Hnyav P-5: Cov Yam Ntxwv Thiab Kev Muaj Pes Tsawg Leeg, Qib, Ntom Thiab Siv Rau Kev Txo Qis

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Video: Hnyav P-5: Cov Yam Ntxwv Thiab Kev Muaj Pes Tsawg Leeg, Qib, Ntom Thiab Siv Rau Kev Txo Qis

Video: Hnyav P-5: Cov Yam Ntxwv Thiab Kev Muaj Pes Tsawg Leeg, Qib, Ntom Thiab Siv Rau Kev Txo Qis
Video: Caj ntswm qhia Neeg tus yam ntxwv, lub siab, txoj hmoob thiab kev muaj nyiaj 2024, Plaub Hlis Ntuj
Hnyav P-5: Cov Yam Ntxwv Thiab Kev Muaj Pes Tsawg Leeg, Qib, Ntom Thiab Siv Rau Kev Txo Qis
Hnyav P-5: Cov Yam Ntxwv Thiab Kev Muaj Pes Tsawg Leeg, Qib, Ntom Thiab Siv Rau Kev Txo Qis
Anonim

Thaum ua haujlwm nrog cov xim thiab cov kua roj vanish, cov kuab tshuaj yog qhov tseem ceeb. Lawv tsim nyog los hloov cov qauv ntawm cov kua roj vanish lossis xim. Cov sib xyaw ua kom qis viscosity ntawm cov zas xim thiab ua haujlwm nrog lwm cov khi. Nov yog lub hom phiaj tseem ceeb ntawm cov kuab tshuaj. Tsis tas li, cov khoom siv tau siv rau kev ntxuav cov nplaim thiab ua rau degreasing.

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Hauv kab lus no, peb yuav qhia koj ntau ntxiv txog cov khoom nrov P-5.

kev piav qhia dav dav

P-5 yog cov organic sib xyaw siv thaum ua haujlwm nrog pleev xim. Nrog nws txoj kev pab, nws yooj yim kom ua tiav qhov xav tau sib xws ntawm cov zas. Cov khoom yuav los ua ke txhawm rau txhawm rau kho cov cuab yeej thiab cov cuab yeej pleev xim. Cov yam ntxwv zoo thiab cov yam ntxwv ua lub luag haujlwm tseem ceeb hauv kev tsim cov khoom lag luam muaj koob npe.

Kev daws yog siv los ntawm cov neeg siv ib txwm muaj thiab cov kws tshaj lij txuj ci. Ntau ntawm cov ntsiab lus uas ua rau cov kuab tshuaj tau nthuav dav tshwj xeeb. Ntau yam khoom organic yaj yooj yim hauv cov muaj pes tsawg leeg.

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Tshuaj muaj pes tsawg leeg

Cov tshuaj R-5 yog kev sib xyaw ntawm cov kuab tshuaj organic tshwj xeeb los ntawm kev hloov pauv.

Cov no yog cov khoom siv xws li:

  • acetone;
  • esters;
  • toluene;
  • butyl acetate;
  • cov ketone.
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Tshwm sim

Cov kuab tshuaj tuaj yeem muaj cov xim tsis muaj xim lossis xim daj me ntsis. Cov muaj pes tsawg leeg zoo yuav tsum tsis txhob muaj cov khoom raug tshem tawm. Qhov loj yog homogeneous hauv kev ntxhib los mos, uas tso cai rau nws siv tau tusyees thiab raug.

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Cia

Cov tuam txhab tsim khoom muab sijhawm txuag nyiaj rau ib xyoos txij li hnub tsim khoom. Tom qab qhib lub pob ntim, cov tshuaj hauv lub thawv yuav tsum muab cia rau hauv qhov chaw ntxoov ntxoo lossis qhov tsaus ntuj kom deb ntawm menyuam yaus thiab tsiaj. Nco ntsoov kaw lub hau ntim kom nruj .… Chav yuav tsum tau khaws cia ntawm qhov kub tsawg.

Cov yam ntxwv ntawm kev siv

Cov tshuaj hnyav no tuaj yeem siv tau hauv cov chav tshwj xeeb uas tau hloov kho rau cov qauv no, piv txwv li, hauv kev ua haujlwm lossis kev cob qhia.

Koj tuaj yeem siv qhov sib xyaw ua ke hauv chav uas:

  • muaj qhov tso pa tawm puv ntoob ua haujlwm ntawm lub zog tag nrho;
  • tau teeb tsa kev nyab xeeb hluav taws;
  • muaj kev tiv thaiv kab hluav taws xob thiab lwm yam khoom siv.
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Nws muaj peev xwm ua tiav cov txheej txheem kho saum npoo av kom deb ntawm qhov qhib nplaim taws thiab ntau yam khoom siv cua sov. Cov khoom lag luam qub yuav tsum muaj daim ntawv pov thawj zoo tsim nyog GOST 7827-74. Yog tias koj tsis ntseeg thawj qhov ntawm cov khoom, nug cov ntaub ntawv lees tias nws zoo.

Cia peb nco lub cev thiab tshuaj lom neeg:

  • Kev tso cai pom muaj cov dej tsis huv hauv cov tshuaj yuav tsum tsis pub tshaj 0.7%.
  • Particle volatility (diethyl ether) tuaj yeem sib txawv ntawm 9 txog 15 units.
  • Qhov ntsuas kub tsawg kawg nkaus ntawm cov kua yog -12 degrees Celsius.
  • Qhov ntom ntawm qhov hnyav yog nruab nrab ntawm 0.82 thiab 0.85 g / cm3 (piv txwv tias chav sov yog li 20 degrees siab dua xoom).
  • Qhov ntsuas coagulation yog li 30%.
  • Cov kua qaub ntau tshaj yog tsis ntau dua 0.07 mg KOH / g.
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Dab tsi los xav txog thaum ua haujlwm nrog kev sib xyaw?

Cov kuab tshuaj muaj cov ntxhiab tsw ntxhiab uas kis mus rau chav sai. Cov sib xyaw tau txais cov khoom zoo li no vim yog cov sib txuas tsis haum hauv kev daws teeb meem. Cov kuab tshuaj muaj 40% toluene, nrog rau kwv yees li 30% butyl acetate thiab paub acetone. Thawj qhov tivthaiv yog txhoj puab heev thiab nquag.

Kev tso pa tawm tau zoo thiab qhov cua nkag tau zoo yog qhov yuav tsum tau ua thaum ua haujlwm nrog cov khoom

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Scope ntawm daim ntawv thov

Ua ntej tshaj plaws, hom kev sib xyaw no yog siv los dilute cov xim thiab cov kua roj vanish. R-5 hom hnyav tau siv ua ke nrog cov kev daws teeb meem raws li PSKh LP thiab PSKh-LS cob. Cov khoom siv sib cuam tshuam tau zoo nrog lwm cov sib xyaw nrog organosilicon, polyacrylic, epoxy resins, roj hmab thiab lwm yam ntsiab lus uas tsim cov yeeb yaj kiab rau saum npoo. Thaum ua haujlwm nrog cov kua roj vanish thiab pleev xim (txha hniav laus), cov tshuaj muaj pes tsawg leeg tau ntxiv rau hauv qhov me me , ua tib zoo ua raws cov kev hloov pauv hauv lub xeev cov xim tha xim.

Nws yog qhov tsim nyog los nchuav rau hauv qhov hnyav ua tib zoo, tas li nplawm lub ntsiab lus tseem ceeb kom txog thaum koj ua tiav cov txiaj ntsig xav tau. Txawm hais tias qhov khoom muaj qhov dav siv, nws tsis tuaj yeem raug hu ua universal. Hauv qee kis, cov kws tshaj lij pom zoo kom koj tso tseg nws qhov kev nyiam sib txawv sib txawv. Muab qhov kev xaiv loj ntawm cov khoom, nws yuav tsis nyuaj rau nrhiav cov khoom raug.

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Muaj pes tsawg leeg R-5 tuaj yeem siv los ntxuav cov xim uas twb tau pleev xim los yog cov cuab yeej thiab cov cuab yeej .uas tau siv rau staining. Kev sib xyaw yuav pab tshem tawm cov kua roj vanish thiab xim. Cov khoom tshwj xeeb yooj yim yaj ntau yam ntawm cov organic sib txuas, tshem tawm txawm tias cov qub thiab tawv ncauj.

Yog tias peb tab tom tham txog kev nqa daim duab loj loj (kho kom zoo nkauj), tom qab ntawd koj ua tsis tau yam tsis muaj cuab yeej siv tau zoo. Hauv qhov no, cov khoom lag luam loj tau yuav.

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Qhov sib ntxiv ntawm P-5 sib xyaw ua kom zoo nkauj zoo nkauj ntawm cov khoom sib xyaw ua kom zoo nkauj. Tom qab thov, ib zaj duab xis txawm thiab du tau tsim. Los ntawm cov txheej txheem kev pom, zaj duab xis tau txais kev ywj pheej, ua tau ntev thiab lwm yam yam ntxwv zoo. Kev siv cov kuab tshuaj tsis ua rau puas tsuaj ntawm txheej.

Kev ceev faj txog kev ntsuas

Ua ntej koj pib ua haujlwm nrog cov kuab tshuaj, koj yuav tsum tau npaj kom txaus thiab tiv thaiv koj tus kheej los ntawm cov pa phem. Nco ntsoov tias cov khoom ib leeg uas ua rau muaj pes tsawg leeg tuaj yeem cuam tshuam rau koj kev noj qab haus huv thiab kev noj qab haus huv. Hydrocarbons, ketones, ntxiv rau lwm yam sib xyaw thiab cov khoom sib xyaw ua rau muaj kev txhim kho ntawm cov kab mob ntawm daim tawv nqaij, mob taub hau, ua xua thiab ua paug ntawm qhov hnyav sib txawv. Cov ntsiab lus tsis haum, uas ua rau muaj pa phem, cuam tshuam rau cov mucous membrane ntawm lub qhov muag nrog rau cov pa ua pa. Qee zaum, thaum siv cov qauv no, xeev siab tau sau tseg.

Xav txog txhua yam saum toj no, nws tsim nyog saib xyuas kom txo qis qhov tsis zoo. Cov khaub ncaws ua haujlwm tshwj xeeb thiab khoom siv ntxiv yog xav tau tsis yog tiv thaiv tes nkaus xwb, tabsis tseem muaj lub ntsej muag, qhov muag thiab qhov ntswg. Koj yuav tsum tau tsom iav tshwj xeeb, lub npog qhov ncauj ua pa thiab hnab looj tes … Txij li qhov muaj pes tsawg leeg yog cov nplaim taws, tsis txhob haus luam yeeb thiab siv cov nplaim taws qhib thaum ua haujlwm.

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Nyeem cov lus qhia rau kev siv ua tib zoo ua ntej siv. Cov muaj pes tsawg leeg yog txhoj puab heev thaum cuam tshuam nrog qee hom yas.

Noj

Cov kuab tshuaj kuj tseem siv yog tias tsim nyog kom sai thiab ua rau degrease saum npoo av. Kev sib xyaw R-5 kuj tsim nyog rau cov laj thawj no. Txawm tias ib qho me me yuav txaus los tshem tawm cov roj thiab cov roj los ntawm cov hauv paus. Tsis xav tau kev suav los ua tus qauv tu. Nws yog txaus kom ntub cov khaub ncaws nrog cov muaj pes tsawg leeg thiab ua tib zoo kho qhov saum npoo. Tsis txhob nchuav cov kuab tshuaj rau saum npoo: kev txhoj puab heev ntawm cov muaj pes tsawg leeg tuaj yeem tsim kev puas tsuaj rau nws ..

Tom qab kho nrog qhov hnyav, nws yuav tsum tshem nws cov seem nrog daim ntaub qhuav ua los ntawm cov ntawv tuab lossis daim ntaub. Ntsuam xyuas qhov tshwm sim: yog tias cov roj nplaum tseem nyob, rov ua cov txheej txheem ntxuav Kuv. Txawm li cas los xij, muab qhov ua tau zoo ntawm cov tshuaj hnyav no, ib qho so yog txaus. Tsis txhob txhuam cov tshuaj hnyav rau hauv lub hauv paus kom tsis txhob puas nws … Muaj qee qhov xwm txheej uas nws xav tau los ua cov txheej txheem degreasing.

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Muab lub tswv yim los ntxuav yog tias chav sov hauv qab qis dua. Qhov kub zoo tshaj yog 15 degrees.

Xaus

Thinner R-5 yog qhov ua tau zoo, muaj txiaj ntsig zoo uas tsis yog siv rau kev pleev xim thiab cov kua roj vanish xwb, tab sis kuj tseem siv rau kev ntxuav qhov chaw thiab cov cuab yeej. Nws yog qhov tsim nyog los ua haujlwm nrog cov khoom ua tib zoo kom tsis txhob ua kom puas qhov chaw kho.

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Nco ntsoov tiv thaiv koj lub ntsej muag thiab txhais tes los ntawm cov khoom sib xyaw thiab cov tshuaj tsis haum.

Pom zoo: