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Patent Searching and Data


Title:
REFLECTIVE ARTICLES AND METHODS OF MAKING THE SAME
Document Type and Number:
WIPO Patent Application WO/2012/061211
Kind Code:
A3
Abstract:
Reflective articles and related methods of manufacture are provided. These articles include a metallic layer extending across a non-tacky base layer. The base layer includes either a block copolymer or random copolymer with at least two polymeric components, one of which has a glass transition temperature of at least 50 degrees Celsius and the other of which has a glass transition temperature no greater than 20 degrees Celsius. These articles provide excellent optical clarity, non-corrosiveness, ultraviolet light stability, and resistance to outdoor weathering conditions compared to conventional reflective films.

Inventors:
BHARTI, Vivek (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
KATARE, Rajesh K. (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
CLEAR, Susannah C. (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
IYER, Suresh (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
Application Number:
US2011/058209
Publication Date:
January 31, 2013
Filing Date:
October 28, 2011
Export Citation:
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Assignee:
3M INNOVATIVE PROPERTIES COMPANY (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
BHARTI, Vivek (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
KATARE, Rajesh K. (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
CLEAR, Susannah C. (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
IYER, Suresh (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
International Classes:
G02B5/08; B32B7/12; B32B15/20; B32B27/08; G02B17/04
Foreign References:
US20020187350A12002-12-12
EP0187491A11986-07-16
US20020051286A12002-05-02
US4666264A1987-05-19
US20100266801A12010-10-21
Attorney, Agent or Firm:
SOO, Philip P. et al. (3M Center, Office of Intellectual Property CounselPost Office Box 3342, Saint Paul Minnesota, 55133-3427, US)
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