| 单词 | copolymer |
| 例句 | In both dispersions, the base polymer was a copolymer composed of the inexpensive, commercially available components styrene and butyl acrylate. Recycling of water-based adhesive achieved by changing pH 2023-11-13T05:00:00Z The monomer sequence plays a critical role in a material's properties, but scientists until now have lacked a method for sequencing synthetic copolymers. Chemists image basic blocks of synthetic polymers 2023-11-09T05:00:00Z At launch, each motor had about 1.1 million pounds of polybutadiene acrylonitrile copolymer propellant, which has the consistency of a pencil eraser. Space shuttle Endeavour's rockets roll into L.A. as Science Center hails arrival 2023-10-11T04:00:00Z And while he worked on other projects involving branch block copolymers and immuno-diagnostics, none were part of popular successes like Post-it Notes. Spencer Silver, an inventor of Post-it Notes, is dead at 80 2021-05-13T04:00:00Z When formulated into a paint or ink and applied to a surface, these copolymers arrange themselves into neatly ordered layered structures that refract light. A Butterfly’s Brilliant Blue Wings Lead to Less Toxic Paint 2020-11-13T05:00:00Z The styrene–maleic acid copolymer: a versatile tool in membrane research. Structure of the alternative complex III in a supercomplex with cytochrome oxidase 2018-04-24T04:00:00Z In the simplest polymers, the monomers are identical, but more complex properties arise when polymers contain monomers of different sorts -- called copolymers. Chemists image basic blocks of synthetic polymers 2023-11-09T05:00:00Z The company plans to invest more than a $100 million in expanding the production of the fast-growing ethylene copolymer products. DuPont Plans To Increase Its Ethylene Copolymer Production To Tap Growth In Food Packaging Demand 2014-09-18T04:00:00Z Sequencing copolymers is so difficult in large part because of heterogeneity in synthetic polymers, Chen said. Chemists image basic blocks of synthetic polymers 2023-11-09T05:00:00Z Cypris’s copolymers do this on their own when put into a solution, with the length of the polymer chain determining the wavelength of light reflected. A Butterfly’s Brilliant Blue Wings Lead to Less Toxic Paint 2020-11-13T05:00:00Z The company also still needs to do a full analysis of its copolymers and manufacturing processes to confirm that its colorants are indeed safer and more environmentally friendly than traditional dyes and pigments. A Butterfly’s Brilliant Blue Wings Lead to Less Toxic Paint 2020-11-13T05:00:00Z The precise arrangement of the monomers in a copolymer plays an important role in its properties, such as stiffness or flexibility. Chemists image basic blocks of synthetic polymers 2023-11-09T05:00:00Z Short copolymer chains refract shorter wavelengths of light: ultraviolet, blues and greens. A Butterfly’s Brilliant Blue Wings Lead to Less Toxic Paint 2020-11-13T05:00:00Z |
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