Results 31 to 40 of about 197,727 (302)

Effects of tannin mordanting on coloring and functionalities of wool fabrics dyed with spent coffee grounds

open access: yesFashion and Textiles, 2018
A large amount of functional materials remain in spent coffee grounds and form discards in the coffee beverage industry. Moreover, the extract from these spent coffee grounds contains sufficient amounts of pigments that can be utilized for textile dyeing.
Kyung Hwa Hong
doaj   +1 more source

Biodiesel and activated carbon from arabica spent coffee grounds. [PDF]

open access: yesMethodsX, 2023
This study aims to analyze the potential and characteristics of biodiesel and activated carbon from spent coffee grounds (SCG).•Biodiesel was obtained by extracting oil from SCG using Soxhlet extraction method with n-hexane solvent with an oil yield of 18.14% w/w of dry SCG.
Kusuma J, Indartono YS, Mujahidin D.
europepmc   +4 more sources

Effects of cafestol and kahweol from coffee grounds on serum lipids and serum liver enzymes in humans [PDF]

open access: yes, 1995
The diterpenes cafestol and kahweol are present in unfiltered coffee in oil droplets and floating fines. They elevate serum cholesterol and alanine aminotransferase (ALT).
Katan, M.B.   +2 more
core   +3 more sources

Valorization of Spent Coffee Grounds, Biochar and other residues to Produce Lightweight Clay Ceramic Aggregates Suitable for Nursery Grapevine Production

open access: yesHorticulturae, 2020
The valorization of agro-industrial by-products is one of the key strategies to improve agricultural sustainability. In the present study, spent coffee grounds and biochar were used as pore forming agents in the realization of lightweight clay ceramic ...
Domenico Ronga   +5 more
doaj   +1 more source

Superior Mesoporosity of Lipid‐Free Spent Coffee Ground Residues [PDF]

open access: yesChemSusChem, 2019
AbstractAs part of the biorefinery concept for spent coffee grounds (SCG), production of activated carbon (AC) was investigated from the degreased coffee grounds (DCG) left behind after oil extraction (primarily for biodiesel). The oils were extracted through conventional solvent extraction with GC/GC–MS confirming the oil was comparable to oils ...
Thomas I. J. Dugmore   +4 more
openaire   +3 more sources

Utilization of Spent Coffee Grounds, Waste Glass, and Clay as Raw Materials for Flooring Tiles [PDF]

open access: yesE3S Web of Conferences
The imperative confronting the national construction industry lies in the innovation of materials, harmonizing the delicate balance between resource utilization, energy efficiency, and economic accessibility.
Sales Showna Lee T.   +3 more
doaj   +1 more source

Preparation and Characterisation of Biosorbent from Local Robusta Spent Coffee Grounds for Heavy Metal Adsorption

open access: yesChemical Engineering Transactions, 2017
In this study, the removal of lead heavy metal pollutants from artificially lead-contaminated water was carried out using biosorbent prepared from local Robusta spent coffee grounds.
A. Ayucitra   +3 more
doaj   +1 more source

The effect of spent coffee grounds from different brewing cycles on the quality and antioxidant properties of butter cookies [PDF]

open access: yesBIO Web of Conferences
One way to use spent coffee grounds in restaurants and cafes is to develop recipes for cookies, muffins, and biscuits that include them. These products have a grainy structure.
Nilova Liudmila   +3 more
doaj   +1 more source

Coffee sludge as a new food ingredient

open access: yesBIO Web of Conferences, 2021
Spent coffee grounds (coffee sludge) is the most common recycled material obtained in the production of instant coffee. Thus, about 6 million tons of coffee sludge are generated annually. The purpose of this study was to evaluate the use of coffee sludge
Khashpakyants Bagrat   +2 more
doaj   +1 more source

Isolation of polyphenols from spent coffee grounds and silverskin by mild hydrothermal pretreatment [PDF]

open access: yes, 2016
In the present study, a new method for isolation of polyphenols (PP) from spent coffee grounds (SCG) and coffee silverskin (CS) is described. The method consisted in a mild hydrothermal pretreatment at 120 °C, during 20 min, using a liquid to solid ratio
Conde, Teresa, Mussatto, Solange I.
core   +1 more source

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