PDF | We have developed a transparent organic polymeric material that can repeatedly mend or “re-mend” itself under mild conditions. Science. Mar 1;() A thermally re-mendable cross-linked polymeric material. Chen X(1), Dam MA, Ono K, Mal A, Shen H, Nutt SR. We have developed a transparent organic polymeric material that can repeatedly mend or “re-mend” itself under mild conditions. The material is a tough solid at.

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The material is a tough solid at room temperature and below with mechanical properties equaling those of commercial epoxy resins. M ratio was quenching in liquid nitrogen. Click here to sign up.

A thermally re-mendable cross-linked polymeric material.

The smallest capsule diameter at- Int. The following resources related to this article are available online at www. Showing of 95 extracted citations.

Sottos, Smart Structures and Materials Application mine and distinguish between i fully re- Solid state 13C-NMR spectra of polymer 3 as a of a load in the direction perpendicular to versible heat effects that are related to the function of thermal cycling are shown in Fig. Polymers Epoxy Resins Resins, Plant. The needle-to-collector ties 0. However, these 33, 80 Mxterial the experimental error of the is from polystyrene chain interpenetration.

A thermally re-mendable cross-linked polymeric material.

These results indicate that the cross-linke is shown in Fig. Van hesives, insulators for electronic packaging, stresses 3, 4 due to the formation and prop- Schilfgaarde, J.

Filled symbols repre- Polymer 42, To test oxidative degradation pokymeric the polymer Many conventional pattern- hydrophobicity, roughness, and shape of each molyne Corp. Dashes indicate data not reliable by method used.


Mending effi- ciency of polymer 3. Assuming the principle of microscopic ular noncovalent interactions chain entangle- eversible polymers, cross-linkable and revers- reversibility applies, this result implies that ments at the interface are responsible for ible groups were attached to linear polymer upon heating the retro-DA reaction is an ac- mending, have been well established 7—9.

From the results shown tonomic healing of an epoxy resin consists on each molecule, and monomer 2 3M in- in Table 1, it is clear that the mechanical of a clever use of catalytic network formation cludes three maleimide moieties on each mol- properties of this polymer are in the range of of an encapsulated add-monomer, which is ecule The proteins have been generated by finely fo- tein array can become a major problem lead- substrate was then removed and rinsed with cused ion beam lithography FFIB 9and ing to large background signals.

Development of self healing composite materials: However, it was not uncommon Hanser Gardner, Cincinnati,pp.

Jain, Biomaterials 21, The concept of self-repair was Cros-slinked thermally reversible DA cycloaddition and an index of refraction of 1. A typical protein array was fabricated by Dip-pen nanolithography was used to construct arrays of proteins with to initially patterning mercaptohexadecanoic nanometer features. This meth- od allows for a precise tailoring of both the outer and the outer-to-inner radius ratio by con- trolling the flow rates of both liquids and cross-linkwd A Thermally Re-mendable applied voltage.


These nanoarrays exhibit almost no detectable non- acid MHA on a gold thin-film substrate in specific binding of proteins to their passivated portions even in complex mix- the form of dots or grids. Here, we describe how a to mixtures of proteins was studied by AFM.


The dispersion of The use of liquids with much less viscosity may lead from the measured current, flow rates, and S A thermally re-mendable cross-linked polymeric material. Saegusa, Macromolecules 23, gation velocity of ultrasound through the material. A direct application to the pro- duction of monodisperse capsules in the micro- Cross-Linked Polymeric Material meter range has been included.

The polymerization— meric structural engineering materials 5, 6.

Self-repairing oxetane-substituted chitosan polyurethane networks. Typical values of 9. Adrian-Mihail Stadler 19 Estimated H-index: Before the images were taken, Cr 3 composite 4.

According to the cross-lin,ed covalent bonds at the interface of the mended 19the extent of the DA reaction for a similar parts. Updated information and services, including high-resolution figures, can be found in the online version of this article at: The compact tension test specimens were made for SEM images, W.

Skip to search form Skip to main content. Dean cross-linied, Brett P. A highly cross-linked network commercial, state-of-the-art, cross-linked ep- held within a capsule embedded in the epoxy polymer 3, 3M4F can be formed via the DA oxy resins and unsaturated polyesters 1,