Dab tsi yog qhov hnyav molecular ntawm polyvinyl alcohol?

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Dab tsi yog qhov hnyav molecular ntawm polyvinyl alcohol?

Qhov nplooj ntawv no muab cov ntaub ntawv tseem ceeb txog qhov hnyav molecular ntawm polyvinyl alcohol (PVA), ib qho polymer uas muaj ntau qhov kev siv dav hauv ntau hom lag luam. PLASTWO PTAI US LLC tshwj xeeb hauv PVA thiab VAE emulsion faib khoom hauv Suav. Qhov no tso cai rau peb muab cov ntaub ntawv ntxaws txog cov yam ntxwv molecular thiab cov yam ntxwv ua haujlwm ntawm PVA thiab cov txiaj ntsig ntawm kev yuav khoom ntawm cov khoom raw no los ntawm peb cov tsev khaws khoom uas muaj cov khoom zoo. Cov kev sib raug zoo nrog cov tuam txhab tsim khoom qhib txoj kev rau peb cov neeg siv khoom ntau yam xav tau raug daws los ntawm peb cov kev daws teeb meem pheej yig.

Tau ib qho quote

Cov khoom Polyvinyl Alcohol uas peb muab nrog cov nqi pheej yig thiab cov qauv geometrically quotient zog.

Cov kev xaiv kws tshaj lij

Xaiv ib qho polymer tsim nyog feem ntau yog ib qho kev challenge loj. Peb cov kws tshaj lij ua haujlwm ntawm ib tus neeg, qhia cov neeg siv khoom txog cov khoom polyvinyl alcohol uas tsim nyog rau cov neeg siv khoom xav tau. Peb muaj kev paub zoo txog ntau hom molecular hnyav thiab cov khoom, thiab coj cov neeg siv khoom mus rau cov kev daws teeb meem zoo tshaj plaws uas txhim kho lawv txoj kev tsim khoom.

Peb Cov Khoom Polyvinyl Alcohol

Cov khoom

Thaum PVA (MW) rau hais tias 13,000 teb 124,000 Da, no yog tau ntxiv ntawm lub cov kev caij. PVA MW thiaj los (13-23k Da) mus qhov tsis lawm, thiab yog ib tug txog thaum yog cov phauv ntawm tej ntawm thiab cov kev nyob qhov kawg thiab qhov muaj hais los. MW medium (30-80k Da) tau nrog cov kev nyob qhov hais thiab cov kev nyob qhov hais, nyob qhov paper coatings thiab construction mortars. PVA MW hais (85-124k Da) muaj cov kev hais thiab durability tsis paub, nyob qhov packaging thiab industrial coatings. Rau hais thiab, PVA 0588 (MW ~50k Da) nyob qhov paper sizing, meej PVA 2488 (MW ~140k Da) tau cov kev hais thiab detergent sachets. MW yog tau ntxiv ntawm viscosity: PVA MW hais solutions muaj viscosity los, thiab yog ib tug txog thiab thick adhesives, meej MW los yuav muaj qhov easy spraying or dipping.

Cov Lus Nug Nrov Nrov txog Polyvinyl Alcohol

Cov lag luam twg yog polyvinyl alcohol siv?

Polyvinyl alcohol pom kev siv hauv textile, adhesive, coatings thiab packaging industries. Nws qhov versatility siab tso cai rau nws siv hauv cov ntawv thov uas xav tau kev siv cov khoom uas dissolvable hauv dej thiab cov khoom tsim cov yeeb.

Cov Nqe Lus Xam

Nov

Lub luag haujlwm ntawm Polyvinyl Cawv hauv Kev Lag Luam Textile: trends thiab kev pom

Saib ntxiv

Nov

Txoj Kev Siv (lossis Txoj Kev Txiav Txim Siab) ntawm Polyvinyl Cawv

Saib ntxiv

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Qhov sib txawv ntawm Kev Ua Haujlwm Tsis Zoo ntawm Polyvinyl Cawv 88 Series thiab 99 Series Cov Khoom Siv thiab Lawv Daim Ntawv Thov Kev Ua Haujlwm hauv Kev Lag Luam Sib Txawv

Saib ntxiv

Nov

Lub Versatility ntawm Polyvinyl Cawv hauv Kev Lag Luam Niaj Hnub No

Saib ntxiv

Cov Neeg Siv Khoom Tshawb Fawb

John Smith

Supreme Zoo thiab Kev Pabcuam

Rau ntau tshaj ib xyoos peb tau yuav polyvinyl alcohol los ntawm tus neeg muab khoom no thiab qhov zoo ntawm nws yeej zoo. Lawv cov neeg ua haujlwm muaj kev paub pab peb xaiv qhov molecular mass zoo tshaj plaws rau kev tsim khoom, uas tau muaj kev cuam tshuam zoo rau kev ua haujlwm.

Tau ib qho nqi dawb

Peb tus neeg sawv cev yuav tiv tauj koj sai sai.

polyvinyl alcohol

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Cov Kev Siv Hluav Taws Xob ntawm Polyvinyl Alcohol

Polyvinyl alcohol yog siv hauv ntau hom vim nws cov yam ntxwv ntau. Muaj kev nkag siab meej hauv cov chaw tsim khoom tias adhesives, coatings, textile khoom thiab lwm yam tuaj yeem ua kom muaj zog lossis zais raws li PVA molecular hnyav. Peb cov neeg siv khoom tuaj yeem ua tiav lawv cov kev xav tau tshwj xeeb vim muaj ntau hom PVA khoom.

Kev Cog Lus Rau Zoo thiab Txhim Kho

Tsis pub muaj polyvinyl alcohol khoom zoo siab yuav muab rau peb cov neeg muab khoom. Lawv tuaj yeem xa txhua yam khoom nrog cov qauv zoo thiab cov nqe lus xav tau vim muaj kev sib raug zoo ntev nrog cov chaw tsim khoom tseem ceeb. Qhov no muab peb cov neeg siv khoom kev ntseeg siab hauv kev txuas ntxiv ntawm lawv cov khoom.