Maleopimaric acid | C24H32O5 | CID 92120 - PubChem
网页Maleopimaric acid | C24H32O5 | CID 92120 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.
Journal of Applied Polymer Science | Wiley Online Library
网页2015年12月23日 · Maleopimaric acid (MPA), an important rosin derivative, was used to partially substitute isophthalic acid for the preparation of an anionic polyol (MPP) dispersion. The MPP dispersion was then applied to prepare a novel maleopimaric acid-modified two-component waterborne polyurethane (MPP-2K-WPU).
The curing characteristics and properties of bisphenol A epoxy …
网页2022年11月1日 · In this study, we first used rosin as a natural raw material to synthesize maleopimaric acid (MPAc) as a curing agent for DGEBA. Then, the effects of the blending ratio of bio-based and petroleum-based curing agents on the microscopic, thermal, mechanical and electrical properties of the curing system were analyzed.
Novel eco-friendly maleopimaric acid based polysiloxane flame …
网页2020年9月29日 · In this study, a novel flame retardant was synthesised by imidisation of an amino-polysiloxane using biorenewable resource-maleopimaric acid (MPA). The MPA inhibits the conversion of polysiloxane to cyclic siloxane, thereby enhancing thermal stability.
Preparation of Maleopimaric Acid | Industrial & Engineering …
网页Synthesis of new 1,3-thiazol derivatives of maleopimaric acid as anticancer, antibacterial and antifungal agents. Natural Product Research 2021, 35 (8) , 1340-1348.
Preparation and properties of maleopimaric acid-based …
网页2016年1月1日 · Maleopimaric acid-based polyester polyol (MPP) dispersion was prepared by a three-step process, involving the preparation process of hydrophilic polyester intermediate (HPI), the preparation process of MPP, and the dispersion process of MPP.
Maleated rosin-derived advanced materials: preparation ... - Springer
网页2022年4月8日 · Maleopimaric acid 1 (MPA) is a readily available compound obtained from levopimaric acid 2 and maleic anhydride by the Diels–Alder reaction (Scheme 1). MPA is widely used in the technology of paints and varnishes and polymeric materials [ 2 ] and is considered as a promising starting material for the synthesis of …
Some new derivatives of maleopimaric acid | Journal of Chemical ...
网页Synthesis of 4,5-dihydroisoxazole derivatives of maleopimaric acid by 1,3-dipolar cycloaddition reaction between its allyl derivatives and aromatic nitrile oxides. Chemistry of Heterocyclic Compounds 2018, 54 (8) , 796-803.
Advances in Rosin-Based Chemicals: The Latest Recipes, …
网页2019年4月26日 · Maleopimaric acid is an off-white solid (m.p. 223 °C). It can be prepared from abietic acid and maleic anhydride via a Diels-Alder reaction according to Scheme 1 , followed by recrystallization . Maleopimaric acid is …
Maleopimaric acid – a potent sensitizer in modified rosin
网页The levopimaric-maleic anhydride Diels-Alder adduct (maleopimaric acid) is the main component obtained in the maleic-modified rosins. This compound was synthesized and its structure was determined. Its sensitising potential was investigated in guinea pigs according to different methods.
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