Invention Application
- Patent Title: USE OF A TRANSPORT COATING TO APPLY A THIN COATED LAYER
- Patent Title (中): 使用运输涂层涂覆薄涂层
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Application No.: PCT/US2011061598Application Date: 2011-11-21
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Publication No.: WO2012071303A3Publication Date: 2012-09-27
- Inventor: DUDLEY WILLIAM R , KOLB WILLIAM BLAKE
- Applicant: 3M INNOVATIVE PROPERTIES CO , DUDLEY WILLIAM R , KOLB WILLIAM BLAKE
- Assignee: 3M INNOVATIVE PROPERTIES CO,DUDLEY WILLIAM R,KOLB WILLIAM BLAKE
- Current Assignee: 3M INNOVATIVE PROPERTIES CO,DUDLEY WILLIAM R,KOLB WILLIAM BLAKE
- Priority: US41688710 2010-11-24
- Main IPC: B05D1/38
- IPC: B05D1/38 ; B05D1/26 ; B05D1/28
Abstract:
It has now been determined that a first coating layer may be applied to a substrate by a first coating die in a much thinner layer than its rheological properties and/or surface properties would normally allow. This is accomplished by using a second coating fluid dispensed from a second coating die acting as a "dynamic liquid squeegee" to transport, spread, even, or meter the first coating layer on the substrate by varying a gap between the second coating die and the substrate.
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