[go: up one dir, main page]

Knihs et al., 2024 - Google Patents

Cellulose regenerated films obtained from the dissolution of cotton waste in ionic liquid

Knihs et al., 2024

Document ID
3427692123940750405
Author
Knihs A
de Brito B
Granato M
Porto B
Siqueira Curto Valle R
Bierhalz A
Publication year
Publication venue
Colloid and Polymer Science

External Links

Snippet

In this study, cotton waste (white and green) from the textile brushing process and cotton wool were used as raw materials to obtain regenerated cellulose films. Cellulose was dissolved with the ionic liquid 1-ethyl-3-methylimidazolium chloride [EMIM] Cl at …
Continue reading at link.springer.com (other versions)

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR ARTIFICIAL THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
    • D01F2/08—Composition of the spinning solution or the bath
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/02—Cellulose; Modified cellulose
    • C08L1/04—Oxycellulose; Hydrocellulose, e.g. microcrystalline cellulose
    • D—TEXTILES; PAPER
    • D01—NATURAL OR ARTIFICIAL THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
    • D01F2/02—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from solutions of cellulose in acids, bases or salts
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/10—Esters of organic acids, i.e. acylates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
    • C08B15/02—Oxy-cellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
    • C08B15/04—Carboxycellulose, e.g. prepared by oxidation with nitrogen dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions or lattices by other methods than by solution, emulsion or suspension polymerisation techniques
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
    • C08B1/003—Preparation of cellulose solutions, i.e. dopes, with different possible solvents, e.g. ionic liquids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B9/00—Cellulose xanthate; Viscose
    • D—TEXTILES; PAPER
    • D01—NATURAL OR ARTIFICIAL THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F11/00—Chemical after-treatment of artificial filaments or the like during manufacture
    • D01F11/02—Chemical after-treatment of artificial filaments or the like during manufacture of cellulose, cellulose derivatives, or proteins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives

Similar Documents

Publication Publication Date Title
Ma et al. Circular textiles: closed loop fiber to fiber wet spun process for recycling cotton from denim
Široký et al. Attenuated total reflectance Fourier-transform Infrared spectroscopy analysis of crystallinity changes in lyocell following continuous treatment with sodium hydroxide
Chen et al. Combined effects of raw materials and solvent systems on the preparation and properties of regenerated cellulose fibers
Gassan et al. Alkali treatment of jute fibers: relationship between structure and mechanical properties
Wang et al. Preparation of tough cellulose II nanofibers with high thermal stability from wood
Olsson et al. Background, Means and Applications
Cao et al. Structure and properties of novel regenerated cellulose films prepared from cornhusk cellulose in room temperature ionic liquids
Li et al. Dissolution of cellulose from different sources in an NaOH/urea aqueous system at low temperature
Qi et al. The dissolution of cellulose in NaOH-based aqueous system by two-step process
Pullawan et al. Deformation micromechanics of all-cellulose nanocomposites: Comparing matrix and reinforcing components
Pang et al. Fabrication and characterization of regenerated cellulose films using different ionic liquids
Tripathi et al. Heterogeneous acetylation of plant fibers into micro-and nanocelluloses for the synthesis of highly stretchable, tough, and water-resistant co-continuous filaments via wet-spinning
Moriam et al. Towards regenerated cellulose fibers with high toughness
Zhao et al. Reinforcement of all-cellulose nanocomposite films using native cellulose nanofibrils
Zhu et al. High modulus regenerated cellulose fibers spun from a low molecular weight microcrystalline cellulose solution
Li et al. Structure and properties of regenerated cellulose fibers based on dissolution of cellulose in a CO2 switchable solvent
Li et al. Nanocellulose fibrils isolated from BHKP using ultrasonication and their reinforcing properties in transparent poly (vinyl alcohol) films
Vocht et al. High-performance cellulosic filament fibers prepared via dry-jet wet spinning from ionic liquids
Sun et al. Dissolution of cellulose with a novel solvent and formation of regenerated cellulose fiber
Morgado et al. Biobased films prepared from NaOH/thiourea aqueous solution of chitosan and linter cellulose
Wang et al. Structure and properties of novel regenerated cellulose fibers prepared in NaOH complex solution
Yudianti et al. Properties of bacterial cellulose transparent film regenerated from dimethylacetamide–LiCl solution
Huang et al. Rapid dissolution of spruce cellulose in H2SO4 aqueous solution at low temperature
Wei et al. Structure and properties of all-cellulose composites prepared by controlling the dissolution temperature of a NaOH/Urea solvent
Chen et al. Effect of hemicellulose removal on the structural and mechanical properties of regenerated fibers from bamboo