CA969518A - Retroreflective microspheres - Google Patents

Retroreflective microspheres

Info

Publication number
CA969518A
CA969518A CA125,667A CA125667A CA969518A CA 969518 A CA969518 A CA 969518A CA 125667 A CA125667 A CA 125667A CA 969518 A CA969518 A CA 969518A
Authority
CA
Canada
Prior art keywords
retroreflective microspheres
retroreflective
microspheres
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
Application number
CA125,667A
Other languages
English (en)
Other versions
CA125667S (en
Inventor
Wallace K. Bingham
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 Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of CA969518A publication Critical patent/CA969518A/en
Expired legal-status Critical Current

Links

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
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Laminated Bodies (AREA)
CA125,667A 1970-11-09 1971-10-20 Retroreflective microspheres Expired CA969518A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8785870A 1970-11-09 1970-11-09

Publications (1)

Publication Number Publication Date
CA969518A true CA969518A (en) 1975-06-17

Family

ID=22207663

Family Applications (1)

Application Number Title Priority Date Filing Date
CA125,667A Expired CA969518A (en) 1970-11-09 1971-10-20 Retroreflective microspheres

Country Status (13)

Country Link
US (1) US3700478A (OSRAM)
AR (1) AR204385A1 (OSRAM)
AT (1) AT327749B (OSRAM)
BR (1) BR7107092D0 (OSRAM)
CA (1) CA969518A (OSRAM)
DE (1) DE2154038C3 (OSRAM)
DK (1) DK129544B (OSRAM)
ES (1) ES396182A1 (OSRAM)
FR (1) FR2112535B1 (OSRAM)
GB (1) GB1361270A (OSRAM)
NL (1) NL7114924A (OSRAM)
SE (1) SE379432B (OSRAM)
ZA (1) ZA716827B (OSRAM)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4725494A (en) * 1982-09-02 1988-02-16 Minnesota Mining And Manufacturing Co. Retroreflective sheeting
US4588631A (en) * 1983-01-28 1986-05-13 The Dow Chemical Company Support for tubesheets in hollow fiber permeators
US4668395A (en) * 1983-01-28 1987-05-26 The Dow Chemical Company Support for tubesheets in hollow fiber permeators
US4721649A (en) * 1985-05-08 1988-01-26 Minnesota Mining And Manufacturing Company Retroreflective sheeting
US4904327A (en) * 1986-03-12 1990-02-27 The Dow Chemical Company Method of making a support for tubesheets in hollow fiber permeators
US4844976A (en) * 1987-03-09 1989-07-04 Minnesota Mining And Manufacturing Company Retroreflective sheet coated with silica layer
US4955690A (en) * 1989-03-24 1990-09-11 Minnesota Mining And Manufacturing Company Thin caliper retroreflective transfer
US5128804A (en) * 1991-02-06 1992-07-07 Minnesota Mining And Manufacturing Company Permeable retroreflective sheeting
US5207852A (en) * 1991-02-06 1993-05-04 Minnesota Mining And Manufacturing Company Method for making permeable retroreflective sheeting
CN1191479C (zh) * 1999-02-05 2005-03-02 富士胶片株式会社 具有高透射率和无光泽特性的薄膜
US6503564B1 (en) 1999-02-26 2003-01-07 3M Innovative Properties Company Method of coating microstructured substrates with polymeric layer(s), allowing preservation of surface feature profile
US6172810B1 (en) 1999-02-26 2001-01-09 3M Innovative Properties Company Retroreflective articles having polymer multilayer reflective coatings
US7036944B2 (en) 2002-04-11 2006-05-02 3M Innovative Properties Company Retrochromic articles
US6978896B2 (en) * 2002-04-11 2005-12-27 3M Innovative Properties Company Method of making retrochromic beads and kit thereof
KR101088562B1 (ko) * 2003-12-30 2011-12-05 쓰리엠 이노베이티브 프로퍼티즈 컴파니 색 변이 역반사기 및 그 제조 방법
US7252396B2 (en) * 2004-11-16 2007-08-07 3M Innovative Properties Company Retroreflective article having at least one valve and method of making same
US8496340B2 (en) * 2007-12-21 2013-07-30 3M Innovative Properties Company Retroreflective articles and retroreflective elements comprising a spherical core and two concentric optical interference layers
US8243426B2 (en) * 2008-12-31 2012-08-14 Apple Inc. Reducing optical effects in a display
US8617702B2 (en) 2010-04-28 2013-12-31 Sabic Innovative Plastics Ip B.V. Thermally insulated structural members, and doors and windows incorporating them
US8524806B2 (en) 2011-02-10 2013-09-03 Sabic Innovative Plastics Ip B.V. Profile extrusion method, article, and composition
US8988638B2 (en) 2011-05-25 2015-03-24 Yingqiu Jiang Polarizing retro-reflective sheeting comprising a cholesteric liquid crystal polymer film
US20120325083A1 (en) 2011-06-27 2012-12-27 Sai-Pei Ting Piston guide ring comprising polyamide-poly(arylene ether) composition
WO2015123582A1 (en) 2014-02-13 2015-08-20 3M Innovative Properties Company Dual cure stain resistant microsphere articles
CN104944789A (zh) * 2015-06-17 2015-09-30 安徽环泰新材料科技有限公司 一种高抗压玻璃微珠及其制备方法
CN104986959A (zh) * 2015-06-17 2015-10-21 安徽环泰新材料科技有限公司 一种用于道路交通反光标线的玻璃微珠及其制备方法
CN104944777A (zh) * 2015-07-01 2015-09-30 合肥鼎亮光学科技有限公司 一种用于海事级反光膜的玻璃微珠及其制备方法
CN104961347A (zh) * 2015-07-01 2015-10-07 合肥鼎亮光学科技有限公司 一种3m反光膜用玻璃微珠及其制备方法
CN104926123A (zh) * 2015-07-01 2015-09-23 合肥鼎亮光学科技有限公司 一种抗撕裂反光膜用玻璃微珠及其制备方法
CN104944776A (zh) * 2015-07-01 2015-09-30 合肥鼎亮光学科技有限公司 一种反光膜用防晒耐光老化玻璃微珠及其制备方法
CN104926141A (zh) * 2015-07-01 2015-09-23 合肥鼎亮光学科技有限公司 一种pp反光膜用玻璃微珠及其制备方法
DE102015114496A1 (de) * 2015-08-31 2017-03-02 Charlotte Dachroth Vorrichtung zum Beleuchten
US20180364168A1 (en) * 2015-12-09 2018-12-20 Bae Systems Plc Improvements in and relating to remote sensing
US10852201B2 (en) 2015-12-09 2020-12-01 Bae Systems Plc Remote sensing
EP3179234A1 (en) * 2015-12-09 2017-06-14 BAE Systems PLC Improvements in and relating to remote sensing
US10955345B2 (en) 2015-12-09 2021-03-23 Bae Systems Plc Relating to remote sensing
EP3834016A1 (en) * 2018-08-10 2021-06-16 BAE SYSTEMS plc Coating material
CN114538789B (zh) * 2021-05-27 2024-02-06 吴江南玻玻璃有限公司 一种光伏组件玻璃

Also Published As

Publication number Publication date
FR2112535B1 (OSRAM) 1975-02-21
DE2154038B2 (de) 1974-01-10
ATA955371A (de) 1975-04-15
DE2154038C3 (de) 1974-08-15
US3700478A (en) 1972-10-24
DK129544C (OSRAM) 1975-03-10
ES396182A1 (es) 1975-01-16
ZA716827B (en) 1972-07-26
BR7107092D0 (pt) 1973-08-16
NL7114924A (OSRAM) 1972-05-12
AU3451071A (en) 1973-04-19
SE379432B (OSRAM) 1975-10-06
FR2112535A1 (OSRAM) 1972-06-16
DK129544B (da) 1974-10-21
AT327749B (de) 1976-02-10
DE2154038A1 (de) 1972-05-25
AR204385A1 (es) 1976-02-06
GB1361270A (en) 1974-07-24

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