KR102702569B1 - 루테늄 착물 촉매를 사용하여 니트릴 고무를 생성하기 위한 방법 - Google Patents
루테늄 착물 촉매를 사용하여 니트릴 고무를 생성하기 위한 방법 Download PDFInfo
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- C08F236/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
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Abstract
Description
촉매
명칭 |
구조식 |
분자량
[g/ mol ] |
공급처 |
그럽스 II 촉매 (G II) |
848.33 | Materia / 미국 패서디나 소재 |
|
그럽스-호베이다 II 촉매 (GH II) |
626.14 | Aldrich | |
잔 1B | 733.75 | Strem Chemicals | |
M71 SIMes | 737.64 | Umicore | |
M73 SIMes | 741.75 | Umicore |
촉매
명칭 |
구조식 |
분자량
[g/ mol ] |
공급처 |
M71 SIPr | 821.80 | Umicore | |
M73 SIPr | 825.91 | Umicore | |
M74 SIPr | 825.87 | Umicore |
니트릴
고무 |
아크릴로니트릴
함량( ACN ) [ 중량% ] |
무니 값
( 100℃에서의 ML 1+4 ) [MU] |
분자량
M w [kg/ mol ] |
분자량
M n [kg/ mol ] |
PDI | RDB |
NBR-1 | 34 | 30 | 250 | 75 | 3.4 | 100 |
NBR-2 | 34 | 30 | 252 | 75 | 3.4 | 100 |
NBR-3 | 34 | 30 | 273 | 75 | 3.7 | 100 |
NBR-4 | 34 | 30 | 251 | 74 | 3.4 | 100 |
NBR-5 | 34 | 30 | 240 | 71 | 3.4 | 100 |
NBR-6 | 34 | 30 | 266 | 73 | 3.6 | 100 |
NBR-7 | 34 | 35 | 263 | 75 | 3.5 | 100 |
NBR-8 | 34 | 30 | - | - | - | 100 |
HNBR | 34 | 68 | 283 | 83 | 3.4 | 5.5 |
추가물 | 구조식 |
분자량
[g/mol] |
공급처 |
브롬화리튬 | LiBr | 86.85 | Aldrich |
염화리튬 | LiCl | 42.39 | Fluka |
염화마그네슘 | MgCl2 | 95.21 | Fluka |
염화칼슘 | CaCl2 | 110.98 | Aldrich |
트리이소프로필 보레이트 | (OiPr)3B | 188.07 | Aldrich |
티타늄 이소프로폭사이드 | Ti(OiPr)4 | 284.22 | Aldrich |
번호 |
NBR
유형 |
촉매 |
추가물 |
1-
헥센의
양
[ phr ] |
T
[℃] |
M
n
(24 h) [kg/ mol ] |
M
w
(24 h) [kg/ mol ] |
|||
유형 |
양
[ mmol ] |
Ru
[ppm] |
||||||||
유형 | 양[ phr ] | |||||||||
1a | NBR-1 | G II | 0.0066 | 9 | - | - | 4 | 22 | 59 | 161 |
1b | NBR-1 | G II | 0.0133 | 18 | - | - | 4 | 22 | 48 | 116 |
2a | NBR-2 | GH II | 0.0066 | 9 | - | - | 4 | 22 | 54 | 145 |
2b | NBR-2 | GH II | 0.0133 | 18 | - | - | 4 | 22 | 45 | 107 |
3a | NBR-2 | 잔 1B | 0.0066 | 9 | - | - | 4 | 22 | 54 | 157 |
3b | NBR-2 | 잔 1B | 0.0133 | 18 | - | - | 4 | 22 | 45 | 106 |
4a | NBR-3 | M71 SIMes | 0.0066 | 9 | - | - | 4 | 22 | 62 | 187 |
4b | NBR-3 | M71 SIMes | 0.0133 | 18 | - | - | 4 | 22 | 50 | 135 |
5a* | NBR-4 | M71 SIPr | 0.0067 | 9 | - | - | 4 | 22 | 42 | 99 |
5b* | NBR-4 | M71 SIPr | 0.0134 | 18 | - | - | 4 | 22 | 28 | 62 |
6a | NBR-5 | M73 SIMes | 0.0066 | 9 | - | - | 4 | 22 | 56 | 157 |
6b | NBR-5 | M73 SIMes | 0.0132 | 18 | - | - | 4 | 22 | 43 | 101 |
7a* | NBR-5 | M73 SIPr | 0.0066 | 9 | - | - | 4 | 22 | 41 | 95 |
7b* | NBR-5 | M73 SIPr | 0.0132 | 18 | - | - | 4 | 22 | 27 | 56 |
8a* | NBR-4 | M74 SIPr | 0.0067 | 9 | - | - | 4 | 22 | 43 | 106 |
8b* | NBR-4 | M74 SIPr | 0.0133 | 18 | - | - | 4 | 22 | 30 | 61 |
9 | NBR-6 | M73 SIMes | 0.0500 | 67 | - | - | 0 | 22 | 60 | 164 |
10* | NBR-6 | M73 SIPr | 0.0500 | 67 | - | - | 0 | 22 | 52 | 124 |
11 | NBR-6 | GH II | 0.0500 | 67 | - | - | 0 | 22 | 56 | 145 |
12* | NBR-3 | M71 SIPr | 0.0066 | 9 | LiBr | 1.8 | 4 | 22 | 23 | 50 |
13* | NBR-3 | M73 SIPr | 0.0066 | 9 | Ti(OiPr)4 | 0.039 | 4 | 22 | 35 | 81 |
14* | NBR-3 | M73 SIPr | 0.0132 | 18 | MgCl2 | 0.65 | 4 | 22 | 23 | 49 |
15* | NBR-3 | M71 SIPr | 0.0066 | 9 | CaCl2 | 0.5 | 4 | 22 | 32 | 68 |
16* | NBR-3 | M73 SIPr | 0.0132 | 18 | LiCl | 0.65 | 4 | 22 | 10 | 22 |
17* | HNBR | M73 SIPr | 0.0750 | 151 | - | - | 0 | 100 | 71 | 186 |
18 | HNBR | GH II | 0.0750 | 151 | - | - | 0 | 100 | 73 | 195 |
번호 | 니트릴 고무 | 촉매 | 수소화 진행( RDB , 단위 [ % ]) | ||||||||
유형 |
양
[g] |
MCB 중 농도[ 중량% ] | 유형 |
양
[g] |
양
[phr] |
0 h | 1 h | 2 h | 3 h | 4 h | |
1 | NBR-8 | 518 | 12 | M73 SIMes | 0.2027 | 0.04 | 100 | 43.5 | 28.7 | 22.1 | 17.6 |
2 | NBR-8 | 518 | 12 | M73 SIPr | 0.2027 | 0.04 | 100 | 2.1 | 0.8 | 0.5 | 0.4 |
3 | NBR-8 | 518 | 12 | M71 SIMes | 0.2027 | 0.04 | 100 | 1.5 | 0.4 | - | - |
4 | NBR-8 | 518 | 12 | M71 SIPr | 0.2027 | 0.04 | 100 | 1.5 | 0.5 | - | - |
Claims (14)
- 니트릴 고무가 공-올레핀(co-olefin)의 존재 또는 부재 하에서, 일반 화학식 IA의 루테늄 착물 촉매와 접촉되고 반응되는 것을 특징으로 하는, 니트릴 고무의 분자량을 감소시키기 위한 방법:
[화학식 IA]
(상기 식에서,
X1 및 X2 는 할로겐으로부터 선택된 동일하거나 상이한 음이온성 리간드를 나타내고,
R1 은 선형 또는 분지형, 지방족 C1-C20-알킬, C3-C20-사이클로알킬, C5-C20-아릴, 또는 CHCH3-CO-CH3을 나타내고,
R2 는 수소, 할로겐, C1-C6-알킬 또는 C1-C6-알케닐을 나타내고,
R3 은 -F, -Cl, -Br, -I, -NO, -NO2, -CF3, -OCF3, -CN, -SCN, -NCO, -CNO, -COCH3, -COCF3, -CO-C2F5, -SO3, -SO2-N(CH3)2, 아릴설포닐, 아릴설피닐, 아릴카르보닐, 알킬카르보닐, 아릴옥시카르보닐, 또는 -NR4-CO-R5로부터 선택된 전자-구인성 라디칼을 나타내며, 여기서 R4와 R5는 동일하거나 상이하며, 각각 독립적으로 H, C1-C6-알킬, 퍼할로겐화 C1-C6-알킬, 알데하이드, 케톤, 에스테르, 아미드, 니트릴, 비치환 또는 치환된 아릴, 피리디늄-알킬, 피리디늄-퍼할로알킬 또는 사이클로헥실, CnH2nY 또는 CnF2nY 라디칼일 수 있으며, 여기서 n은 1 내지 6이고, Y는 이온성 기 또는 화학식 EWG 1, EWG 2 또는 EWG 3 중 하나의 라디칼을 나타내고:
(상기 식에서,
R6, R7, R8, R9, R10, R11은 독립적으로 H, C1-C6-알킬, C1-C6-퍼할로알킬 또는 C5-C6-아릴을 나타내고, R9, R10, R11은 헤테로사이클을 형성할 수 있고,
X3은 음이온, 할로겐, 테트라플루오로보레이트([BF4]-), [테트라키스-(3,5-비스(트리플루오로메틸)페닐)보레이트]([BARF]-), 헥사플루오로포스페이트([PF6]-), 헥사플루오로안티모네이트([SbF6]-), 헥사플루오로아르세네이트([AsF6]-) 또는 트리플루오로메틸설포네이트([(CF3)2N]-)를 나타냄);
R4와 R5는 이들이 결합되어 있는 N 및 C와 함께, 화학식 EWG 4 또는 EWG 5의 헤테로사이클을 형성하고:
(상기 식에서,
hal은 할로겐이고,
R12는 수소, C1-C6-알킬, C5-C6-사이클로알킬 또는 C5-C6-아릴임),
L은 일반 화학식 L1 또는 L2의 NHC 리간드를 나타냄:
(상기 식에서,
R13은 수소, C1-C6-알킬, C3-C30-사이클로알킬 또는 C5-C30-아릴이고,
R14와 R15는 동일하거나 상이하며, 선형 또는 분지형 C3-C30-알킬, C3-C30-사이클로알킬, C5-C30-아릴, C5-C30-알크아릴, 또는 C5-C30-아르알킬이며, 이들은 0에서 최대 3개의 헤테로원자를 가짐). - 제1항에 있어서, L은 화학식 L1a, L2a, L1b, L2b, L1c, L2c, L1d, L2d, L1e 및 L2e의 NHC 리간드에 상응하는 것을 특징으로 하는, 방법:
. - 제1항에 있어서, 상기 NHC 리간드는 화학식 L1a, L2a, L1b, L2b, L1c 또는 L2c에 따른 것을 특징으로 하는, 방법.
- 제1항에 있어서, 상기 전자-구인성 라디칼 R3 은 -F, -Cl, -Br, -I, -NO, -NO2, -CF3, -OCF3, -CN, -SCN, -NCO, -CNO, -COCH3, -COCF3, -CO-C2F5, -SO3, -SO2N(CH3)2, -NHCO-H, -NH-CO-CH3, -NH-CO-CF3, -NHCO-OEt, -NHCO-OiBu, -NH-CO-COOEt, -CO-NR2, -NH-CO-C6F5 또는-NH(CO-CF3)2인 것을 특징으로 하는, 방법.
- 제1항에 있어서, 상기 전자-구인성 라디칼 R3 은 -Cl, -Br, -NO2, -NH-CO-CF3, -NH-CO-OiBu 또는 -NH-CO-COOEt인 것을 특징으로 하는, 방법.
- 제1항에 있어서, X1 및 X2는 F, Cl, Br 및 I로부터 선택된 동일하거나 상이한 음이온성 리간드를 나타내고, 여기서 R1은 선형 또는 분지형, 지방족 C1-C20-알킬, C3-C20-사이클로알킬, C5-C20-아릴, CHCH3-CO-CH3, 사이클로헥실 또는 페닐, 또는 메틸, 에틸, 이소프로필, 이소아밀 및 t-부틸로부터 선택된 선형 또는 분지형, 지방족 C1-C20-알킬을 나타내는, 방법.
- 제1항에 있어서, 상기 루테늄 착물 촉매는 하기 화학식들 중 하나에 따른 것인, 방법:
- 제7항에 있어서, 상기 루테늄 착물 촉매는 M71 SIPr, M73 SIPr 또는 M74 SIPr인 것을 특징으로 하는, 방법.
- 제1항에 있어서, 사용되는 상기 촉매의 양은 사용되는 니트릴 고무를 기준으로 5 내지 1000 ppm의 귀금속인, 방법.
- 제1항에 있어서, 에틸렌, 프로필렌, 부틸렌, 스티렌, 1-도데센, 1-헥센 및 1-옥텐으로부터 선택된 공-올레핀(co-olefin)의 존재 하에서 수행되는, 방법.
- 제1항에 있어서, 상기 반응 혼합물 내의 니트릴 고무의 농도는 전체 반응 혼합물을 기준으로 1 중량% 내지 30 중량%의 범위인, 방법.
- 제1항에 있어서, 10℃ 내지 150℃ 범위의 온도에서 수행되는, 방법.
- 제1항에 있어서, α,β-불포화 모노- 또는 디카르복실산 또는 이의 에스테르 또는 이미드로부터 선택되는 하나 이상의 추가의 공중합성 단량체가 사용되는, 방법.
- 제1항에 있어서, 상기 니트릴 고무의 복분해(metathesis) 반응 후에는 니트릴 고무 내의 불포화 C=C 이중 결합의 수소화 반응이 수행되는, 방법.
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