Dithiodiphenylamine
WebThe invention belongs to the technical field of organic chemistry and materials science, and particularly discloses a polythiourea compound and a preparation method and application thereof. In the invention, elemental sulfur, chloroacetic acid and polyamine compounds are heated and stirred to react in an organic solvent, and then polythiourea compounds are … Webdithiodiphenylamine. The polymer networks possessed high tensile strength as well as excellent self-healing efficiency. In addition, broad glass-transition temperature of the samples endowed the films with a versatile shapememory effect. Zhang et al. [18] prepared a serious of castor oil-based cationic waterborne
Dithiodiphenylamine
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WebJul 7, 2024 · Luzuriaga et al. [31, 32] used 4,4'-dithiodiphenylamine as curing agent to obtain a degradable recovery thermosetting composite materials containing disulfide bonds, which could be recovered from the solution containing mercaptan to obtain carbon fibers without significant change. WebApr 1, 2024 · A multifunctional castor oil based waterborne polyurethanes with high strength was successfully developed by employing proper amount of dithiodiphenylamine (DTDA), which possessed high tensile strength up to 38 MPa as well as excellent self-healing efficiency. Expand
WebAug 10, 2024 · Zhang et al. reported the development of multifunctional castor-oil-based waterborne polyurethane (PUF) with high strength using controlled amounts of dithiodiphenylamine. With the introduction of 2,2′-disulfanediyldianiline (DTDA) the tensile strength and the glass transition temperature ( T g ) of the novel multifunctional WPUs ... WebOct 1, 2024 · This was because the hydrogen bonding interaction of the elastomer was stronger with the increase of 4, 4′-dithiodiphenylamine. At the same time, there was a …
http://www.sychemlab.com/722-27-0.html WebHerein, a new kind of reprocessable shape memory thermosetting resins (DBE) are developed through building a crosslinked network based on N,N′‐4,4′‐diphenylmethane bismaleimide (BDM ...
WebOct 1, 2024 · In this study, we report a catalyst-free sustainable epoxy vitrimer (ESOV) fabricated via direct curing ESO with 4,4′-dithiodiphenylamine (APD) as a curing agent. …
WebJan 21, 2024 · Furthermore, the same research group prepared high strength self-healing multi-shape memory waterborne polyurethane networks by introducing controlled amounts of dithiodiphenylamine to the castor ... geneva florida weather forecastWebWe report development of a multifunctional castor-oil-based waterborne polyurethane with high strength using controlled amounts of dithiodiphenylamine. The polymer networks possessed high tensile strength up to 38 MPa as well as excellent self-healing … choti choti gaiya song downloadWebNov 1, 2024 · Zeng et al. demonstrated a novel epoxy material derived from the reaction of 4,4′-dithiodiphenylamine with epoxidized soybean oil, and the mechanical properties were almost recovered completely ... geneva fl weatherWebWe report development of a multifunctional castor‐oil‐based waterborne polyurethane with high strength using controlled amounts of dithiodiphenylamine. The polymer networks possessed high tensile strength up to 38 MPa as well as excellent self‐healing efficiency. geneva flights from londonWebFurthermore, the same research group prepared high strength self-healing multi-shape memory waterborne polyurethane networks by introducing controlled amounts of dithiodiphenylamine to the castor oil-based polymer chains . The use of castor oil as a polyol in combination with the previously mentioned sulfur crosslinking strategy was … choti choti gaiya lyrics hindiWebIn general, these materials show rapid healing rates and high healing capabilities. 26 Typically, dithiodiphenylamine with two benzene rings has been used to synthesize tough and self-healing PU elastomers. 27 The healing efficiency can reach 75% at room temperature in 2 h. choti choti gaiya lyrics in englishWeb产品别名： 二硫二(对氨基)苯; 4,4'-二氨基二苯二硫醚: cas no.： 722-27-0: 分 子 式： c 12 h 12 n 2 s 2: 分 子 量： 248.37 geneva fl weather forecast