Results 1 to 10 of about 20,841 (294)

Hydrolysis-resistant and stress-buffering bifunctional polyurethane adhesive for durable dental composite restoration [PDF]

open access: yesRoyal Society Open Science, 2020
A new elastic polyurethane (PU) adhesive was reported in this study to improve the stability and durability of the dental adhesion interface. A polyurethane oligomer was synthesized by the solution polymerization method, and a diluent and solvent were ...
Jiahui Zhang, Huimin Wang, Zuosen Shi
exaly   +3 more sources

Cyclic fatigue testing: Assessment of polyurethane adhesive joints' durability for bus structures' aluminium assembly

open access: yesJournal of Advanced Joining Processes, 2021
Over the years, using adhesive joints in structural applications widespread all industrial domain, achieving an amazing current usage. This is due to the benefits that this technology is capable of providing to complex-shaped structures, both in ...
Yasmina Boutar   +5 more
doaj   +2 more sources

Properties of the wall structures made of autoclaved cellular concrete products on the polyurethane foam adhesive [PDF]

open access: yesИнженерно-строительный журнал, 2013
The article presents information on a test experiment for the construction of masonry fragments made of autoclaved cellular concrete products (ААС blocks) on the polyurethane adhesive and the ensuing structural, thermal and technological tests of this ...
A.S. Gorshkov, N.I. Vatin
doaj   +2 more sources

Polyurethane adhesives in flat roofs [PDF]

open access: yesMATEC Web of Conferences, 2017
It is necessary to stabilize individual layers of flat roofs, mainly because of wind suction. Apart from anchoring and surcharge, these layers can be secured by bonding. At present gluing is an indispensable and widely used stabilization method.
Bogárová Markéta   +2 more
doaj   +4 more sources

Lignosulfonate-Based Polyurethane Adhesives [PDF]

open access: yesMaterials, 2021
The feasibility of using lignosulfonate (LS) from acid sulphite pulping of eucalyptus wood as an unmodified polyol in the formulation of polyurethane (PU) adhesives was evaluated. Purified LS was dissolved in water to simulate its concentration in sulphite spent liquor and then reacted with 4,4′-diphenylmethane diisocyanate (pMDI) in the presence or ...
Sandra Magina   +4 more
openaire   +2 more sources

Influence of Puspa Wood and Coconut Trunk Combination on the Characteristics of Cross-Laminated Timber Bonded with Polyurethane Adhesive

open access: yesJurnal Sylva Lestari, 2023
The purpose of this study was to evaluate the characteristic of cross-laminated timber (CLT) made from puspa (Schima wallichii) wood, coconut (Cocos nucifera) trunk, and their combination using a polyurethane (PU) adhesive.
Siti Aisyah   +5 more
doaj   +1 more source

Two Polyurethane Adhesives for PVDF Fixation Show Superior Biocompatibility in a Rat Model

open access: yesJournal of Investigative Surgery, 2022
Background The current standard for open and laparoscopic repair of incisional hernia consist of an abdominal wall augmentation by mesh implantation. However, the ideal fixation method of the prothesis material remains under discussion, due to potential ...
Daniel Heise   +9 more
doaj   +1 more source

Research on the selection of polyurethane adhesive and direct tensile properties of polyurethane rubber particle mixture

open access: yesCase Studies in Construction Materials, 2023
Poroelastic road surface has been found to be an effective solution for the traffic noise due to their porosity and elastic properties compared with conventional asphalt surface. However, the appropriate polyurethane for road utilization is still unclear
Junfeng Gao   +4 more
doaj   +1 more source

The Influence of Temperature Impact on the Strength of Adhesion of Polyurethane Glue-foam with Masonry Products [PDF]

open access: yesE3S Web of Conferences, 2020
The use of masonry on glued polyurethane foam joints can significantly increase labor productivity in the construction of stone buildings. One of the factors restraining the introduction of polyurethane foam adhesive into the practice of construction of ...
Derkach Valery
doaj   +1 more source

Effects of the adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors

open access: yesJournal of Materials Research and Technology, 2021
The effects of adhesive layer on the multi-hit ballistic performance of ceramic/metal composite armors are studied by the experimental and numerical methods.
Yonghua Shen   +5 more
doaj   +1 more source

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