Process for the hydrogenation of a polymer composed of diene monomer units and nitrile group containing monomer units and hydrogenated polymer
申请人:——
公开号:US20010023277A1
公开(公告)日:2001-09-20
The invention relates to a process for the hydrogenation of a polymer composed of diene monomer units and nitrile group containing monomer units in which crosslinks formed as a result of the hydrogenation are broken by adding, before, during or after the hydrogenation, a compound that satisfies the formula R
1
—N (H) —X (I) or (R
1
) (R
2
)C═N—Y (II), where R
1
is a hydrogen atom, an alkyl or cycloalkyl group with 1-30 carbon atoms, or an aromatic group with 6-30 carbon atoms and
R
2
is an alkyl or cycloalkyl group with 1-30 carbon atoms, or an aromatic group with 6-30 carbon atoms, X is chosen from the group comprising —R
3
, —OR
4
, —SR
4
, —NR
5
R
6
, where R
3
, R
4
and R
5
are a hydrogen atom, an alkyl or cycloalkyl group with 1-30 carbon atoms or an aromatic group with 6-30 carbon atoms and R
6
is an alkyl or cycloalkyl group with 1-30 carbon atoms or an aromatic group with 6-30 carbon atoms
Y is chosen from the group comprising —R
7
, —OR
8
, —SR
8
, —NR
9
R
10
and —N═CR
11
R
12
, where R
7
, R
8
, R
9
, R
10
, R
11
and R
12
are a hydrogen atom, an alkyl or cycloalkyl group with 1-30 carbon atoms or an aromatic group with 6-30 carbon atoms, and where it is possible for R
3
-R
12
to also contain one or more heteroatoms from the groups 13, 14, 15, 16 or 17 of the Periodic System of the Elements.
The invention also relates to a polymer composition containing the hydrogenated polymer in solid form.
本发明涉及一种对由二烯单体单元和含腈基团单体单元组成的聚合物进行氢化的工艺,在该工艺中,通过在氢化前、氢化过程中或氢化后加入一种符合式 R 的化合物,可以破坏氢化过程中形成的交联。
1
-N(H)-X(I)或(R
1
) (R
2
)C═N-Y (II),其中 R
1
是氢原子、1-30 个碳原子的烷基或环烷基,或 6-30 个碳原子的芳香基,以及
R
2
是含 1-30 个碳原子的烷基或环烷基,或含 6-30 个碳原子的芳香基团,X 选自包括 -R
3
、-OR
4
、-SR
4
, -NR
5
R
6
其中 R
3
, R
4
和 R
5
是氢原子、含 1-30 个碳原子的烷基或环烷基或含 6-30 个碳原子的芳香基,且 R
6
是含 1-30 个碳原子的烷基或环烷基或含 6-30 个碳原子的芳香基团
Y 选自包括 -R
7
、-OR
8
、-SR
8
, -NR
9
R
10
和-N═CR
11
R
12
其中 R
7
, R
8
, R
9
, R
10
, R
11
和 R
12
是氢原子、1-30 个碳原子的烷基或环烷基或 6-30 个碳原子的芳香基,且 R
3
-R
12
还可能含有一个或多个来自元素周期系 13、14、15、16 或 17 族的杂原子。
本发明还涉及一种含有固体形式氢化聚合物的聚合物组合物。