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Title:
A manufacturing method of the layer which carried out partial hardening at least
Document Type and Number:
Japanese Patent JP6122010
Kind Code:
B2
Abstract:
Methods for producing an at least partially cured layer by applying a layer including a (meth)acrylate-functional siloxane to a surface of a substrate, and irradiating the layer in a substantially inert atmosphere with a short wavelength polychromatic ultraviolet light source having a peak intensity at a wavelength of from about 160 nanometers to about 240 nanometers to at least partially cure the layer. Optionally, the layer is at a curing temperature greater than 25° C. In some embodiments, the layer has a thickness of about 0.1 micrometers to about 1 micrometer. In certain embodiments, the layer is substantially free of a photoinitiator and/or an organic solvent. In some particular embodiments, irradiating the layer with a short wavelength polychromatic ultraviolet light source takes place in an inert atmosphere including no greater than 50 ppm oxygen. The substantially cured layer may be a release layer or a low adhesion backsize (LAB).

Inventors:
Robin E. Wright
Margaux Bee. Mitera
Richard El. Walter
Jay Shree Seth
Janet A. Benne
Application Number:
JP2014528445A
Publication Date:
April 26, 2017
Filing Date:
August 21, 2012
Export Citation:
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Assignee:
3M INNOVATIVE PROPERTIES COMPANY
International Classes:
C09D183/07; B32B27/16; B32B27/30; C08F290/06; C08F299/08; C09D4/02; C09D7/12; C09D183/04; C09D183/05; C09D183/06
Domestic Patent References:
JP2009511238A
JP2000508963A
JP2002517569A
JP5230436A
JP49058153A
JP2001279175A
JP49103988A
JP9509198A
JP2011143551A
Foreign References:
US5891530
US20010016640
US4348454
Attorney, Agent or Firm:
Atsushi Aoki
Takashi Ishida
Tetsuji Koga
Satoshi Deno
Atsushi Ebiya
Masatoshi Takahashi
Naori Kota