Microsoft word - h-80035-1.doc
class molding and extrusion materials created
from DuPont proprietary acid copolymers.
Starting with selected molecular weight grades of
• direct adhesion of epoxy and polyurethane
copolymers such as ethylene/methacrylic acid,
DuPont adds zinc, sodium, lithium or other metal
• direct adhesion to metal, glass, and natural
salts. Acid neutralization results in the formation
of ion clusters (hence the general term,"ionomer") within the resulting polymer matrix.
resins are designed and manufactured byDuPont to deliver premium end-use performance
DuPont offers a wide selection of Surlyn
or processing characteristics in a variety of
starting with base resins of varying molecular
specialized industrial applications.
weight. Proprietary manufacturing technologiesallow precise control of acid levels and the
degree of acid neutralization occurring with eachmetal ion type in each resin grade. This precision
resins incorporate many of the
control enables DuPont to manufacture each
performance features of the original ethylene-
grade of its Surlyn
product line with high lot-to-
based copolymers, such as chemical resistance,
lot consistency and end-use reliability.
melting range, density, and basic processing
More than 30 grades of Surlyn
characteristics. However, Surlyn
performance is significantly enhanced in such
industrial applications. The range of properties
for these resins are shown in Table 1.
• low temperature impact toughness;• abrasion/scuff resistant
*As determined by differential scanning calorimetry
DuPont do Brasil, S.A. Alameda Itapecuru, 506 06454-080 Barueri, SP Brasil Tel: +55 11 4166 8000 Fax: +55 11 4166 8736
The technical data contained herein are guides to the use of DuPont resins. The advice contained herein is based upon tests
and information believed to be reliable, but users should not rely upon it absolutely for specific applications because
performance properties will vary with processing conditions. It is given and accepted at user’s risk and confirmation of its
validity and suitability in particular cases should be obtained independently. The DuPont Company makes no guarantees of
results and assumes no obligations or liability in connection with its advice. This publication is not to be taken as a license to
operate under, or recommendation to infringe any patents.
CAUTION: Do not use in medical applications involving permanent implantation in the human body. For other medical
applications, see DuPont Medical Caution Statement, H-50102.
The DuPont Oval Logo, DuPont™, The miracles of science and Surlyn® are trademarks or registered trademarks of E.I. du
Pont de Nemours and Company.
(8/00) Printed in U.S.A.
Reorder No.: H-80035-1
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SIMPLIFICATION DU DROIT Le Conseil constitutionnel ne censure que des cavaliers législatifs Par Alfredo Allegra | LexTimes.fr | 15 mars 2012 19:34Le Conseil constitutionnel a déclaré conforme à la Constitution la loi relativeà la simplification du droit et à l'allègement des démarches administratives,à l'exception des « cavaliers législatifs » notamment celle accordant une