005
• Grant date: Sep 28, 2010
• Expiry date: May 21, 2025

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G77/80
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Siloxane resin compositions obtained by mixing a MQ siloxane resin with a propyl silsesquioxane resin are disclosed. These siloxane resins are useful in a variety of personal, household, automotive and medical care applications, and in particular, as a resin additive in pigmented cosmetic formulations.