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Poly(1-vinylpyrrolidone-co-vinyl acetate)

Molecular Structure:
MDL:
MFCD00134018
Molecular Formula:
Molecular Weight:
Alias:
乙烯基吡咯烷酮,醋酸乙烯共聚树脂,N-乙烯基-γ-吡咯烷酮,PVP-A共聚系列
Product order:
Name Specifications Packing Price Delivery
Poly(1-vinylpyrrolidone-co-vinyl acetate) 50%乙醇溶液(共聚物Copolymer, 3:7) 500g RMB 321.2 Consulting service
Poly(1-vinylpyrrolidone-co-vinyl acetate) 50%乙醇溶液, 3:7 100g RMB 97.9 Consulting service
Poly(1-vinylpyrrolidone-co-vinyl acetate) 50%乙醇溶液(共聚物Copolymer, 7:3) 500g RMB 321.2 Consulting service
Poly(1-vinylpyrrolidone-co-vinyl acetate) 50%乙醇溶液(共聚物Copolymer, 7:3) 100g RMB 97.9 Consulting service
Poly(1-vinylpyrrolidone-co-vinyl acetate) average Mw~50,000 (GPC vs. poly(ethylene oxide))粉末 250g RMB 207.9 Consulting service
Poly(1-vinylpyrrolidone-co-vinyl acetate) average Mw~50,000 (GPC vs. poly(ethylene oxide))粉末 1kg RMB 539 Consulting service
Character:
PVP/VAc 系列产品在水中形成的溶液由清液至浊液不等,混浊的程度视乙烯基吡咯烷酮及乙酸乙烯醋的配比而定。该等溶液有轻微的酸性反应但无电解性。
密度:1.27 
Quality Standard:
VA64 (共聚物6:4):

K值                       25.2 -30.8
皂化值                    230 -274  
残余单体(VP+VAc),%        <0.4
干燥失重,%                <5.0
硫酸盐灰分,%              <0.1      
重金属,ppm                <20ppm
氮含量,%                  7.0-8.0
醛,ppm                    <500  
过氧化物,ppm              <400  
肼,ppm                    <1
α-吡咯烷酮,%              <0.5
        

另外可提供不同比例 (n/m 值) 之乙烯基吡咯烷酮及乙酸乙烯酯共聚的粉剂及乙醇溶液。 

Storage:
密封避光保存。
Poly(1-vinylpyrrolidone-co-vinyl acetate)
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