Polyvinyl cawv (PVA) Shuangxin
Cov tsos ntawm PVA yog dawb los yog daj daj los yog hmoov.Nws yog siv dav hauv dej-soluble ib puag ncig tus phooj ywg polymer.Nws qhov kev ua tau zoo yog nruab nrab ntawm cov yas thiab roj hmab.Nws muaj dej zoo solubility, adhesion, zaj duab xis yooj, smoothness, roj kuj, hnyav kuj, colloidal tiv thaiv, roj kuj, hnav tsis kam thiab thermal stability.
PVA17-88 Scope of Application
1. Kev lag luam ua yeeb yaj kiab
2. Ntawv ua kev lag luam
3. Adhesive kev lag luam
4. Cov khoom siv ntxiv rau cov khoom siv hauv tsev
5. Stabilizer kev lag luam
6. Yas molding kev lag luam
PVA20-88 Scope of Application
1. Kev lag luam fiber ntau: luv fiber ntau xov paj, xov paj ntev thiab tom qab ua tiav.
2. Kev lag luam ua yeeb yaj kiab: siv cov txheej txheem sib txawv los tsim cov dej-soluble films thiab lwm yam kev lag luam.
3. Txheej pwm kev lag luam: puag daim ntaub shaping thiab ntxiv dag zog thiab lwm yam teb.
4. Ntawv ua kev lag luam: Qhia qhov loj me thiab lwm qhov chaw.
5. Adhesive kev lag luam: re wet bonding thiab lwm yam teb.
6. stabilizer kev lag luam: yas acetate lotion polymerization.
7. Lwm tus: cov tshuaj pleev ib ce, cov khoom siv tshuaj, tshuaj ntxiv rau cov khoom siv hauv tsev, cov yeeb yaj kiab tiv thaiv ib ntus thiab lwm yam kev lag luam.
PVA24-88 Scope of Application
1.Powder chemical tsev cov ntaub ntawv
2.Adhesives
3.Fiber ua kev lag luam
4.Polymerization dispersant
5. Tshuaj pleev ib ce
6. Tshuaj
PVA17-99 Scope of Application
1.Cov tshuaj npaj los ntawm cov khoom yuav siv tau raws li cov thickener thiab anti-flow tus neeg sawv cev ntawm emulsion.
2.Rau daim ntawv saum npoo sizing tuaj yeem txhim kho daim ntawv lub zog thiab kev nqus tus number case.
3.Lub crosslinking kev ua tau zoo ntawm cov khoom tuaj yeem siv los npaj ntau yam dej-resistant nplaum.
4.Rau cov ntawv tsim thiab tsim cov kua nplaum.
5.For zus tau tej cov polyvinyl cawv fiber, dej-soluble fiber.
6.Fiber paste: zaj duab xis muaj kev ua haujlwm zoo, muag muag thiab muaj zog tensile tsis kam thiab elasticity, tab sis kuj muaj cov yam ntxwv ntawm kev sib txhuam tsis kam, cuam tshuam, smoothness thiab zoo feather nyhuv.Thiab piv nrog cov hmoov txhuv nplej siab, tsis tas yuav txhawj xeeb txog kev lwj thiab mildew.
PVA2099-99 Scope of Application
1. Adhesives thiab adhesives: siv rau chaw ua hauj lwm paste, rewetting paste, ntawv raj, ntawv hnab, thawv, glued paperboard, glued ntoo board, non-woven npuag, thiab lwm yam Nws yog siv rau lub tsev cov ntaub ntawv, hlau, acid ntsev, ceramics, pottery, number case, xim kua nplaum, pleev xim kua nplaum, cement sib tov rau pob zeb ntxiv dag zog, thiab lwm yam.
2.Fiber loj: zoo zaj duab xis tsim kev ua tau zoo, mos thiab muaj zog nro kuj thiab elasticity.Nws kuj muaj cov yam ntxwv ntawm kev sib txhuam tsis kam, kev koom tes, smoothness thiab zoo feather nyhuv.Thiab piv nrog cov hmoov txhuv nplej siab, tsis tas yuav txhawj xeeb txog kev noj nyiaj txiag thiab kev puas tsuaj, thiab mildew tsis tshua muaj tshwm sim.
3.Paper kev lag luam: nws tuaj yeem siv rau txheej txheej thiab polishing, uas tuaj yeem txhim kho cov ester tsis kam, hnyav tsis kam thiab dej tsis kam, thiab tsim cov ntaub ntau dua.Nws kuj tseem siv tau los ua cov nplaum hauv txheej txheej thiab cov khoom siv kho qhov muag polishing tus neeg sawv cev.
4. Polymerization tus neeg sawv cev: siv los ua ib qho zoo dispersant lossis stabilizer.Lawv tsuas yog siv los tiv thaiv colloids thiab tuaj yeem txhim kho emulsification ntawm qhov tsis tshua muaj siab.
5. Polyvinyl cawv tuaj yeem ua lub luag haujlwm hauv ntau lwm yam kev siv hauv kev lag luam, xws li ceramics, dej-soluble films, peelable coatings thiab ib ntus nplaum rau cov khoom tsis-woven.Cov khoom no tseem tuaj yeem siv rau hauv ntau yam khoom siv hauv tsev, xws li putty thiab plaster.
PVA2499-99 Scope of Application
1. Siv nyob rau hauv warp sizing, fabric finishing agent thiab vinylon fiber raw cov ntaub ntawv nyob rau hauv textile kev lag luam.
2. Kev tsim kho thiab kho kom zoo nkauj kev lag luam: kev tsim cov kua nplaum, sab hauv thiab sab nrauv phab ntsa txheej, nplaum.
3. Nws yog siv los ua polymerization emulsifier, dispersant thiab polyvinyl formal, acetaldehyde thiab butyraldehyde resin hauv kev lag luam tshuaj.
4. Kev lag luam ntawv yog siv los ua daim ntawv nplaum.
5. Hauv kev ua liaj ua teb, nws yog siv los ua av txias, tshuaj tua kab adhesion synergist thiab polyvinyl cawv zaj duab xis.
6. Lwm yam tseem tuaj yeem siv rau hauv cov tshuaj pleev ib ce niaj hnub thiab cov quenchants siab.
PVA2699-99 Scope of Application
1.Adhesive kev lag luam: ntawv thiab ntawv raj sib txuas.
2.Kev tsim kho kev lag luam: acetalization cov khoom siv rau kev tsim kho cov kua nplaum, sab hauv thiab sab nrauv phab ntsa txheej thiab cov nplaum.
3. Ceramic kev lag luam: aluminium pob binder, ceramic binder, thiab lwm yam.
4. Stabilizer kev lag luam: vinyl acetate emulsion polymerization thiab urea formaldehyde nplaum pleev xim stability.
Paub meej Parameters
| PVA Shuangxinqhov ntsuas | ||||||
| Lub npe | Alcoholic degree (mol%) | Viscosity (mPa.s) | Volatile consituent (%) | Purity (%) | PH | Tshauv (%) |
| 17-88 : kuv | 86.0-90.0 Nws | 19.5-32.0 Nws | 5.0 | 93.5 ua | 5-7 | 0.5 |
| 20-88 : kuv | 86.0-90.0 Nws | 28.0-43.0 Nws | 5.0 | 93.5 ua | 5-7 | 0.5 |
| 24-88 : kuv | 86.0-90.0 Nws | 43.0-65.0 Nws | 5.0 | 93.5 ua | 5-7 | 0.5 |
| 17-99 : kuv | 98.0-100 Nws | 21.0-33.0 Nws | 5.0 | 93.5 ua | 5-7 | 0.7 |
| 20-99 : kuv | 98.0-100 Nws | 45.0-58.0 Nws | 5.0 | 93.5 ua | 5-7 | 0.7 |
| 24-99 : kuv | 98.0-100 Nws | 66.0-83.0 Nws | 5.0 | 93.5 ua | 5-7 | 0.7 |
| 26-99 : kuv | 98.0-100 Nws | 76.0-85.0 Nws | 5.0 | 93.5 ua | 5-7 | 0.7 |
