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United States Patent | 3,755,085 |
Tivin , et al. | August 28, 1973 |
Enzyme deactivation during fabric laundering in water is prevented by using the enzyme in combination with a chlorine scavenger which is capable of reacting with residual chlorine in the water.
Inventors: | Tivin; Fred (Springfield Twp., OH), Zeffren; Eugene (Wyoming, OH) |
Assignee: |
The Procter & Gamble Company
(Cincinnati,
OH)
|
Appl. No.: | 05/076,994 |
Filed: | September 30, 1970 |
Current U.S. Class: | 435/263 ; 435/184; 510/320 |
Current International Class: | C11D 3/26 (20060101); C11D 3/30 (20060101); C11D 3/38 (20060101); C11D 3/386 (20060101); C07g 007/02 () |
Field of Search: | 195/63,68,66 8/108,111 252/97,548 210/62,59 |
3189518 | June 1965 | Glasgow |