I-Medical-Grade PTFE High-Temperature Adhesive Tape - I-Biocompatibility kanye Nezinyathelo Zokucela

Ekwenziweni kwemishini yezokwelapha, okokusebenza kokuvala inzalo, kanye nokufakwa kwensimbi yokuhlinzwa, Itheyiphu yokunamathela ye-PTFE idlala indima ebalulekile. Kepha lapho itheyiphu ithinta iziguli noma izindawo eziyinyumba, umbuzo owodwa uba ngobalulekile: ingabe iphephile?

Itheyiphu ye-PTFE yebanga lezokwelapha kufanele ihlangabezane nezindinganiso eziqinile zokusebenzisana kwe-biocompatibility. I-PTFE substrate ngokwayo ine-inert ephezulu, kodwa ingcina, i-primer coatings, nezimo zokucubungula konke kuthinta ukuphepha okuphelele.

I-Aokai PTFE inikezela ngetheyiphu ye-PTFE yebanga lezokwelapha enemibhalo egcwele ye-ISO 10993. Lo mhlahlandlela uhlanganisa ukusebenza kwe-biocompatibility, izinyathelo zokuphepha zohlelo lokusebenza, nokucatshangelwa kokuphepha okubalulekile.

Ukusebenza Kwe-Biocompatibility - Isisekelo Sokuphepha Kwebanga Lezokwelapha

1. PTFE substrate – biocompatible ngokwemvelo

I-PTFE ifaka ukungazenzisi kwamakhemikhali okukhethekile, ayihlangani nanoma yiziphi izinto futhi imelana nokonakaliswa. Iletha ngokwemvelo izici ezivimbela ukunamathela kanye ne-coefficient ephansi yokungqubuzana, ehlala engenzi lutho ngokwebhayoloji ngokumelene nezicubu zomzimba noketshezi ngaphandle kokubangela ukusabela kokwenqaba. Ibalwa phakathi kwama-polymer ane-biocompatibility eyaziwa kakhulu kuze kube manje.

2. I-adhesive ye-silicone yezinga lezokwelapha - i-platinum-cured

I-silicone yezokwelapha elashwe ngeplatinum ayiqukethe i-peroxide byproducts yokubola futhi iyaziqhayisa nge-biocompatibility ephakeme. Isetshenziswa kakhulu ekubhinceni amanxeba, izibazi zezibazi, kanye nokulungiswa kwemishini yezokwelapha. Ukungabi khona kwama-catalysts ayingozi kuyenza ifaneleke ukuthintana kwesikhumba isikhathi eside.

3. Ukusebenza okuphelele sekukonke

Itheyiphu ye-PTFE yezinga lezokwelapha efanelekayo ayifaki ukuzwela, ukucasuka kwesikhumba, noma i-cytotoxicity ngaphansi kwamazinga okushisa okusebenza avamile, futhi ayikhiphi izinto eziyingozi. Ingamelana nokuvala inzalo yezinga eliphezulu lokushisa okuphindaphindiwe ngaphandle kokuwohloka kokuvumelana kwayo ne-biocompatibility.

Isexwayiso esibalulekile: Ukukhetha okungafanele kwezinamatheliso/izimbotshana zokuqala, noma ukungezwa kwezithasiselo eziyingozi phakathi nokucubungula kwe-PTFE, kuzofaka engcupheni ukuhambelana kwezinto eziphilayo. Akuwona wonke amakhasethi e-PTFE abhalwe 'izinga eliphezulu lokushisa' aphephile ngokwezempilo – qinisekisa njalo ngemibhalo.

Izinyathelo Ezibalulekile Zokusebenzisa Isicelo

1. Labela ngokuqinile ububanzi bokusetshenziswa okuhlosiwe

Qinisekisa isayithi lokuxhumana eliqondiwe (isikhumba esingaguquki kuphela, ukuthintana kwe-mucosal/negazi ngokungaqondile, noma ukufakelwa) kanye nobude besikhathi sokuxhumana (isikhathi esifushane, isikhathi eside, noma ukuchayeka unomphela). Ukuqinisekiswa kokuphepha akunalutho uma kusetshenziswa ngaphezu kobubanzi bokuhlola obuqinisekisiwe.

Itheyiphu yezokwelapha ye-Aokai PTFE ivunyelwe esikhumbeni esingaguquki kanye nokuxhumana kwesikhathi esifushane (≤24 amahora). Ukuze uthole ezinye izinhlelo zokusebenza, thintana nomkhiqizi.

2. Ungalokothi weqe imikhawulo yokumelana nezinga lokushisa

Itheyiphu yezinga lokushisa eliphezulu ye-PTFE isekela izinga lokushisa lesevisi eliqhubekayo elifika ku- 260°C . Amazinga okushisa angaphezu kuka-300°C angase aqalise ukubola kwe-PTFE, akhiphe amagesi anobuthi obuphezulu okuhlanganisa i-hydrogen fluoride ne-perfluoroisobutylene.

Isexwayiso esikhethekile: Kumathuluzi ezokwelapha afana nama-laser scalpels namayunithi okuhlinzwa kagesi, ukushisisa ngokweqile kwendawo kungenzeka. Ngisho noma izinga lokushisa elijwayelekile lingaphakathi kwemikhawulo, izindawo ezishisayo zingase zidlule ku-300°C. Sebenza ngokuqinile ngokuhambisana nemikhawulo yokushisa enikezwe umphakeli futhi uqaphe izinga lokushisa langempela lendawo.

Izindlela Zokuvala Inzalo - Landela Izinqubo Eziqinisekisiwe Kuphela

Amateyipu amaningi ebanga lezokwelapha ahambisana nezindlela eziningi zokuvala inzalo, kodwa ngalinye linezidingo ezithile.

1. Ukuvalwa kwesitimu esigcwele umfutho ophezulu (121–134°C)

• Iyahambisana: Yebo (amamaki amaningi)

• Umjikelezo: 15-30 imizuzu

• Qaphela: Imijikelezo ephindaphindiwe ingase inciphise kancane kancane amandla okunamathela. Qinisekisa isibalo somjikelezo nomkhiqizi.

2. Ukuvalwa kwe-ethylene oxide (EO).

• Iyahambisana: Yebo

• Isidingo esibalulekile: Faka umoya owanele ukuze uqede insalela ye-carcinogenic ethylene oxide kanye nemikhiqizo yayo enobuthi (i-ethylene chlorohydrin, i-ethylene glycol)

• Isikhathi sokungenisa umoya: Imvamisa izinsuku ezingama-7-14 kuye ngezinga lokushisa nezinto ezibonakalayo

3. I-Gamma ray irradiation

• Iyahambisana: Inomkhawulo - ukuqapha okukhethekile kuyadingeka

• Izixwayiso ezibalulekile:

  • I-Gamma irradiation ingase iphule amaketanga emolekyuli e-PTFE, kubangele i -embrittlement

  • Ingase iguqule ukuminyana kwe-silicone crosslinking, kubangele ukubola kwe-adhesive ingxenye

  • Umthamo omkhulu womthamo uvamise ukuba ≤25 kGy (qinisekisa nomkhiqizi)

  • Imithamo ephakeme ingase iguqule itheyiphu ibe brittle futhi ingasebenziseki

Isincomo se-Aokai PTFE: Ngezinhlelo zokusebenza ezidinga inzalo ye-gamma, cela idatha ethile yokuqinisekisa. Sinikeza amabanga azinzile we-gamma anokubekezelela umthamo obhaliwe.

Qinisekisa Ukuphepha Kwezinto Ezinamathelayo kanye Nezimbotshana Zokuqala

Amanye amateyipu asebenzisa i-acrylic adhesive noma i-primer coatings equkethe ama-organic solvents. Qinisekisa ukuthi isendlalelo sokunamathela siyahlangabezana nezindinganiso zezokwelapha, mahhala:

• Ama-monomers asalayo acasulayo

• Ama-Plasticizers (isb, ama-phthalates)

• Izinsimbi ezinzima

Amadokhumenti adingekayo:

• Isitatimende esisemthethweni esivela kumphakeli esiqinisekisa ukungabikho kwe-BPA, i-latex, nama-phthalates

• Isimemezelo sokwakheka kwezinto

• Idatha yokuhlola ekhiphekayo nengavuzeka

Gwema Ukuthintana Okuqhubekayo Nemithi, Ama-Acid Aqinile, nama-Alkali

Yize i-PTFE izigqaja ngokugqama ukumelana namakhemikhali, ukucwiliswa isikhathi eside kuzinyibilikisi ezithile eziphilayo noma abathwali bezidakamizwa kungabangela:

• Ukuvuvukala kwezinto

• Ukuhluleka kwe-Adhesive (delamination)

• Izinsalela zomzimba wangaphandle

Isenzo: Yenza ukuhlola ukuhambisana kwamakhemikhali lapho uklama amashubhu, iziqukathi zokugcina, noma izinsiza zendlela yoketshezi.

Lawula Ukwelapha Okungaphezulu Nokuchithwa Kwezinhlayiyana

Ezindaweni zezokwelapha ezihlanzeke kakhulu, ukuchitheka kwezinhlayiyana kuyinkinga enkulu.

• Vimbela ukuklwebheka: Ungasebenzisi amathuluzi abukhali ukuphatha itheyiphu ngaphambi kokusetshenziswa - imihuzuko ingakhiqiza izinhlayiya futhi idale amasayithi okungcola.

• Nciphisa imfucumfucu: Lapho usika itheyiphu, sebenzisa izikele ezihlanzekile noma izisiki ezizenzakalelayo. Gwema ukuklebhula ngesandla.

• Ngezinqubo zokungenelela: Khetha imikhiqizo enamaphethelo angenalo uthuli avaliwe kanye nokukhipha izinhlayiyana eziphansi.

• Ukuhlanzwa kwangaphambi kokufaka isicelo: Sula izindawo ngendwangu engena-lint emanziswe nge- isopropyl alcohol ukuze ususe ukungcola ngaphambi kokufaka.

Cela Imibhalo Ephelele Yokuthobelana - Ngale Kombiko Wokuhlola

Umbiko ozimele wokuhlolwa kwe-biocompatibility awanele. I-Aokai PTFE incoma ukugunyaza umphakeli ukuthi ahlinzeke:

I-Aokai PTFE inikeza amaphakheji emibhalo egcwele nakho konke ukuthunyelwa kwetheyipu yezinga lezokwelapha. Singase futhi sisekele ukuhanjiswa okulawulwayo ngamafayela obuchwepheshe anemininingwane.

Isifingqo – Uhlu Lokuhlola Lokukhetha Itheyiphu ye-PTFE Yebanga Lezokwelapha

I-Aokai PTFE inikeza itheyiphu ye-PTFE yebanga lezokwelapha enemibhalo egcwele ye-ISO 10993 kanye nokwesekwa kokuqinisekisa ubunzalo. Xhumana nathi ukuze uthole amafayela obuchwepheshe kanye nezicelo zesampula.

Lo mbhalo wobuchwepheshe uhlinzekwa ngu I-Jiangsu Aokai New Materials Technology Co., Ltd.

Uma udinga imininingwane eningiliziwe, amakesi ohlelo lokusebenza kanye nezixazululo ezenziwe ngokwezifiso zohlu lwethu olugcwele lomkhiqizo okubandakanya izindwangu ze-PTFE ezishisa kakhulu, amateyipu ezokwelapha e-PTFE ashisa kakhulu, amabhande anezikhala e-PTFE, amabhande e-laminator angenamthungo, indwangu ye-PTFE enohlangothi olulodwa, amabhande okuthutha angavimbeli izinga lokushisa eliphezulu kanye ne-fiberglass ngezansi sicela usithinte ngendwangu yokushisa.

• UMnu. Guo: +86 18944819998

• UMnu. Liu: +86 13705266308

Sinamathela ezimisweni zobungcweti nobuqotho, esizinikezele ekunikezeni amakhasimende izisombululo zezinto ezenziwe ngokwezifiso ezihlala endaweni eyodwa kanye nokwesekwa okucabangelayo kwenkonzo egcwele.