Polyurethane, process for producing the same, and process for producing polyurethane foam
First Claim
Patent Images
1. A process for producing a polyurethane, comprising the step of reacting a polyisocyanate component with a polyol component, wherein said polyol component comprises, as all or part thereof, a tertiary aminoalcohol having the formula (I):
- ##STR10## wherein each R1 is selected from the group consisting of straight or branched alkylene having 2 to 24 carbon atoms, cycloalkylene having 3 to 24 carbon atoms, alicyclic alkylene having 4 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, arylene having 6 to 24 carbon atoms, aralkylene having 7 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, and --(CH2 CH2 O)p --(CH2 CH2)q --, wherein p is zero or a positive number, and q is a positive number, each R2 is selected from the group consisting of straight or branched alkyl having 1 to 24 carbon atoms, aryl having 6 to 24 carbon atoms, and an aralkyl having 7 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, and wherein n is a positive number of 2 to 50.
1 Assignment
0 Petitions
Accused Products
Abstract
Processes for producing a polyurethane, a rigid polyurethane foam, a flexible polyurethane foam and a spray type rigid polyurethane foam are disclosed.
In these processes, a specified tertiary aminoalcohol is used as a polyol component and a catalyst.
-
Citations
40 Claims
-
1. A process for producing a polyurethane, comprising the step of reacting a polyisocyanate component with a polyol component, wherein said polyol component comprises, as all or part thereof, a tertiary aminoalcohol having the formula (I):
- ##STR10## wherein each R1 is selected from the group consisting of straight or branched alkylene having 2 to 24 carbon atoms, cycloalkylene having 3 to 24 carbon atoms, alicyclic alkylene having 4 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, arylene having 6 to 24 carbon atoms, aralkylene having 7 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, and --(CH2 CH2 O)p --(CH2 CH2)q --, wherein p is zero or a positive number, and q is a positive number, each R2 is selected from the group consisting of straight or branched alkyl having 1 to 24 carbon atoms, aryl having 6 to 24 carbon atoms, and an aralkyl having 7 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, and wherein n is a positive number of 2 to 50.
- View Dependent Claims (2, 3, 4, 5, 6, 7, 31, 32, 33, 34, 35, 36, 37)
-
8. A process for producing a polyurethane foam, comprising the step of reacting a polyisocyanate component with a polyol component in the presence of a foaming agent, wherein said polyol component comprises, as all or part thereof, a tertiary aminoalcohol having the formula (I):
- ##STR12## wherein each R1 is selected from the group consisting of straight or branched alkylene having 2 to 24 carbon atoms, cycloalkylene having 3 to 24 carbon atoms, alicyclic alkylene having 4 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, arylene having 6 to 24 carbon atoms, aralkylene having 7 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, and --(CH2 CH2 O)p --(CH2 CH2)q --, wherein p is zero or a positive number, and q is a positive number, each R2 is selected from the group consisting of straight or branched alkyl having 1 to 24 carbon atoms, aryl having 6 to 24 carbon atoms and aralkyl having 7 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, and wherein n is a positive number of 2 to 50.
- View Dependent Claims (9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 38, 39)
-
25. A process for producing a polyurethane foam by the spray method, comprising the step of spraying a mixture containing reacting raw materials and a foaming agent and the step of reacting a polyisocyanate component with a polyol component in the presence of a foaming agent, wherein said polyol component comprises as, all or part thereof, a tertiary aminoalcohol having formula (I):
- ##STR14## wherein each R1 is selected from the group consisting of straight or branched alkylene having 2 to 24 carbon atoms, cycloalkylene having 3 to 24 carbon atoms, alicyclic alkylene having 4 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, arylene having 6 to 24 carbon atoms, aralkylene having 7 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, and --(CH2 CH2 O)p --(CH2 CH2)q --, wherein p is zero or a positive number, and q is a positive number, each R2 is selected from the group consisting of straight or branched alkyl having 1 to 24 carbon atoms, aryl having 6 to 24 carbon atoms, and aralkyl having 7 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, and wherein n is a positive number of 2 to 50; and
wherein said foaming agent comprises H2 O in an amount of 2 to 8 parts by weight, based on 100 parts by weight of the total amount of said polyol component. - View Dependent Claims (26, 27, 28, 29, 30, 40)
- ##STR14## wherein each R1 is selected from the group consisting of straight or branched alkylene having 2 to 24 carbon atoms, cycloalkylene having 3 to 24 carbon atoms, alicyclic alkylene having 4 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, arylene having 6 to 24 carbon atoms, aralkylene having 7 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, and --(CH2 CH2 O)p --(CH2 CH2)q --, wherein p is zero or a positive number, and q is a positive number, each R2 is selected from the group consisting of straight or branched alkyl having 1 to 24 carbon atoms, aryl having 6 to 24 carbon atoms, and aralkyl having 7 to 24 carbon atoms and having 1 to 6 carbon atoms in the alkylene portion, and wherein n is a positive number of 2 to 50; and
Specification