Abstract:Rigid PVC muaj qhov tsis zoo hauv kev ua haujlwm xws li brittleness thiab tsis tshua muaj kub toughness, peb cov khoom ADX-600 acrylic impact modifier (AIM) tuaj yeem daws tau cov teeb meem zoo li no thiab muaj kev ua tau zoo dua thiab kev ua haujlwm zoo dua li CPE thiab MBS modifiers uas nquag siv.Hauv daim ntawv no, peb thawj zaug qhia ADX-600 AIM, thiab tom qab ntawd muab piv rau ADX-600 AIM nrog chlorinated polyethylene (CPE) thiab MBS hauv ntau yam, thiab ua ke nrog cov ntawv tshwj xeeb hauv ntau hom PVC yeeb nkab, peb tsom xam tsom xam thiab xaus lus tias ADX- 600 AIM muaj kev ua tau zoo tag nrho hauv PVC yeeb nkab fittings.
Ntsiab lus:Rigid PVC, Yeeb Nkab, ADX-600 AIM, CPE, MBS
Taw qhia
Raws li ib qho ntawm cov khoom siv thev naus laus zis, cov kav dej PVC tuaj yeem pom hauv lub neej txhua hnub.PVC cov kav dej tau txais txiaj ntsig zoo los ntawm lub zej zog engineering rau lawv lub teeb yuag, kev tiv thaiv corrosion, siab zog thiab kev nyab xeeb thiab yooj yim.Nyob rau hauv xyoo tas los no, nyob rau hauv kev tsav tsheb ntawm kev loj hlob sai ntawm kev lag luam hauv tsev, tshwj xeeb tshaj yog kev txhawb nqa ntawm cov kev cai hauv lub tebchaws, kev tsim thiab siv cov yeeb nkab PVC tau tsim kev loj hlob, PVC yeeb nkab ntau lawm suav nrog ntau dua 50% ntawm cov yeeb nkab. tag nrho cov zis ntawm cov kav dej yas, dav siv hauv kev lag luam, kev tsim kho, kev ua liaj ua teb thiab ntau lwm yam lag luam.Vim txoj kev loj hlob sai ntawm cov kav dej PVC hauv Suav teb, qhov kev thov rau PVC cuam tshuam kev hloov pauv kuj tau nce ntxiv.Peb cov khoom ADX-600 AIM toughened PVC yeeb nkab muaj cov khoom zoo heev.Lub raj xa dej muaj qhov zoo ntawm kev noj qab haus huv, kev nyab xeeb, kav ntev, kev txuag hluav taws xob, kev tiv thaiv ib puag ncig thiab kev lag luam, thiab lwm yam. Nws muaj ntau yam kev siv, feem ntau suav nrog cov kav dej hauv av rau cov dej xa dej, cov dej xa dej hauv cov tsev thiab cov tsev lag luam. , kev kho mob, tshuaj lom neeg thiab dej haus kev lag luam xa khoom, cov chaw pej xeem thiab lub vaj irrigation systems, thiab lwm yam.
I. Taw qhia txog ADX-600 AIM cov khoom
Khoom
ADX-600 cuam tshuam hloov pauv yog cov hmoov dawb ntws.
| Khoom | Index | Chav tsev |
| Lub cev tshwm sim | Dawb hmoov | |
| Kev ceev ceev | 0.4-0.6 hli | g/cm³ |
| Volatile | ＜1.0 | % |
| 20 Mesh kuaj | ＞99 | % |
* Qhov ntsuas tsuas yog sawv cev rau cov txiaj ntsig zoo uas tsis suav tias yog qhov tshwj xeeb.
Cov cwj pwm tseem ceeb
● Zoo cuam tshuam lub zog
● Txhim khu kev tiv thaiv huab cua
● Txhim kho plasticizing efficiency zoo
● Tsawg tom qab extrusion shrinkage lossis thim rov qab
● Cov khoom ua tau zoo heev thiab siab gloss
Rheology thiab Kev Kho Mob
ADX-600 cuam tshuam kev hloov pauv nthuav tawm cov yam ntxwv fusion nrawm dua li cov khoom sib tw, uas tso cai rau cov txiaj ntsig kev lag luam los ntawm kev txo cov qib ntau ntawm cov khoom siv thiab cov roj nplua nyeem hauv cov qauv.
Kev cuam tshuam lub zog
ADX-600 cuam tshuam hloov kho muab kev txhim kho zoo ntawm chav tsev kub thiab 0 ° C.
Kev ua tau zoo ntawm ADX-600 yog ntau dua li cov khoom sib tw.
II.Kev sib piv ntawm kev ua tau zoo ntawm ADX-600 AIM nrog cov hloov pauv sib txawv
Peb cov khoom ADX-600 yog cov tub ntxhais-plhaub acrylate cuam tshuam hloov kho los ntawm emulsion polymerization.Nws muaj pov thawj tias 3 qhov chaw ntawm ADX-600 + 3 phr CPE tuaj yeem siv 9 phr CPE hauv cov kav dej PVC;ADX-600 tuaj yeem siv rau hauv qhov sib npaug tsis yog MBS.Hauv kev xaus, ADX-600 AIM muaj kev ua tau zoo tag nrho thiab cov khoom tsim tau muaj cov khoom siv kho tshuab zoo dua thiab muaj txiaj ntsig zoo dua.Cov hauv qab no yog kev sib piv kev soj ntsuam ntawm kev ua tau zoo ntawm cov kev cuam tshuam sib txawv ntawm cov yeeb nkab sib txawv.
1.Rigid polyvinyl chloride (PVC-U) kav dej rau dej
Cov khoom siv hauv paus tau npaj raws li Table 1, thiab tom qab ntawd ADX-600 thiab CPE thiab MBS tau ntxiv, thiab qhov kev ua tau zoo tau sim tom qab cov qauv tsim los ntawm cov cuab yeej raws li qhia hauv Table 2.
Table 1
| Lub npe | Calcium thiab Zinc Stabilizer | Stearic acid | PE Wax | Calcium Carbonate | PVC (SG-5) |
| Phr | 3.5 | 0.1 | 0.2 | 8.0 ib | 100.0 |
Rooj 2
| Yam khoom | Txoj Kev Xeem | Chav tsev | Technical Index (CPE/9phr) | Technical Index (ADX-600/3phr + CPE/3phr) | Technical Index (ADX-600 / 6phr) | Technical Index (MBS/6phr) |
| Qhov tshwm sim | Kev tshuaj xyuas qhov muag | / | Smooth sab hauv thiab sab nrauv phab ntsa ntawm cov qauv tsis muaj npuas, tawg, dents thiab lwm yam teeb meem, nrog cov xim sib xws thiab luster. | |||
| Vicat Softening Kub | GB/T8802-2001 | ℃ | 80.10 Nws | 82.52 ib | 81.83 ib | 81.21 ib |
| Longitudinal Retraction Rate | GB/T6671-2001 | % | 4.51 ib | 4.01 Nws | 4.29 ib | 4.46 ib |
| Dichloromethane Impregnation Test | GB / T13526 | % | 20.00 Nws | 15.00 Nws | 17.00 Nws | 17.00 Nws |
| Poob rauj Impact Test (0 ℃) TIR | GB/T14152-2001 | % | 5.00 Nws | 3.00 Nws | 4.00 Nws | 4.00 Nws |
| Kev Xeem Hydraulic | GB/T6111-2003 | / | Tsis muaj rupture ntawm cov qauv, tsis muaj to | |||
| Kev sib txuas Sealing Test | GB/T6111-2003 | / | Tsis muaj rupture ntawm cov qauv, tsis muaj to | |||
2.Rigid polyvinyl chloride (PVC-U) kav dej rau cov kav dej
Cov khoom siv hauv paus tau npaj raws li Table 3, thiab tom qab ntawd ADX-600 thiab CPE thiab MBS tau ntxiv, thiab qhov kev ua tau zoo tau sim tom qab cov qauv tsim los ntawm cov cuab yeej raws li qhia hauv Table 4.
Table 3
| Lub npe | Calcium thiab zinc stabilizer | Stearic acid | PE Wax | Calcium Carbonate | PVC (SG-5) |
| Phr | 3.5 | 0.1 | 0.3 | 20.0 Nws | 100.0 |
Rooj 4
| Yam khoom | Txoj Kev Xeem | Chav tsev | Technical Index (CPE/9phr) | Technical Index (ADX-600/3phr + CPE/3phr) | Technical Index (ADX-600/6phr) | Technical Index (MBS/6phr) |
| Qhov tshwm sim | Kev tshuaj xyuas qhov muag | / | Smooth sab hauv thiab sab nrauv phab ntsa ntawm cov qauv tsis muaj npuas, tawg, dents thiab lwm yam teeb meem, nrog cov xim sib xws thiab luster. | |||
| Vicat Softening Kub | GB/T8802-2001 | ℃ | 79.11 ib | 81.56 ib | 80.48 ib | 80.01 ib |
| Longitudinal Retraction Rate | GB/T6671-2001 | % | 4.52 ib | 4.02 ib | 4.10 | 4.26 |
| Tensile Yield Stress | GB/T8804.2-2003 | MPa | 40.12 Nws | 40.78 ib | 40.69 ib | 40.50 Nws |
| Elongation ntawm Break | GB/T8804.2-2003 | % | 80.23 ib | 84.15 Nws | 83.91 ib | 81.05 Nws |
| Tso Hammer Impact Test TIR | GB/T14152-2001 | % | 5.00 Nws | 3.00 Nws | 4.00 Nws | 4.00 Nws |
| Watertightness | GB/T5836.1-2018 | / | Tsis muaj qhov xau ntawm ib qho qauv | |||
| Airtightness | GB/T5836.1-2018 | / | Tsis muaj qhov xau ntawm ib qho qauv | |||
3. Corrugated yeeb nkab
Cov khoom siv hauv paus tau npaj raws li Table 5, thiab tom qab ntawd ADX-600 thiab CPE thiab MBS tau ntxiv, thiab qhov kev ua tau zoo tau sim tom qab cov qauv tsim los ntawm cov cuab yeej raws li qhia hauv Table 6.
Table 5
| Lub npe | Calcium thiab Zinc Stabilizer | Oxide hmoov | Titanium Dioxide | Calcium Carbonate | PVC (SG-5) |
| Phr | 5.2 | 0.3 | 2.0 | 12.5 ib | 100.0 |
Table 6
| Yam khoom | Txoj Kev Xeem | Chav tsev | Technical Index (CPE/9phr) | Technical Index (ADX-600/3phr + CPE/3phr) | Technical Index (ADX-600/6phr) | Technical Index (MBS/6phr) | |
| Qhov tshwm sim | Kev tshuaj xyuas qhov muag | / | Smooth sab hauv thiab sab nrauv phab ntsa ntawm cov qauv tsis muaj npuas, tawg, dents thiab lwm yam teeb meem, nrog cov xim sib xws thiab luster. | ||||
| Qhov cub Test | GB/T8803-2001 | / | Tsis muaj delamination ntawm cov qauv, tsis muaj cracking | ||||
| Nplhaib Flexibility | GB/T9647-2003 | / | Cov qauv yog du, tsis muaj rupture, ob phab ntsa tsis detached | ||||
| Ntiv Nplhaib | SN 2 | GB/T9647-2003 | KN / m2 | 2.01 Nws | 2.32 ib | 2.22 | 2.10 |
| SN4 | 4.02 ib | 4.36 ib | 4.23 | 4.19 ib | |||
| SN8 | 8.12 ib | 8.32 ib | 8.23 ib | 8.20 Nws | |||
| NWS 12.5 | 12.46 Nws | 12.73 Nws | 12.65 Nws | 12.59 Nws | |||
| SN16 | 16.09 Nws | 16.35 Nws | 16.29 Nws | 16.15 Nws | |||
| Creep Ratio | GB / T18042-2000 | / | 2.48 ib | 2.10 | 2.21 | 2.38 ib | |
| Tso Hammer Impact Test TIR | GB/T14152-2001 | % | 10.00 Nws | 8.00 Nws | 9.00 Nws | 9.00 Nws | |
| Elastic Foob Connection Sealing | GB/T18477.1-2007 | / | Tsis muaj qhov xau ntawm ib qho qauv | ||||
III.Xaus
Los ntawm kev sib piv cov kev ua tau zoo ntawm ADX-600 AIM nrog chlorinated polyethylene (CPE) thiab MBS nyob rau hauv ntau yam thiab combining lawv nrog tshwj xeeb daim ntaub ntawv nyob rau hauv ob peb PVC yeeb nkab hom, peb objectively tsom xam thiab xaus hais tias 3 phr ADX-600 + 3 phr ntawm CPE tuaj yeem hloov tau. 9 phr CPE hauv PVC yeeb nkab;ADX-600 tuaj yeem hloov MBS hauv qhov sib npaug.Hauv kev xaus, ADX-600 AIM muaj kev ua tau zoo tag nrho thiab cov khoom tsim tau muaj cov khoom siv kho tshuab zoo dua thiab muaj txiaj ntsig zoo dua.Tsis tas li ntawd, ADX-600 AIM yog qhov tsim nyog rau ntau yam kev siv, suav nrog cov dej hauv av hauv av, cov khoom xa dej hauv pej xeem thiab cov tsev lag luam, kev xa khoom hauv kev kho mob, tshuaj thiab dej haus kev lag luam, cov chaw pej xeem thiab cov vaj tsev irrigation systems.
Post lub sij hawm: Jun-19-2022