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Hydroxypropyl methylcellulose production technology and market development status

Abstract : The present situation of production technology, application technology and market development of hydroxypropyl methylcellulose (HPMC) at home and abroad is reviewed. At present, developed countries such as Europe and the United States more adopt the gas-phase process to produce HPMC, whic

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2023 05-05
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Preparation and Properties of Hydroxypropyl Methyl Cellulose Succinate (HPMCS)

Abstract: Hydroxypropylmethylcellulose (HPMC) is used as the mother material. Using succinic anhydride as esterification agent and anhydrous sodium acetate as catalyst, hydroxypropyl methylcellulose succinate (HPMCS) was prepared by esterification reaction in acetic acid. By changing the reaction te

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2023 04-14
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Application of hydroxypropyl methylcellulose in surface modification of traditional Chinese medicine powder in direct compression process

Abstract: Compared with the tableting process after granulation, the direct compression process is the best choice for tablet production. However, due to its high performance requirements for raw materials, only a small amount of drugs can be produced by the direct compression process. . Based on th

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2023 04-13
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Experimental Study on Mixing Ratio of Hydroxypropyl Methyl Cellulose Toughening Cement Mortar

Abstract: As a modifier, hydroxypropyl methylcellulose solution is mixed into cement mortar to improve its toughness. The effects of water-binder ratio, concentration and content of cellulose solution on the flexural strength, compressive strength and flexural ratio of cement mortar were studied by

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2023 04-13
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Effect of Hydroxypropyl Methyl Cellulose Ether on the Properties of Machine Sprayed Cement Mortar

Abstract: Cellulose ether is an essential additive in machine-blasted mortar. The effects of four different viscosities of hydroxypropyl methylcellulose (HPMC) on the water retention, density, air content, mechanical properties and pore size distribution of machine-blasted mortar were studied. Studi

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2023 04-12
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Efecto de la hidroxipropilmetilcelulosa sobre la humedad de la masa y la calidad de la masa frita

Resumen: Se estudió el efecto de la hidroxipropilmetilcelulosa (HPMC) sobre el estado de humedad de la masa, las propiedades de cristalización de proteínas y almidón y la estructura del gluten, y se analizó el efecto de la HPMC sobre la mejora de la calidad de consumo de los palitos de masa frita me

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2023 03-23