Isiokwu a na-ekpuchi otú e si dakọtara mkpuchi igwe akara ọsọ na oven ogologo iji hụ na organosilicon nrapado esịmde lekwasịrị curing ogo maka elu-okpomọkụ PTFE teepu. Ụkpụrụ kwekọrọ n'isi: ngụkọta oge obibi t_total = ogologo oven dị irè L ÷ ahịrị ọsọ v ga-abụrịrị obere oge ọgwụgwọ achọrọ. Nweta njirimara ọgwụgwọ site na DSC ma ọ bụ nyocha ọgwụgwọ nrapado na-eme ka mmekọrịta 'okpomọkụ - oge ọgwụgwọ kacha nta.' Nkwekọrịta ọgwụgwọ nhata: kewaa oven n'ime mpaghara, gbakọọ ti = Li/v na tcure(Ti), hụ ∑(ti/tcure(Ti)) ≥1. Usoro ngụkọ: tọọ mpaghara okpomọkụ nwere ogologo Li na okpomọkụ Ti; setịpụ ọsọ ahịrị v, gbakọọ oge obibi mpaghara ọ bụla na oke onyinye; megharịa ruo mgbe ngụkọta ≥1 (oke nchekwa 1.1-1.2 tụrụ aro).

Edemede a na-ekpuchi mmetụta nke irradiation gamma-ray na nhazi na akụrụngwa PTFE. Nhazi kemịkalụ na-agbanwe: ụzarị gamma na-agbaji agbụ isi CC na agbụ akụkụ CF (G-uru 3.0-3.5), na-eme ka ọnyà dị ukwuu na-adaba na ịdị arọ molekul; na oxygen, free radicals na-etolite peroxy radicals ewebata acyl fluoride na carboxylic acid end otu (hydrolyzing ka HF). Mgbanwe ihe owuwu condensed: crystallinity na-ebili na mbụ (obere dose, mkpirisi n'agbụ megharịa) wee daa (oke dose, ntụpọ na-akpaghasị kristal); kristal lamellar na-agbaji n'ime obere kristal nwere usoro ogologo ogologo furu efu. Ihe onwunwe na-emebi emebi: elongation na nkwụsịtụ na-agbada site na 0.1 kGy na ikuku, na-efu> 90% na ~ 1kGy - ihe na-aghọ ihe siri ike ma na-agbaji; ebe mgbaze na-agbada site na 327 ° C ruo n'okpuru 310 ° C; polar dị iche iche na-ebuli dielectric mgbe niile / ọnwụ; elu na-agbanwe site na-acha ọcha gaa na isi awọ/oji nwere ọnwụ na-egbuke egbuke.

Isiokwu a na-ekpuchi ngwa ngwa nke Teflon akwa-okpomọkụ ákwà na lithium batrị electrode ihicha. A na-eji ya dị ka eriri ebufe ma ọ bụ ihe mkpuchi oven, na-edozi nsogbu atọ dị mkpa: slurry adhesion, corrosion, and electrode scratching. Anọ uru ebe: Electrode àgwà na mkpụrụ - mgbochi osisi Njirimara gbochie PVDF ihe nkedo adhesion enyere mfe zuru ezu peeling; conductivity thermal n'otu na 100-140 Celsius na-egbochi mgbawa / ọkụ; ezigbo elu na-ewepụ ncha na ntụ ntụ; Ogologo oge na nkwụsi ike arụmọrụ - nguzogide kemịkalụ megide ihe mgbaze NMP na vapors electrolyte na-enweghị ọzịza / ịka nká; ike tensile dị elu na nkwụsi ike akụkụ site na mkpụrụ osisi fiberglass maka nhazi ziri ezi; ihicha dị mfe na obere ihe fọdụrụ ma e jiri ya tụnyere eriri ntupu ígwè.

Isiokwu a na-ekpuchi ihe omume delamination nke akwa Teflon na-ekpo ọkụ. Delamination na-ezo aka nkewa na peeling n'etiti elu PTFE mkpuchi na esịtidem fiberglass isi ákwà ma ọ bụ n'etiti multiple mkpuchi n'ígwé. Ihe ngosi a na-ahụ anya: ọnya na-egbuke egbuke / na-egbuke egbuke (ebuli elu na-enwe mmetụta oghere) dị ka ihe ịrịba ama mbụ; peeling interlayer na mkpuchi dị mfe wepụrụ na mpempe akwụkwọ na-ekpughe fiberglass ọcha; ọcha nke mpaghara na-esote site n'ịkụda mgbe okpomọkụ/esemokwu gasịrị. Isi ihe na-akpata: mmebi nrụgide thermal - ọnụọgụ mgbasawanye ọkụ dị iche iche n'etiti PTFE na fiberglass na-eme ka nrụgide dị n'ime, ikpo ọkụ ọkụ / oyi na-eme ngwa ngwa na-akpata nkwụsị; Mmepụta àgwà ntụpọ - ezughị ezu fiberglass ọgwụgwọ elu, PTFE impregnation na-adịghị mma, ezughị ezu sintering na-eme ka adịghị ike interfacial bonding.

Isiokwu a na-enyocha mgbanwe nhazi na akwa akwa okpomọkụ PTFE n'oge ịka nká. Akụkụ anọ: PTFE mkpuchi microstructure - molecular yinye scission na ọxịdashọn (carbonyl/carboxyl otu e guzobere), crystallinity mgbanwe (n'oge ebili wee daa), Micro-crack na pinhole guzobe, elu powdering; Glass eriri mkpụrụ na interface - sizing / njikọ gị n'ụlọnga decomposition na-akpata ọnwụ nke bonding, interfacial debonding na delamination (blistering, ọcha ebe), iko eriri netwọk ozize na embrittlement, alkali metal oxide ọdịda na-akpata nchekasị corrosion; Ọdịdị na ọdịdị macroscopic - mgbanwe agba (ọcha → beige → aja aja → nwa), nrụrụ na-ebelata na curling, n'elu roughening na gloss ọnwụ, ntụ ntụ na aka, nkwụsị zuru oke nke mgbanwe. Ihe kacha mkpa nke ịka nká: usoro na-aga n'ihu nke ' mkpuchi mkpuchi → ọdịda interface → mmebi mkpụrụ.

Isiokwu a na-akọwa ụkpụrụ nke mgbanwe na cohesive ike nke PTFE elu-okpomọkụ teepu nrapado oyi akwa mgbe elu okpomọkụ ịka nká. Usoro nke atọ: Ogbo na-ebilite mgbe ọgwụgwọ gasịrị (mkpughe okpomọkụ dị elu na 200-260 Celsius, ìgwè ndị na-emegharị ihe na-aga n'ihu na-aga n'ihu na-agafe, njikọta na-abawanye nke ukwuu); Ogbo nha anya kwụsiri ike (ịgafe ụzọ mmecha, njikọta na-adịgide ogologo oge); Mweda na ọdịda ogbo (oke oge/okpomọkụ na-akpata mmebi agbụ ígwè, ịdị n'otu na-ebelata, nrapado na-adị nro ma bụrụ nke na-adịghị mma). A na-enyocha ihe kpatara ọdịda njikọta ọnụ (ndọwa nke ime na-ahapụ ihe fọdụrụ) na ịpịpụta (oyi na-erute n'akụkụ n'ihi mbelata modul).

Isiokwu a na-akọwa ngwa ngwa nke Teflon akwa okpomọkụ dị na ụlọ ọrụ ike anyanwụ. Ngwa isi na modul lamination: akwa ntọhapụ etinyere n'elu / n'okpuru modul PV na-egbochi EVA a wụrụ awụ (140-150 Celsius) ịrapagidesi ike na platen kpo oku ma ọ bụ efere roba, na-echebe akụrụngwa na ịgba mbọ hụ na ebe dị larịị; eriri ndị na-ebu laminator maka ịkwanye / nbudata akpaka; akwa mkpuchi roba na-agbatị ndụ ọrụ. Ịzụta eriri cell: eriri ebufe na-ebu sel na rịbọn site na mpaghara kpo oku, nke nwere elu na-abụghị osisi na-eguzogide mmiri na splashes solder; Okpokoro ikpo okwu kpo oku maka soldering workstations. Ihe mkpuchi okpomọkụ dị elu: mkpuchi maka tubes kpo oku, thermocouples, eriri na laminators na ikpo ọkụ; akụrụngwa okpomọkụ mkpuchi ákwà mgbochi na ọta.

Isiokwu a na-ekpuchi pretreatment nzọụkwụ chọrọ maka fiberglass ákwà tupu PTFE emulsion impregnation. Nzọụkwụ 1: Ngwọta okpomọkụ / dewaxing na 300-450 ° C iji wepụ paraffin wax na mmanụ kpamkpam site na eriri fiber (paraffin wax, starch derivatives), residual sizing content chọrọ n'okpuru 0.2%, na-emepụta ' akwa na-ekpo ọkụ na-ekpo ọkụ. ' Nzọụkwụ 2: Ngwọta kemịkal dị n'elu - ngwa nke silane coupling agents, KH-550s (KH-550). ụdị chemical bonding film na eriri elu, na-enyere molekụla àkwà mmiri n'etiti inorganic iko emep uta eri na organic PTFE; Uwe edozichara nke a na-ere ahịa nwere ike ịgafe usoro a mana a ga-enyocharịrị ya. Nzọụkwụ 3: ihicha na preheating - ihicha na 80-120 ° C maka 1-2 awa iji belata mmiri ọdịnaya n'okpuru 0.1%, na-egbochi afụ / efu e guzobere n'oge ọgwụgwọ.

Edemede a na-egosi ụzọ iji meziwanye nguzogide na-akpụ akpụ na nkwụsi ike ogologo oge nke teepu dị elu nke Teflon dị elu. Usoro gụnyere: Njikarịcha netwọkụ netwọkụ molecular - elu MQ silicone resin/gum ratio (1.2:1–2:1) na-etolite ngalaba ngalaba siri ike; ntinye nke otu phenyl (20-30 mol%) na-egbochi mmegharị agbụ; crosslink molecular arọ na-achịkwa na 5,000-15,000 g / mol; Gradient modul multilayer nrapado Ọdịdị - primer-anchoring oyi akwa (1-3μm) na silane njikọ njikọ, elu-modul cohesive oyi akwa (30-50μm) dị ka shear-eguzogide skeleton, viscoelastic functional oyi akwa (3-8μm) maka elu wetting; Nanofillers - silica fumed (10-25 wt%) nwere ngbanwe elu na-emepụta njikọgharị anụ ahụ nwere ike ịtụgharị.

Isiokwu a na-akọwa otú PTFE mkpuchi agbụ na fiberglass ákwà mkpụrụ na Teflon elu-okpomọkụ ákwà. Njikọ kemịkalụ ozugbo agaghị ekwe omume n'ihi ike elu dị ala nke PTFE. A na-enweta njikọ site na: Mechanical interlocking (njikọ anụ ahụ) - PTFE emulsion na-abanye n'ime eriri eriri na eriri eriri eriri mgbe ọ gbasasịrị; Silane njikọ ọnụ n'ụlọnga pretreatment - Nleta molekụla àkwà mmiri n'etiti inorganic iko emep uta eri na organic primer; Ntugharị oyi akwa kemịkalụ - iji PAI, PPS, PES ma ọ bụ PEEK resins na PTFE micropowder, etinyere ya mgbe ọgwụgwọ jikọtara ọnụ iji mepụta oyi akwa mgbanwe siri ike; Hot-agbaze nrapado film lamination - FEP ma ọ bụ PFA fim (na-agbaze ebe 260-310 Celsius) njikọ tupu kpụrụ PTFE ihe nkiri na ákwà; Gradient Ọdịdị site multiple impregnation na sintering cycles - itughari mbụ ngafe na ihe nkedo / njikọ ọnụ n'ụlọnga penetrates miri emi n'ime emep uta eri, sochiri dị ọcha PTFE impregnations, na-eke compositional gradient si fiberglass ka dị ọcha PTFE.