摘要:
The present invention relates to the use of an aqueous sodium hydroxide/thiourea solution, specifically to the use of an aqueous sodium hydroxide/thiourea solution for pilot-scale production of cellulose products, wherein sodium hydroxide constitutes 8.1%-12.0% of the total weight of the aqueous solution, thiourea constitutes 3.0%-6.0% of the total weight of the aqueous solution, and said cellulose products include regenerated cellulose filaments, films, nonwovens, as well as composite fibers and/or functional materials of protein/cellulose, chitin/cellulose, Konjac Glucomannan/cellulose, nano-crystal particle/cellulose, etc.
摘要:
The present invention relates to the use of an aqueous sodium hydroxide/thiourea solution, specifically to the use of an aqueous sodium hydroxide/thiourea solution for pilot-scale production of cellulose products, wherein sodium hydroxide constitutes 8.1%-12.0% of the total weight of the aqueous solution, thiourea constitutes 3.0%-6.0% of the total weight of the aqueous solution, and said cellulose products include regenerated cellulose filaments, films, nonwovens, as well as composite fibers and/or functional materials of protein/cellulose, chitin/cellulose, Konjac Glucomannan/cellulose, nano-crystal particle/cellulose, etc.
摘要:
The present invention relates to a non-toxic process and system for pilot-scale production of cellulose products, and particularly to a process and system for pilot-scale production of cellulose products by using aqueous sodium hydroxide/urea solution pre-colled to lower than −8° C., in which cellulose could dissolved rapidly. The said process and system can be used to produce fibers, films, chromatographic packings, or nonwovens of regenerated cellulose, as well as to produce a variety of high added-value products by adding other materials such as functional materials, nano-materials, etc.
摘要:
The present invention relates to a non-toxic process and system for pilot-scale production of cellulose products, and particularly to a process and system for pilot-scale production of cellulose products by using aqueous sodium hydroxide/urea solution pre-colled to lower than −8° C., in which cellulose could dissolved rapidly. The said process and system can be used to produce fibers, films, chromatographic packings, or nonwovens of regenerated cellulose, as well as to produce a variety of high added-value products by adding other materials such as functional materials, nano-materials, etc.
摘要:
The present invention relates to nanocomposite materials based on a copolymer of at least two monomers selected from the group consisting of butadiene, isoprene and styrene and a clay mineral dispersed therein, and a process for preparing them. By using an organolithium as the initiator, an organic hydrocarbon solvent as the solvent and a polar additive as the microstructure modifier by means of a classical anionic solution polymerization process, at least two monomers selected from the group consisting of butadiene, isoprene and styrene are in-situ intercalation polymerized in the presence of an organoclay, thereby obtaining a delaminated nanocomposite material which is excellent in mechanical properties, heat resistance, barrier property, chemical resistance and is well balanced in its comprehensive properties.
摘要:
The present disclosure is a layered protective case for a portable computing device with a unique structure to alleviate force from physical impact and to facilitate heat dissipation. Various embodiments are discussed to illustrate options of trade offs between several desired parameters.
摘要:
Blood diluent for use in the analysis of blood components may include at least one purine compound or salt thereof. The blood diluent may also include at least one of alkali metal salt and/or at least one organic buffers and/or inorganic buffer. The blood diluent may be utilized to stabilize blood cells during storage and facilitate the analysis thereof.