Results 91 to 100 of about 729 (154)

Effects of pre-treatment of Curauá fibers on compatibility with portland cements

open access: yes, 2018
There has been ever growing interest in the construction industry in using lighter, eco-friendly and sustainable materials, while maintainingthe desirable mechanical properties.
Adalberto Matoski   +11 more
core   +1 more source

Efeito da concentração de sais do meio MS e do BAP na multiplicação de brotos de curauá (Ananas comosus var. erectifolius (L. B. Smith) Coppens & F. Leal, Bromeliaceae) cultivados in vitro. [PDF]

open access: yes, 2016
O curauá (Ananas comosus var. erectifolius (L. B. Smith) Coppens& F. Leal, Bromeliaceae) é uma planta nativa da Amazônia que apresenta um alto interesse econômico, devido a grande resistência fibrosa encontrada em suas folhas.
ASSIS, R. M. A. de   +3 more
core  

Purificação da enzima bromelina presente no curauá (Ananas erectifolius L.B. Smith) variedade roxa, por sistema bifásico aquoso PEG 4000/fosfato de potássio

open access: yes, 2011
Curauá (Ananas erectifolius LB Smith) is a typical plant of northern and central-western Brazil. It produces a highly strong fiber with applications in several areas, mainly in the automotive industry. Belonging to the family of Bromeliaceae, it contains
Machado, Isaac Stringueta   +4 more
core   +1 more source

VALIAÇÃO DE PLANTIOS DE PARICÁ (Schizolobium parahyba var. amazonicum (Huber ex Ducke) Barneby DE DIFERENTES IDADES E SISTEMAS DE CULTIVO NO MUNICÍPIO DE AURORA DO PARÁ - PA (BRASIL)

open access: yesCiência Florestal, 2015
This work aimed to study the behavior of the species Schizolobium parahyba var. amazonicum ( Huber ex Ducke ) Barneby (In the Portuguese language ‘Paricá’) at different ages and cultivation systems in Aurora do Pará (Pará state, Brazil).
Iracema Maria Castro Coimbra Cordeiro   +3 more
doaj  

Mechanical Properties of Hybrid PVA-Natural Curaua Fiber Composites. [PDF]

open access: yesMaterials (Basel), 2022
Zukowski B   +3 more
europepmc   +1 more source

Dynamic and Ballistic Performance of Graphene Oxide Functionalized Curaua Fiber-Reinforced Epoxy Nanocomposites. [PDF]

open access: yesPolymers (Basel), 2022
Costa UO   +6 more
europepmc   +1 more source

Cultivo e produção agroambiental sustentável de curauá (Ananas comosus var. erectifolius (L.B.Sm.) Coppens & F.Leal, Bromeliaceae) no Nordeste paraense-PA. [PDF]

open access: yes, 2016
Os produtos florestais não-madeireiros provenientes de sistemas de cultivo com a espécie agronômica curauá estão sendo considerados uma das alternativas de renda para empresas, agricultores e comunidades do Estado do Pará-PA. O estudo do curauá vem sendo
FERREIRA, G. C.   +3 more
core  

Extrudability of cement-based composites reinforced with curauá (Ananas erectifolius) or polypropylene fibers

open access: yes, 2019
The aim of this research was to evaluate the influence of the curauá or polypropylene fibers on rheological properties of fresh cementitious paste.
Lahr, F. A.R.   +4 more
core   +1 more source

Dynamic Mechanical Behavior of Graphene Oxide Functionalized Curaua Fiber-Reinforced Epoxy Composites: A Brief Report. [PDF]

open access: yesPolymers (Basel), 2021
Costa UO   +6 more
europepmc   +1 more source

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