Ferroelectric Properties of PVF2Polymer and VF2/C2F2H Copolymers Applications for Shock Gauges and New Transducers

F. Bauer
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引用次数: 0

Abstract

F e r r o e l e c t r i c p r o p e r t i e s o f PVF, polyniers and VF, I C , F, H c o p o l y m e r s a r e p r e s e n t e d . The p o l a r i z a t i o n p r o c e s s o f t h e s e o r g a n i c m a t e r i a l s i n f l u e n c e s t h e p i e z o e l e c t r i c p r o p e r t i e s a n d t h e i r b e h a v i o r u n d e r s h o c k l o a d i n g . Using t h e PWP-pressure wave p r o p a g a t i o n , t h e p o l a r i z a t i o n d i s t r i b u t i o n i n t o p o l y m e r s a n d c o p o l y m e r s i s m e a s u r e d . I t c a n b e o b s e r v e d t h a t t h e homogenei ty i s v e r y good o v e r t h e w h o l e t h i c k n e s s o f t h e s a m p l e s . P r o p e r t i e s o f u n i f o r m p o l e d PVF, and VF,/C, F, H c o p o l y m e r s ,are r e p o r t e d . S h o c k r e s p o n s e s o f t h e s e f e r r o e l e c t r i c o r g a n i c m a t e r i a l s a r e s t u d i e d a n d p r e s e n t e d ( r a n g e 2 200 k b a r ) . C a l i b r a t i o n c u r v e s and s h o c k d a t a s are e x a m i n e d . R e s u l t s o b t a i n e d i n t h e c a s e oE i m p a c t l o a d i n g , i s e n t r o p i c s h o c k c o m p r e s s i o n and e x p l o s i v e l o a d i n g a r e d i s c u s s e d . O r g a n i c polymer and c o p o l y m e r s a r e s t r o n g c a n d i d a t e s f o r s h o c k g a u g e s and new t r a n s d u c e r s .
pvf2聚合物和VF2/C2F2H共聚物的铁电性能在冲击计和新型传感器中的应用
PVF 、多聚尼龙和 VF 、 I C 、 F 、 H c o p o l y m e r s 的 F e r r r o e l c p r o p e r t i e s 均 有 p r e s e n t e d 。通过使用 PWP-Presser,我们可以获得更多的信息。利用 PWP-压力波,可实现 p o l a r i z a t i o n d i s t r i b u t i o n a n d c o p o l y m e r s i s a u r e d .我认为同质化是一个很好的问题。P r o p e r t i e s o f o r m p o l e d PVF 和 VF,/C,F,H c o p o l y m e r s .S h o c k r e s p o n s e s o f e r r o e l e c t r i c m a t e r i a l s a r e s t u d i e d ( r a n g e 2 200 k b a r ) .C a l i b r a t i o n c u r v e s a n d h o c k d a t a s are e x a m i n e d .在 E i m p a c t l o a d i n g 的 c a s e o n t r o p i c s h o c k c o m p r e s s i o n d e x p l o s i v e d .O r g a n i c polymer and c o p o l y m e r s a r e s t r o n g f o r s h o c k g a u g e s a n d r a n s d u c e r s .
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