CN1414995A - Long persistent phosphor incorporated within settable material - Google Patents

Long persistent phosphor incorporated within settable material Download PDF

Info

Publication number
CN1414995A
CN1414995A CN 00818123 CN00818123A CN1414995A CN 1414995 A CN1414995 A CN 1414995A CN 00818123 CN00818123 CN 00818123 CN 00818123 A CN00818123 A CN 00818123A CN 1414995 A CN1414995 A CN 1414995A
Authority
CN
China
Prior art keywords
phosphor
preparation
phosphorescent
particle
phosphor particles
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.)
Pending
Application number
CN 00818123
Other languages
Chinese (zh)
Inventor
B·K·莫茨
R·H·米勒
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.)
GLOBAL PRODUCTS SALTS AND MARKETING LLC
Original Assignee
GLOBAL PRODUCTS SALTS AND MARKETING LLC
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 GLOBAL PRODUCTS SALTS AND MARKETING LLC filed Critical GLOBAL PRODUCTS SALTS AND MARKETING LLC
Publication of CN1414995A publication Critical patent/CN1414995A/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7728—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing europium
    • C09K11/7729—Chalcogenides
    • C09K11/7731—Chalcogenides with alkaline earth metals
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/02—Use of particular materials as binders, particle coatings or suspension media therefor
    • C09K11/025—Use of particular materials as binders, particle coatings or suspension media therefor non-luminescent particle coatings or suspension media
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
    • C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
    • C09K11/7783—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
    • C09K11/7784—Chalcogenides
    • C09K11/7786—Chalcogenides with alkaline earth metals

Abstract

A process for incorporating a long persistent phosphor within a settable material includes firing a doped phosphor to obtain a phosphor having a persistence that ranges from minutes to hours. The fired phosphor is then ground into a phosphor particulate having a mean domain size. Typical particulate mean domain size ranges from 1 to 60 microns. The phosphor particulate is thereafter encapsulated within a water impervious coating material such as silicon oxide or fluoride. The coated phosphor particulate is then mixed in a specified volume ratio within the settable material while the settable material is in a pre-set state. Typical formulation ratios range from 0.1 to 30 volume percent of particulate. A method of forming a phosphorescent solid article is also disclosed.

Description

But be incorporated into the long persistent phosphor in the hardened material
Background of invention
Invention field
The present invention relates generally to based on phosphorescent material, but and body do not relate to long persistent phosphor be incorporated into method and goods in the hardened material.
Description to prior art
Various types of phosphor materials are as known in the art, and holding in various degree can be provided
Cold light of a specified duration.The common purpose of phosphor material provides a kind of purposes that is used for the cold light light source, and it has utilized the advantage of being interrupted light irradiation and/or not having irradiation light on the successive matrix.
Though the existence of above-mentioned phosphorescent substance is as known in the art, recent tendency is to determine the Application Areas of long persistence phosphor, and this phosphorescent substance can produce competent light illumination after light irradiation repeatedly.
Summary of the invention
But a kind of method that is used for long persistent phosphor is incorporated into hardened material comprises the adulterated phosphorescent substance of burning, to obtain persistence at the several minutes phosphorescent substances to a few hours scopes.Then, this incendiary phosphorescent substance is ground to form the have average domain sizes phosphor particles of (mean domain size).Then, this phosphor particles is coated in the fluid-tight coating material.Subsequently, but the phosphor particles of this coating be mixed in the hardened material with specific volume ratio, but and should hardened material be in prefabricated state.
But phosphorescent hardened preparation comprises the length of the 0.1-30 volume % sulphide phosphor particle that mixes lastingly, and its average territory particle diameter is between the 1-60 micron.Have waterproof silicon oxide or fluorochemical coating on this particle.But provide the hardened material carrier to this particle.
Also provide based on the preparation phosphorescent solid method of setting preparation of the present invention.
Simple declaration to accompanying drawing
Describe below with reference to accompanying drawings, when reading in conjunction with following detailed description, wherein identical reference number is represented identical part in a few width of cloth accompanying drawings, and wherein:
Fig. 1 is the synoptic diagram that has mixed the hardened material of main part of long persistent phosphor produced according to the invention.
To detailed description of the preferred embodiments
The present invention relates to a kind of method that is used for long persistent phosphor is incorporated into the material of main part that can harden, and goods obtained by this method.But considerable various hardened material all can be used as the carrier of phosphorescent material, but and this kind hardened material be restricted to by some and determine that the flowable liquid of viscosity or solid semicure or medium-soft form.But hardened material comprises: gel, acrylic resin, Resins, epoxy, Polyurethane (urethanes), polyalkylene resin polymerization single polymerization monomer and oligopolymer, crosslinkable polymer, rubber and silicone resin, but be not limited thereto.But the hardened material of other type can comprise the VOC polymers soln, concrete, and ink, paint formulations, as enamel paint, oil base, water base, latex; Water glass, gap-filling glue (caulk), putty, glue and tackiness agent, varnish, the plaster of Paris, nail varnish, and spray paint (lacquers).The optional illustrative additive that is construed as harden solid support material and interpolation of the present invention is corresponding, can comprise for example: catalyzer, filler, softening agent, solvent, thickening material and pigment.
Long lasting phosphorescent material is made up of any many various chemical compositions as known in the art." long lasting " used herein was defined as life-span of phosphorescing greater than 1 minute.Phosphorescent substance provides with powdery or granulated material usually, and in one case, it can comprise the lime green phosphorescent substance, produces with Nemoto Luminova trade(brand)name, and is made up of the strontium aluminate material.The color of the Luminova that adds comprises blueness, and is made up of strontium aluminate calcium (Calcium StrontiumAluminate) batching, and mixes with europium (Europium).
Other phosphorescent substance can be particularly including the strontium sulfide material, and it burns one definite period in the inertia crucible under selected high temperature.In order to obtain required long persistence and given color level, in phosphorescent substance, add doping agent.Though the common and phosphorescent substance precursor formation slurry of dopant precursor is construed as when the phosphorescent substance that will burn is exposed in the doping agent before burning, and doping agent is inserted in the phosphorescent substance.The interpolation of burning back doping agent exemplarily applies or ion implantation carrying out by solution surface.Experiment by various doping agents has been determined, the long persistence phosphor of orange/redness that the europium doping agent will obtain.Doping agent exists with 0.1-5 atom % usually.Usually also wish to comprise second doping agent, to strengthen creep rupture life or to change the phosphorescent substance color.Also known in this area, the doping agent of other type can comprise: aluminum oxide, and lanthanide oxide, fluorochemical and muriate, and can produce and have the pale yellow and long persistence phosphor purple shading.In addition, use the calcium of various percentage compositions and strontium sulfide will obtain other color shading, obtain purer redness.
After the burning of the crucible of adulterated phosphorescent substance, dry long persistence phosphor composition, and obtain the shape of rock-like again.Pulverizing subsequently and grinding operation are decreased to the territory particle diameter in the preferred 9-60 micrometer range.More preferably, the territory particle diameter is the 9-45 micron.Under certain conditions, particle diameter need be reduced to 1 micron size based on the purposes of some paint or solvent.Before introducing the phosphorescent particle in the material of main part, need apply or coat them, so that guarantee its long-term behaviour.Have found that moisture, the overtime ability degradation that will make phosphorescent substance keep its long-term behaviour.
Therefore, adopt the coating technology of one or more types to apply each phosphor particles.It is to apply silicon oxide under 800 ℃ temperature of combustion that the first kind coats.Fluoride materials can apply at the same time or separately with this silicon oxide.Typically, about 700 ℃ temperature of combustion is to be suitable for fluorochemical most to use.Other coating technology can adopt the organochlorosilane in hexane or the heptane solvent.Realize that the procedure of processing that material coats generally includes: coating powder is mixed in the proper ratio mutually with matrix powder, the time that burning blended powder limits under predetermined temperature, the powder that washing was burnt is with the powder of the uncoated part at the center of removing, and dry washed powder.Other coating technology is at United States Patent (USP) 4710674; 5049408; 5196229; 5118529; Describe in detail in 5113118 and 5220341.
But refer again to tabulation and Fig. 1 of above-mentioned hardened material, the phosphor particles of coating is with 10 expressions.The long persistent phosphor particle that coats mixes with required weight ratio in material of main part 20 production processes of can hardening.Although in Fig. 1, know and indicate that making phosphorescent material is favourable to the surface aggregation of some material of main part that can harden.Its effect is the volume that reduces the very expensive material that the required production phosphorescent substance of required illumination effect is provided.Consistent with this purpose, wish that also phosphor particles has isopycnic characteristic, so that it can be suspended in the material of main part.Therefore, this phosphorescent particle its flow or the moving state of semi-fluid under be incorporated in the material of main part.The coating of phosphor particles makes it the process of setting of material of main part and using and when being exposed in the environment, can keep its long persistence and characteristic of can recharging after this.By enforcement coated pellet 10, but be somebody's turn to do solution and the suspension 30 that hardened material 20 results obtain being applicable to various matrixes.But hardened material suspension of the present invention or solution 30 are used with other hardened material, suspension or the solution that contain coatedparticles that apply in the substep mode but be construed as.Therefore the mode by embodiment, with respect to the upper strata coating that applies subsequently, being coated to undercoat on the matrix does not have fully or lacks the phosphorescent substance that coats, so for the coating phosphorescent substance of setting dosage, has strengthened the phosphorescent of matrix unit surface.
In first purposes, the phosphorescent powder of coating is incorporated in material of main part such as the nail polish formulations.As mentioned above, the change phosphor powder is preferred with respect to the weight percentage of material of main part, and under bright nail oil condition, phosphorescent substance is that 1-30 volume % is effectively in preparation, and the mixture that in the bottle of nail varnish, contains phosphorescent substance 15 volume % to be found long purposes lasting and that can recharge be best.It is luminous lastingly that the test of the phosphorescent substance selected has been produced a few hours continual length.
The another purposes of long persistent phosphor relates in candle mixes, so that provide soft length luminous lastingly.Recharging of phosphorescent substance can be continued by the effect of fire end to keep.According to the present invention, the phosphorescent substance in the candle exists with 0.1-20 volume % usually.
Another purposes relates to the long persistent phosphor that is incorporated into the coating in pottery/silicate material such as paving brick paver or the special cement.In preferred embodiments, in semicure or pulping stage, with 0.1-20 volume % phosphorescent substance is joined one inch place, gelling (cementitious) mixture top usually.This can make phosphorescent substance freely mix mutually with the top surface layer of pavior block, and as mentioned above, the whole thickness (comprising from obsolete part or surface) that has reduced at paver mixes the needs of weight phosphorescent substance greatly.In a kind of selectable variation, but can adopt the winterized stearin paint material fully to apply the surface of paving brick.
Any patent that relates in specification sheets all is used for representing those skilled in the art's level, and this is suitable for the present invention.These patents are incorporated into herein for your guidance, and combination scope for your guidance is identical respectively separately with each patent.
The present invention had been described, obviously it instructed a kind of by with long persistent phosphor such as with particle shape, be incorporated in the material of main part that can harden new useful method and goods.Many a large amount of other embodiments will be conspicuous for those skilled in the art, and this will not depart from the scope of appended claims of the present invention.

Claims (18)

  1. But 1, a kind of method that is used for long persistent phosphor is incorporated into hardened material, it may further comprise the steps:
    Adulterated phosphorescent substance burns;
    Grind described adulterated phosphorescent substance to phosphor particles with average domain sizes;
    Described phosphor particles is coated in the fluid-tight coated material; And
    In prefabricated process, but the phosphor particles of the described coating of designated volume ratio is mixed in the hardened material.
  2. 2, according to the process of claim 1 wherein that described phosphorescent substance is the strontium sulfide that contains the europium doping agent.
  3. 3, according to the process of claim 1 wherein that described phosphorescent substance is a blended strontium sulfide calcium.
  4. 4, according to the process of claim 1 wherein that described phosphor particles is coated in the fluorochemical coating.
  5. 5, according to the process of claim 1 wherein that described phosphor particles is coated in the silica coating.
  6. 6, according to the process of claim 1 wherein that it is the 30-60 micron that described phosphor particles is ground to average domain sizes.
  7. 7, according to the method for claim 1, it also comprises step: but the described hardened material of sclerosis is to form the phosphorescent solid.
  8. But 8, a kind of phosphorescent hardened preparation, it comprises:
    0.1-30 the lasting adulterated sulphide phosphor particle of the length of volume %, its average territory particle diameter has the fluid-tight coating that is selected from silicon oxide and fluorochemical on the described particle between the 1-60 micron; And
    But be used for described particulate hardened material carrier.
  9. 9, preparation according to Claim 8, wherein said particle exists with 5-20 volume %.
  10. 10, preparation according to Claim 8, wherein said particle exists with 10-20 volume %.
  11. 11, preparation according to Claim 8, wherein said particle are with the adulterated strontium sulfide of europium.
  12. 12, according to the preparation of claim 11, it also comprises second lanthanide-doped dose.
  13. 13, preparation according to Claim 8, wherein average territory particle diameter is between the 9-45 micron.
  14. 14, preparation according to Claim 8, but wherein said hardened material carrier is selected from: gel, acrylic resin, Resins, epoxy, polymerization single polymerization monomer, polymerization oligopolymer, crosslinkable polymer, silicone resin, rubber, concrete, latex, water glass, solvated polymer, paint, gap-filling glue, the plaster of Paris sprays paint, and varnish.
  15. 15, pass through the preparation of the obtainable claim 1 of method of claim 8.
  16. 16, a kind of method that solid articles is phosphoresced, this method comprises the preparation of the claim 8 to 14 of hardening.
  17. 17, the method for claim 16, it also comprises: described preparation is coated on the matrix.
  18. 18, the method for claim 16, the described preparation that wherein hardens is so that described goods are freely placed.
CN 00818123 1999-12-07 2000-12-07 Long persistent phosphor incorporated within settable material Pending CN1414995A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16942599P 1999-12-07 1999-12-07
US60/169,425 1999-12-07

Publications (1)

Publication Number Publication Date
CN1414995A true CN1414995A (en) 2003-04-30

Family

ID=22615635

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 00818123 Pending CN1414995A (en) 1999-12-07 2000-12-07 Long persistent phosphor incorporated within settable material

Country Status (4)

Country Link
CN (1) CN1414995A (en)
AU (1) AU4714801A (en)
CA (1) CA2394988A1 (en)
WO (1) WO2001042386A2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1973017B (en) * 2004-06-29 2012-11-21 金伯利-克拉克环球有限公司 Cross-linked encapsulated phosphorescent molecules
CN102822313A (en) * 2010-03-31 2012-12-12 积水化学工业株式会社 Surface-treated fluorescent bodies and process for production of surface-treated fluorescent bodies
CN105705938A (en) * 2013-08-19 2016-06-22 休斯敦大学系统 Phosphorescent reporters

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8192829B2 (en) 2007-03-08 2012-06-05 Glow-Mark Technologies, Llc Cast photoluminescent devices and photoluminescent inserts for substrates
US7993722B2 (en) 2007-03-08 2011-08-09 Glow-Mark Technologies, Llc Substrate such as paving brick with non-powered photoluminescent portion
DE102008057254B4 (en) * 2008-11-13 2013-02-28 Nightec Gmbh & Co. Kg Luminescent multi-layered glass sheet
CA3004436C (en) 2018-05-09 2021-06-01 Paige Whitehead Biodegradable light wand

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4684592A (en) * 1984-04-06 1987-08-04 Fuji Photo Film Co., Ltd. Stimulable phosphor sheet
US5156885A (en) * 1990-04-25 1992-10-20 Minnesota Mining And Manufacturing Company Method for encapsulating electroluminescent phosphor particles
US5849218A (en) * 1997-07-14 1998-12-15 C-Cure Corporation Fluorescent pool coating
US6071432A (en) * 1998-03-31 2000-06-06 Sarnoff Corporation Long persistence red phosphors

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1973017B (en) * 2004-06-29 2012-11-21 金伯利-克拉克环球有限公司 Cross-linked encapsulated phosphorescent molecules
CN102822313A (en) * 2010-03-31 2012-12-12 积水化学工业株式会社 Surface-treated fluorescent bodies and process for production of surface-treated fluorescent bodies
CN105705938A (en) * 2013-08-19 2016-06-22 休斯敦大学系统 Phosphorescent reporters
CN105705938B (en) * 2013-08-19 2020-11-06 休斯敦大学系统 Phosphorescent reporters

Also Published As

Publication number Publication date
CA2394988A1 (en) 2001-06-14
WO2001042386A2 (en) 2001-06-14
WO2001042386A3 (en) 2002-01-03
AU4714801A (en) 2001-06-18

Similar Documents

Publication Publication Date Title
US20030173540A1 (en) Long persistent phosphor incorporated within a settable material
US6596074B2 (en) Cementitious product with phosphorescense
US5271754A (en) Process for producing fluorescent or phosphorescent pigments coated with glass
EP0885857A1 (en) Use of organic additives for the preparation of cementitious compositions with improved properties of constancy of colour
CN1414995A (en) Long persistent phosphor incorporated within settable material
US20170130123A1 (en) Proppant Material Incorporating Fly Ash and Method of Manufacture
CN1352577A (en) Method of improving moisture resistance for inorganic materials that are sensitive to moisture
JPH05339081A (en) Hard oxide particle coated with ceramic pigment, production thereof and application thereof
CN1128768C (en) Sealing glass paste
KR101971888B1 (en) Manufacturing method of long life lane paint containing nanoceramic incorporated
AU2015334822A1 (en) Photoluminescent cementitious compositions based on hydraulic binders particularly suitable for use in safety signs
US6201050B1 (en) Breakable gel additive carrier for ionic compositions
JP3373731B2 (en) Luminescent aggregate and method for producing the luminous aggregate
EP0564196B1 (en) Ceramic adhesive composition and method for application of the same
CN1414996A (en) Long persistent phosphor incorporated within non-settable material
US4346183A (en) Methacrylate polymer mix containing alkaline earth metal resinate
US2331868A (en) Colored glazed coated roofing granules and roofing sheet material surfaced therewith
US20030155553A1 (en) Long persistent phosphor incorporated within a non-settable material
KR20020096141A (en) Dressing body composition used for clay bricks
DE2443894C2 (en) Hydraulic cement compounds containing sand and their uses
CN103409077B (en) Stone bonding repairing agent
CN1237023C (en) Gelatilizer with cladding layer for gelatilizing formation of silicate slurry and its prepn process
CN1235936A (en) Photoluminescence glaze and its producing method
CN117683422A (en) Environment-friendly quick-setting building waterproof coating and preparation process thereof
US3445260A (en) Method of color coating bloated aggregate

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication