Claims
- 1. A rinse added fabric softening composition comprising:
- a) from 0.01% to 15% of an acetal or ketal having the formula: ##STR25## wherein R is C.sub.3 -C.sub.20 linear alkyl, C.sub.4 -C.sub.20 branched alkyl, C.sub.6 -C.sub.20 cyclic alkyl, C.sub.6 -C.sub.20 branched cyclic alkyl, C.sub.6 -C.sub.20 linear alkenyl, C.sub.6 -C.sub.20 branched alkenyl, C.sub.6 -C.sub.20 cyclic alkenyl, C.sub.6 -C.sub.20 branched cyclic alkenyl, C.sub.6 -C.sub.20 substituted or unsubstituted aryl, and mixtures thereof; R.sub.1 is hydrogen or R; R.sup.2 and R.sup.3 are each independently selected from the group consisting of C.sub.5 -C.sub.20 linear alkyl, C.sub.4 -C.sub.20 branched alkyl, C.sub.6 -C.sub.20 cyclic alkyl, C.sub.6 -C.sub.20 branched cyclic alkyl, C.sub.6 -C.sub.20 linear alkenyl, C.sub.6 -C.sub.20 branched alkenyl, C.sub.6 -C.sub.20 cyclic alkenyl, C.sub.6 -C.sub.20 branched cyclic alkenyl, C.sub.6 -C.sub.20 aryl, C.sub.7 -C.sub.20 substituted aryl, and mixtures thereof; provided each acetal or ketal:
- i) is formed from at least one fragrance raw material having a molecular weight greater than or equal to about 100 g/mol;
- ii) has a molecular weight greater than or equal to about 300 g/mol;
- iii) has a molecular weight at least two times greater than the lowest molecular weight fragrance raw material which comprises said acetal or ketal; and
- b) from 85% to 99.99%, by weight of the composition, of adjunct ingredients, said adjunct ingredients selected from the group consisting of fabric softening actives, liquid carriers, concentration aids, soil release agents, perfumes, preservatives, stabilizers, chelants, bacteriocides, colorants, optical brighteners, antifoam agents, and mixtures thereof;
- wherein said compositions have a neat pH of less than 6 at 20.degree. C.
- 2. A composition according to claim 1 wherein said acetal or ketal comprises at least one --OR.sup.2 or --OR.sup.3 moiety which is derived from a fragrance raw material alcohol having the formula:
- R.sup.2 OH or R.sup.3 OH.
- 3. A composition according to claim 2 wherein said acetal or ketal comprises at least one --OR.sup.2 or --OR.sup.3 moiety which is derived from a fragrance raw material alcohol selected from the group consisting of undecylenic alcohol, osyrol; sandalore; dihydro carveol; dihydro linalool; dihydromyrcenol; dibydro terpineol; dimetol; alpha-terpineol; tetrahydro linalool; tetrahydro mogol; tetrahydromyrcenol; amyl cinnamic alcohol; 9-decenol: trans-2-hexenol; patchomint; prenol; cuminyl alcohol; para-tolyl alcohol; phenyl ethyl carbinol; ethyl vanillin; isoamyl salicylate; para-hydroxyphenyl butanone; phenethyl salicylate; ethyl linalool; nerolidol; beta gamma hexenol; decyl alcohol; dihydro floralol; hawthanol; heptyl alcohol; isocyclo geraniol; isononyl geraniol; mayol; methyl lavender ketone; octyl alcohol; phenyl propyl alcohol; rhodinol 70; rosalva; camelkol dh; cyclohexyl propyl alcohol; isobutyl benzyl alcohol: lavinol; phenyl ethyl methyl carbinol; propyl benzyl carbinol; iso pulegol; menthol, patchone; rootanol; roselea; trans decahydro beta naphthol; verdol; cinnamic alcohol; farnesol; geraniol; nerol; anisic alcohol; benzyl alcohol; undecavertol; eugenol; isoeugenol; and vanillin.
- 4. A composition according to claim 1 wherein the acetal is formed from a fragrance raw material aldehyde selected from the group consisting of adoxal; chrysanthal; cyclamal; cymal; trans4-decenal: ethyl vanillin; helional; hydrotrope aldehyde; hydroxycitonellal; isocyclocitral; melonal; methyl nonyl aldehyde; methyl octyl aldehyde; octyl aldehyde; phenyl propanal; citronellal; dodecyl aldehyde; hexylcinnamic aldehyde; myrac aldehyde; vanillin; anisic aldehyde; citral; decyl aldehyde; floralozone; p.t.-bucinal; and triplal.
- 5. A composition according to claim 1 wherein the acetal or ketal releases a mixture of fragrance raw material alcohols.
- 6. A composition according to claim 1 wherein said acetal comprises one or more acetals selected from the group consisting of di-(9-decen-1-yl) p-t-bucinal acetal; p-t-bucinal acetal blend made from a mixture of .beta.-.gamma.-hexenol, 9-denen-1-ol and phenoxanol; triplal acetal blend made from a mixture of .beta.-.gamma.-hexenol, 9-decen-1-ol and phenoxanol; di-(.beta.-.gamma.-hexenyl) p-t-bucinal acetal; di-(.beta.-citronellyl) acetal blend of p-t-bucinal, citral, .alpha.-hexylcinnamic aldehyde and decanal; and didoceyl floralozone acetal.
- 7. A composition according to claim 1 wherein component (b) comprises one or more ingredients selected from the group consisting of: cationic fabric softening agents; nonionic fabric softening agents; liquid carrier; concentration aid; soil release agent; perfume; and preservatives/stabilizers.
- 8. A composition according to claim 7 wherein component (b) comprises from about 1% to about 80% of cationic fabric softening agent.
- 9. A composition according to claim 8 wherein component (b) comprises:
- i) from about 5% to about 50% of a cationic fabric softening agent;
- ii) at least about 50% of a liquid carrier; and
- iii) optionally, from about 0 to about 15% of concentration aids.
- 10. The composition of claim 9 wherein said cationic fabric softening agent is a biodegradable quaternary ammonium compound having the formula: ##STR26## wherein Q has the formula: ##STR27## R is C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 hydroxyalkyl, benzyl, and mixtures thereof; each R.sup.1 is independently linear or branched C.sub.11 -C.sub.22 alkyl, linear or branched C.sub.11 -C.sub.22 alkenyl, and mixtures thereof;
- X is any softener compatible anion; m is 2 or 3; n is 1 to 4.
- 11. Rinse added fabric softening compositions comprising:
- a) from 0.01% to 15% of an acetal or ketal having the formula: ##STR28## wherein R is C.sub.3 -C.sub.20 linear alkyl, C.sub.4 -C.sub.20 branched alkyl, C.sub.6 -C.sub.20 cyclic alkyl, C.sub.6 -C.sub.20 branched cyclic alkyl, C.sub.6 -C.sub.20 linear alkenyl, C.sub.6 -C.sub.20 branched alkenyl, C.sub.6 -C.sub.20 cyclic alkenyl, C.sub.6 -C.sub.20 branched cyclic alkenyl, C.sub.6 -C.sub.20 substituted or unsubstituted aryl, and mixtures thereof; R.sup.1 is hydrogen or R; R.sup.2 and R.sup.3 are each independently selected from the group consisting of C.sub.5 -C.sub.20 linear alkyl, C.sub.4 -C.sub.20 branched alkyl, C.sub.6 -C.sub.20 cyclic alkyl, C.sub.6 -C.sub.20 branched cyclic alkyl, C.sub.6 -C.sub.20 linear alkenyl, C.sub.6 -C.sub.20 branched alkenyl, C.sub.6 -C.sub.20 cyclic alkenyl, C.sub.6 -C.sub.20 branched cyclic alkenyl, C.sub.6 -C.sub.20 aryl, C.sub.7 -C.sub.20 substituted aryl, and mixtures thereof; provided each acetal or ketal:
- i) is formed from at least one fragrance raw material having a molecular weight greater than or equal to about 100 g/mol;
- ii) has a molecular weight greater than or equal to about 300 g/mol;
- iii) has a molecular weight at least two times greater than the lowest molecular weight fragrance raw material which comprises said acetal or ketal; and
- b) from 85% to 99.99%. by weight of the composition:
- i) from about 5% to about 50% of a cationic fabric softening agent;
- ii) from about 50% of a liquid carrier;
- iii) optionally, from about 0 to about 15% of concentration aids;
- provided said compositions have a neat pH of from about 2 to about 4.5 at 20.degree. C.
- 12. A composition according to claim 11 wherein said acetal is selected from the group consisting of: di(9-decen-1-yl) p-t-bucinal acetal; p-t-bucinal acetal blend made from a mixture of .beta.-.gamma.-hexenol, 9-decen-1-ol and phenoxanol; triplal acetal blend made from a mixture of .beta.-.gamma.-hexenol, 9-decen-1-ol and phenoxanol; di(.beta.-.gamma.-hexenyl) p-t-bucinal acetal; di(.beta.-citronellyl) acetal blend of p-t-bucinal, citral, .alpha.-hexycinnamic aldehyde and decanal; and didodecyl floralozone acetal; and wherein said cationic fabric softening agent is a biodegradable quaternary ammonium compound having the formula: ##STR29## wherein Q has the formula: ##STR30## R is C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 hydroxyalkyl, benzyl, and mixtures thereof; each R.sup.1 is independently linear or branched C.sub.11 -C.sub.22 alkyl, linear or branched C.sub.11 -C.sub.22 alkenyl, and mixtures thereof;
- X is any softener compatible anion; m is 2 or 3; n is 1 to 4.
- 13. A process for treating textiles in a rinse cycle of a washing machine comprising the step of contacting textiles in a washing machine with a fabric softening effective amount of a rinse added fabric softening composition comprising:
- a) from 0.01% to 15% of an acetal or ketal having the formula: ##STR31## wherein R is C.sub.3 -C.sub.20 linear alkyl, C.sub.4 -C.sub.20 branched alkyl, C.sub.6 -C.sub.20 cyclic alkyl, C.sub.6 -C.sub.20 branched cyclic alkyl, C.sub.6 -C.sub.20 linear alkenyl, C.sub.6 -C.sub.20 branched alkenyl, C.sub.6 -C.sub.20 cyclic alkenyl, C.sub.6 -C.sub.20 branched cyclic alkenyl, C.sub.6 -C.sub.20 substituted or unsubstituted aryl, and mixtures thereof; R.sup.1 is hydrogen or R; R.sup.2 and R.sup.3 are each independently selected from the group consisting of C.sub.5 -C.sub.20 linear alkyl, C.sub.4 -C.sub.20 branched alkyl, C.sub.6 -C.sub.20 cyclic alkyl, C.sub.6 -C.sub.20 branched cyclic alkyl, C.sub.6 -C.sub.20 linear alkenyl, C.sub.6 -C.sub.20 branched alkenyl, C.sub.6 -C.sub.20 cyclic alkenyl, C.sub.6 -C.sub.20 branched cyclic alkenyl, C.sub.6 -C.sub.20 aryl, C.sub.7 -C.sub.20 substituted aryl, and mixtures thereof, provided each acetal or ketal:
- i) is formed from at least one fragrance raw material having a molecular weight greaser than or equal to about 100 g/mol;
- ii) has a molecular weight greater than or equal to about 300 g/mol;
- iii) has a molecular weight at least two times greater than the lowest molecular weight fragrance raw material which comprises said acetal or ketal; and
- b) from 85% to 99.99%, by weight of the composition, of adjunct ingredients, said adjunct ingredients selected from the group consisting of fabric softening actives, liquid carriers, concentration aids, soil release agents, perfumes, preservatives, stabilizers, chelants, bacteriocides, colorants, optical brighteners, antifoam agents, and mixtures thereof;
- wherein said compositions have a neat pH of less than 6 at 20.degree. C.
Parent Case Info
This application claims the priority of Provisional U.S. Application 60/023,786, filed Aug. 12, 1996.
PCT Information
Filing Document |
Filing Date |
Country |
Kind |
102e Date |
371c Date |
PCT/US97/13660 |
8/6/1997 |
|
|
3/24/1999 |
3/24/1999 |
Publishing Document |
Publishing Date |
Country |
Kind |
WO98/06803 |
2/19/1998 |
|
|
US Referenced Citations (9)
Foreign Referenced Citations (1)
Number |
Date |
Country |
0 278 020 |
Aug 1988 |
EPX |