PVC增韌改質(zhì)劑K-71在透明片材中的應(yīng)用
Summary of K-71
PVC增韌改質(zhì)劑K-71簡介
1. Improvement of Impact Strength
提高沖劑強度
√K-71 improved almost 3%~5% at impact strength
√K-71提升3%~5%的沖擊強度(原配方)。
2. Improvement of Fish Eye characteristics
晶點的改善
√ K-71 improved fish eye characteristic,
改善晶點
it can help to manufacture better
surface quality transparency sheet.
提升透明片材的表面性能
3. Other physical properties and
processing are almost same.
物理性能及加工性能
√ Easy processing
加工更容易
√ Improvement thermal stability
改善熱穩(wěn)定性
Comparison of processing
PVC增韌改質(zhì)劑K-71性能比較
K-71 is added Formulations,it has easy processing because of better lubrication ability.
添加了K-71的配方具有更好的加工流變性能。
Fusion Behavior(塑化情況)
Grade
|
F/Time(sec)塑化
|
F/Torque(N.m)塑化扭矩
|
E/Torque(N.m)平衡扭矩
|
NA
|
59
|
36
|
17.6
|
K-71
|
52
|
36.2
|
16.5
|
Test Condition(測試條件)
1. Machine : T(設(shè)備)hermo Haake PolyDrive(哈克流變儀)
2. Mixer Temp(溫度設(shè)定): 155 ℃ / Rotor speed (轉(zhuǎn)速): 70 rpm / Charge Weight (投料量): 56 g
3. SQ Comp’d + MBS 7 PHR(添加7phr的MBS)
Comparison of physical & Optical Property
PVC增韌改質(zhì)劑K-71物理性能及透明性比較
TEST Items
|
unit
|
K-71
|
Non
|
|
MBS
|
8phr
|
Non break ratio
|
70
|
63
|
Crease Whitening
|
Haze
|
15.6
|
16.7
|
|
Transparency(3mm press)
|
Tt
|
75.3
|
70.5
|
|
Haze
|
4.3
|
4.6
|
||
Fish eye
|
5 scale
|
4.0
|
6.0
|
Test Condition(測試條件)
1. Machine : Rotary Impact Tester 設(shè)備:旋轉(zhuǎn)式?jīng)_擊試驗機
2. Test Temp.測試溫度 : Room Temperature室溫 (23 ℃)
3. Rotary Impact Strength 旋轉(zhuǎn)沖擊強度: 6phr: 1,000rpm X 15sec, 8phr: 1,060rpm X 15sec
4. Roll-mill press壓片 : 195℃ _ 185℃ pressed壓。