Claims
- 1. A batchwide process for dyeing polyester fibres at 110.degree. C. to 135.degree. C. with a disperse dye in the presence of an adduct in aqueous medium, said adduct being in an amount from 0.05% to 2% by volume based on the total volume of the medium and having an average of 1 to 4 molar proportions of ethylene oxide, propylene oxide or styrene oxide or a combination of these oxides with 1 molar proportion of a phenol compound having the formula ##STR8## in which n is a number from 1 to 4,
- R.sub.1 is hydrogen, chlorine, an alkyl group with 1 to 8 carbon atoms, an alkoxy group with 1 to 8 carbon atoms or an alkenyl group with 2 to 8 carbon atoms,
- R.sub.2 is a cycloalkyl group with 5 to 8 carbon atoms which is unsubstituted or substituted by one or more alkyl groups containing 1 to 4 carbon atoms, a cycloalkenyl group with 5 to 8 carbon atoms, a phenylalkyl group having 1 to 3 carbon atoms in the alkyl part and which is unsubstituted or substituted by an alkyl group with 1 to 4 carbon atoms in the benzene nucleus, an aralkenyl group containing 2 or 3 carbon atoms in the alkenyl part, or a COOR.sub.3 group in which R.sub.3 is phenyl, phenyl substituted by alkyl having 1 to 4 carbon atoms, aryloxyalkyl in which the alkyl part contains 2 or 3 carbon atoms and the aryl part is unsubstituted or substituted by one or more chlorine or one or more alkyl groups with 1 to 4 carbon atoms, or a phenylalkyl having 1 to 3 carbon atoms in the alkyl part and which is unsubstituted or substituted by alkyl of 1 to 4 carbon atoms in the benzene nucleus or a phenylhydroxyethyl group and with the proviso that
- (a) the total number of aliphatic carbon atoms in (R.sub.1).sub.n-1+R.sbsb.2 does not exceed 8
- (b) the total number of aliphatic carbon atoms in (R.sub.1).sub.n-1 when R.sub.2 is alicyclic or phenylalkyl is 2, and
- (c) when the adduct is derived from styrene oxide, R.sub.2 can be hydrogen or chlorine.
- 2. A process as claimed in claim 1 in which the adduct is derived from condensation of an average of one mole of ethylene oxide, propylene oxide, styrene oxide or a mixture of these oxides with one mole of the compound of formula (1).
- 3. A process as claimed in claim 2 in which the adduct is derived from condensation of one mole of ethylene oxide with one mole of the compound of formula (1).
- 4. A process as claimed in claim 1 in which R.sub.1 is an alkyl group containing from 1 to 4 carbon atoms.
- 5. A process as claimed in claim 1 in which R.sub.1 is an alkoxy group containing from 1 to 4 carbon atoms.
- 6. A process as claimed in claim 1 in which R.sub.1 is alkenyl group containing 3 or 4 carbon atoms.
- 7. A process as claimed in claim 1, in which the dyeing assistant used is at least one compound of the formula ##STR9## wherein R.sub.1 and n have the meaning given in claim 26, R.sub.4 represents a cycloalkyl group with 5 to 8 carbon atoms which is unsubstituted or substituted by one or two alkyl groups containing 1 to 4 carbon atoms, a cycloalkenyl group with 5 to 8 carbon atoms, a phenylalkyl group having 1 to 3 carbon atoms in the alkyl part and which is unsubstituted or substituted by alkyl with 1 to 4 carbon atoms in the benzene nucleus, a phenylalkenyl group having 2 or 3 carbon atoms in the alkenyl part, one of X.sub.1 and X.sub.2 is hydrogen, methyl or phenyl and the other X is hydrogen and m is a number from 1 to 4, with the proviso that
- (a) the total number of carbon atoms in (R.sub.1).sub.n-1 is at most 8, and
- (b) when one of X.sub.1 and X.sub.2 represents phenyl, R.sub.4 can also be hydrogen or chlorine.
- 8. A process as claimed in claim 7 in which R.sub.1 is a straight or branched alkyl group with a total of 3 to 7 carbon atoms.
- 9. A process as claimed in claim 7 in which R.sub.1 is hydrogen, methyl or chlorine, n is 2 and R.sub.4 represents cyclopentyl, cyclohexyl, benzyl, .alpha.-methylbenzyl or .alpha.,.alpha.-dimethylbenzyl.
- 10. A process as claimed in claim 7 in which R.sub.1 and R.sub.4, independently of the other, are hydrogen or chlorine, one of X.sub.1 and X.sub.2 is phenyl and the other X is hydrogen, m is 1 or 2 and n is 2 to 4.
- 11. A process as claimed in claim 9 in which the dyeing assistant is 2-(2-isopropyl-phenoxy)ethanol.
- 12. A process as claimed in claim 9 in which the dyeing assistant is 2-(4-cyclohexyl-phenoxy)ethanol.
- 13. A process as claimed in claim 9 in which the dyeing assistant is 2-(4-chloro-2-benzyl-phenoxy)ethanol.
- 14. A process as claimed in claim 9 in which the dyeing assistant is 2-(2-.alpha.-methyl-benzyl-phenoxy)ethanol.
- 15. A process as claimed in claim 9 in which the dyeing assistant is 2-(4-.alpha.,.alpha.-dimethyl-benzyl-phenoxy)ethanol.
- 16. A process as claimed in claim 1 in which the dyeing assistant used is at least one compound of the formula ##STR10## wherein R.sub.1, R.sub.3 and n have the meanings given in claim 1,
- one of X.sub.1 and X.sub.2 is hydrogen, methyl or phenyl and the other X is hydrogen and m is a number from 1 to 4.
- 17. A process as claimed in claim 16 in which R.sub.1 is hydrogen, R.sub.3 is phenyl or benzyl, one of X.sub.1 and X.sub.2 is hydrogen or methyl and the other X is hydrogen, and m is 1.
- 18. A process as claimed in claim 1 in which the hydrophobic fibre is polyethylene terephthalate fibre.
- 19. A process as claimed in claim 1 in which the amount of adduct defined in claim 1 used in the aqueous dye liquor is from 0.05% to 2% by volume, based on the total volume of the aqueous dye liquor.
- 20. A process as claimed in claim 19 in which the amount of adduct used in the aqueous dye liquor is from 0.1% to 1% by volume based on the total volume of the aqueous dye liquor.
- 21. A process as claimed in claim 1 in which the adduct defined in claim 1 is mixed with an emulsifying agent.
- 22. A process as claimed in claim 21 in which the emulsifying agent is a sulphated alkylphenol ethylene oxide adduct.
- 23. A process as claimed in claim 21 in which the emulsifying agent is a sulphited fish oil.
- 24. A polyester fibre dyed by a process as claimed in claim 1.
Parent Case Info
This is a continuation of application Ser. No. 762,070 filed on Jan. 24, 1977, which is a continuation of application Ser. No. 543,197, filed Jan. 22, 1975 (now abandoned).
US Referenced Citations (3)
Foreign Referenced Citations (7)
Number |
Date |
Country |
1001966 |
Feb 1957 |
DEX |
2256116 |
May 1973 |
DEX |
2239930 |
Jun 1973 |
DEX |
2162363 |
May 1976 |
FRX |
1021806 |
Mar 1966 |
GBX |
1328107 |
Dec 1970 |
GBX |
1372559 |
Oct 1974 |
GBX |
Continuations (2)
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Number |
Date |
Country |
Parent |
762070 |
Jan 1977 |
|
Parent |
543197 |
Jan 1975 |
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