US4738787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cationic soil release polymers
Assignee: Alkaril Chemicals Inc
•
Filing: 1987-05-26
•
Granted: 1988-04-19
•
Expires: 2007-05-26
Abstract
Abstract The present application relates to cationic block polyesters useful as soil relese agents, softeners and antistatic agents. In addition to cleaning performance, laundry detergent compositions should have other benefits. One is the ability to impart soil release properties to fabrics woven from polyester fibers.
Inventors
- 👤 Anthony J. O'Lenick, Jr.
- 👤 Joseph J. Fanelli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:04
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/37; C11D3/3703; C11D3/3715; C11D3/0005; C11D3/0036
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
169 words
The composition of matter comprising a compound of the formula: ##STR14## wherein R and R' may be the same or different and are selected from: ##STR15## R or R' may additionally be selected from H, or alkyl C1 to C20, saturated or unsaturated, aliphatic or aromatic, with the proviso that both R and R' are not selected from H, or alkyl C1 to C20, saturated or unsaturated, aliphatic or aromatic; R" is ##STR16## Z is --SO3Na, H, COOH, COO--; X is H, CH3, or CH2CH3 or any combination; Y is Cl or Br needed for charge balance; a is an integer from 1-5; b is an integer from 1-200; c is an integer from 1-50; R1 R2 R3 may be the same or different and are selected from C1 to C22 aliphatic or aromatic, saturated or unsaturated, linear or branched or alkylamidopropyl; R4 is C7 to C21 alkyl; R5 is ##STR17## R6 is ##STR18## R7 is ##STR19## d is an integer from 1-3; e is an integer from 0-3.
Claim 2
Dependent Claim
169 words
The composition of matter comprising a compound of the formula: ##STR14## wherein R and R' may be the same or different and are selected from: ##STR15## R or R' may additionally be selected from H, or alkyl C1 to C20, saturated or unsaturated, aliphatic or aromatic, with the proviso that both R and R' are not selected from H, or alkyl C1 to C20, saturated or unsaturated, aliphatic or aromatic; R" is ##STR16## Z is --SO3Na, H, COOH, COO--; X is H, CH3, or CH2CH3 or any combination; Y is Cl or Br needed for charge balance; a is an integer from 1-5; b is an integer from 1-200; c is an integer from 1-50; R1 R2 R3 may be the same or different and are selected from C1 to C22 aliphatic or aromatic, saturated or unsaturated, linear or branched or alkylamidopropyl; R4 is C7 to C21 alkyl; R5 is ##STR17## R6 is ##STR18## R7 is ##STR19## d is an integer from 1-3; e is an integer from 0-3.
Claim 3
Dependent Claim
46 words
The composition of claim 1 wherein: R and R' are the same and are ______________________________________
##STR20## ______________________________________
##STR21##
Z is H X is H Y is Cl
a is 50 b is 3 c is 20
R1 is Stearyl R2 is Stearyl
R3 is Methyl
______________________________________
Claim 4
Dependent Claim
44 words
The composition of claim 1 wherein R is __________________________________________________________________________
##STR22## __________________________________________________________________________
R' is CH3
##STR23##
Z is SO3Na X is Methyl Y is Cl
a is 100 b is 3 c is 40
R4 is palmitic R5 is R7
##STR24## e is 2.
__________________________________________________________________________
Claim 5
Dependent Claim
47 words
The composition of claim 1 wherein R and R' are the same and are ______________________________________
##STR25## ______________________________________
##STR26##
Z is H X is H Y is Cl
a is 50 b is 3 c is 20
R1 is Methyl R2 is Stearyl amidopropyl
R3 is Methyl.
______________________________________
Claim 6
Dependent Claim
40 words
The composition of claim 1 wherein: R is ______________________________________
##STR27## ______________________________________
R' is CH3
##STR28##
Z is SO3Na X is H Y is Cl
a is 50 b is 2 c is 40
R4 is Stearyl R5 is CH2CH2OH.
______________________________________
Claim 7
Dependent Claim
12 words
A composition of claim 1 wherein: R" is a mixture of ##STR29##
Claim 8
Dependent Claim
10 words
The composition of claim 1 additionally containing a nonionic surfactant.
Claim 9
Dependent Claim
10 words
The composition of claim 1 additionally containing a cationic surfactant.
Claim 10
Dependent Claim
25 words
A process for treating a fibrous or keratinous substrate with a mixture of a the composition of claim 1 and water comprising contacting the substrate.
Claim 11
Dependent Claim
18 words
The process of claim 9 wherein the composition is used in aqueous solution as a substantive fabric softener.
Claim 12
Dependent Claim
14 words
The process of claim 9 wherein the product is used as a hair conditioner.
Claim 13
Dependent Claim
13 words
The process of claim 9 wherein the substrate is a cotton polyester blend.
Claim 14
Dependent Claim
14 words
The process of claim 9 wherein the substrate is a natural or synthetic fiber.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-04-19 | 1991-10-19 | 1992-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-04-19 | 1995-10-19 | 1996-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-04-19 | 1999-10-19 | 2000-04-19 | $7700.00 | Window Closed / Lapsed |