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Calico
Calico

Calico

Release time:
2018-12-07
Abstract:
The printed cloth is made of high-temperature printing and dyeing of grey cloth printing paper. It was very popular in the Tang and Song Dynasties and reached its peak in the Ming and Qing Dynasties. He was deeply loved by people and was used as a must-have for dowry and clothes.
Cotton fabric
Cotton fabric

Cotton fabric

Release time:
2018-12-07
Abstract:
CottonMiansilk,ancientreferstothesoftsilkfabricwhichismadeofwovensilkandwovenfromrawmaterialsandhasasofttextureandathicksurface."ZiZhiTongJian"173ChenTaijiannineyearsnote:"Miansilk,spinningcottonforit,todayHuaipeoplecanweave,thick,durableservice."Thechemicalcompositionof"MianSilk"intoday'spopulationissimilartothatofcotton,butcottonisnotnaturalcotton.Themaincomponentofcottonsilkisviscose,whichismadefromcottonlinters,woodpulpandotherrawmaterials.Naturalfibersareextractedfromthem.Afterprocessingthesenaturalfibersthroughspecialprocesses,viscosefibersarefinallyproduced.Whentheviscosefiberisjustproducedfromthefactory,itisfilament.Thefabricismadeofrayon,Tencel,icesilk,modal(speciallyreferredtoaseucalyptuspulpmadeofviscosefabric)bamboofiber(asthenamesuggests,therawmaterialisBamboopulp)andsoon,thenameofthesefabrics,thesefabricshaveaspecialfeature,thesinkingisexcellent.Theviscosefilamentsarecutintoshortfilaments(usually33to45mm)similartocottonfibers,whicharecalledcottonviscosestapleyarns(alsocalledartificialcotton,stickycotton).Itissupplementedwithotherfibers,suchasviscoselongfibers,naturalcottonfibers,andevenasmallamountofsilk,whicharespunintocotton.Viscosehasbettermoisturepermeabilityandbetterbreathabilitythannaturalcottoncloth.Itiscomfortabletowearandcool,butithaspoorabrasionresistance.Thecottonfabricovercomesthisshortcomingwithitsblendingpropertiesandisthicker.Butthefallandbrightnessarenotasgoodasthefabricofviscosefilaments.
Human cotton digital printing
Human cotton digital printing

Human cotton digital printing

Release time:
2018-12-07
Abstract:
CottonfabricViscose,referredtoashumancotton,referstoartificialcotton,thescientificnameviscosefiber,isaman-madefiber,feelslikecotton,thepriceischeaperthancotton.Thebasiccompositionofviscosefiberiscellulose,whichiscommonlyusedinthemanufactureofindustrialproductssuchastirecordsandconveyorbelts.Viscosefiberisawidelyusedchemicalfiber.Humancottonreferstorayon,thescientificnameviscosefiber,whichbelongstoman-madefiber.English:Viscosefeelslikecotton,andthepriceischeaperthancotton.Viscosefibersareregeneratedcellulosefibers.Itismadeofnaturalcelluloseasrawmaterial,madeintosolublecellulosexanthatebyalkalization,aging,yellowingandotherprocesses,andthendissolvedindilutealkalisolutiontomakeviscose,whichismadebywetspinning.Differentviscosefibers,high-moisturemodulusviscosefibersandhigh-strengthviscosefiberscanbeobtainedbyusingdifferentrawmaterialsandspinningprocesses.Ordinaryviscosefiberhasgeneralphysicalandmechanicalpropertiesandchemicalproperties,andisdividedintocottontype,wooltypeandfilamenttype,commonlyknownasartificialcotton,artificialhairandrayon.Highwetmodulusviscosefibershaveahighdegreeofpolymerization,strengthandwetmodulus.Thisfiberhasaunitdensityof2SPANcNperunitofdensityinthewetstate,andthewetelongationunderthisloaddoesnotexceed15%,mainlyrichandstrongfibers.High-strengthviscosefiberhashighstrengthandfatigueresistance.effectThebreakingstrengthofordinaryviscosefiberissmallerthanthatofcotton,whichisabout<SPANlang=EN-US>1.6~2.7cN/dtex;theelongationatbreakisgreaterthanthatofcotton,whichis16%~22%;thewetstrengthdropsmore,aboutdryAstrong50%increaseinwetelongationbyabout50%.Themodulusislowerthanthatofcotton,anditiseasilydeformedunderasmallload,andtheelasticrecoverypropertyispoor,sothefabriciseasilyelongatedandthedimensionalstabilityispoor.Thestrengthoftherichfiber,especiallythewetstrength,ishigherthanthatoftheordinaryadhesive,theelongationatbreakissmall,andthedimensionalstabilityisgood.Ordinaryviscosehaspoorwearresistance,whilerichfiberhasimproved.Viscosefiberhasgoodhygroscopicity,andundernormalatmosphericconditions,themoistureregainrateisabout13%of<SPANlang=EN-US>.Significantlyswelledaftermoistureabsorption,thediameterincreasedbyupto50%,sothefabricfeelshardafterthewaterislaunched,andtheshrinkagerateislarge.Thechemicalcompositionofviscosefiberissimilartothatofcotton,soitismoreresistanttoalkalithanacid,butalkaliandacidresistanceareworsethancotton.Richfiberhasgoodalkaliandacidresistance.Similarly,theviscosefiberhassimilardyeingpropertiestocotton,andthedyeingchromatogramiscompleteandthedyeingperformanceisgood.Inaddition,thethermalpropertiesoftheviscosefiberaresimilartothoseofcotton,andthedensityisclosetothatofcotton<SPANlang=EN-US>1.50~1.52g/cm<SUP>3</SUP>.applicationViscosefiberisoneofthefirstchemicalfiberstobeindustriallyproduced.Becauseofitsgoodhygroscopicity,comfortablewearingandexcellentspinnability,itisoftenblendedwithcotton,woolorvarioussyntheticfibers,interwoven,usedinallkindsofclothinganddecorativetextiles.High-strengthviscosefibercanalsobeusedinindustrialproductssuchastirecordsandconveyorbelts.Viscosefiberisawidelyusedchemicalfiber.