JP5882900B2 - 高入射角で再帰反射率が低減される再帰反射性シート及びナンバープレート - Google Patents

高入射角で再帰反射率が低減される再帰反射性シート及びナンバープレート Download PDF

Info

Publication number
JP5882900B2
JP5882900B2 JP2012534287A JP2012534287A JP5882900B2 JP 5882900 B2 JP5882900 B2 JP 5882900B2 JP 2012534287 A JP2012534287 A JP 2012534287A JP 2012534287 A JP2012534287 A JP 2012534287A JP 5882900 B2 JP5882900 B2 JP 5882900B2
Authority
JP
Japan
Prior art keywords
layer
infrared
microsphere
retroreflective sheet
bead
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
JP2012534287A
Other languages
English (en)
Japanese (ja)
Other versions
JP2013508748A (ja
JP2013508748A5 (enExample
Inventor
敏隆 中嶌
敏隆 中嶌
正美 横山
正美 横山
章 村本
章 村本
ディー．オーレンスティーン ブルース
ディー．オーレンスティーン ブルース
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Innovative Properties Co
Original Assignee
3M Innovative Properties Co
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 as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of JP2013508748A publication Critical patent/JP2013508748A/ja
Publication of JP2013508748A5 publication Critical patent/JP2013508748A5/ja
Application granted granted Critical
Publication of JP5882900B2 publication Critical patent/JP5882900B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/126—Reflex reflectors including curved refracting surface
    • G02B5/128—Reflex reflectors including curved refracting surface transparent spheres being embedded in matrix
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Vehicle Waterproofing, Decoration, And Sanitation Devices (AREA)
JP2012534287A 2009-10-16 2010-10-12 高入射角で再帰反射率が低減される再帰反射性シート及びナンバープレート Expired - Fee Related JP5882900B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US25223309P 2009-10-16 2009-10-16
US61/252,233 2009-10-16
PCT/US2010/052357 WO2011046953A1 (en) 2009-10-16 2010-10-12 Retroreflective sheeting and license plate with reduced retroreflectivity at high entrance angles

Publications (3)

Publication Number Publication Date
JP2013508748A JP2013508748A (ja) 2013-03-07
JP2013508748A5 JP2013508748A5 (enExample) 2013-11-21
JP5882900B2 true JP5882900B2 (ja) 2016-03-09

Family

ID=43876486

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012534287A Expired - Fee Related JP5882900B2 (ja) 2009-10-16 2010-10-12 高入射角で再帰反射率が低減される再帰反射性シート及びナンバープレート

Country Status (5)

Country Link
US (1) US9110235B2 (enExample)
JP (1) JP5882900B2 (enExample)
KR (1) KR101741288B1 (enExample)
TW (1) TWI498865B (enExample)
WO (1) WO2011046953A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014024537A (ja) * 2012-06-19 2014-02-06 3M Innovative Properties Co ナンバープレート用シート、ナンバープレート用積層体、ナンバープレートおよびナンバープレート用装飾部材
CN105814462B (zh) * 2013-10-24 2019-02-22 3M创新有限公司 具有防沾污性质的回射制品
JP5766343B1 (ja) 2014-10-24 2015-08-19 ユニチカスパークライト株式会社 再帰性反射性材料
CN107111944B (zh) * 2014-12-30 2021-03-23 3M创新有限公司 车辆识别系统识别的标牌
US10754442B2 (en) * 2015-07-09 2020-08-25 YewSavin, Inc. Films or surfaces including positional tracking marks
JP2017116779A (ja) * 2015-12-25 2017-06-29 スリーエム イノベイティブ プロパティズ カンパニー 再帰性反射ライセンスプレート、及び再帰性反射シート
US20190113660A1 (en) * 2017-10-16 2019-04-18 Tiax Llc Photo-emissive film
JP6598343B1 (ja) * 2017-12-27 2019-10-30 紀和化学工業株式会社 グラフィックシート、その製造方法及びその使用方法
US20210072436A1 (en) 2017-12-29 2021-03-11 3M Innovative Properties Company Structured retroreflective article with aligned symbols
KR102249359B1 (ko) * 2019-06-19 2021-05-06 윤세원 재귀반사시트
KR102225452B1 (ko) * 2019-07-04 2021-03-08 윤세원 재귀반사시트
JP6905782B1 (ja) * 2019-10-30 2021-07-21 紀和化学工業株式会社 再帰性反射シート

Family Cites Families (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2326634A (en) 1941-12-26 1943-08-10 Minnesota Mining & Mfg Reflex light reflector
US2407680A (en) 1945-03-02 1946-09-17 Minnesota Mining & Mfg Reflex light reflector
US3190178A (en) 1961-06-29 1965-06-22 Minnesota Mining & Mfg Reflex-reflecting sheeting
US3758193A (en) * 1971-07-02 1973-09-11 Minnesota Mining & Mfg Infrared-transmissive, visible-light-absorptive retro-reflectors
US3830682A (en) 1972-11-06 1974-08-20 Rowland Dev Corp Retroreflecting signs and the like with novel day-night coloration
US3801183A (en) 1973-06-01 1974-04-02 Minnesota Mining & Mfg Retro-reflective film
US4025159A (en) 1976-02-17 1977-05-24 Minnesota Mining And Manufacturing Company Cellular retroreflective sheeting
US4082426A (en) * 1976-11-26 1978-04-04 Minnesota Mining And Manufacturing Company Retroreflective sheeting with retroreflective markings
US4721649A (en) * 1985-05-08 1988-01-26 Minnesota Mining And Manufacturing Company Retroreflective sheeting
US5064272A (en) 1985-11-18 1991-11-12 Minnesota Mining And Manufacturing Company Encapsulated-lens retroreflective sheeting and method of making
US4983436A (en) 1987-04-15 1991-01-08 Minnesota Mining And Manufacturing Company Retroreflective sheeting with backing film
US5066098A (en) 1987-05-15 1991-11-19 Minnesota Mining And Manufacturing Company Cellular encapsulated-lens high whiteness retroreflective sheeting with flexible cover sheet
US5262225A (en) 1988-09-02 1993-11-16 Minnesota Mining And Manufacturing Company Embossable sign construction
US5069964A (en) 1989-05-23 1991-12-03 Minnesota Mining And Manufacturing Company Flexible, substrate-insular retroreflective sheeting
IE902400A1 (en) 1989-08-03 1991-02-13 Minnesota Mining & Mfg Retroreflective vehicle identififcation articles having¹improved machine legibility
US5169707A (en) 1991-05-08 1992-12-08 Minnesota Mining And Manufacturing Company Retroreflective security laminates with dual level verification
US5200851A (en) 1992-02-13 1993-04-06 Minnesota Mining And Manufacturing Company Infrared reflecting cube-cornered sheeting
US5272562A (en) 1993-02-05 1993-12-21 Minnesota Mining And Manufacturing Company Cube-corner retroreflective articles
US5650213A (en) 1994-11-30 1997-07-22 Reflective Technologies, Inc. Retroreflective composition
US6024455A (en) * 1998-01-13 2000-02-15 3M Innovative Properties Company Reflective article with concealed retroreflective pattern
US6157486A (en) 1998-01-13 2000-12-05 3M Innovative Properties Company Retroreflective dichroic reflector
US6172810B1 (en) 1999-02-26 2001-01-09 3M Innovative Properties Company Retroreflective articles having polymer multilayer reflective coatings
US6376135B2 (en) 1999-05-11 2002-04-23 The Standard Register Company Image bonding treatment for retroreflective surfaces
US6361850B1 (en) 1999-06-17 2002-03-26 3M Innovative Properties Company Retroreflective article having a colored layer containing a dye covalently bonded to a polymer
EP1230084B1 (en) 1999-09-10 2003-12-10 3M Innovative Properties Company Retroreflective articles having multilayer films and methods of manufacturing same
US6325515B1 (en) 2000-03-21 2001-12-04 3M Innovative Properties Company Cube corner retroreflective article with enhanced pigmentation
DE10122529A1 (de) 2001-05-09 2002-11-28 Basf Drucksysteme Gmbh Flexodruckfarbe zum Drucken von Steuermarkierungen
US20030016368A1 (en) 2001-07-23 2003-01-23 Aman James A. Visibly transparent retroreflective materials
US7282272B2 (en) 2003-09-12 2007-10-16 3M Innovative Properties Company Polymerizable compositions comprising nanoparticles
EP1659425B8 (en) 2004-03-10 2010-07-07 Kiwa Chemical Industry Co., Ltd. Retroreflective sheet and external illumination system
US7329447B2 (en) 2004-04-01 2008-02-12 3M Innovative Properties Company Retroreflective sheeting with controlled cap-Y
PL1860468T3 (pl) * 2005-02-10 2013-04-30 Nippon Carbide Kogyo Kk Arkusz retroodblaskowy
KR100648448B1 (ko) * 2005-06-08 2006-11-23 박재완 문자 반사식 차량 번호판 및 그 제조방법
JP4890800B2 (ja) 2005-06-29 2012-03-07 スリーエム イノベイティブ プロパティズ カンパニー 透明波長選択性再帰反射体
US7387393B2 (en) 2005-12-19 2008-06-17 Palo Alto Research Center Incorporated Methods for producing low-visibility retroreflective visual tags
GB2433637A (en) 2005-12-21 2007-06-27 3M Innovative Properties Co Semi-transparent retroreflective material
JP5543341B2 (ja) * 2007-07-11 2014-07-09 スリーエム イノベイティブ プロパティズ カンパニー 浮かび上がる合成画像を有するシート
PT103960B (pt) 2008-02-07 2010-05-10 Brisa Auto Estradas De Portuga Sistema reconhecimento automático de matrículas integrado num sistema de cobranças electrónica de portagens
JP2009292316A (ja) * 2008-06-05 2009-12-17 Toyota Central R&D Labs Inc 対象物検出システム

Also Published As

Publication number Publication date
TW201140527A (en) 2011-11-16
WO2011046953A1 (en) 2011-04-21
KR20120091203A (ko) 2012-08-17
TWI498865B (zh) 2015-09-01
JP2013508748A (ja) 2013-03-07
KR101741288B1 (ko) 2017-05-29
US20120200709A1 (en) 2012-08-09
US9110235B2 (en) 2015-08-18

Similar Documents

Publication Publication Date Title
JP5882900B2 (ja) 高入射角で再帰反射率が低減される再帰反射性シート及びナンバープレート
JP5671047B2 (ja) 低減された赤外線の再帰反射性を有する角柱形状再帰反射性シート
US3758193A (en) Infrared-transmissive, visible-light-absorptive retro-reflectors
US4957335A (en) Microsphere-based retroreflective articles with enhanced retroreflective brightness
KR102028851B1 (ko) 적외선 흡수 재료를 포함하는 프리즘형 재귀반사성 시트류
RU2425401C2 (ru) Слоистый материал с записанной на нем информацией, изделие, к которому этот материал прикреплен, способ считывания информации и устройство для считывания информации
JP7060198B2 (ja) リターダを含む再帰性反射物品
US12181695B2 (en) Retroreflector
JP2000515207A (ja) 球形屈折要素を有する高照射角再帰反射製品
JPH05346767A (ja) 赤外線反射性キューブ−コーナーシート
NZ207034A (en) Directionally imaged sheeting-layer of microlenses produces retroreflection
RU2422303C2 (ru) Номерной знак транспортного средства и используемый для него световозвращающий лист
RU2606598C2 (ru) Способ регулирования ретроотражающей способности посредством нанесения напечатанного изображения на ретроотражающую пленку и полученный этим способом листовой материал
JP2023520061A (ja) 再帰反射顔料および塗料
KR102581087B1 (ko) 재귀반사시트
KR102577699B1 (ko) 재귀반사시트
KR20200144742A (ko) 재귀반사시트
Rhead et al. Implications of the Method of Construction of UK Number Plates for Infrared Reflectance and Camera Settings on ANPR System
KR100587463B1 (ko) 적외선 흡수/차단 반사체
JP2019048397A (ja) 偽造防止用の再帰反射性印刷物

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20131004

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20131004

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20140317

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20140401

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20140617

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20150106

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20150403

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20150703

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20160105

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20160204

R150 Certificate of patent or registration of utility model

Ref document number: 5882900

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees