ES2393361A1 - Paving slab for blind people - Google Patents
Paving slab for blind people Download PDFInfo
- Publication number
- ES2393361A1 ES2393361A1 ES201130807A ES201130807A ES2393361A1 ES 2393361 A1 ES2393361 A1 ES 2393361A1 ES 201130807 A ES201130807 A ES 201130807A ES 201130807 A ES201130807 A ES 201130807A ES 2393361 A1 ES2393361 A1 ES 2393361A1
- Authority
- ES
- Spain
- Prior art keywords
- shore
- thermoplastic polyurethane
- polyurethane elastomer
- mixture
- hardness
- 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.)
- Granted
Links
- 229920001971 elastomer Polymers 0.000 claims abstract description 32
- 239000000806 elastomer Substances 0.000 claims abstract description 32
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims abstract description 30
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims abstract description 30
- 239000000203 mixture Substances 0.000 claims abstract description 24
- 239000000654 additive Substances 0.000 claims abstract description 15
- 230000000996 additive effect Effects 0.000 claims abstract description 15
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- 229920000570 polyether Polymers 0.000 claims abstract description 10
- 229920005862 polyol Polymers 0.000 claims abstract description 10
- 150000003077 polyols Chemical class 0.000 claims abstract description 10
- 239000000049 pigment Substances 0.000 claims abstract description 9
- 208000010415 Low Vision Diseases 0.000 claims description 9
- 230000005855 radiation Effects 0.000 claims description 7
- 230000011664 signaling Effects 0.000 claims description 5
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 229920001169 thermoplastic Polymers 0.000 claims description 3
- 239000004416 thermosoftening plastic Substances 0.000 claims description 3
- 239000003063 flame retardant Substances 0.000 claims description 2
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical group [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 claims description 2
- 239000006082 mold release agent Substances 0.000 claims 1
- 230000001771 impaired effect Effects 0.000 abstract 1
- 229920006347 Elastollan Polymers 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 125000005442 diisocyanate group Chemical group 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000001053 orange pigment Substances 0.000 description 1
- 229920003225 polyurethane elastomer Polymers 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 208000029257 vision disease Diseases 0.000 description 1
- 230000004393 visual impairment Effects 0.000 description 1
- 239000001052 yellow pigment Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
- C08L75/08—Polyurethanes from polyethers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/06—Walking aids for blind persons
- A61H3/066—Installations on the floor, e.g. special surfaces, to guide blind persons
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
- E01C5/18—Pavings made of prefabricated single units made of rubber units
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
- E01C5/20—Pavings made of prefabricated single units made of units of plastics, e.g. concrete with plastics, linoleum
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pain & Pain Management (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Physical Education & Sports Medicine (AREA)
- Epidemiology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Road Paving Structures (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
PLACA DE PAVIMENTACIÓN PARA INVIDENTES INVESTING PAVING PLATE
Sector de la técnica Technical sector
La presente invención se refiere a placas de pavimentación aptas para señalización destinada a personas con visión reducida. La diferente estructura superficial de las placas de pavimentación de la presente invención permite a personas con visión reducida identificarlas mediante el tacto con el pie, calzado o bastón. The present invention relates to paving plates suitable for signaling for people with reduced vision. The different surface structure of the paving plates of the present invention allows people with reduced vision to identify them by touching them with their foot, footwear or cane.
Estado de la técnica State of the art
Se conocen diversos elementos de pavimentación aptos para la señalización destinadas a personas con visión reducida. Así, el modelo de utilidad ES1068639 U, publicado en 2008, cuyo solicitante es de Fundosa Accesibilidad, S.A., describe un sistema de 12 baldosas de pavimentación cuyas características de forma y acabado superficial les confieren la capacidad de ser detectables a través del tacto de los pies o del bastón de las personas con deficiencias visuales. Various paving elements known for signaling are intended for people with reduced vision. Thus, the utility model ES1068639 U, published in 2008, whose applicant is from Fundosa Accesibilidad, SA, describes a system of 12 paving tiles whose characteristics of shape and surface finish give them the ability to be detectable through the touch of the feet or cane of people with visual impairments.
La presente invención se refiere unas nuevas placas de pavimentación destinadas a personas con visión reducida con una elevada resistencia al desgaste, a la abrasión y al envejecimiento. En particular, la composición de las nuevas placas de pavimentación les proporciona una elevada resistencia a la intemperie, a los rayos UV, a aceites, grasas, ozono, microorganismos y muy estables a la hidrólisis. Así mismo, las placas de pavimentación de la presente invención se caracterizan por ser extremadamente resistentes a la perforación y al desgaste progresivo. Adicionalmente, las placas de pavimentación de la presente invención presentan una elevada flexibilidad en frío, resistencia a la flexión, capacidad de amortiguar ruidos y vibraciones, capacidad de recuperación después de aplicar carga y elevada estabilidad dimensional. Además, las placas de pavimentación de la presente invención se pueden colorear fácilmente. The present invention relates to new paving plates intended for people with reduced vision with high resistance to wear, abrasion and aging. In particular, the composition of the new paving plates provides them with a high resistance to weathering, UV rays, oils, fats, ozone, microorganisms and very stable to hydrolysis. Likewise, the paving plates of the present invention are characterized by being extremely resistant to perforation and progressive wear. Additionally, the paving plates of the present invention have high cold flexibility, flexural strength, ability to dampen noise and vibration, resilience after applying load and high dimensional stability. In addition, the paving plates of the present invention can be easily colored.
Todas estas características hacen que las placas de pavimentación de la presente invención sean especialmente útiles para el uso que se pretende, es decir servir de señalización para personas son visibilidad reducida. La elevada resistencia frente a un amplio abanico de agentes externos hace a las placas de pavimentación de la presente invención especialmente adecuadas para colocar a la intemperie o en lugares con una elevada exposición a agentes agresivos diversos. Además, su elevada resistencia al desgaste hace que las placas mantengan su forma y acabado superficial por más tiempo, característica muy importante ya que la señalización para invidentes se basa en la diferente forma y estructura superficial de dichas placas de pavimentación. Adicionalmente, la facilidad para ser coloreadas permite obtener placas de pavimentación con colores llamativos facilitando así la detección por las personas con visibilidad reducida. All these features make the paving plates of the present invention especially useful for the intended use, that is to serve as signage for people are reduced visibility. The high resistance to a wide range of external agents makes the paving plates of the present invention especially suitable for outdoor use or in places with high exposure to various aggressive agents. In addition, its high wear resistance makes the plates maintain their shape and surface finish for a longer time, a very important feature since the signage for blind people is based on the different shape and surface structure of said paving plates. Additionally, the ease of being colored makes it possible to obtain paving plates with striking colors thus facilitating detection by people with reduced visibility.
Adicionalmente, las placas de pavimentación de la presente invención incluyen un desmoldeante a base de ceras en su composición, lo que facilita su procedimiento de obtención al facilitar el despegue del molde durante el proceso de fabricación por inyección.
Additionally, the paving plates of the present invention include a wax-based release agent in their composition, which facilitates their process of obtaining by facilitating the release of the mold during the injection manufacturing process.
La presente invención proporciona placas de pavimentación aptas para la señalización destinada a personas con visión reducida caracterizadas porque comprenden a) al menos un elastómero poliuretano termoplástico que comprende polioles de poliéter en su estructura y tiene una dureza entre 80 a 90 Shore A y 35 a 40 Shore D, b) una mezcla de elastómero poliuretano The present invention provides paving plates suitable for signaling for people with reduced vision characterized in that they comprise a) at least one thermoplastic polyurethane elastomer comprising polyether polyols in its structure and has a hardness between 80 to 90 Shore A and 35 to 40 Shore D, b) a mixture of polyurethane elastomer
- termoplástico thermoplastic
- y al menos un aditivo eficaz para proteger Y to the less a additive effective for to protect
- de from
- la radiación UV, e) una mezcla de elastómero the radiation UV, and) a mixture from elastomer
- poliuretano polyurethane
- termoplástico y al menos un agente thermoplastic Y to the less a agent
desmoldeante, y d) al menos un pigmento. release agent, and d) at least one pigment.
El compuesto mayoritario de las placas de pavimentación de la presente invención es un elastómero de poliuretano termoplástico. Mientras no se especifique lo contrario, en la presente solicitud de patente se entiende por elastómero de poliuretano termoplástico cualquiera de los poliuretanos mencionados en los componentes a), b) o e) de la presente invención. The majority compound of the paving plates of the present invention is a thermoplastic polyurethane elastomer. Until otherwise specified, the present patent application means thermoplastic polyurethane elastomer any of the polyurethanes mentioned in components a), b) or e) of the present invention.
La estructura química del elastómero de poliuretano termoplástico (por ejemplo, polímero de la serie Elastollan® de BASF) comprende polioles basados en poliéter, diisocianatos y dioles de cadena corta, alternándose los bloques de polímeros en la estructura dando lugar segmentos rígidos y otros flexibles. Los polioles basados en poliéter proporcionan a la composición de las placas de pavimentación una elevada resistencia a la hidrólisis, elevada flexibilidad a bajas temperaturas y resistencia a la degradación por microorganismos.
The chemical structure of the thermoplastic polyurethane elastomer (for example, BASF Elastollan® series polymer) comprises polyether-based polyols, diisocyanates and short-chain diols, alternating the polymer blocks in the structure resulting in rigid and other flexible segments. Polyether-based polyols provide the paving plate composition with high resistance to hydrolysis, high flexibility at low temperatures and resistance to degradation by microorganisms.
El elastómero de poliuretano termoplástico mencionado The thermoplastic polyurethane elastomer mentioned
como componente a) de las placas de pavimentación de la presente invención tiene una dureza entre 80 a 90 Shore A y 35 a 40 Shore D. Preferentemente, este elastómero de poliuretano termoplástico tiene una dureza entre 89 a 90 Shore A y 37 a 40 Shore D (por ejemplo, Elastollan® 1185 A de BASF). De forma aún más preferente, el elastómero de poliuretano termoplástico tiene una dureza de alrededor 89 Shore A y alrededor 37 Shore D (por ejemplo, Elastollan® 1185 A 10FHF de BASF). as component a) of the paving plates of the present invention has a hardness between 80 to 90 Shore A and 35 to 40 Shore D. Preferably, this thermoplastic polyurethane elastomer has a hardness between 89 to 90 Shore A and 37 to 40 Shore D (for example, Elastollan® 1185 A from BASF). Even more preferably, the thermoplastic polyurethane elastomer has a hardness of about 89 Shore A and about 37 Shore D (for example, Elastollan® 1185 A 10FHF of BASF).
De forma preferente, el elastómero de poliuretano termoplástico mencionado como componente a) de las placas de pavimentación de la presente invención comprende al menos un aditivo. Preferentemente, dicho aditivo es un retardante de llama libre de halógeno. De forma aún más preferente, dicho aditivo cumple con el estándar de inflamabilidad UL 94 V-0. Preferably, the thermoplastic polyurethane elastomer mentioned as component a) of the paving plates of the present invention comprises at least one additive. Preferably, said additive is a halogen-free flame retardant. Even more preferably, said additive complies with the flammability standard UL 94 V-0.
Adicionalmente, las placas de pavimentación de la presente invención comprenden una mezcla de elastómero de poliuretano termoplástico y al menos un aditivo eficaz para proteger de la radiación UV, por ejemplo, Elastollan KONZ. V-2877 al 2 % de BASF. Additionally, the paving plates of the present invention comprise a mixture of thermoplastic polyurethane elastomer and at least one additive effective to protect against UV radiation, for example, Elastollan KONZ. V-2877 at 2% BASF.
Adicionalmente, las placas de pavimentación de la presente invención comprenden una mezcla de elastómero de poliuretano termoplástico y al menos un agente Additionally, the paving plates of the present invention comprise a mixture of thermoplastic polyurethane elastomer and at least one agent
oor
desmoldeante, por ejemplo, Elastollan KONZ. 950/1 al 2 -o de BASF. release agent, for example, Elastollan KONZ. 950/1 to 2 -o BASF.
Las placas de pavimentación de la presente invención también comprenden un pigmento de un color adecuado para
The paving plates of the present invention also comprise a pigment of a color suitable for
que las placas sean fáciles de detectar por personas con visión reducida. Preferentemente, el pigmento es de color amarillo o naranja. that the plates are easy to detect by people with reduced vision. Preferably, the pigment is yellow or orange.
De acuerdo con un modo de realización preferente, las placas de pavimentación aptas para señalización destinada a personas con visión reducida de la presente invención se caracterizan porque comprenden, respecto al peso total de la composición: According to a preferred embodiment, paving plates suitable for signaling intended for people with reduced vision of the present invention are characterized in that they comprise, with respect to the total weight of the composition:
a) mín 90 -o o p/p de elastómero poliuretano termoplástico que comprende polioles de poliéter en su estructura y tiene una dureza entre 80 a 90 Shore A y 35 a 40 Shore D, a) min 90 -o or w / w thermoplastic polyurethane elastomer comprising polyether polyols in its structure and has a hardness between 80 to 90 Shore A and 35 to 40 Shore D,
b) 2 % p/p de una mezcla de elastómero poliuretano termoplástico y al menos un aditivo eficaz para proteger de la radiación UV, b) 2% w / w of a mixture of thermoplastic polyurethane elastomer and at least one effective additive to protect against UV radiation,
e) 2 % p/p de una mezcla de elastómero poliuretano termoplástico y al menos aditivo desmoldeante, y d) entre 2-4 % p/p de un pigmento. e) 2% w / w of a mixture of thermoplastic polyurethane elastomer and at least mold release additive, and d) between 2-4% w / w of a pigment.
Las placas de pavimentación de la presente invención se pueden obtener mediante procedimientos conocidos ampliamente en este sector de la técnica de transformación como, por ejemplo, moldeo por inyección. The paving plates of the present invention can be obtained by methods widely known in this sector of the transformation technique, such as injection molding.
Las placas de pavimentación aptas para señalización destinada a personas con visión reducida de la presente invención pueden tener cualquier tamaño y forma. Sin embargo, según un modo de realización preferente, las placas de pavimentación de la presente invención tienen una longitud de 1.200 ± 6.0 mm, una anchura de 400 ± 3.0 mm y un espesor comprendido entre 4 y 6 mm.
Pavement plates suitable for signage intended for people with reduced vision of the present invention can have any size and shape. However, according to a preferred embodiment, the paving plates of the present invention have a length of 1,200 ± 6.0 mm, a width of 400 ± 3.0 mm and a thickness between 4 and 6 mm.
Se mezclan los siguientes componentes en las proporciones indicadas y se somete la mezcla a un procedimiento de moldeado por inyección de acuerdo con los parámetros habituales en este sector de la técnica. The following components are mixed in the indicated proportions and the mixture is subjected to an injection molding process according to the usual parameters in this sector of the art.
a) 92-94 % p/p Elastómero poliuretano termoplástico que comprende polioles de poliéter en su estructura y tiene una dureza alrededor 89 Shore A y alrededor 37 Shore D (Elastollan 1185A 10 FHF natural), a) 92-94% w / w Thermoplastic polyurethane elastomer comprising polyether polyols in its structure and has a hardness around 89 Shore A and around 37 Shore D (Elastollan 1185A 10 FHF natural),
b) 2 % p/p de una mezcla de elastómero poliuretano termoplástico y al menos un aditivo eficaz para proteger de la radiación UV (Elastollan KONZ. V-2877), b) 2% w / w of a mixture of thermoplastic polyurethane elastomer and at least one effective additive to protect against UV radiation (Elastollan KONZ. V-2877),
e) 2 % p/p de una mezcla de elastómero poliuretano termoplástico y al menos un aditivo desmoldeante (Elastollan KONZ. 950/1), y d) 2-4 % p/p de un pigmento. e) 2% w / w of a mixture of thermoplastic polyurethane elastomer and at least one release agent (Elastollan KONZ. 950/1), and d) 2-4% w / w of a pigment.
La mezcla comprende un 2 % de pigmento amarillo o un 4 % de pigmento naranja.
The mixture comprises 2% yellow pigment or 4% orange pigment.
Claims (6)
- para proteger de to protect from
- la radiación UV, the UV radiation
- e) and)
- alrededor 2 % p/p de una mezcla de elastómero around 2 % p / p from a mixture from elastomer
- poliuretano polyurethane
- termoplástico y al menos un aditivo thermoplastic Y to the less a additive
- desmoldeante, release agent,
- y Y
- d) d)
- alrededor 2-4 % p/p de un pigmento. around 2-4 % p / p from a pigment.
6.-Placas de pavimentación según la reivindicación5, caracterizada porque el elastómero poliuretano termoplástico a) tiene una dureza de alrededor 89 Shore A y alrededor 37 Shore D.
6.-Paving plates according to claim 5, characterized in that the thermoplastic polyurethane elastomer a) has a hardness of about 89 Shore A and around 37 Shore D.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES201130807A ES2393361B1 (en) | 2011-05-19 | 2011-05-19 | INVESTING PAVEMENT PLATE. |
| PCT/ES2012/070024 WO2012156550A1 (en) | 2011-05-19 | 2012-01-18 | Paving slab for blind people |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES201130807A ES2393361B1 (en) | 2011-05-19 | 2011-05-19 | INVESTING PAVEMENT PLATE. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES2393361A1 true ES2393361A1 (en) | 2012-12-20 |
| ES2393361B1 ES2393361B1 (en) | 2013-10-29 |
Family
ID=47176339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES201130807A Active ES2393361B1 (en) | 2011-05-19 | 2011-05-19 | INVESTING PAVEMENT PLATE. |
Country Status (2)
| Country | Link |
|---|---|
| ES (1) | ES2393361B1 (en) |
| WO (1) | WO2012156550A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5328293A (en) * | 1990-12-20 | 1994-07-12 | Keefe-Dickson Corporation Inc. | Tactile tile |
| FR2826904A1 (en) * | 2001-07-06 | 2003-01-10 | Extreme Decors | METHOD FOR MANUFACTURING FLOOR COVERING PLATES |
| JP2006057324A (en) * | 2004-08-20 | 2006-03-02 | Hiroshima Kasei Ltd | Braille block for people with visual imparement |
| ES2288128A1 (en) * | 2006-06-07 | 2007-12-16 | Igcristalba, S.L. | Signaling bands for ground, has a compound, which is formed by certain percentage of polyol of ramified polyester, polyisocyanate of methylene diphenyl diisocyanate, fluorinated compound, microspheres of glass and silica |
| RU92890U1 (en) * | 2009-08-25 | 2010-04-10 | Владимир Григорьевич Антоненков | FLOOR POLYMER TILES WITH ANTI-SLIDING PROPERTIES |
| KR101012485B1 (en) * | 2009-11-12 | 2011-02-08 | 김지훈 | Material for forming skid resistance ground and construction method using the same |
-
2011
- 2011-05-19 ES ES201130807A patent/ES2393361B1/en active Active
-
2012
- 2012-01-18 WO PCT/ES2012/070024 patent/WO2012156550A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5328293A (en) * | 1990-12-20 | 1994-07-12 | Keefe-Dickson Corporation Inc. | Tactile tile |
| FR2826904A1 (en) * | 2001-07-06 | 2003-01-10 | Extreme Decors | METHOD FOR MANUFACTURING FLOOR COVERING PLATES |
| JP2006057324A (en) * | 2004-08-20 | 2006-03-02 | Hiroshima Kasei Ltd | Braille block for people with visual imparement |
| ES2288128A1 (en) * | 2006-06-07 | 2007-12-16 | Igcristalba, S.L. | Signaling bands for ground, has a compound, which is formed by certain percentage of polyol of ramified polyester, polyisocyanate of methylene diphenyl diisocyanate, fluorinated compound, microspheres of glass and silica |
| RU92890U1 (en) * | 2009-08-25 | 2010-04-10 | Владимир Григорьевич Антоненков | FLOOR POLYMER TILES WITH ANTI-SLIDING PROPERTIES |
| KR101012485B1 (en) * | 2009-11-12 | 2011-02-08 | 김지훈 | Material for forming skid resistance ground and construction method using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012156550A1 (en) | 2012-11-22 |
| ES2393361B1 (en) | 2013-10-29 |
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