Results 11 to 20 of about 661,569 (335)

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   +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

Use of castor oil-based polyurethane adhesive in the production of glued laminated timber beams

open access: yesMaterials Research, 2006
Researchers from the Polymer Technology and Analytical Chemistry (LQATP) group at the São Carlos Institute of Chemistry, University of São Paulo, developed a polyurethane adhesive based on castor oil.
Maximiliano dos Anjos Azambuja   +1 more
doaj   +2 more sources

Bio‐based polyurethane‐graphene composites for adhesive application

open access: yesSPE Polymers, 2023
Natural oil‐based polyurethanes are prepared through solvent‐less and easily processable approach for adhesive applications. The polyurethane is optimized through varying the volume fractions of the precursors which was then confirmed through the ...
Shivam Tiwari   +2 more
doaj   +2 more sources

Adhesive Polyurethane Liners for Anterior Restorations

open access: yesJournal of Dental Research, 1968
Polyurethane-type compositions were developed as adhesive liners for poly(methyl methacrylate) restorations. Several polyglycol-diisocyanate mixtures had excellent adhesion to human dentin when applied to moist teeth in vitro.
John D. Galligan   +2 more
core   +3 more sources

The effect of adhesive thickness on the mechanical behavior of a structural polyurethane adhesive

open access: yesThe Journal of Adhesion, 2015
One parameter that influences the adhesively bonded joints performance is the adhesive layer thickness. Hence, its effect has to be investigated experimentally and should be taken into consideration in the design of adhesive joints.
Silva, Lucas da   +5 more
core   +3 more sources

Mechanical Strength Indicators of Polyurethane Adhesive in Lightweight Floor Systems

open access: yesTechnical Transactions, 2020
The article describes the basic features of the lightweight floor system with heat-dissipating lamellas (LFS-L) that do not require screeds and are used in the design of radiant heating.
Karpiesiuk Jacek
doaj   +2 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

Curing and Adhesive Characteristics of Single-Component Polyurethane Binders [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban, 2021
Monocomponent polyurethane is a reactive adhesive, and its mechanical properties are better than those of conventional asphalt binders, but the reaction process is easily affected by environmental factors such as temperature, air and water, etc.
Zhong Ke   +5 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

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