What is claimed is:
1. An eddy current inspection probe for inspecting a preselected surface at least partially defining an opening in a component, said eddy current inspection probe comprising:
an expandable element at least partially defining an interior space which is expandable by introducing a pressurized fluid into the interior space from a collapsed position for inserting the probe into and removing the probe from the opening in the component to an expanded position in which the probe is sized and shaped for at least partially filling the opening and for contacting the preselected surface of the component for inspecting the surface; and
an eddy current array positioned over the expandable element for generating and detecting magnetic fields in the component to inspect the preselected surface of the component, the eddy current array having an outer surface shaped substantially identically to the preselected surface of the component when the expandable element is in the expanded position for maintaining the outer surface of the array at a preselected distance from the surface of the component.
2. A probe as set forth in claim 1 further comprising a core having an exterior surface sized and shaped for receipt within the opening of the component, the expandable element being positioned over the exterior surface of the core.
3. A probe as set forth in claim 1 in combination with a fluid delivery system comprising a reservoir operatively connected to the interior space of the expandable element for introducing pressurized fluid to the interior space.
4. A probe as set forth in claim 3 wherein the reservoir is filled with liquid.
5. A probe as set forth in claim 4 wherein the reservoir is filled with hydraulic fluid.
6. A probe as set forth in claim 3 wherein the reservoir is filled with gas.
7. A probe as set forth in claim 6 wherein the reservoir is filled with air.
8. A probe as set forth in claim 3 further comprising a bladder extending across the reservoir, said bladder being moveable to expel fluid from the reservoir and into the interior space of the expandable element.
9. A probe as set forth in claim 8 wherein the fluid delivery system includes a piston for moving the bladder to expel fluid from the reservoir.
10. A probe as set forth in claim 3 wherein the fluid delivery system includes a piston mounted inside the reservoir for expelling fluid from the reservoir and introducing the fluid to the interior space of the expandable element.
11. A probe as set forth in claim 10 wherein the piston is mechanically driven.
12. A probe as set forth in claim 10 wherein the piston is pneumatically driven.
13. A probe as set forth in claim 12 wherein the fluid delivery system includes a spring attached to the piston.
14. A probe as set forth in claim 13 wherein the spring is positioned to drive the piston to expel fluid from the reservoir and introduce the fluid to the interior space of the expandable element.
15. A probe as set forth in claim 3, wherein the expandable element defines both the interior space and the reservoir.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A reactive dye containing at least one structural unit of formula
wherein
Y is vinyl or a radical \u2014CH2\u2014CH2\u2014U and U is a group removable under alkaline conditions.
2. A reactive dye according to claim 1, corresponding to formula
wherein
D1 and D2 are each independently of the other the radical of a diazo component, of the benzene or naphthalene series,
D3 is the radical of an aromatic tetraazo component, and
Y is as defined in claim 1.
3. A reactive dye according to claim 1, wherein Y is vinyl, \u03b2-chloroethyl or \u03b2-sulfatoethyl.
4. A reactive dye according to claim 2, which corresponds to formula (1aa).
5. A reactive dye according to claim 2, wherein D1 and D2 correspond, each independently of the other, to a radical of formula (11) or (12)
wherein
(R4)0-3 and (R13)0-3 each independently of the other denote from 0 to 3 identical or different substituents selected from the group halogen, C1\u2013C4alkyl, C1\u2013C4alkoxy, carboxy and sulfo, K is the radical of a coupling component of formula (13a) or (13b)
and
Z and Z1 are each independently of the other a radical of formula (2a), (2c), (2d), (2e) or (2f)
\u2014SO2\u2014Y\u2003\u2003(2a),
\u2014CONR2\u2014(CH2)m\u2014SO2\u2014Y\u2003\u2003(2c),
\u2014NH\u2014CO\u2014CH(Hal)-CH2-Hal\u2003\u2003(2d),
\u2014NH\u2014CO\u2014C(Hal)\u2550CH2\u2003\u2003(2e) or
wherein
R1a and R2 are hydrogen,
Hal is bromine,
Y is vinyl, \u03b2-chloroethyl or \u03b2-sulfatoethyl,
T1 is C1\u2013C4alkoxy, C1\u2013C4alkylthio, hydroxy, amino, N-mono- or N,N-di-C1\u2013C4alkylamino unsubsituted or substituted in the alkyl moiety by hydroxy, sulfato or by sulfo, morpholino, or phenylamino or NC1\u2013C4alkyl-N-phenylamino each unsubstituted or substituted in the phenyl ring by sulfo, carboxy, acetylamino, chlorine, methyl or by methoxy and wherein the alkyl is unsubstituted or substituted by hydroxy, sulfo or by sulfato, or naphthylamino unsubstituted or substituted by from 1 to 3 sulfo groups, or is a fibre-reactive radical of formula (3c\u2032) or (3d\u2032)
and Y is as defined above,
X1 is chlorine or fluorine,
m is a number 2 or 3,
R\u20325 is hydrogen, sulfo, or C1\u2013C4alkoxy, unsubstituted or substituted in the alkyl moiety by hydroxy or by sulfato,
R\u20325a is hydrogen, C1\u2013C4alkyl, C1\u2013C4alkoxy, C2\u2013C4alkanoylamino, ureido or a radical of formula (2f) wherein the radicals R1a, T1 and X1 are as defined above.
6. A reactive dye according to claim 5, wherein
the radicals D1 and D2 correspond, each independently of the other, to a radical of formula (11a), (11b), (11c), (11d) or (12a)
wherein
R\u20325 is hydrogen, sulfo, or ethoxy unsubstituted or substituted in the alkyl moiety by hydroxy or by sulfato,
R\u20325a is hydrogen, methyl, ethyl, methoxy, ethoxy, acetylamino, propionylamino or ureido,
(R13)0-2 denotes from 0 to 2 identical or different substituents selected from the group halogen, C1\u2013C4alkyl, C1\u2013C4alkoxy and sulfo,
Y1 is a group \u2014CH(Br)\u2014CH2\u2014Br or \u2014C(Br)\u2550CH2,
Y is vinyl, \u03b2-chloroethyl or \u03b2-sulfatoethyl, and
m is a number 2 or 3.
7. A reactive dye according to claim 2, wherein one of the radicals D1 and D2 corresponds to a radical of formula (14)
wherein
X1 is chlorine or fluorine and
T3 is a radical of formula (6a), (6b), (6d), (6e), (6f), (6k) or (6m)
wherein (R4)0-3 denotes from 0 to 3 identical or different substituents selected from the group C1\u2013C4alkyl, C1\u2013C4alkoxy, halogen, carboxy and sulfo,
(R5)0-3 denotes from 0 to 3 identical or different substituents selected from the group halogen, nitro, cyano, trifluoromethyl, sulfamoyl, carbamoyl, C1\u2013C4alkyl, C1\u2013C4alkoxy unsubstituted or substituted by hydroxy, sulfato or by C1\u2013C4alkoxy, amino, C2\u2013C4alkanoylamino, ureido, hydroxy, carboxy, sulfomethyl, C1\u2013C4alkylsulfonylamino and sulfo,
R8 and R10 are each independently of the other hydrogen, C1\u2013C4alkyl or phenyl, and
R9 is hydrogen, cyano, carbamoyl or sulfomethyl,
(R11)0-3 denotes from 0 to 3 identical or different substituents selected from the group C1\u2013C4alkyl C1\u2013C4alkoxy, halogen, carboxy and sulfo, and
Z1 is a radical of formula (2a), (2c\u2032), (2d\u2032) or (2e\u2032)
\u2014SO2\u2014Y\u2003\u2003(2a),
\u2014CONH\u2014(CH2)2-3\u2014SO2\u2014Y\u2003\u2003(2c\u2032),
\u2014NH\u2014CO\u2014CH(Br)\u2014CH2\u2014Br\u2003\u2003(2d\u2032) or
\u2014NH\u2014CO\u2014C(Br)\u2550CH2\u2003\u2003(2e\u2032)
wherein Y is vinyl, \u03b2-chloroethyl or \u03b2-sulfatoethyl;
and the other of the radicals D1 and D2 corresponds to a radical of formula (11a), (11b), (11c) or (11d)
wherein
(R13)0-2 denotes from 0 to 2 identical or different substituents selected from the group halogen, C1\u2013C4alkyl, C1\u2013C4alkoxy and sulfo,
Y1 is a group \u2014CH(Br)\u2014CH2\u2014Br or \u2014C(Br)\u2550CH2,
Y is as defined above, and
m is a number 2 or 3.
8. A reactive dye according to claim 2, which corresponds to formula (1aa)
wherein
Y is vinyl, \u03b2-chloroethyl or \u03b2-sulfatoethyl,
D1 and D2 are each independently of the other a radical of formula (11) or (12)
wherein
(R4)0-3 and (R13)0-3 each independently of the other denote from 0 to 3 identical or different substituents selected from the group halogen, C1\u2013C4alkyl, C1\u2013C4alkoxy, carboxy and sulfo, K is the radical of a coupling component of formula (13a) or (13b)
and
Z and Z1 are each independently of the other a radical of formula (2a), (2c), (2d), (2e) or (2f)
\u2014SO2\u2014Y\u2003\u2003(2a),
\u2014CONR2\u2014(CH2)m\u2014SO2\u2014Y\u2003\u2003(2c),
\u2014NH\u2014CO\u2014CH(Hal)-CH2-Hal\u2003\u2003(2d),
\u2014NH\u2014CO\u2014C(Hal)\u2550CH2\u2003\u2003(2e) or
wherein
R1a and R2 are hydrogen,
Hal is bromine,
Y is as defined above,
T1 is C1\u2013C4alkoxy, C1\u2013C4alkylthio, hydroxy, amino, N-mono- or N, N-di-C1\u2013C4alkylamino unsubsituted or substituted in the alkyl moiety by hydroxy, sulfato or by sulfo, morpholino, or phenylamino or N\u2014C1\u2013C4alkyl-N-phenylamino each unsubstituted or substituted in the phenyl ring by sulfo, carboxy, acetylamino, chlorine, methyl or by methoxy and wherein the alkyl is unsubstituted or substituted by hydroxy, sulfo or by sulfato, or naphthylamino unsubstituted or substituted by from 1 to 3 sulfo groups, or is a fibre-reactive radical of formula (3c\u2032) or (3d\u2032)
and Y is as defined above,
X1 is chlorine or fluorine,
m is a number 2 or 3,
R\u20325 is hydrogen, sulfo, or C1\u2013C4alkoxy unsubstituted or substituted in the alkyl moiety by hydroxy or by sulfato,
R\u20325a is hydrogen, C1\u2013C4alkyl, C1\u2013C4alkoxy, C2\u2013C4alkanoylamino, ureido or a radical of formula (2f) wherein the radicals R1a, T1 and X1 are as defined above.
9. A process for the preparation of a reactive dye according to claim 1, which comprises coupling one or more than one diazotised amine, together or in any order, to a compound containing at least one structural unit of formula (15)
so that a reactive dye containing at least one structural unit of formula (1) is obtained.
10. A method of dyeing or printing of hydroxyl-group-containing or nitrogen-containing fibre materials, which comprises contacting said materials with a tinctorially effective amount of a reactive dye according to claim 1.
11. A method according to claim 10, wherein cellulosic fibre materials are dyed or printed.
12. A reactive dye of formula (15b)
wherein
D1 is the radical of a diazo component, of the benzene or naphthalene series, and
Y is vinyl or a radical \u2014CH2\u2014CH2\u2014U and U is a group removable under alkaline conditions.
13. A method according to claim 10, wherein cotton-containing fibre materials are dyed or printed.