0241985-A2 is referenced by 48 patents and cites 7 patents.

Capped 1,2-propylene terephthalate-polyoxyethylene terephthalate polyesters useful as soil release agents are disclosed. Preferred polyesters have the formula: X-(OCH2CH2)@ &lsqbstr& (-O@-R-@O-R-)u (-O @-R-@O-R-)@ &rsqbstr& -O@-R-@O-(CH2CH2O)n-X wherein each R is a 1,4-phenylene moiety; the R are essentially 1,2-propylene moieties; the R are essentially the polyoxyethylene moiety -(CH2CH2O)1-CH2CH2-; each X is ethyl or preferably methyl; each n is from about 12 to about 45; q is from about 12 to about 90; the average value of u is from about 5 to about 20; the average value of v is from about 1 to about 10; the average value of u + v is from about 6 to about 30; the ratio u to v is from about 1 to about 6.

Title
Capped 1,2-propylene terephthalate-polyoxyethylene terephthalate polyesters useful as soil release agents.
Application Number
EP19870200637 19870406
Publication Number
0241985 (A2)
Application Date
April 6, 1987
Publication Date
October 21, 1987
Inventor
Diehl Francis Louvaine
Gosselink Eugene Paul
Assignee
Procter & Gamble
US
IPC
D06M 15/507
D06M 13/46
C11D 03/60
C11D 03/395
C11D 03/37
C08G 63/66
D06M 15/37
D06M 13/00
C11D 03/37
C11D 03/00
C08G 63/00
D06M 15/507
D06M 13/473
D06M 13/47
D06M 13/467
D06M 13/463
D06M 13/325
D06M 13/322
D06M 13/02
C11D 03/37
C11D 03/00
C08G 63/672
C08G 63/66
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