Bidding - the International Association of the Catalysis Societies

4) Catalysts and Catalytic Processes Developed in Korea
Product Process Key reactions Catalyst
Company Status
(inventer a ) (scale, year)
HDPE/LLDPE/
PP
Development of own catalyst
for the co-production of
n C 3 H 6 → -(CH-CH 2 ) n -
|
Supported
Ziegler-Natta
Korean
Petrochem.
35,000 t/y
1977
HDPE/LLDPE/PP
CH 3
type(Ti-Mg) Co.
Malonic acid
esters
First commercial process
based on carbonylation
2ROCOCH 2 Cl+2ROH+2CO+Na 2 CO 3
→ 2ROCOCH 2 COOR+2NaCl+H 2 O
+CO 2
Co 2 (CO) 8 Samsung
Fine Chem.
(KIST)
2,000 t/y
1985
Polybutene Direct synthesis process from
C 4 raffinate
CH 3
n CH 2 =C(CH 3 ) 2 → -(CH-CH 2 ) n -
CH 3
AlCl 3 Daelim
Industrial Co.
(KRICT)
12,000 t/y
1994
Diesel vehicle Catalytic combuster of diesel C m H n +(m+n/2)O 2 → mCO 2 +n/2H 2 O Precipitated SK Corp. 1996
exhaust filter vehicle emission
Pt
Acrylic acid Catalyst development for gas
phase oxidation of propylene
O 2 O 2
C 3 H 6 →CH2CH=CHO→CH 2 =CHCOOH
Mo-Bi-O(1 st )
Mo-V-O(2 nd )
LG Chem. 17 ton (1 st ), 23 ton
(2 nd ) replacements
Claus plant tail
Gas treatment
Reduce SO x in Claus tail gas
to H 2 S and recycle to achieve
zero sulfur emission
SO 2 +3H 2 → H 2 S+2H 2 O
Mo-Co-S
/Al 2 O 3
Pohang Iron
& Steel Co.
(POSTECH)
1996
8000 m 3 tail gas/h
1995
Sulfur removal
By partial
oxidation and
reduction
(SPOR)
CFC substitutes
(HCFC, HFC)
Repeated oxidation and
reduction of SO x /H 2 S.
Can replace Claus process
altogether or be attached to it
for tail gas treatment
Replacement of ozone
depleting CFC’s
SO 2 +2H 2 → S+2H 2 O (reduction)
2H 2 S +H 2 → 2S+2H 2 O (oxidation)
Mo-Co-s
/Al 2 O 3
(reduction)
V/SiO 2
(oxidation)
Pohang Iron
& Streel Co.
/Daelim Eng.
(POSTECH)
Demonstration
plant
(5 ton S/day)
1997
various Ulsan 7500 t/y, 1994
Petrochem. 12000 t/y, 1996
(KIST)
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