-1 polyethylene terephthalate Polymers 0.000 description 18.NIXOWILDQLNWCW-UHFFFAOYSA-M acrylate Chemical compound C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 22.ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 30.125000001183 hydrocarbyl group Chemical group 0.000 claims 1.239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 2.125000002947 alkylene group Chemical group 0.000 claims description 3.
125000004435 hydrogen atoms Chemical group * 0.000 claims description 4.150000001252 acrylic acid derivatives Chemical class 0.000 claims description 7.239000004925 Acrylic resin Substances 0.000 claims description 24.239000011342 resin composition Substances 0.000 claims description 43.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority claimed from JP1047699 external-priority Application filed by Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd Publication of EP2309339A1 publication Critical patent/EP2309339A1/en Application granted granted Critical Publication of EP2309339B1 publication Critical patent/EP2309339B1/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Original Assignee Dai Nippon Printing Co Ltd Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
( en Inventor Satoshi Shioda Mikiko Hojo Hiroyuki Otaki Kenji Ueda Tetsuya Toshine Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number EP10010585.7A Other languages German ( de)
#Diffraction grating sheet pdf#
Google Patents Relief hologram or diffraction grating sheet and forgery-preventing sheet comprising the sameĭownload PDF Info Publication number EP2309339B1 EP2309339B1 EP10010585.7A EP10010585A EP2309339B1 EP 2309339 B1 EP2309339 B1 EP 2309339B1 EP 10010585 A EP10010585 A EP 10010585A EP 2309339 B1 EP2309339 B1 EP 2309339B1 Authority EP European Patent Office Prior art keywords layer hologram modulus young diffraction grating Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents EP2309339B1 - Relief hologram or diffraction grating sheet and forgery-preventing sheet comprising the same EP2309339B1 - Relief hologram or diffraction grating sheet and forgery-preventing sheet comprising the same
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