Results 11 to 20 of about 4,061 (210)

The effect of oxidated glucose on the performance and structures of polyamide resins synthesized by citric acid and hexanediamine

open access: yesPolymer Testing, 2022
A thermoset polyamide resins were synthesized by citric acid and hexanediamine (CH), and was modified by oxidized glucose (OG). The effect of oxidation time and addition amount of oxidized glucose on shearing strength of plywood were characterized ...
Gaoxiang Xu   +5 more
doaj   +1 more source

Challenges, standards and prospects in the therapy of orthodontic traction of impacted maxillary canine: A surgical phase [PDF]

open access: yesVojnosanitetski Pregled, 2022
nema
Selaković Jovana   +5 more
doaj   +1 more source

Solid-state inorganic and metallic adhesives for soft biological tissues

open access: yesJapanese Dental Science Review, 2023
Currently, the soft-tissue adhesives used in clinical practice are glue-type organic adhesives. However, there is a demand for new types of adhesives, because the current organic adhesives present challenges in terms of their biocompatibility and ...
Masahiro Okada, Takuya Matsumoto
doaj   +1 more source

Effects of Alcell Lignin Methylolation and Lignin Adding Stage on Lignin-Based Phenolic Adhesives

open access: yesMolecules, 2021
To investigate the effects of lignin methylolation and lignin adding stage on the resulted lignin-based phenolic adhesives, Alcell lignin activated with NaOH (AL) or methylolation (ML) was integrated into the phenolic adhesives system by replacing phenol
Xianbin Ai   +4 more
doaj   +1 more source

Adhesives and adhesion. True chemical compounds as adhesives [PDF]

open access: yesJournal of the Franklin Institute, 1927
Abstract Adhesives are usually regarded as ill-defined substances of a colloidal nature, typified by glues, gums, resins, pastes and the like. It is the object of the present communication to show that pure substances can fully rival many of the common adhesives.
James William McBain, W. B. Lee
openaire   +2 more sources

Benefits of self-etch adhesives active application with rotary brush to enamel [PDF]

open access: yesVojnosanitetski Pregled, 2020
Background/Aim. Theoretically, agitation of self-etch adhesive and solutions can be significantly accelerated by the use of the rotary brush. The aim of this study was to evaluate application of a universal adhesive in a self-etch mode and a self-etch ...
Ayar Muhammet Kerim
doaj   +1 more source

Competitive polycondensation of model compound melamine-urea-formaldehyed (MUF) resin system by 13C NMR

open access: yesJournal of Bioresources and Bioproducts, 2020
Melamine-urea-formaldehyde (MUF) resin is an excellent adhesive in the field of wood adhesives, however the competition mechanism is questionable which affects the structure control and performance optimization of the resin.
Jiankun Liang   +6 more
doaj   +1 more source

Study of the Antagonism of Biocontrol Strains Against the Blue-Stain Fungus of Rubberwood

open access: yesJournal of Fungi
Wood blue staining is one of the most common wood defects, which commonly occurs in rubberwood and Masson pine. It not only affects the appearance of the wood, but also its properties. In this study, rubberwood from Xishuangbanna was examined. During the
Xiaolong Wu   +4 more
doaj   +1 more source

A tough and robust hydrogel constructed through carbon dots induced crystallization domains integrated orientation regulation

open access: yesNature Communications
Tough hydrogels show great potential applied in flexible electronics, sensors and soft robotics, but it remains challenging to combine high strength, toughness and stability.
Huanxin Huo   +11 more
doaj   +1 more source

A Study on the Inheritance and Differentiation of Spatial Forms of Vernacular Architecture in the Yunnan–Tibet Area

open access: yesBuildings
Vernacular architecture is a complex and living heritage type, and the study of the evolution laws of its spatial form is of great value to the conservation of architectural heritage diversity.
Kua Wu   +6 more
doaj   +1 more source

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