Overwiev of BIODUR® Polymers

Applications . Mixing Ratios . Processing Times 

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Polymer Application Hardener Additives Mixing Ratios Min. Processing Time Suitable Order Quantities Stability Notes
SILIKONES
S 10 Silicone standard method for macroscopic specimens, universal use S 3 / S 6   1% (v/v) S 3 added to S 10 +20 °C (+70 °F): 3 weeks
-25 °C (-15 °F): 3 months
S 10: 15 kg 50 kg 1 year Impregnation
at -20 °C (-4 °F)
Storage of impregnation mixture at -70 °C (-94 °F)
S 3: 0.15 L 0.5 L
S 6: 1-2 L minimum 5.0 L
S 15 Archeological wood, organs, organ packages S 3 / S 6   1% (v/v) S 3 added to S 15 +20 °C (+70 °F): 6 months S 15: 15 kg 50 kg 1 year Impregnation at room temperature
S 3: 0.15 L 0.5 L
S 6: 1-2 L minimum 5.0 L
S 49 Surface treatment (dyed or transparent; shiny) S 3 / S 6 AS70
(Surface Preparation)
1% (v/v) S 3 added to S 49
+20 °C (+70 °F): 1 week S 49: 0.5 kg   1 year Prepare only quantities for one day. Apply before gas curing
S 3: 0.15 L  
S 14 Red Vessel injections (flexible) S 1   1% - 10% (v/v)
S 1 added to S 14 Red
20 min to several days S 14: 1 kg   1 year Adjust processing time by varying hardener dosage
S 1: 0.1 L  
EPOXY RESINS
E 12
(with E 1)
Transparent body slices for research and museums (Sandwich and flat chamber methods) E 1 AE10
(AE30)
100/95 p.b.w. 1)
E 12*
28/26 p.b.w. E 1* 5 p.b.w. AE30
20 p.b.w. AE10**
12 hours to 24 hour (depending on amount and temperature) E 12: 5 kg 60 kg E 12, E 1, AE10:
1 year
AE30: 6 months (in a cold place!)
Warm crystallized E 12 to
50 °C - 70 °C (120 °F to
160 °F) prior to use. Add hardener only after cooling.
* When using AE30, only 95 p.b.w. of E 12 are required, and only 26 p.b.w. of E 1.
** The E 12/E 1 impregnation mixture contains 20 p.b.w. of AE10. The mixture for filling the flat chamber, however, contains no AE10
E1: 1.5 kg 18 kg
AE30: 0.25 kg 3 kg
AE10: 1 kg 12 kg
E 12
(with E 6)
Transparent body slices for
histological purposes
E 6 E 600 100 p.b.w. E 12
50 p.b.w. E 6
0.5% (v/v) E 600
(relative to total amount)
+20 °C (+70 °F): 5 days E 12: 5 kg 10 kg 1 year
E 6: 2.5 kg 5 kg
E 600: 0.1 L 0.1 L
E 12
(with E 7)
Ground sections E 7 E 700
AE10
100 p.b.w. E 12
70 p.b.w. E 7
10 p.b.w. AE10
0.2% (v/v) E 700
(relative to total amount)

+20 °C (+70 °F): 1 week

E 12: 5 kg 10 kg 1 year
E 7: 4 kg 7 kg
E 700: 0.02 kg 0.04 kg
AE10: 1 kg 1 kg
E 20 Vessel injections and corrosion specimens (firm) E 2 MEK
AE10
100 p.b.w. E 20
45 p.b.w. E 2
40 min to 4 hours (depending on amount of additive) E 20: 1 kg 10 kg 1 year Additives optional. Acetone resistant; methylene chloride resistant <24 h
E 2: 0.45 kg 4.5 kg
POLYESTER-COPOLYMERS
P 35 Plastination of brain slices A 9   2% (v/v) A 9 added to P 35 +20 °C (+70 °F): 1 week
+5 °C (+40 °F): 2-3 months
P 35: 15 kg 90 kg P 35: 1 year
A 9: 6 months
(in a cold place!)
Store the P 35/A 9 mixture and A 9 at +5 °C (+40 °F) in a dark place! Tightly close container.
A 9: 0.3 L 1.8 L
P 40 Plastination of brain slices A 4   2% (v/v) A 4 added to P 40 <+5 °C (+40 °F): 2 weeks
(stored in a dark place)
P 40: 15 kg 90 kg P 40: 6 months
at +5 °C (+40°F)
A 4: 6 months
at +5 °C (+40°F)
Always store P 40 and Hardener A 4 in a cool place. Cure P 40 with A 4 or solely with light.
A 4: 0.3 L 1.8 L
POLYMERIZING EMULSION (PEM)
PEM 11 Thick opaque body slices (radiology) E 1   100 p.b.w. PEM 11
30 p.b.w. E 1
+20 °C (+70 °F): 2-3 weeks PEM 11: 10 kg 30 kg 1 year Bring crystallized PEM into solution by heating
to +50 °C to +60 °C
(+120 °F to +140 °F).
Stir well prior to use. Add hardener only after cooling.
E 1: 3 kg 9 kg
PEM 27
(with E 1)
Standard PEM for thick body slices E 1   100 GT PEM 27
30 GT E 1
+20 °C (+70 °F): 2-3 days
+5 °C (+40 °F): 3-5 days
PEM 27: 10 kg 30 kg 1 year
E 1 : 3 kg 9 kg
PEM 27
(with E 6)
Histological specimens E 6 E 600 100 GT PEM 27
50 GT E 6
0,5 Vol.-% E 600
+20 °C (+70 °F): 5 days PEM 27: 10 kg 30 kg 1 year
E 6: 5 kg 15 kg
E 600: 0.1 L 0.3 L
1) p.b.w.= parts by weight