Method of eliminating or preventing the brightening effect on fibrous materials of anionic optical brightening agents
Номер патента: CA1051144A
Опубликовано: 20-03-1979
Автор(ы): Giuseppe Raspanti
Принадлежит: SANDOZ AG
Опубликовано: 20-03-1979
Автор(ы): Giuseppe Raspanti
Принадлежит: SANDOZ AG
Реферат: Abstract of the Disclosure A method for eliminating or preventing the brighten-ing effect on materials, particularly fibrous materials such as textiles and paper, of anionic optical bright-ening agents involving the use of hydrosoluble acid addition salts or quaternary ammonium salts of compounds containing the group of formula:
Method for eliminating or preventing the brightening effects of anionic optical brighteners
Номер патента: US4098954A. Автор: Giuseppe Raspanti. Владелец: SANDOZ AG. Дата публикации: 1978-07-04.