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Sartorius aligns sales force
News and Views
3M m a k e s polyolefin membrane available to OEMs Original e q u i p m e n t m a n u f a c t u r e r s c a n now m a k e u s e of polyolefin m l c r o p o r o u s m e m b r a n e technology developed a t 3M a n d a l r e a d y t e s t e d in the c o m p a n y ' s own p r o d u c t s . The polyolefin m e m b r a n e s are s a i d to have s i m i l a r f e a t u r e s to PTFE m e m b r a n e s b u t a r e l e s s expensive a n d , b e i n g t h e r m o p l a s t i c , c a n be easily h e a t b o n d e d or u l t r a s o n i c a l l y welded. They a r e h y d r o p h o b l c a n d oleophilllc, c a n b e g a m m a sterilized w i t h o u t h a r m , a n d c o m p l y with FDA r e g u l a t i o n s g o v e r n i n g food a n d beverage contact. The m e m b r a n e is m a d e b y c a s t i n g a film of polyolefin r e s i n a n d m i n e r a l off. The film is w a s h e d , leaving b e h i n d a p o r o u s media. This is t h e n s t r e t c h e d to c r e a t e a t h i n m i c r o s c o p i c m a t r i x of n o d u l e s a n d fibrils. M e m b r a n e p r o p e r t i e s m permeability, effective pore d i a m e t e r a n d t h i c k n e s s m c a n be tailored to m e e t p a r t i c u l a r OEM r e q u i r e m e n t s , s a y s 3M. For example, the m e m b r a n e c a n be m a d e so t h a t the l a r g e s t pore is 0.1 m, a n d void v o l u m e c a n be as high a s 80%. M e m b r a n e s a r e a v a i l a b l e in c o n v e r t e d or s e m i - c o n v e r t e d form. M u l t i - f u n c t i o n a l l a m i n a t e s c a n be f o r m e d by c o m b i n i n g t h e m e m b r a n e with o t h e r m a t e r i a l s s u c h a s a d h e s i v e s or prefllter media. A p p l i c a t i o n s t e s t e d b y 3M i n c l u d e b r e a t h e r filters in c o m p u t e r d i s k drives, vent filters, blood o x y g e n a t o r s a n d l i t h i u m b a t t e r y separators. F u r t h e r i n f o r m a t i o n from 3M F i l t r a t i o n Products, 3M C e n t e r B u i l d i n g 76-1W-04, St. Paul, MN 55144 - 1000, USA.
T e c h - S e p buys Im a's membranes In a move to e x p a n d its b u s i n e s s in the u l t r a a n d m l c r o f i l t r a t i o n sectors, T e c h - S e p h a s a c q u i r e d the m e m b r a n e a r m of I m e c a - - a n e n g i n e e r i n g c o m p a n y s p e c i a l i s i n g in t h e wine a n d food i n d u s t r i e s . The deal gives T e c h - S e p a n a d d i t i o n a l r a n g e of m o n o l i t h i c c e r a m i c m e m b r a n e s to m a r k e t a l o n g s i d e the existing C a r b o s e p Inorganlc c a r b o n - m e d i a m e m b r a n e s a n d the Pleiade line of p l a t e a n d frame m o d u l e s with organic m e m b r a n e s . In a d d i t i o n Tech-Sep will be looking to
4
exploit I m e c a ' s m e m b r a n e a p p l i c a t i o n p r o c e s s e s for the t r e a t m e n t of d r i n k i n g a n d p r o c e s s water. Imeca will m a r k e t all of T e c h - S e p ' s m e m b r a n e s to the w l n e - m a k i n g i n d u s t r y . T e c h - S e p is p a r t of the Speciality C h e m i c a l s Sector of t h e Rh6ne-Poulenc Group. F u r t h e r information: Robert Ouliac, Rh6ne-Poulenc, Tel +33 1 47 68 22 39.
PC membr e cartridge gains acceptance O s m o u i c s is e m p h a s i s i n g the o u t p u t quality of its MEMTREX-PC p o l y c a r b o n a t e p l e a t e d m e m b r a n e c a r t r i d g e filter w h e n u s e d a s a final s t e p in purifying water for m e d i c a l d i a l y s i s or s e m i c o n d u c t o r i n d u s t r y applications. The O. I a n d O. 2 m options - - a true s c r e e n m e d i a with u n i f o r m p o r e s in a s m o o t h fiat n o n - p r o t e i n b i n d i n g m e m b r a n e ffl - - s u r p a s s AAMI water quality guidelines for d i a l y s i s a n d have top r a t i n g for s e m i c o n d u c t o r uses. Typical a p p l i c a t i o n s for the MEMTREX-PC filter a r e a s a final filter after exchange deionization t a n k s , o r after storage t a n k s or UV lights. Lengths of 10, 20, 30 a n d 40 i n c h e s are available. A rigid sleeve allows high differential p r e s s u r e s to be used. C o n t a c t Terl Lebens, O s m o n i c s Inc, 5951 Clearwater Drive, M i n n e t o n k a , M i n n e s o t a 55343, USA. Tel +I (612) 933 2277. F a x +I (612) 933 0141.
Sartorius sales force
igns
F r o m J a n u a r y 1992 s a l e s a n d c u s t o m e r service f u n c t i o n s of S a r t o r i u s a r e b e i n g o r g a n i s e d into three m a r k e t - l e d divisions: Laboratory, P h a r m a / b i o t e c h , a n d Food a n d Beverage. Chief Executive Tony Capocci h a s i n t r o d u c e d the c h a n g e s so t h a t c u s t o m e r s will deal with "technical s p e c i a l i s t s t r a i n e d in a p p l i c a t i o n s a n d p r o d u c t s t h a t relate to their industry". F u r t h e r i n f o r m a t i o n from Tony Capocci, S a r t o r i u s , Longmead B u s i n e s s Centre, Blenheim Road, Epsom, S u r r e y KTI9 9QN, UK. Tel +44 (0)3727 4581 I. F a x +44 (0) 3727 20799.
Membrane Technology
3M m a k e s polyolefin membrane available to OEMs Original e q u i p m e n t m a n u f a c t u r e r s c a n now m a k e u s e of polyolefin m l c r o p o r o u s m e m b r a n e technology developed a t 3M a n d a l r e a d y t e s t e d in the c o m p a n y ' s own p r o d u c t s . The polyolefin m e m b r a n e s are s a i d to have s i m i l a r f e a t u r e s to PTFE m e m b r a n e s b u t a r e l e s s expensive a n d , b e i n g t h e r m o p l a s t i c , c a n be easily h e a t b o n d e d or u l t r a s o n i c a l l y welded. They a r e h y d r o p h o b l c a n d oleophilllc, c a n b e g a m m a sterilized w i t h o u t h a r m , a n d c o m p l y with FDA r e g u l a t i o n s g o v e r n i n g food a n d beverage contact. The m e m b r a n e is m a d e b y c a s t i n g a film of polyolefin r e s i n a n d m i n e r a l off. The film is w a s h e d , leaving b e h i n d a p o r o u s media. This is t h e n s t r e t c h e d to c r e a t e a t h i n m i c r o s c o p i c m a t r i x of n o d u l e s a n d fibrils. M e m b r a n e p r o p e r t i e s m permeability, effective pore d i a m e t e r a n d t h i c k n e s s m c a n be tailored to m e e t p a r t i c u l a r OEM r e q u i r e m e n t s , s a y s 3M. For example, the m e m b r a n e c a n be m a d e so t h a t the l a r g e s t pore is 0.1 m, a n d void v o l u m e c a n be as high a s 80%. M e m b r a n e s a r e a v a i l a b l e in c o n v e r t e d or s e m i - c o n v e r t e d form. M u l t i - f u n c t i o n a l l a m i n a t e s c a n be f o r m e d by c o m b i n i n g t h e m e m b r a n e with o t h e r m a t e r i a l s s u c h a s a d h e s i v e s or prefllter media. A p p l i c a t i o n s t e s t e d b y 3M i n c l u d e b r e a t h e r filters in c o m p u t e r d i s k drives, vent filters, blood o x y g e n a t o r s a n d l i t h i u m b a t t e r y separators. F u r t h e r i n f o r m a t i o n from 3M F i l t r a t i o n Products, 3M C e n t e r B u i l d i n g 76-1W-04, St. Paul, MN 55144 - 1000, USA.
T e c h - S e p buys Im a's membranes In a move to e x p a n d its b u s i n e s s in the u l t r a a n d m l c r o f i l t r a t i o n sectors, T e c h - S e p h a s a c q u i r e d the m e m b r a n e a r m of I m e c a - - a n e n g i n e e r i n g c o m p a n y s p e c i a l i s i n g in t h e wine a n d food i n d u s t r i e s . The deal gives T e c h - S e p a n a d d i t i o n a l r a n g e of m o n o l i t h i c c e r a m i c m e m b r a n e s to m a r k e t a l o n g s i d e the existing C a r b o s e p Inorganlc c a r b o n - m e d i a m e m b r a n e s a n d the Pleiade line of p l a t e a n d frame m o d u l e s with organic m e m b r a n e s . In a d d i t i o n Tech-Sep will be looking to
4
exploit I m e c a ' s m e m b r a n e a p p l i c a t i o n p r o c e s s e s for the t r e a t m e n t of d r i n k i n g a n d p r o c e s s water. Imeca will m a r k e t all of T e c h - S e p ' s m e m b r a n e s to the w l n e - m a k i n g i n d u s t r y . T e c h - S e p is p a r t of the Speciality C h e m i c a l s Sector of t h e Rh6ne-Poulenc Group. F u r t h e r information: Robert Ouliac, Rh6ne-Poulenc, Tel +33 1 47 68 22 39.
PC membr e cartridge gains acceptance O s m o u i c s is e m p h a s i s i n g the o u t p u t quality of its MEMTREX-PC p o l y c a r b o n a t e p l e a t e d m e m b r a n e c a r t r i d g e filter w h e n u s e d a s a final s t e p in purifying water for m e d i c a l d i a l y s i s or s e m i c o n d u c t o r i n d u s t r y applications. The O. I a n d O. 2 m options - - a true s c r e e n m e d i a with u n i f o r m p o r e s in a s m o o t h fiat n o n - p r o t e i n b i n d i n g m e m b r a n e ffl - - s u r p a s s AAMI water quality guidelines for d i a l y s i s a n d have top r a t i n g for s e m i c o n d u c t o r uses. Typical a p p l i c a t i o n s for the MEMTREX-PC filter a r e a s a final filter after exchange deionization t a n k s , o r after storage t a n k s or UV lights. Lengths of 10, 20, 30 a n d 40 i n c h e s are available. A rigid sleeve allows high differential p r e s s u r e s to be used. C o n t a c t Terl Lebens, O s m o n i c s Inc, 5951 Clearwater Drive, M i n n e t o n k a , M i n n e s o t a 55343, USA. Tel +I (612) 933 2277. F a x +I (612) 933 0141.
Sartorius sales force
igns
F r o m J a n u a r y 1992 s a l e s a n d c u s t o m e r service f u n c t i o n s of S a r t o r i u s a r e b e i n g o r g a n i s e d into three m a r k e t - l e d divisions: Laboratory, P h a r m a / b i o t e c h , a n d Food a n d Beverage. Chief Executive Tony Capocci h a s i n t r o d u c e d the c h a n g e s so t h a t c u s t o m e r s will deal with "technical s p e c i a l i s t s t r a i n e d in a p p l i c a t i o n s a n d p r o d u c t s t h a t relate to their industry". F u r t h e r i n f o r m a t i o n from Tony Capocci, S a r t o r i u s , Longmead B u s i n e s s Centre, Blenheim Road, Epsom, S u r r e y KTI9 9QN, UK. Tel +44 (0)3727 4581 I. F a x +44 (0) 3727 20799.
Membrane Technology