Title:
木材防腐剤
Document Type and Number:
Japanese Patent JP4300589
Kind Code:
B2
Abstract:
Wood preservatives having biocidal properties which include quaternary ammonium compounds of general formula (I):wherein R1 is a C8-18-alkyl group or an optionally substituted benzyl group, R2 is a C8-18-alkyl group, R3 is a C1-4-alkyl group or a group of the formula -[CH2-CH2-O]n-H, R4 is a C1-4-alkyl group, n is a number from 0.5 to 8, preferably from 1 to 5, and A- is the anion of an organic carboxylic acid which contains 2 to 12 C atoms and carries at least one hydroxyl, amino or sulfonic acid group. The wood preservatives also penetrate deeply into the wood without the use of pressure, and have only a mild corrosive action on metals. Furthermore, a process for treating timbers with these compositions, concentrates for the preparation thereof, the use of new and known quaternary ammonium compounds in wood preservatives and new quaternary ammonium compounds and their use as biocides.
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Inventors:
Lichtenberg, Florian
Flitch, joachim
Loft, volker
Flitch, joachim
Loft, volker
Application Number:
JP54156397A
Publication Date:
July 22, 2009
Filing Date:
May 22, 1997
Export Citation:
Assignee:
Lonza Age
International Classes:
B27K3/36; A01N33/12; A01P3/00; B27K3/38; C07C211/62; C07C211/63
Domestic Patent References:
| JP63064701A | ||||
| JP59227842A | ||||
| JP5085905A | ||||
| JP9132504A |
Foreign References:
| WO1994028715A1 | ||||
| DE3443232A |
Other References:
Chemical Abstracts,vol.108,abs.no.94061
Chemical Abstracts,vol.101,abs.no.43909
Chemical Abstracts,vol.101,abs.no.43909
Attorney, Agent or Firm:
Sooo Suga