Izinzuzo kanye nezicelo ze-Flame-Retardant Melamine Cynurate

Izinzuzo ze-MCA:

  • Ubuthi obuphansi kanye nokugqwala okuphansi.

I-LD50 ye -melamine cyanurate inkulu kune-4000 mg/kg. Uma kuqhathaniswa nohlelo lwe-X-Sb oluvimbela ilangabi, ukugqwala kwe-MCA kuphansi kakhulu. Isibonelo, i-PA66 equkethe i-MCA, esimweni esincibilikisiwe (300 °C) kanye nokuxhumana kwensimbi engagqwali ngemva kwamahora ayi-100, uhlelo lwe-MCA ekugqwaleni kwesikhunta sensimbi engagqwali, yi-1/50 kuphela yohlelo lwe-X-Sb.

  • Inani lentuthu ekhiqizwayo liphansi.

I-MCA ikhipha i-CO2, i-N2 ne-NH3 lapho ibola ngokushisa, futhi ayikho i-HX ekhiqizwayo, ngakho-ke inani lentuthu nemikhiqizo enobuthi negqwalayo ekhiqizwa ngesikhathi sokuqhekeka okushisayo kanye nokusha liphansi kakhulu. Isibonelo, ubuningi bokuminyana kwentuthu (Dm) ye-PA6 engaqinisiwe (UL94 V-0), ene-flame-retardant nge-MCA, ingu-190 kanye no-80 ngokulandelanayo uma ikalwa ngebhokisi lentuthu le-NITS (NBS). Ku-PA6 (UL94 V-0), ene-flame retardant ngohlelo lwe-X-Sb, lawa manani amabili aphakeme njengo-790 no-390 ngokulandelana, okusho ukuthi owangaphambili cishe u-1/4 wakamuva.

(3) Ukuzinza okuphezulu kwe-thermal MCA iyakwazi ukumelana nezinga lokushisa elingaphezu kuka-320°C. Ngakho-ke, ingakwazi ukumelana namazinga okushisa okucutshungulwa kwamapulastiki enhloso evamile.

 

Ukusetshenziswa kwe-melamine cyanrate

  1. I-flame retardant

I-MCA inenani elibalulekile lama-athomu e-nitrogen ku-molecule futhi ifaneleka ngokukhethekile ukusetshenziswa njengesinqamuleli somlilo. Izibonelo zezicelo zimi kanje.

(1) I-MCA isetshenziswa njengesinqamuleli somlilo ukuze kulungiswe izinhlanganisela ze-PA-6 ze-flame retardant. I-MCA isetshenziswa kakhulu ku-PA engaqinisiwe, futhi ngokwezibalo, cishe amaphesenti angama-40 e-PA engaqinisiwe ye-flame retardant esetshenziswa kumapulasitiki kagesi nawe-elekthronikhi eNtshonalanga Yurophu kwakuyimikhiqizo ye-MCA ye-flame retardant ngo-2003.

I-Inorganic flame retardant magnesium hydroxide (MH) kanye ne-nitrogen-based flame retardant melamine cynurate zivame ukusetshenziswa ezibushela ilangabi ezingenalo halogen ze-PA6 okwamanje. Ucwaningo luye lwabonisa ukuthi i-MCA ne-MH zisetshenziswa njengezinqamuli zomlilo ukuze kulungiswe izinhlanganisela ze-PA6 flame retardant ngokulandelanayo. Lapho umthamo we-MCA ne-MH wawuyizingxenye ze-20, inkomba yokugcina ye-oksijeni ye-PA6/MCA eyinhlanganisela ingafinyelela ku-30.5, kuyilapho inkomba yokugcina ye-oxygen ye-PA6/MH ehlanganisiwe yayiyi-23.5 kuphela, ebonisa ukuthi ukusebenza kahle komlilo we-MCA kwakuphakeme.

Phakathi naleso sikhathi, amandla aqinile we-PA6/MCA ehlanganisiwe ayengu-66.8 MPa, izikhathi ezingu-1.14 kunawe-PA6/MH eyinhlanganisela. Izinga lokuncibilika lokuncibilika kwenhlanganisela ye-PA6/MCA lifinyelele ku-74 g/10 min, 4. 9 izikhathi lapho lenhlanganisela ye-PA6/MH.

(2) I-MCA njenge-flame retardant yama-epoxy resins. I-MCA njenge-flame retardant ingakhuphula inkomba ye-oxygen ye-epoxy resin isuka ku-24-28 iye ku-46-48. Ucwaningo lubonisa ukuthi i-MCA inomphumela omuhle kakhulu we-flame retardant ku-epoxy resin anhydride curing compound (EP), lapho umthamo uyizingxenye ezi-5 kuphela ezingenza i-EP ifinyelele izinga lokuzicisha.

I-MCA yehlise izinga lokushisa lokubola kokuqala okushisayo kanye nezinga eliphezulu lokulahlekelwa kwesisindo esishisayo se-EP, futhi yathuthukisa ukuzinza okushisayo kwe-EP emazingeni okushisa aphezulu.

(3) I-MCA ingangezwa kuma-emulsions e-vinyl acetate, ama-emulsions e-acrylate kanye nama-emulsions enjoloba ukwenza ama-flame retardant coatings. Ucwaningo lubonisa ukuthi ukunamathela kwefilimu enamathelayo nokushelela kuhle kakhulu, futhi akukho ukungcoliswa kombala.

(4) I-PBT ye-flame retardant. Izingxenye ezingu-100 ze-PBT, izingxenye ezingu-5 ze-mica yokwenziwa e-fluorinated, izingxenye ezingu-5 ze-MCA, ukusebenza kwe-flame retardant kufika kuleveli ye-UL94V-0. Ibanga lesicelo le-MCA le-flame retardant libanzi uma kuqhathaniswa, lingasetshenziswa ku-polyamide 6 (66), i-PET (i-polyethylene terephthalate), i-TPE (ikhebula le-thermoplastic elastomer), i-PU (i-polyurethane), i-POM (i-polyformaldehyde), i-PET (i-polyethylene terephthalate), i-phenolic resin, i-epoxyneflupolyethy emulsion acrylic, PPO / PS nezinye izinto.

  1. Izithasiselo zokuthambisa

I-MCA ingakhiwa njengesithambisi esisekelwe emanzini futhi njengesithasiselo kumafutha aqinile namafutha okugcoba, anemiphumela esobala yokonga uwoyela. Ingasetshenziswa kabanzi ku-lubrication yemishini ehlukahlukene ngaphansi kwezinga lokushisa eliphansi, izinga lokushisa eliphansi nezimo ezicindezelayo, futhi inokumelana okuhle kakhulu kokugqoka. Njengento yokuthambisa, i-MCA inezakhiwo eziningi ezifana nalezo ze-lubricant eqinile ye-molybdenum disulphide, kodwa ngentengo ephansi kakhulu kune-molybdenum disulphide, okuyenza ibe enye indawo ekahle. Umkhiqizo umhlophe, awunobuthi, awunaphunga futhi kulula ukuwuhlanza, ngakho-ke unenzuzo yokuvimbela ukungcola nokubala umbala ekugcotshweni kwevidiyo, amakhemikhali asendlini, imishini yokuthunga nokupakisha.

  1. Okunye kusebenzisa

(1) I-ejenti yokubopha i-fiber yamakhemikhali yokumboza.

I-MCA kanye ne-resin adhesion kuhle, akulula ukuwa, kodwa futhi akulula ukudala ukungcola, isetshenziswa njengomphumela we-chemical fiber matting agent kune-Chinbai nejeli ye-silica ingcono.

  • Plating grade izithasiselo zepulasitiki.

I-MCA njengesithasiselo esingeniswa kupulasitiki enayiloni, ingathuthukisa ukunamathela lapho icwecwa. Esikhathini esedlule, amandla okunamathela phakathi kwepulasitiki nensimbi enamathelayo awazange ahlangabezane nezidingo futhi akhawulelwe ekucwecweni kwe-ABS, kanti ipulasitiki yenayiloni akulula ukuyihlanganisa. Namuhla, ukungezwa kwe-MCA kunayiloni kunikeza ukunamathela okuhle kakhulu kwe-interlayer ngemuva kokucwenga. Le plastic plated ingasetshenziswa kabanzi ezinsizakalweni ezingashisi ukushisa, amagobolondo egwebu, ukudonsa kweminyango, njll.

  • Izithasiselo zikakhonkolo ze-polymer.

Ukwengeza i-MCA kungathuthukisa amandla kakhonkolo futhi kunwebe impilo yesevisi kakhonkolo.

  • Impahla eluhlaza yezimonyo zesikhumba.

Njengoba i-MCA inendima yokungaphuli imisebenzi ye-physiological kanye nokuvikela isikhumba, ingasetshenziswa njengokushefa okuluhlaza, i-sunscreen powder, njll. Izimonyo ezivamile ezisetshenziswa esikhumbeni, ikakhulukazi ngenxa yokujuluka, izinyembezi, i-sebum nezinye izimfihlo zabantu, kanye nemvula, iqhwa, amanzi olwandle kanye nolunye uketshezi olubangelwa indima ye-denaturation, ukunciphisa umphumela wokunakekelwa kwesikhumba kakhulu. I-MCA, ngakolunye uhlangothi, ibambelela kahle futhi inomuzwa ominyene, oshelelayo esikhumbeni, ngakho-ke iyisengezo sezimonyo esihle kakhulu. Uma ingeziwe, ingathuthukisa kakhulu ukunamathela esikhumbeni, yenze isikhumba sibe sihle, siminyene futhi sibushelelezi.

 

Ulwazi olwengeziwe noma amasampula wamahhala noma izingcaphuno zamanani, sicela usithinte nge-imeyili: [email protected] , noma usithumelele izwi ku: +86-28-8411-1861.

 

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