RO97440B1 - Aditiv pentru uleiuri lubrifiante si procedeu de obtinere a acestuia - Google Patents

Aditiv pentru uleiuri lubrifiante si procedeu de obtinere a acestuia

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Publication number
RO97440B1
RO97440B1 RO128224A RO12822487A RO97440B1 RO 97440 B1 RO97440 B1 RO 97440B1 RO 128224 A RO128224 A RO 128224A RO 12822487 A RO12822487 A RO 12822487A RO 97440 B1 RO97440 B1 RO 97440B1
Authority
RO
Romania
Prior art keywords
obtaining
additive
same
polyalkylphenol
lubricating oils
Prior art date
Application number
RO128224A
Other languages
English (en)
Inventor
Marcel Constantin Luca
Viorica Flavia Balaban
Gheorghe Iordache
Paul Iolanda Luca
Emil Calota
Original Assignee
Institutul De Cercetare
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Institutul De Cercetare filed Critical Institutul De Cercetare
Priority to RO128224A priority Critical patent/RO97440B1/ro
Publication of RO97440B1 publication Critical patent/RO97440B1/ro

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Abstract

Inventia se refera la un aditiv multifunctional, de tip Baza Mannich, care poseda actiune dispersanta, antioxidanta si antirugina ridicate si la un procedeu de obtinere a acestuia. Produsul se realizeaza prin reactionarea fenolului cu poliizobutene sau polipropene cu masa moleculara medie în prezenta unui catalizator cationitic macroporos si obtinerea polialchilfenolului în prima faza. în continuare, polialchilfenolul se condenseaza cu formaldehida si polialchilenpoliamine. Produsul poate fi utilizat în proportie de 1,5...2,5% greutate la aditivarea uleiurilor lubrifiante de motor. Are aplicabilitate în industriile constructiilor de masini.
RO128224A 1987-05-15 1987-05-15 Aditiv pentru uleiuri lubrifiante si procedeu de obtinere a acestuia RO97440B1 (ro)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RO128224A RO97440B1 (ro) 1987-05-15 1987-05-15 Aditiv pentru uleiuri lubrifiante si procedeu de obtinere a acestuia

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO128224A RO97440B1 (ro) 1987-05-15 1987-05-15 Aditiv pentru uleiuri lubrifiante si procedeu de obtinere a acestuia

Publications (1)

Publication Number Publication Date
RO97440B1 true RO97440B1 (ro) 1989-08-02

Family

ID=40905651

Family Applications (1)

Application Number Title Priority Date Filing Date
RO128224A RO97440B1 (ro) 1987-05-15 1987-05-15 Aditiv pentru uleiuri lubrifiante si procedeu de obtinere a acestuia

Country Status (1)

Country Link
RO (1) RO97440B1 (ro)

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