Constitutive Zvishandiso zveThermoplastic Elastomers

Kana iwe uchitengera smartphone kesi, sarudzo dzako dzezvinhu zvinowanzoita silicone, polycarbonate, purasitiki yakaoma, uye thermoplastic polyurethane (TPU).Kana iwe uchinetseka kuti TPU chii, isu tinoiputsa (nekuona).

Chii chinonzi thermoplastic?
Sezvaungangove uchiziva, plastiki chinhu chekugadzira (kazhinji) chinogadzirwa kubva mukugadzira mapolymer.A polymer chinhu chinoumbwa nemamonomers.Monomer mamorekuru anoumba cheni refu nevavakidzani vawo, achigadzira macromolecules makuru.

Plasticity ndiyo pfuma inopa plastiki zita rayo.Plastiki inongoreva kuti zvinhu zvakasimba zvinogona kuremara zvachose.Plastics inogona kuumbwa zvakare nekuumba, kusvina kana kushandisa kumanikidza.

Thermoplastics inowana zita rayo kubva pakupindura kwavo kupisa.Thermoplastics inova plastiki pane dzimwe tembiricha, ndiko kuti, kana yakaumbwa sezvainoda.Sezvavanotonhora, chimiro chavo chitsva chinova chechigarire kusvikira vadziyirwa zvakare.

Tembiricha inodiwa kugadzira thermoplastic flexible yakakwira zvakanyanya kupfuura izvo foni yako inogona kumira.Naizvozvo, zvigadzirwa zve thermoplastic hazvigone kukanganisa panguva yekushandiswa kwakajairwa.

Fused Deposition Modeling 3D maprinta ndiwo anonyanya kudhindwa e3D pamusika nhasi uye anoshandisa thermoplastics.Plastic filaments inodyiswa kuburikidza neextruder, uye printer inoisa chigadzirwa chayo, iyo inotonhora uye inoomesa nekukurumidza.

Zvakadini ne polyurethane?
Polyurethane (PU) inoreva kirasi ye organic polymers yakabatanidzwa ne polyurethane bond."Organic" muchirevo chechinyorwa chino inoreva organic chemistry yakavakirwa pane kabhoni makomboni.Carbon ndiyo hwaro hwehupenyu sezvatinohuziva, ndosaka zita.

Chimwe chezvinhu chinoita kuti polyurethane ive yakakosha ndechekuti haisi iyo chaiyo komputa.Polyurethanes inogona kugadzirwa kubva kune akawanda akasiyana monomers.Ndosaka iri kirasi yemapolymers.


Nguva yekutumira: Jul-01-2022