Desmodur®/Desmophen® Bayhydrol®/Bayhydur® Roskydal®

EMEA – Europe, Middle East, Africa
Raw Materials for
Automotive Refinish Systems
Desmodur ® / Desmophen ®
Bayhydrol ® / Bayhydur ®
Roskydal ®

2
Desmodur ® / Desmophen ® – Bayhydrol ® / Bayhydur ® – Roskydal ®
Raw Materials for Automotive Refinish Systems
This brochure provides information on
automotive refinishing as
• coating build-up
• development of 2K PUR systems
• VOC legislation
• chemical and physical aspects
• coating raw material data and
application properties
Bayer MaterialScience AG
markets the product ranges
Desmodur ® /Desmophen ® ,
Bayhydrol ® /Bayhydur ® and
Roskydal ® .
Bayer MaterialScience AG –
one of the world’s leading
producers of coating raw
materials – therefore possesses
a comprehensive portfolio of
high-grade building blocks for
polyurethane coating systems.

Overview
1. Introduction Page 4
- Historical development of car refinish systems
- Reasons for the success of 2K-PUR in car refinish
- Chemistry of 2K polyurethane systems
2. VOC compliant systems Page 6
- VOC-legislation for car refinish in europe
- Bayer MaterialScience VOC compliant raw materials for car refinish
3. Desmodur ® polyisocyanate hardeners Page 7
- Aliphatic polyisocyanate hardeners for 2K-PUR coatings
- HDI-Biuret hardeners
- HDI-Isocyanurate hardeners
- IPDI-based hardeners
- Low viscous HDI-based hardeners
- Reactivity of different aliphatic polyisocyanate hardeners
- Functionality versus viscosity for different HDI based hardeners
4. Desmophen ® polyols and reactive diluents Page 12
- Polyols for primers, surfacers, top and clearcoats
- Applications and properties
- Relationship between drying and VOC-value
- Reactive diluents for very high solids
5. Bayhydrol ® /Bayhydur ® for waterborne systems Page 16
- Waterborne 2K-PUR systems
- Polyols for waterborne 2K-PUR systems
- Hydrophilic polyisocyanates
- Polyisocyanates for waterborne 2K-PUR systems
New technologies for car refinish systems Page 19
6. Roskydal ® unsaturated putty-polyesters Page 20
- Unsaturated polyesters for refinish & marble putties
- Unsaturated polyesters for spray & industrial putties
3

4
1. Introduction
NC-Top Coat
NC-Primer
NC-Putties
1920
Historical development of car refinish systems
Medium-Oil-Alkyd-
or TPA-Top Coat
NC- or
Short-Oil-Alkyd-Primer
NC-Putties
1950
Driven by Technology: • Film Quality • Optical Properties • Efficiency
few spray-cycles
(≤ 2 passes)
2K-PUR-Top Coat
Alkyd- or
2K-PUR Surfacer
Wash Primer
UPE-Putties
1970
Reasons for the success of 2K-PUR in car refinish
➔
➔
Quality
of OEM • DOI
• Resistance
• Durability
broad variety of
raw materials
➔
Higher Efficiency
➔
Car leaves the
refinish shop ≤ 1 d
➔
➔
2K-PUR
Clear Coat
Base coat
2K-PUR
Primer/Surfacer
Wash Primer
UPE-Putties
since 1980
high gloss
without polishing
low bake (≤ 60° C)
short drying cycles
(≤ 30 min)

Chemistry of 2K polyurethane systems
R –N =C =O + R’–OH
Main reaction:
Side reactions:
R –N =C =O + H –OH
R –NH2 + CO 2
R
H
N O
Isocyanate + Alcohol Urethane
Polyisocyanate + Polyol Polyurethane
Isocyanate + Water Amine + Carbondioxide
R –N =C =O + R° –NH2
Isocyanate + Amine Urea/Polyurea
R –N =C =O
+
R’–COOH
Isocyanate + Carboxylic Acid Amide
R
R
H
N
H
N
O
O
O
H
N
R’ +
R°
R’
CO 2
5

6
2. VOC compliant systems
Putties
Primer/Surfacer
Base Coat
VOC-legislation for car refinish in europe
Automotive Refinish Current VOC 1) VOC 1) Value 2010 Technology
250 g/l
540 g/l
420 g/l
Clear Coat 420 g/l
High Solids
Waterborne
250 g/l
250 g/l
420 g/l
Depending on the
“state of the art”
Uni Topcoat 420 g/l 420 g/l
1) VOC = Volatile Organic Compounds
2) VHS = Very High Solids: VOC ≤ 250 g/l
3) HS = High Solids: VOC ≤ 420 g/l
2K-PUR
Clear Coat
2K-PUR
Primer/Surfacer
Putty
• Standard UPE
• Styrene free systems
• 2K-PUR HS 3) /-VHS 2)
• 2K-PUR-waterborne
• 1K-PUR-waterborne
• 1K-Acrylicwaterborne
• 2K-PUR-HS 3) (VHS 2) )
• (2K-PURwaterborne)
• 2K-PUR-HS 3)
• (2K-PURwaterborne)
Bayer VOC compliant raw materials for car refinish
High Solids Desmophen ® / Desmodur ®
Waterborne Bayhydrol ® / Bayhydur ®
Styrene-Free
Desmophen ® / Desmodur ®
Bayhydrol ® / Bayhydur ®
Roskydal ®

3. Desmodur ® polyisocyanate hardeners
OCN
Desmodur ®
N 100
N 75
N 3200
Aliphatic polyisocyanate hardeners for 2K PUR coatings*
R
O
HDI Biuret
OCN
N
Type
R
NH
O
Standard
HDI-Biuret
Standard
HDI-Biuret
Low viscous
HDI-Biuret
NCO
H
N
R
NCO
R =C 6H 12
NCO
O
N
O
R
R
N N R
O
NCO
R =C 6H 12
Supply
form [%]
NCO
NCO-
Content [%]
OCN
O
*one possible structure (ideal)
HDI Isocyanurate (Trimer) IPDI Isocyanurate (Trimer)
HDI-Biuret hardeners
* also in butyl acetate
MPA – methoxy propyl acetate
X – xylene
O
N N
N
Viscosity
[mPa·s]
at 23° C
NCO
NCO-
Functionality
Equivalent
weight
TSCA
100 22.0 10,000 F = 3.8 191 Yes
75 MPA/X* 16.5 225 F = 3.8 255 Yes
100 23.0 2,500 F = 3.5 183 Yes
O
7

8
3. Desmodur ® polyisocyanate hardeners
HDI-Isocyanurate hardeners
Desmodur ®
N 3790
N 3300
N 3390
N 3600
Type
High viscosity,
fast drying
Standard type,
solvent free
Standard type,
solution
Low viscosity,
for high solids
Supply
form [%]
NCO-
Content [%]
* also in BA – butyl acetate, SN – solvent naphta 100
Desmodur ® N 3790, N 3300, N 3390 and N 3600 are all TSCA listed
3 R–NCO
R =OCN–(CH2) 6–
n = number of monomeric units incorporated
Voltage [V]
O
Viscosity
[mPa·s]
at 23° C
NCO-
Functionality
90 BA 18.0 2,000 F = 4.1
˜
30 20
50 236
˜
100 21.8 3,000 F = 3.5 ˜ 50 20 30 193
90 BA/SN* 19.6 550 F = 3.5 ˜ 50 20 30 216
100 23.0 1,200 F = 3.2
Oligomer distribution in technical HDI-Isocyanurates
R
+ 2 R–NCO
[Cat.] [Cat.]
R R
O
O
Monomer (n=1) Trimer (n=3) Pentamer (n=5)
GPC of a technical HDI hardener
Heptamer
Pentamer
O
R
R
O
Oligomer distribution
[%]
n=3 5 7
˜
elution volume [ml]
Equivalent
weight
70 20 15 180
O
Trimer
^ ^
^
^
O
(CH2) 6
^
^ ^
^
R
O
O
R

➔
●
●
●
➔
●
●
IPDI-based hardeners
HDI-Trimer IPDI-Trimer
T g – glass temperature approx. – 60° C approx. +60° C
Viscosity 3,000 mPas solid (2,000 mPas at 70 % in SN*)
SN – solvent naphta 100
IPDI-Trimers have:
a significant faster physical drying
also secondary NCO groups
➔ lower reactivity
a significant higher viscosity
➔ higher VOC
compromise:
use of IPDI hardeners in combination
with HDI-based hardeners
use of lower viscous IPDI allophanate
Desmodur ® XP 2565
Desmodur ®
Z 4470
XP 2565
NZ 1
Type
Standard IPDI-
Trimer
Low viscous IPDI-
Allophanate
Solventfree IPDI/
HDI-combination
MPA – methoxy propyl acetate
X – xylene
SN – solvent naphta 100
BA – butyl acetate
Supply
form [%]
70 MPA/X
70 SN
NCO-
Content [%]
11.9
IPDI-Trimer (one possible structure)
Viscosity
[mPa·s]
at 23° C
NCO
1,500
2,000
O
OCN
O
N N
N O
NCO-
Functionality
NCO
Equivalent
weight
F = 3.3 360 Yes
80 BA 12.0 2.800 F = 2.5 350 Yes
100 % 20.0 3,000 F = 2.8 210 Yes
TSCA
9

10
3. Desmodur ® polyisocyanate hardeners
Low viscous HDI-based hardeners
Desmodur ®
N 3600
XP 2410
N 3400
OCN
R =C 6H 12
O
R
R
OCN
R =C 6H 12
NCO
R
O
O
R
NCO
R
O
NCO
R
*Desmodur ® N 3600
OCN
1,200 mPas*
NCO
700 mPas* 170 mPas*
R–N N–R
Asymmetric Trimer: *Desmodur ® XP 2410 HDI-Uretdione: *Desmodur ® N 3400
Type
Low viscous
HDI-Trimer
Very low viscous
asymmetric
HDI-Trimer
Very low viscous
HDI-Uretdione
O
Supply
form [%]
100
100
100
NCO-
Content [%]
23.0
24.0
21.8
O
R =C 6H 12
Viscosity
[mPa·s]
at 23° C
1,200
700
170
O
O
NCO-
Functionality
F = 3.2
F = 3.1
F = 2.5
Equivalent
weight
180
175
193
NCO
TSCA
Yes
Yes
Yes

Relative
NCO-Content
[%]
90
80
70
60
50
40
30
20
10
0
50 100 150 200 250 300
time at room temperature [h]
*High Solids Clear Coat based on Desmophen ® A VP LS 2350 – cured at 23° C/50 % humidity; NCO/OH=1:1
Desmodur ®
*100% version of Desmodur ® N 3790, not commercial available
Reactivity of different aliphatic polyisocyanate hardeners*
Functionality versus viscosity for different HDI-based hardeners
N 3400
XP 2410
N 3600
N 3300
N 3700*
100 300 700 1,200 3,000 15,000
viscosity [mPas]
Desmodur ® Z 4470
HDI-Trimers:
Desmodur ® N 3790
Desmodur ® N 3390
Desmodur ® N 3600
Desmodur ® XP 2410
HDI Uretdione
Desmodur ® N 3400
NCO Decrease
detected by
IR Spectroscopy
4
3.5
3
2.5
functionality
11

12
4. Desmophen ® polyols and reactive diluents
Desmophen ® Type Supply Form [%] OH-Content [%]
supply form/solid
A160
A170
Polyacrylate
60 in X
70 in BA
1.6 / 2.6
1.8 / 2.6
1,800
3,500
A 265 Polyacrylate 65 in BA 2.0 / 3.1 2,300
A 365 Polyacrylate 65 in BA/X 3:1 2.9 / 4.5 3,000
A 450 Polyacrylate
50 in MPA/X
50 in BA
1.0 / 2.0
5,000
4,000
A 665 Polyacrylate 65 in BA/X 3:1 3.0 / 4.6 2,400
A 870 Polyacrylate 70 in BA 3.0 / 4.3 3,500
VP LS 2350 Polyacrylate 70 in BA 2.8 / 4.0 1,200
VP LS 2383 Polyacrylate 60 in BA 2.5 / 4.2 4,500
RD 181 Polyester
75 in BA
75 in MPA
75 in X
3.7 / 4.9
4,500
7,900
7,500
670 Polyester 80 in BA 3.4 / 4.3 2,800
680 Polyester
60 in X
70 in BA
1.9 / 3.1
2.1 / 3.1
Viscosity [mPa . s]
at 23° C
2,750
3,000
1150 Polyester 100 4.7 3,500
BA – butyl acetate
X – xylene
MPA – methoxy propyl acetate
SN 100 – solvent naphta 100
Polyols for primers, surfacers, top and clearcoats

Applications Primer/
Surfacer
A160
A170
●
A265 ●
Top
Coats
Clear
Coats
High
Solids
● ● ●
Standard resin for 540 g/l
VOC primer/surfacers
Fast drying
universal resin
A 365 ●
Universal resin 585
A 450 ●*
A 665
A 870
VP LS 2350
VP LS 2383
RD 181 ●
670 ●*
●* ●* ●
● ●
● ● ●
● ● ●
● ● ●
●
●* ●*
Combination resin
for improved drying
Outstanding QUV
UV-B resistance
Suitable for 480 g/l
top- and clear coats
Suitable for 420 g/l
clear- and top coats
For fastest drying
clear- and top coats
Grinding resin for
pigment pastes
Combination resin
for flexibilisation
680 ● ● ●
Universal resin
1150 ●*
* = in combination with other resins
Applications and properties
●
Very fast
Drying
Special applications
and properties
VHS in combination
with reactive diluents
Equivalent
weight
1,060
945
850
1,700
567
575
607
680
460
485
945
775
354
13

14
4. Desmophen ® polyols and reactive diluents
OH content [%]
on solids
4
3
2
1
Relationship between drying and VOC-value (Hardener: Desmodur ® N 3390)
VOC-value [g/l]
580
560
540
520
500
480
460
440
420
Hydroxyacrylates for Medium Solid 2K PUR Systems
A 450
faster
2
LS 2383
A 160
A 265
Clear Coats
Primer/Surfacer
Drying (tackfree)
LS 2383
A265
A 870
A 365
A 665
Size of bubbles: durability
slower
A 365
A 665
A 870
LS 2350
4 6 8 10 12
Drying time [h] till touchability

Reactive diluents for very high solids
1)
2)
3)
Very High Solids Systems
(< 250 g/l VOC)
Very low
viscous
polyols
Very low
viscous
hardener
Very slow
drying
Polyaspartates:
● sterically hindered
● electron deficient
● secondary aliphatic amines
no blocking agent
very low odour
good compatibility
low colour value
Desmophen ®
VP LS 2142
VP LS 2965
NH 1521
(VP LS 2973)
Low viscous
polyols
Low viscous
hardener
Reactive
diluent
Fast drying
Type
Aldimine
Ketimine
EtO
EtO
Polyaspartate
Synthesis and Chemical Structure of Polyaspartates
90 in BA
~25
~80
~150
Equivalent
weight
4) NH 1520
Polyaspartate 100 ~1200
290
O
O
R I
R I
N
X = H 3 C
N
100
100
R
Supply
form [%]
Crosslinking-Reaction of Aldimines and Ketimines via Hydrolysis
R
X
R
N
R I
+2H 2 O
-2H 2 O
Reaction via Imin-Enamin Tautomerie
X
R
N
H 2 N X
CH 2
R I
NH 2
Viscosity at
23° C [mPas]
catalyst
CH 3
O
O
139
167
356
OEt
OEt
H 2 N
H
R I
N
CH 2
X
R
Reactivity
++
++ (+)
+
+
X
R
OEt
NH 2
N
O
H
R I
H
N
+2
O
OEt
R
O
R I
crosslinking with
Polyisocyanate
X
Applications
O
clear & top coats in
comb. with 3+5
primers & fillers in
comb. with polyols
clear & top coats in
comb. with 1+5;
top coats in comb.
with polyacrylate
polyols
N
H
OEt
O
TSCA
EINECS
clear coats & fillers in
5) NH 1420 Polyaspartate 100 ~1500
279
++
Yes*
comb. with 1+3
putties & elastomers
6) NH 1220 Polyaspartate 100 ‹100
230
++++
Yes*
in comb. with 5
BA – butyl acetate
Yes
Yes
Yes*
Yes*
OEt
*: registered “New Stuff” in Europe
15

16
5. Bayhydrol ® /Bayhydur ® for waterborne systems
VP LS 2290
Waterborne 2K-PUR systems
Waterborne coatings with highest quality: ➔ Waterborne 2K-PUR Coatings
Aqueous Polyol
PES: Polyester, PAC: Polyacrylate, *: % on solids, °: % on supply form
DMEA – dimethyl ethanolamin
BG – butylglycol
PnB – propylenglycol butyl ether
SN 100 – solvent naphta 100
+
Polyisocyanate
Polyols for waterborne 2K-PUR systems
Bayhydrol ®
VP LS 2139/2
XP 2469
A 145
XP 2470
Type
PES/PAC
secondary
emulsion
PES/PAC
secondary
emulsion
Polyacrylate
secondary
emulsion
Polyacrylate
secondary
emulsion
Polyacrylate
secondary
emulsion
Supply
form [%]
45
45
45
45
*OH-
Content
[%]
3.8
3.8
2.5
3.3
°Co-Solvents
[%]
2.5
Butyldiglycol
8 BG
8 PnB
4 BG
4 SN 100
Polyacrylate, Polyester or
Polyurethane Emulsion or Solution
Hydrophilic and/or
Low Viscous Hydrophobic Type
Viscosity
[mPa·s]
at 23° C
~2,000
~1,500
~1,500
~800
pHvalue
7.5
7.0
8.4
8.0
4 PnB
45 3.9
~2,000 7.8
4 SN 100
*acid
number
27
29
18
22
24
neutralized
with
DMEA
DMEA
DMEA
DMEA
Triethanolamin
DMEA
T G [°C]
6
45
30
28
50
Applications
solid colour top
coat primer surfacer
top coat
clear coat
primer/surfacer
top coat
primer/surfacer
solid colour top
coat primer,
clear coat
top coat
clear coat

Hydrophilic polyisocyanates
Hydrophilic
Polyisocyanates
External emulsification
State of the art:
polyether modified trimer
Bayhydur ® 3100
New:
sulfonic acid
modified trimer
Bayhydur ® XP 2487/1
Bayhydur ® XP 2570
Emulsifier in the PIC Migration of Emulsifier
Internal emulsification
(Bayhydur types) chemically linked not possible
polyether modified
allophanate/trimer
Bayhydur ® VP LS 2319
not chemically linked
OCN
OCN
Bayer MaterialScience approach
O
O
N N
N O
out of the film is
possible
Chemical structures of hydrophilic polyisocyanate hardeners
OCN
OCN
OCN
OCN
OCN
OCN
O
O
O
N N
N O
O
O
N N
O
N N
N O
N O
H
N
H
N
N
O
O
O
H
N
O O
O
O O
O
O
N N X SO3
- +
NR3H
O
Blistering,
reduction of water resistance
and gloss possible
Less blistering,
better properties
➔ Benefits to hydrophobic polyisocyanates:
– improved dispersibility
➔ Benefits to polyether modified trimers (state of the art):
– higher functionality
– low water sensitivity of the film
O
➔ Benefits to polyether modified polyisocyanates:
– lower amount of hydrophilic moieties
– higher NCO-content and drying speed
– increased hardness
– improved chemical resistance
O
O
O
O
O
O
CH3
CH3
ideal structures
17

18
Hydrophilic types Bayhydur ®
Hydrophobic, low viscous types Desmodur ®
Desmodur ®
N 3600
Desmodur ®
XP 2410
Desmodur ®
N 3400
Bayhydur ®
VP LS 2319
Bayhydur ®
3100
Bayhydur ®
XP 2487/1
Bayhydur ®
XP 2570
Desmodur ®
XP 2565
Bayhydur ®
VP LS 2150
BA – butyl acetate
MPA – methoxy propyl acetate
X – xylene
Polyisocyanates for waterborne 2K PUR systems
Type Supply
Form
[%]
HDI-Trimer,
low viscious
HDI-Trimer,
very low viscious
HDI-Uretdione,
very low viscious
HDI-Trimer,
slightly hydrophilic
HDI-Trimer,
hydrophilic
HDI-Trimer,
ionically modified
HDI-Trimer,
ionically modified
IPDI-Allophanate,
low viscious
IPDI-Trimer,
hydrophilic
100
NCO-
Content
[%]
23.4
Viscosity
[mPa . s]
at 23° C
1,200
NCO- Hand
Functionality mixable
F = 3.2
100 20.5 6,000 F = 3.4 + Yes
100 20.5 3,500 F = 3.0 ++ Yes
- -
TSCA
Yes
100 24.0 700 F = 3.1 - Yes
100 21.8 170 F = 2.5 - Yes
100 18.0 4,500 F = 3.8 + Yes
100 17.4 3,300 F = 3.2 + No
80 BA 12.0 2,800 F = 2.5 - - Yes
70 MPA/X 13.4 600 F = 3.0 + Yes

New technologies for car refinish systems
Main technology trends driven by ecological reasons
2K-PUR Clear Coat
CAB-Base Coat
2K-PUR Primer/Surfacer
Wash Primer
Putty
New technology trend driven by economical* reasons
2K-PUR Clear Coat
CAB-Base Coat
2K-PUR Primer/Surfacer
Wash Primer
Putty
High Solids 1
Waterborne 2
Very High Solids 3
Waterborne 2
1K UV curing 4
Styrene free UPE 4
2K PUR putties 4
Fast Drying 2K PUR 1
1K UV or Dual Cure 4
Fast Drying 2K PUR 1
1K UV curing 4
2K PUR putties 4
1K UV curing 4
*economical reasons can be: – faster drying speed to reduce overall process time
– 1K instead of 2K system to improve degree of efficiency
1 ® ® based on Desmophen A/Desmodur N
2 ® ® ®
based on Bayhydrol /Bayhydur /Desmodur
3 ® ® based on Desmophen NH reactive diluents/Desmodur N
4
Bayer MaterialScience products under development.
For further information please contact our Technical Service.
19

20
6. Roskydal ® unsaturated putty-polyesters
Roskydal ® Supply Form
[%]
in styrene
K 14M 64
Unsaturated polyesters for refinish and marble putties
Viscosity
[mPa . s]
at 23° C
825
K 27/1 70 2,200
K 30 65 500
K 36 62 400
K 45 65 575
K 40T 65 Thixotropic
XP 2519 66 650
K 65 67 725
K 68 65 750
Characteristics
Very high reactive,
very hard
High reactive,
very hard
High reactive,
medium hard
Very high reactive,
medium flexible
High reactive,
medium flexible
Medium reactive,
highly flexible
Fields of
application
Knifing
fillers/putties
for marble
and stone
Highly filled
cours and
fine fillers/
putties for
industrial or
DIY car body
repair, wood
and metal
applications
Special Properties
Very good mechanical
properties, high gloss
after polishing; hard
resins for combination
with other
Roskydal ® K-types
Ideal sole-binder for a
wide range of fillers and
putties.
Formulation in all
standard mixing
equipment
Thixotropic binder.
Production with Dissolver
or Butterfly-mixer up to
55° C possible
Sole-binder with good
adhesion properties on all
galvanised car panel
Sole-binder or in combination
with Roskydal ® k14M
for flexible putties with
good adhesion on all
galvanised car panel
Special for overbaking
resistant fillers up to
180° C and plastification of
other Roskydal ® K-types

Roskydal ® Supply Form
[%]
in styrene
Unsaturated polyesters for spray and industrial putties
Viscosity
[mPa . s]
at 23° C
500 A 76 1,800
620 69 850
E 65 65 600
E 70 65 950
XP 2465 68 900
Characteristics
High reactive,
medium hard
High reactive,
hard
Medium reactive,
elastic
Low reactive,
very elastic,
soft
High reactive,
medium flexible
Fields of
application
All kinds of
knifing and
spray fillers
for car body
and industrial
application
(regulation of
potlife with
addition of
different amounts
of inhibitor)
Special Properties
Very good air drying
properties in combination
withRoskydal ® E-types
Good storage stability
with Co-salts, especially
in combination with
Roskydal ® E-types
Universal, air drying
combination resin with
good storage stability,
even with Co-salts
Soft resin used for
plastification of all
Roskydal ® K-types
Sole binder for UPE
fillers with longer potlife
and spray fillers
21

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Technical Service Contacts
Europe, Middle East, Africa:
Car Refinish Systems:
Jörg Schmitz
+49-214-30-57054
Holger Mundstock
+49-214-30-55578
Michael Ehlers
+49-214-30-56473
Waterborne Systems:
Martin Melchiors
+49-214-30-52435
NAFTA:
Car Refinish Systems:
Scott Grace
+1-412-777-7657
Dave Zielinski
+1-412-777-7652
South America:
Car Refinish Systems:
Alberto Hassessian
+50-11-5694-5148
Asia:
Car Refinish Systems:
Osamu Kirihara
+81-6-6497-2166

If you have any questions
regarding the technical details
presented in this brochure,
please contact us at:
info@bayercoatings.com
Additional information is available on the Internet at:
www.bayercoatings.com
23

www.bayercoatings.com
Bayer MaterialScience AG
Coatings, Adhesives & Sealants
51368 Leverkusen
Germany
www.bayermaterialscience.com
info@bayercoatings.com
This information and our technical advice – whether verbal,
in writing or by way of trials – are given in good faith but
without warranty, and this also applies where proprietary
rights of third parties are involved. Our advice does not
release you from the obligation to verify the information
currently provided – especially that contained in our safety
data and technical information sheets – and to test our
products as to their suitability for the intended processes
and uses. The application, use and processing of our products
and the products manufactured by you on the
basis of our technical advice are beyond our control and,
therefore, entirely your own responsibility. Our products are
sold in accordance with the current version of our General
Conditions of Sale and Delivery.
Edition: 2005-02-MH
Printed in Germany · E