Results 91 to 100 of about 1,246 (112)

'De copas con Ciencia': las charlas “El Boro también existe: De Bórax a Boranos” y “El drama de un horno microondas: “Soy electromagnético y nadie me comprende"

open access: yes, 2017
Ésta última edición del 2016 contará con Ramón Macías “El Boro también existe: De Bórax a Boranos” y Sergio Gutiérrez con: El drama de un horno microondas: “soy electromagnético y nadie me comprende”.Peer ...
CSIC-UZA - Instituto de Ciencia de Materiales de Aragón (ICMA)   +1 more
core  

Investigation of the Equilibrium Constant and Thermodynamic Properties of Borax Dissolution Using Titration Techniques

open access: yesDera Natung Government College Research Journal
This experiment uses the method of titrating saturated Borax aqueous solution with hydrochloric acid to determine the equilibrium constant of Borax as well as its enthalpy change, entropy change, and standard free energy of dissolution. Using this method,
Rimmo Loyi Lego, Lily Achumi
doaj   +1 more source

EFFECT OF SODIUM DODECYLBENZENESULFONIC ACID (SDBS) ON THE GROWTH RATE AND MORPHOLOGY OF BORAX CRYSTAL

open access: yesIndonesian Journal of Chemistry, 2010
An investigation of the effect of sodium dodecylbenzenesulfonic acid (SDBS) on both growth rate and morphology of borax crystal has been carried out.  This experiment was carried out at temperature of 25 °C and relative supersaturation of 0.21 and 0.74 ...
Suharso Suharso
doaj   +1 more source

Performance characterization of plywood panels bonded with melamine-urea-formaldehyde resin and cellulose nanofibril/borax as an additive

open access: yesMaderas: Ciencia y Tecnología
In this study, different loading levels of cellulose nanofibril and borax were added as reinforcement in melamine-urea-formaldehyde adhesive to enhance the performance properties of plywood panels as engineered wood composites.
Mert Yildirim   +4 more
doaj   +1 more source

The use of borax pentahydrate of ınorganıc fıller ın medıum densıty fıberboard productıon

open access: yesMaderas: Ciencia y Tecnología, 2020
The aim of the study was the use of the inorganic borax pentahydrate mineral in medium density fiberboard production instead of biomass fiber and to specify the performance which physical, mechanical, combustion of produced boards.
Osman Çamlıbel, Mehmet Akgül
doaj  

Preservación de madera tratada con Zn y Mn y efectividad de tratamiento antilixiviante con bórax [PDF]

open access: yes
Continuando con el estudio del uso de una solución obtenida en un proceso de reciclado de baterías domésticas como preservante para madera, se estableció un primer cementerio de estacas basado en la norma EN 252, que evalúa la durabilidad adquirida por ...
Escudero, R.   +5 more
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High performances of dual network PVA hydrogel modified by PVP using borax as the structure-forming accelerator

open access: yesDesigned Monomers and Polymers, 2017
A dual network hydrogel made up of polyvinylalcohol (PVA) crosslinked by borax and polyvinylpyrrolidone (PVP) was prepared by means of freezing-thawing circles.
Min Huang   +4 more
doaj   +1 more source

ANÁLISIS DE LA PENETRACIÓN DE LAS SALES MINERALES DE BÓRAX Y ÁCIDO BÓRICO EN LA CAÑA GUADUA ANGUSTIFOLIA KUNTH, POR EL MÉTODO DE INMERSIÓN Y SU INFLUENCIA A LA RESISTENCIA.

open access: yes, 2020
LA PRESENTE INVESTIGACIÓN TIENE COMO FINALIDAD DETERMINAR LA INCIDENCIA DE LA PENETRACIÓN DE LA CÚRCUMA EN LA GUADUA ANGUSTIFOLIA KUNTH (GAK) PRESERVADA, EXISTEN DIFERENTES FORMAS DE PRESERVAR LA GAK PERO ESPECÍFICAMENTE SE ENFOCA EN EL MÉTODO DE ...
MERO PONCE, MAYRA ELIZABETH   +1 more
core   +1 more source

Identifikasi kandungan formalin dan boraks pada pangan jajanan anak sekolah di Kota Yogyakarta

open access: yesJurnal Gizi Klinik Indonesia
Identification of formalin and borax in school snacks in Yogyakarta City Background: Food safety in snacks consumed by schoolchildren is a critical public health concern within educational environments.
Agil Dhiemitra Aulia Dewi   +3 more
doaj   +1 more source

Ulexita: posible fuente de bórax para el país [PDF]

open access: yes, 1993
La Ulexita o Boronatrocalcita (B5 OgCaNa8H2O) (Klockmann and amp; Ramdohr, 1961) (Fig. 1) es una especie mineral bastante rara, por lo menos en nuestro país. Su identificación, debido a su parecido con otros minerales, presenta cierta dificultad por los
Rubiano, Manuel
core  

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