VP/VA Copolymers
* Ngosipụta ịchọ mma VP/VA Copolymers na dị iche iche rations nke N-Vinylpyrrolidone ka Vinyl Acetate, soluble na ọtụtụ organic solvents.Nke dị na ntụ ntụ, mmiri ngwọta na ethnol ngwọta ụdị. Ihe ngwọta mmiri nke VP/VA Copolymers bụ ndị na-abụghị ionic, neutralization achọghị, Ihe nkiri ndị na-emepụta siri ike, kenkowaputa, na mmiri na-ewepụ; Viscosity a na-emegharị emegharị, ebe dị nro na mmetụta mmiri dabere na oke VP/VA; Ndakọrịta dị mma na ọtụtụ modifiers, plasticizers, spray propellants na ihe ịchọ mma ndị ọzọ, na hydroscopicity na-ebelata nha nha nke Vinyl acetate.
Usoro nka na ụzụ isi:
| Ngwaahịa | |||
| Ọdịdị | Ọcha na-acha ọcha na-acha ude, ntụ ntụ na-enweghị atụ | Na-atụgharị ka ọ dị ntakịrị mmiri mmiri na-acha odo odo | |
| VP/VA | 60/40 | 60/40 | 70/30 |
| K Uru | 27-35 | 27-35 | 27-35 |
| Ndị monomers | 0.1% kacha. | 0.1% kacha. | 0.1% kacha. |
| Mmiri | 5.0% kacha. | 48-52% | 48-51% |
| Ọdịnaya siri ike | 95% kacha. | 48-51% | 48-52% |
| Sulfated Ash | 0.1% kacha. | 0.1% kacha. | 0.1% kacha. |
| Uru pH (10% n'ime mmiri) | 4.0-7.0 | 4.0-7.0 | 4.0-7.0 |
Ngwa:
VP / VA Copolymers bụ nhọrọ magburu onwe ya dị ka onye na-emepụta ihe nkiri na onye na-eme ntutu isi, nke kwesịrị ekwesị maka ihe anọ a na-eji dị ka mmepụta ihe nkiri na mgbanwe viscosity, karịsịa na ngwaahịa ntutu isi, dị ka ntutu isi, Aerosol gas sprays, Wet look sprays. .
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* Ọkwa ọgwụ VP/VA Copolymer-Copovidonena 60/40 ration nke N-Vinylpyrrolidone ka Vinyl Acetate, soluble na ọtụtụ organic solvents.Nke dị na ntụ ntụ,Copovidone na-emepụta ihe nkiri siri ike, nke na-ewepụ mmiri na nke na-egbuke egbuke, ọ nwere ndakọrịta magburu onwe ya na ọtụtụ plasticizers na modifiers. Ezi solubility na mmiri, mmanya na ndị ọzọ organic solvents.
Usoro nka na ụzụ isi:
| Ọdịdị | White ma ọ bụ odo-acha ọcha ntụ ntụ ma ọ bụ flakes, hygroscopic |
| Viscosity (Express dị ka K Uru) | 25.20-30.24 |
| Solubility | Na-agbaze kpamkpam na mmiri, na mmanya na methylene chloride |
| njirimara | A. Infrared absorption |
| BA agba uhie na-egosi | |
| CA violet agba na-egosi | |
| Peroxides (nke a kọwara dị ka H2O2) | 400 ppm max. |
| Hydrazine | 1 ppm kacha. |
| Monomers(VP+VA) | 0.1% kacha. |
| adịghị ọcha A(2-Pyrrolidone) | 0.5% kacha. |
| Ọla dị arọ (dị ka Pb) | 20 ppm max. |
| Ọnwụ na ihicha | 5.0% kacha. |
| Sulfated Ash | 0.1% kacha. |
| Ọdịnaya Ethenyl Acetate | 35.3 ~ 42.0% kacha. |
| Ọdịnaya Nitrogen | 7.0 ~ 8.0% |
Ngwa:
Copovidone tumadi eji dị ka mmiri-soluble ihe nkedo na akọrọ ihe nkedo na mmiri / kpọmkwem granulation Filiks, nwekwara ike-eji dị ka film akpụ ihe.
* Mkpokọta mbadamba mmiri soluble, dabara maka mmiri ma ọ bụ akọrọ granulation / usoro mkpakọ ozugbo.
* Ihe nkiri nke gara aga: mkpuchi ihe nkiri nwere ike ime maka mbadamba mbadamba na mkpuchi shuga iji chebe onwe ya pụọ na nkewa, belata mmetụta mmiri ma nye mmachi ihe nkiri.
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* Nka nka VP/VA Copolymersnwere dị iche iche rations nke vinylpyrrolidone ka vinyl acetate na dị ka ọcha ntụ ntụ ma ọ bụ doro anya uzo ngwọta na mmiri, ethanol na isopropanol.It's ụdị siri ike, kenkowaputa, mgbanwe, mmiri-iwepụ, oxygen permeable fim nke na-agbaso iko, plastic na ọla, ndị a Njirimara, jikọtara ya na ikike ịchịkwa hydrophilicity ha site na ihe mejupụtara monomer, na-eduga n'ọtụtụ ngwa ụlọ ọrụ ya.
Usoro nka na ụzụ isi:
| Ngwaahịa | PVP/VA 64N'ime | PVP/VA 73N'ime | |
| Ọdịdị | Ọcha ka ntụ ntụ na-acha ọcha | Na-atụgharị ka ọ dị ntakịrị mmiri mmiri na-acha odo odo | |
| VP/VA | 60/40 | 60/40 | 70/30 |
| K Uru | 27-35 | 27-35 | 27-35 |
| Ndị monomers | 0.2% kacha. | 0.2% kacha. | 0.2% kacha. |
| Mmiri | 5.0% kacha. | 48-52% | 48-51% |
| Ọdịnaya siri ike | 95% kacha. | 48-51% | 48-52% |
| Sulfated Ash | 0.1% kacha. | 0.1% kacha. | 0.1% kacha. |
| Uru pH (10% n'ime mmiri) | 4.0-7.0 | 4.0-7.0 | 4.0-7.0 |
Ngwa:
VP / VA copolymers n'ọtụtụ ebe ụlọ ọrụ mmepụta ihe na-ekpo ọkụ na-agbaze adhesives, Photoresist binders na covers maka ink jet media akwụkwọ, plastic film, Agriculture & ndị ọzọ substrates.
* Mkpuchi na mpempe akwụkwọ, ihe nkiri, ihe ndị ọzọ dị n'ime mmiri * mmiri na-ekpochapụ nrapado
* Ihe mkpuchi mmiri na-agbaze * Ihe ịchọ mma na nchekwa
* Onye na-ese foto/ihe nkpuchi ihe nkpuchi * kemịkalụ ugbo
* Bioadheives * ihe mkpuchi nchebe
*Mfesa akwụkwọ osisi
* Ụlọ ọrụ mmepụta ihe na mahadum-nyocha imekọ ihe ọnụ
* SGS & ISO kwadoro
* Ndị ọkachamara na ndị otu na-arụ ọrụ
* Ụlọ ọrụ na-eweta ozugbo
*Nkwado ndị teknuzu
* Nkwado obere iwu
* Pọtụfoliyo sara mbara nke akụrụngwa nlekọta onwe onye & ihe na-arụ ọrụ
*Aha ahịa ogologo oge
* Nkwado ngwaahịa dị
* Nkwado isi mmalite
* Nkwado ịkwụ ụgwọ na-agbanwe agbanwe
* Nzaghachi & Ọrụ elekere 24
* Ọrụ na akụrụngwa traceability
