PCB resin sunadarai da fim

1, ABS resin

Yana da cakuda mai ƙarfi na Acrylonitrile-Butadine-Styrane (Acrylonitrile-Butadine-Styrane), wanda a cikinsa za a iya lalata sinadarin roba na butadiene ta hanyar chromic acid don samar da ramuka, kuma ana iya amfani da shi azaman wurin sauka don jan ƙarfe ko nickel. don kara plating. Abubuwa da yawa akan allon da’irar ana haɗa su ta ABS plating.

2, a-mataki A.

Varnish yana nufin mayafin fiber gilashi ko takarda auduga wanda ake amfani da shi don ƙarfafa Prepreg yayin aiwatar da masana’anta. Varnish (wanda kuma ake fassara shi da ruwa na Varnish) na resin har yanzu yana cikin monomer kuma mai narkar da shi, wanda aka sani da A-stage. Lokacin ƙyallen gilashin fiber ko tsotsewar takarda auduga, kuma bayan iska mai zafi da bushewar infrared, nauyin ƙwayar yatsan itacen zai ƙaru zuwa hadaddun ko Oligomer, sannan a haɗe da kayan ƙarfafawa don ƙirƙirar fim ɗin. Jihar resin ana kiranta b-stage. Lokacin da zafin zafi ya ƙara tausasa shi kuma ya ƙara yin polymerized cikin resin polymer na ƙarshe, ana kiransa C-stage.

3. Takardar dauri (Layer) Takardar dauri, sa’annan Layer

Nuna madaidaicin allon multilayer domin laminate “fim”, ko taushi allon “tebur kare Layer” Layer na gaba tsakanin allon allo

B) Mataki B) Mataki

Yana nufin rabin-polymerization da rabin-hardening jihar na thermosetting resin, kamar resin da aka haɗe da fim ɗin gilashin gilashin fim bayan aikin nutsewa na mataki na resin epoxy, wanda za a iya yin taushi ta ƙarin dumama.

5, Copolymer

Layi ne na jan ƙarfe da aka matse akan farfajiyar murfin murfin jan ƙarfe na CCL. Za’a iya samun takardar jan ƙarfe da masana’antar PCB ke buƙata ta hanyar electroplating ko mirginawa, tsohon don allon madaidaiciyar madaidaiciya, ko na ƙarshe don allon sassauƙa.

6, Wakilin Haɗawa

Masana’antar allon kewayawa tana nufin saman mayafin fiber ɗin gilashi wanda aka rufa da wani sashi na “silane compound class”, ya yi tsakanin reshen epoxy da haɗin fiber ɗin gilashi, ƙarin “ƙulle ƙugiya” na haɗin kemikal tsakanin su yana da ƙarfi mai ƙarfi na telescopic haɗe tare da ƙarfi, da zarar farantin da zafin zafi mai ƙarfi ya haifar da faɗaɗa bambancin yana da girma sosai, wakilin haɗin gwiwa zai iya guje wa rabuwa da su biyun.

Haɗawa, Haɗawa, haɗawa, haɗawa

ThermosetTIng Polymer an kirkireshi ne ta hanyar haɗar da monomers da yawa ta hanyar haɗin kwayoyin su. Ana kiran tsarin haɗin gwiwa “crosslinking”.

8, Matsayin C

A cikin katako na katako, za a iya raba resin zuwa A, B, C da sauran taurari uku (wanda aka fi sani da polymerization ko curing). Auki mafi amfani da resin epoxy a matsayin misali. Ana kiran Varnish ɗin ta a-stage; ana kiran Prepreq ɗin sa B-stage; Fina-finan da aka warkar da su da zanen tagulla da yawa an lamince su kuma an sake danna su a cikin zafin jiki don samar da substrate. Wannan yanayin resin da ba a iya juyawa ba wanda ake kira C-stage.

9, D-glass D gilashi

Yana nufin substrate da aka yi da fiber gilashi tare da babban abun ciki na boron, don a iya sarrafa madaidaiciyar madaidaiciyarsa.

10. Dicyandiamide (Dicy)

Shin wani nau’in raunin polymerization polymerization hardening da ake buƙata wakili mai haɗin gwiwa, saboda ƙirar sa ta ƙwayar cuta tare da amine na farko (-NH2), amine na biyu (= NH), da amine na uku (≡NH) tushe mai ƙarfi mai ƙarfi mai ƙarfi, shine ƙaƙƙarfan ƙaƙƙarfan ƙaƙƙarfan ƙarfi , wanda kuma aka sani da Cyano-guanidine cyanide Guanidine. Amma saboda tsananin shayar da kayan, akwai matsala a cikin farantin don tattara “sake sakewa”, don haka dole ne ƙasa ta yi kyau sosai don haɗawa cikin resin mai ɗauke da nutsewa.

11, Bambancin Matsalar Scanning Calorimetry (DSC) nazarin katin ƙwaƙwalwar ajiya

A taƙaice, lokacin da wani abu ya yi zafi, ƙimar “zafi” da ke kwarara cikin abu (MCAL/SEC) ya bambanta a yanayin zafi daban -daban. DSC shine don auna wannan “ƙimar kwararar zafi” (ko ƙimar canji a cikin zafi) a yanayin zafi daban -daban. Misali lokacin da aka hura resin epoxy na kasuwanci, ƙimar zafinsa a yanayin zafi daban -daban kuma daban, amma yana gab da isa “yanayin canjin gilashi, ƙimar zafin zafi tsakanin kowane ℃ na iya bayyana babban canji, ƙyallen juyawa maki daidai da zafin jiki na tsinkayar gangarawar ƙetare, wato Tg don resin, don haka Tg DSC don tantance akwai. Hanyar DSC ita ce samfurin (S) da tunani (R) a lokaci guda dumama, saboda “ƙarfin zafin” biyu ya bambanta, don haka zafin jiki ya bambanta, amma rata tsakanin △ T za a iya ci gaba da canzawa. Koyaya, lokacin da yake kusa da Tg, △ T tsakanin su zai canza ƙwarai, kuma DSC na iya auna canjin canjin zafin. An gyara shi ne “nazarin bambancin zafi” (DTA). Baya ga KYAUTA na polymer Tg, ana kuma iya amfani da DSC don auna takamaiman zafin robobi, crystallinity, hardening crosslinking, da tsarki, shine muhimmin kayan aikin “nazarin zafi”.

12. Tsoma baki

Hanya ce mai sauƙi kuma mai arha don yin sutura (kaurin fim ɗin fata yana da alaƙa da danko da saurin sutura). Prepreg (kayan allon da aka buga) ana amfani dashi koyaushe ta wannan hanyar. Ana iya rufe shi a waje, kuma yana shiga cikin sararin mayafin fiber gilashi (saboda haka kuma an san shi da kayan da aka jika).

E-gilashin gilashin sa gilashi

E-glass asalinsa mallakar OWens-Corning Fiberglass Co. Sakamakon amfani da masana’antar hukumar kewaye na dogon lokaci, ya zama suna na ilimi. Baya ga silicon na asali da alli, yana ɗauke da ƙarancin potassium da sodium, amma da yawa na boron da aluminium. Rufewa da aiwatarwa yana da kyau, an yi amfani da shi sosai a cikin dalilan ƙarfafawa na ƙaramar hukumar. Abun da ke ciki shine kamar haka: Boron oxide B2O3 5 ~ 10% Sodium oxide/potassium Na2O/K2O 0 ~ 2% Calcium oxide CaO 16 ~ 25% Titanium dioxide TiO2 0 ~ 0.8% Aluminum oxide A12O3 12 ~ 16% Iron oxide Fe2O3 0.05 ~ 0.4% silica SiO2 52 ~ 56% Fluorin F2 0 ~ 1.0%

14. Ruwan Epoxy

Yana da polymer mai ɗimbin yawa, wanda za a iya amfani da shi don gyare -gyare, marufi, rufi, mannewa da sauran dalilai. A cikin masana’antar hukumar kewaye, ita ce mafi girman amfani da rufi da resin haɗin gwiwa, da mayafin fiber gilashi, tabarmar gilashi, da farar takarda takarda kraft, kuma tana iya ɗaukar kowane nau’in ƙari, don cimma manufar ba mai ƙonewa da babban aiki, azaman kayan tushe na duk matakan allon kewaye.

15. Ƙarfafawa (lanƙwasa)

A lokacin polymerization da hardening na resins daban -daban, kalmar tana nufin karkatar da sakin zafi akan lokaci. Lokacin da aka saki mafi zafi shine mafi girman maƙasudin zafin jiki. Kuma Reaction Exothermic- yana da Reaction na sinadaran Exothermic.

16. Filament

Yana nufin mafi mahimmancin sashi na yadudduka daban-daban, galibi yana kunshe da Yarn guda ɗaya wanda aka karkatar da shi zuwa Strand guda ɗaya ko Yarn mai yawa, sannan a saka cikin mayafin da ake buƙata ta “warp” da “weft”. Filament yana nufin Filament mai ɗorewa ko Matsakaici.

17. Cika a cikin weft shugabanci

Fiberglass ko raga na bugawa, wanda a cikin saɓanin keɓewa galibi ƙasa da adadin weft a tsawon tsayin naúra, don haka ƙarfin ya ragu. Wannan kalma tana da Weft synonym.

18, Resistant na harshen wuta

Yana nufin allon kewaye a cikin rufin farantin rufi, don cimma wani matakin juriya na ƙonewa (a cikin UL94 HB, VO, V1 da V2 matakin 4), ƙara wasu sunadarai dole ne da gangan a cikin tsarin resin, kamar bromine, silica, alumina, kamar FR – 4 wanda fiye da 20% na bromide), suna yin katako na wasan kwaikwayon na iya cimma wasu juriya na wuta. Gabaɗaya FR-4 mai jurewa wuta za a yi masa alama tare da alamar UL “alamar ja” mai alama a kan Warp na substrate (panel biyu) don nuna cewa yana da tsayayyar wuta. G-10 ba tare da retardant harshen wuta ba za a iya buga shi kawai tare da alamar “kore” ruwa a cikin alkyabba. Akwai kalmomin da suka dace da Flame Retardent, amma madaidaicin lokaci don hukumar da’irar ita ce Resist Fire, wanda ba shi da alhaki kuma bai kamata a baiyana misalai na mutane ba.

19, Lokacin Gel

Yana nufin yatsan itace a cikin b-mataki. Bayan samun zafi na waje, yatsan bishiyar yana canzawa daga m zuwa ruwa, sannan a hankali yana yin polymerizes kuma yana sake zama ƙarfi. Yayin aiwatarwa, jimlar “adadin sakanni” da taushi “don bayyana haɗin gwiwa” ana kiranta “lokacin haɗin gwiwa”. Wato, yayin aiwatar da latsa farantin farantin fale-falen, manne mai kwarara zai iya fitar da iska kuma ya cika sama da ƙasa na layin ciki. Yawan sakan da za a iya amfani da su shine mahimmancin fa’idar lokacin manne. Wannan muhimmin fasali ne na fim ɗin Prepreg.

20, Barbashin Gelation

Kasancewar bayyanannun abubuwa, pre-polymerized barbashi a cikin yatsan bishiyar fim ɗin b-mataki.