Zvigadzirwa zvejira risina kucheneswa

I. Maitiro eMachira Asina Kurukwa eSpunlace Akasununguka

Chinhu chikuru chejira risina kusukwa rakarukwa rakapfava riri mukuita kuti rishande pamwe chete se "elasticity + spunlace structure" kuburikidza nekusarudza zvinhu zvisina kugadzirwa uye kugadzirisa maitiro. Changshu Yongdeli Spunlaced Nonwoven Fabrics Co., Ltd. inoita kuti rirambe rakapfava uye richishanda zvakanaka kuburikidza nekudzora maitiro acho. Maitiro acho ndeekuti:

Kusarudzwa kwezvinhu zvakakosha uye chiyero: Sarudza machira epolyester emhando yepamusoro. Machira epolyester emhando yepamusoro anoshandisa mhando dzakagadziriswa dzine mwero wepamusoro wekupora (mwero wekupora we elastic ≥ 90%), izvo zvinogona kukurumidza kudzoka mushure mekutambanudza;

Kuvhura nekusanganisa: Shandisa muchina wakatsaurirwa wekuvhura nekusanganisa kuti uparadzire machira epolyester anopfava. Muchina uyu unoshandisa dhizaini isina simba rakawanda kudzivirira kuti machira epurasitiki asarasike kupfava kwawo nekuda kwekutambanudza zvakanyanya; wobva wapinda mumuchina wekusanganisa mazino maviri, uko mazino akawanda ekusanganisa anowana kusanganiswa kwakafanana kwefiber kuti ave nechokwadi chekuti machira epurasitiki anopararira zvakaenzana mujira, kudzivirira kusapfava kusina kuenzana munzvimbo dzakati, zvichiisa hwaro hwekuumbwa kwewebhu kunotevera uye kuumbwa kwe elastic.

Kubatanidza uye kugadzira dandemutande (kutonga kwe elastic orientation): Mashinda e elastic anopinda mumuchina wekusanganisa wakanyatsogadzirwa ne elastic fiber. Muchina wekusanganisa unoshandisa jira re tsono rakakosha (jira re tsono rakaderera) uye maroller anogadziriswa kuti aparadzanise mashinda uku achidzora divi rekuronga fiber (kunyanya kuchinjika kwenguva refu, ne lateral elasticity sekuwedzera), zvichienderana nezvinodiwa ne elastic zvema patches ekurapa (senge kugadziriswa kwenguva refu kuenda kudivi rekufamba kwemakumbo). Munguva yekusanganisa, kutarisa nguva chaiyo kwekutsauka kweukobvu (kunodzorwa mukati me ±2%) kunovimbisa kufanana kwe mesh yejira, kudzivirira kuenzana kweukobvu hunokanganisa mhedzisiro yekuputira uye yekunamatira inotevera.

Kusimbisa spunlace yakabatana (maitiro makuru): Iri ndiro danho guru rekupa chigadzirwa kunamira, uchishandisa maitiro e "multiple progressive pressure spunlace":

Chinoputika chekutanga chine simba shoma (pressure 5-8 MPa): Pakutanga gadzirisa chimiro chejira kudzivirira kusuduruka kwakanyanya kwefiber kunokonzerwa ne spunlace ine simba rakawanda, zvichidzivirira chimiro che elastic che elastic polyester fibers;

Spunlace ine kumanikidzwa kwepakati (pressure 10-12 MPa): Nekuburikidza nemusoro we spunlace wakakombama (pakona ye30°-45° kusvika pajira remachira) kuti ufafadze nenzira yakananga, zvichiita kuti fibers dze elastic dzigadzire chimiro che "tangle - elastic reserve" nenzira yakatarwa (longitudinal), zvichipa nzvimbo yekutambanudza nekudzokorodza;

Spunlace ine simba guru (pressure 13-15 MPa): Shandisa musoro we spunlace une simba guru kusimbisa mesh yejira, uchivimbisa kuti fibers dzinopfava dzinobatana nedzimwe fibers, uku uchidzora kumanikidzwa kwacho kuti fibers dzisapwanyike, zvichizogadzira chimiro chakasimba che "fibers dzinopfava seframework, spunlace entanglement sesupport", ine mwero wekutambanudza wenguva refu unosvika 15%-30% uye mwero wekutambanudza wedivi unosvika 8%-15%, zvichizadzisa zvinodiwa zvemachira ekurapa ekunamatira makumbo.

Kupera kwemvura mumuviri uye kuumbwa kwayo: Jira risina kunyorova rakanyorova mushure mekusimbiswa kwe spunlace rinopinda mumudziyo we vacuum hydration (kuderera kwemvura mumuviri 70%-80%), robva rapinda mumudziyo wekuomesa mweya unopisa une tembiricha yakaderera (tembiricha 70-90°C), tembiricha yakaderera pane tembiricha yekuomesa jira risina kunyorova yakagadzirwa spunlace (100-120°C), izvo zvinogona kudzivirira elastic polyester fibers kurasikirwa nekusimba nekuda kwe tembiricha yakakwirira. Munguva yekuomesa, elastic shaping inoitwa panguva imwe chete. Kusimba kwe jira kunodzorwa nema thermostat control rollers kuti ive nechokwadi chekuti chigadzirwa chinochengetedza elastic recovery performance yakasimba mushure mekuomesa, nehunyoro huchidzorwa mukati me5%.

Kugadzirisa pamusoro pechinhu (kufananidza kuputira): Pazvinodiwa zvinotevera zvekuputira, zvigadzirwa zvakaomeswa zvinogadziriswa pamusoro pechinhu: kushandisa tekinoroji yekurapa pamusoro pechinhu kuti zviwedzere simba repamusoro (kusimba kwenzvimbo ≥ 38 mN/m), kunatsiridza kunamira kune zvinonamira zvinopisa zvakanyunguduka, silicone gels, nezvimwe zvinonamira kuputira, uye kudzivirira matambudziko e "kubvisa glue"; panguva imwe chete, kurapwa kwekupfava kunoitwa, nekudzvanya zvishoma pamusoro pechinhu nemaroller akapfava ekumanikidza, zvichiita kuti pamusoro pechinhu pave pakadzikama (kusiyana kwenzvimbo ≤ 0.1 mm/m), zvichipa hwaro hwekufukidza kwakafanana.

Kucheka uye kuongorora mhando: Zvichienderana nezvinodiwa nehupamhi hwemarongero evatengi vezvigamba zvinonamatira zvekurapa (hupamhi hwakajairika 0.5 - 2 m), zvigadzirwa zvinochekwa nemichina yekucheka yakanyatsogadzirwa. Maitiro ekucheka anoshandisa kudzora kwekumanikidzwa kwakavharwa kuti zvisaite elastic deformation yezvigadzirwa nekuda kwekutambanudza; mukuita kwekutarisa mhando, kuwedzera pakuonekwa kwakajairika uye kuyedzwa kwesimba, "elastic performance testing" (kuyedza elongation rate uye elastic recovery rate nemuchina wekuyedza tensile) uye "coating compatibility testing" (simulating coating mushure mekuyedza adhesion ye adhesive layer) zvinowedzerwa kuona kuti batch yega yega yezvigadzirwa inosangana nezvinodiwa zve medical adhesive patch substrates.

II. Mhando dzemachira anoenderana uye zvakanakira

Jira risina kurukwa rakarukwa ne elastic spunlace rakakodzera ma substrate mana anoshandiswa zvakanyanya ekuputira ma patches ekunamira ekurapa. Kuburikidza nezvinhu zvakagadziriswa uye kugadzirisa maitiro, rinoita kuti rishande zvakanaka, richigadzirisa matambudziko akadai se "kuputira kusina kuenzana, kuchenesa, uye kukanganisa kushanda kwemishonga" kwe substrate dzechinyakare. Zvakanakira zvekuenderana ndeizvi:

Inoenderana nejira rinonamira rinopisa: Zvinonamira zvinopisa zvinonyunguduka (zvakaita serudzi rweEVA, rudzi rweSBS) zvinowanzo shandiswa pakugadzira plaster patches uye patches dzinoderedza marwadzo. Mushure mekugadzirisa pamusoro, kusimba kwemusoro kunowedzera, uye jira rinonamira rinopisa rinonyunguduka rinogona kupararira zvakaenzana, ukobvu hwejira rinonamira huchichinja ≤ 5%; panguva imwe chete, chimiro chejira chinonamira chinoenderana nekuchinjika kwejira rinopisa rinonyunguduka, uye jira rinonamira harinyanyi kutsemuka kana rakatambanudzwa, zvichiita kuti jira rinonamira rirambe rakasimba panguva yekufamba kwemakumbo, zvichidzivirira kurasikirwa nekushanda kwemushonga.

Inoenderana ne silicone gel coating: Silicone gel haina allergies zvakanyanya uye ine high adhesion, inowanzoshandiswa mukubvisa fivha uye mapetches akakosha eganda rinonzwa. Mafiber e polyester elastic echigadzirwa ichi anoenderana zvakanaka ne silicone gel, pasina makemikari; chimiro che spunlace chakanaka chejira chinobvumira silicone gel kupinda zvakaenzana mumaburi e fiber, ichigadzira chimiro che "gel - fabric" chakabatana zvakanyanya, nekuvandudzwa kwekunamatira kweanopfuura 25% zvichienzaniswa nejira re spunlace rakajairika risina kurukwa, kudzivirira "kusimudza uye kubvisa" chigamba panguva yekushandisa.

Inoenderana nependi yemafuta: Zvinonamira mafuta (senge zvinonamira mafuta zverudzi rwerabha) zvine viscosity yakakura uye zvinoramba zvichikura, zvakakodzera kushandiswa kwenguva refu patches dzeplaster. Maumbirwo e elastic echigadzirwa ichi anogona kudzivirira kushushikana kwemukati kwependi yemafuta panguva yekutambanudza, zvichideredza "kutsemuka kwekuneta" kwependi yeadhesive kunokonzerwa nekufamba kwemakumbo; panguva imwe chete, chimiro chekufema chejira hachikanganisike nependi yemafuta, zvichiri kuchengetedza kufema kwakanaka (kufema ≥ 300 L/m²·s), zvichidzivirira kusagadzikana kweganda kunokonzerwa nekupisa panguva yekushandisa.

Inoenderana ne hydrogel coating: Hydrogel ine hygroscopicity yakakura uye inotonhorera, iri iyo inonyanya kunamira mhando yezvidimbu zvekubvisa fivha uye mabhandi. Fiber dzinonamira dzakafanana nechigadzirwa dzinogona kuwedzera kugona kwejira kubata hydrogel, kudzivirira kurasikirwa ne hydrogel nekuda kwesimba remagetsi; kusimba kwejira kunogona kugadziriswa zvinoenderana nekuzvimba kwe hydrogel, zvichipa kunzwa kusingabatike kana yakanamatira paganda, uye hunyoro huri mu hydrogel hahuzokanganisa mashandiro ekudzoreredza elastic echigadzirwa, zvichiita kuti chigamba chirambe chakasimba panguva yekushandisa (kazhinji maawa 8 - 12).

III. Mabhenefiti makuru ejira risina kurukwa re elastic spunlace

Kusimba uye kunamira kwakanaka: Mwero wekureba kwenguva refu wechigadzirwa i15% - 30%, mwero wekureba kwedivi repadivi i8% - 15%, uye mwero wekupora kwe elastic i ≥ 90%. Inogona kunamira zvakanyanya pamajoini evanhu (akadai semajoini emabvi, majoini egokora), mitsipa, uye chiuno nezvimwe zvikamu zvinofambiswa, ichitambanudza uye ichidzoka pamwe chete nekufamba kwemakumbo, ichidzivirira matambudziko akadai se "kukwinya, kudonha, uye kudhonza ganda" remajoini echinyakare asina elastic substrates, uye inovandudza kunyaradzwa uye kugadzikana kwemajoini ekurapa anonamira. Kugona kuchinjika zvakanyanya uye kugara kwenguva refu: Kuburikidza nekurapa pamusoro uye kugadzirisa zvinhu zvisina kugadzirwa, inogona kuchinjika zvakakwana kune majoini mana makuru akadai sehot melt adhesive, silicone gel, adhesive yakagadzirwa nemafuta, uye gel yakagadzirwa nemvura. Simba rekunamatira re adhesive layer i ≥ 5N/2.5cm (yakaedzwa zvichienderana neGB/T 2792-2014), uye hapana njodzi yekuparadzanisa panguva yekushandiswa; Panguva imwe chete, kuramba kupfeka (kukweshana kwaMartin-Dale ≥ ka500 pasina kukuvara) uye kuramba kukwegura (tembiricha -20℃ - 60℃, zvichizadzisa zvinodiwa nezvehutano) zvemafiber epolyester anonamira zvinovimbisa kugadzikana kwechigamba chinonamira panguva yekuchengetwa nekushandiswa.

Inonyaradza ganda, inofema uye inochengetedza nharaunda: Fiber dzepolyester dzakapfava dzine magadzirirwo akapfava, uye hadzina kushatirwa kana dzakabatana neganda, zvichiita kuti dzikwanise mapoka eganda anononoka; chimiro che spunlace chinochengetedza maburi akafanana, nemhepo inofema ye ≥ 300L/m²・s, izvo zvinogona kukurudzira kufema kweganda kwakajairika uye kuderedza kunzwa kwekupisa uye njodzi dzeallergy panguva yekushandisa adhesive patch; maitiro ekugadzira haawedzere makemikari anonamatira, chete kuburikidza nekusimbisa spunlace yemuviri, uye chigadzirwa ichi chinoenderana ne GB 18401-2010 "National Textile Product Basic Safety Technical Specifications" uye YY/T 0334-2022 "Medical Deaerated Cotton", isina formaldehyde kana heavy metal residues, uye yakachengeteka kune zviitiko zvekurapa.

Kuputira kwakafanana uye kugadzirisa zviri nyore: Kupenya kwepamusoro kwakakwirira (kupatsanurwa kwehupamhi ≤ 0.1mm/m), uye ukobvu hwacho hwakafanana (kupatsanurwa kwehupamhi ±2%). Munguva yekuputira, jira rinonamira rinogona kufukidza zvakaenzana, pasina matambudziko ekuwedzera kana kusakwana kwejira rinonamira munzvimbo dzakati; panguva imwe chete, chigadzirwa chine mashandiro akanaka ekucheka, uye panguva yekucheka, hapana kupera kwefiber, uye chinogona kuchekwa nemazvo zvichienderana nehukuru hwakasiyana hwemachira anonamira ekurapa (akadai sedenderedzwa, rectangular, uye maumbirwo asina kurongeka), zvichipa nyore kugadziriswa kwevatengi vari pasi.

Ⅳ. Huremu hwejira risina kurukwa rakarukwa ne elastic spunlace

Jira risina kurukwa rakaitwa neChangshu Yongdeli Spunlaced Non-Woven Fabric Co., Ltd., riine chinangwa chekushandisa machira ekurapa anonamira, rinorema 70g/㎡ - 120g/㎡, rinogona kugadziriswa zvichienderana nerudzi rwemachira anonamira (akadai semachira ekutonhodza akareruka, machira eplaster akakora); hunhu uye mamiriro ezvinhu anoshanda emhando yega yega yehuremu ndeaya anotevera:

Ⅴ. Zviitiko zvikuru zvekushandisa - Zvigamba zvekunamira zvekurapa zvekurapa

Sechinhu chikuru chekugadzira machira ekunamira ekurapa, jira risina kurukwa rine elastic spunlace, rine mabhenefiti e "kunamira kwakabatana, kuchinjika kumhando dzakasiyana dzemanamira, uye rakachengeteka kuti rishande zvakanaka paganda", rave richishandiswa zvakanyanya muzviitiko zvinotevera zvekurapa:

Zvinhu zvepasi pechigamba chepurasita: Zvakakodzera mishonga yechivanhu yeChinese, kuomarara kwechigadzirwa ichi kunogona kukwana muchiuno, mapendekete, nezvimwewo, kudzivirira kukwinya kwechigamba chepurasita nekuda kwekufamba kwemakumbo, izvo zvinodzivirira kutadza kwemushonga kupinda; zvinoenderana nechinamira chinonyunguduka chinopisa kana chinobatanidza mafuta, chine simba rakasimba rekunamira, zvichiita kuti chigamba chepurasita chisadonhe mukati memaawa masere kusvika gumi nemaviri ekushandiswa, uye chimiro chinofema chinogona kuderedza kunzwa kwekupisa kweganda kunokonzerwa nezvikamu zvemushonga uye kuderedza njodzi yekurwara nepfungwa.

Zvishandiso zvepachikafu zvinoderedza marwadzo: Kuti zvikwanise kuderedza marwadzo emhasuru nekurwadziwa kwemajoini, kusimba kwechigadzirwa ichi kunogona kutambanudza pamwe chete nekufamba kwegumbo, pasina kunzwa kwekudhonza panzvimbo yekurwadziwa; zvinoenderana nesilicone gel coating (kusakonzera allergies), yakakodzera varwere vanorwadziwa kwenguva refu, uye kupfava kwejira kunogona kuderedza kutsamwa kweganda panzvimbo yekurwadziwa, zvichivandudza kunyaradzwa kwekushandisa.

Zvinhu zvekutanga zvechigamba chekutonhodza: ​​Sezvo chiri chinhu chikuru chepakati pechigamba chekutonhodza chevana nevakuru, chigadzirwa ichi chine huremu hushoma (35-45g/㎡) chakareruka uye chinofema, chinoenderana nejeli inoputirwa nemvura, iyo inogona kukurumidza kutamisa kunzwa kwekutonhodza, ichideredza tembiricha yemuviri; chimiro chayo chakapfava chinogona kukwana pahuma, mutsipa, nezvimwewo, uye kunyangwe kana vana vachishanda, hazvisi nyore kudonha, nepo zvinhu izvi zvisingakuvadzi ganda revana zvichidzivirira allergies yeganda.

Zvinhu zveBarb tape: Nekuda kwekuvapo kwehuwandu hwakawanda hwezvinhu zvinonyungudika mumvura muBarb tape, zvinodiwa zvekunyungudika uye simba rezvinhu zvebasement zvakakwirira, chigadzirwa chinorema (66-80g/㎡) chinogona kutakura gel nemvura uye zvikamu zvemushonga, zvichidzivirira kurasikirwa kwezvikamu; chimiro che elastic chinogona kugadziriswa kune majoini nedzimwe nzvimbo dzinofambiswa, pasina kunzwa kwakasimba panguva yekunamatira, uye kushanda kwekufema kunovimbisa kupinda kwakajairika kwezvikamu zvemushonga, zvichivandudza kushanda zvakanaka kwekunyungudika kwemushonga.

Ⅵ. Mabasa ekambani uye vimbiso yemhando yepamusoro Changshu Yongdeli Spunlaced Nonwoven Fabrics Co., Ltd. yakagadzira sisitimu yakakwana yekudzora mhando yezvigadzirwa zvemachira asina kusukwa elastic: Pamugumo wezvinhu zvakagadziriswa, inoshanda pamwe chete nevatengesi vefiber yepolyester vanozivikanwa, uye inoita bvunzo dzekugadzirisa kusimba uye kuchena kwechinhu chimwe nechimwe chezvinhu zvakagadziriswa; pamugumo wekugadzirwa, ine michina yekuona kusimba kwepamhepo yekutarisa kusimba kwechinhu uye kushanda kwekudzoka kwechinhu munguva chaiyo; pamugumo wekugadzirwa, inorapwa neaseptic zvinoenderana nezvinodiwa zvehutano (ichipa masevhisi eEO sterilization kana gamma-ray sterilization), uye inoedzwa nemasangano ane masimba echitatu (akadai seSGS, CNAS certification) kuona kuti zvigadzirwa zvinosangana nezvinodiwa zvekushandiswa mumunda wekurapa.

Panguva imwe chete, kambani inogona kupa masevhisi akagadzirirwa vatengi zvichienderana nezvinodiwa nevatengi: inogona kugadzirisa chiyero chefiber kuti iwane mazinga akasiyana e elasticity (senge mhando ye elasticity yakanyanya, mhando ye elasticity yakaderera), inogona kugadzirisa upamhi hwejira (0.5 - 2m) nehurefu hweroll, uye inogona zvakare kupa masevhisi ekuyedza pre-coating kubatsira vatengi mukugadzirisa formula ye adhesive layer uye maitiro e coating, kuwana kukwana kwakakwana kwe "material - adhesive".

Changshu Yongdeli Spunlaced Nonwoven Fabrics Co., Ltd. yagara "yakatarisana nezvinodiwa nebazi rezvekurapa", ichiramba ichivandudza mashandiro ekuchinjika uye kuchinjika kwemachira asina kuchinjika. Mune ramangwana, ichawedzera kugadzira "machira asina kuchinjika anorwisa mabhakitiriya" uye "machira asina kuchinjika anochinjika zvakanyanya", inowedzera kushandiswa kwayo mumachira ekurapa emhando yepamusoro, machira ekuchengetedza maronda, nezvimwewo, uye inopa mhinduro dzemhando yepamusoro uye dzehunyanzvi kuindasitiri yehutano hwekurapa, ichishanda pamwe chete nevatengi kuchengetedza hutano.