Global patent index - EP 1014788 A1

EP 1014788 A1 2000-07-05 - USE OF WATER-SOLUBLE POLYMERS AS BIOCIDES

Title (en)

USE OF WATER-SOLUBLE POLYMERS AS BIOCIDES

Title (de)

VERWENDUNG VON WASSERLÖSLICHEN POLYMERISATEN ALS BIOZIDE

Title (fr)

UTILISATION COMME BIOCIDES DE POLYMERISATS HYDROSOLUBLES

Publication

EP 1014788 A1 (DE)

Application

EP 98948911 A

Priority

  • DE 19739304 A
  • EP 9805625 W

Abstract (en)

[origin: WO9912420A1] The invention relates to the use of polymers as biocides, containing units of formula (I) and/or (II) as substantial structural elements, in addition to the acid additive salts thereof, wherein R<1> represents H, alkyl, cycloalkyl, aryl or aralkyl; R<2> and R<3> are defined, independently of each other, as R<1> or are selected among substituted alkyl, substituted aryl or substituted aralkyl, whereby the substituents are selected among OH, O alkyl, O aryl, SH, S alkyl, S aryl, NH2, HH alkyl, NH aryl, N(alkyl)2, optionally in protonated form, N(alkyl)<+>3Z<->, wherein Z sta nds for the residue of an inorganic or organic acid, COOO, COO alkyl, CONHH2, CONNH alkyl, CON(alkyl)2, CN and SO3H; and the indices x mean independently of each other a whole number ranging from 1-20.

IPC 1-7 (main, further and additional classification)

A01N 37/36

IPC 8 full level (invention and additional information)

A01N 37/36 (2006.01)

CPC (invention and additional information)

A01N 37/36 (2013.01)

Combination set (CPC)

  1. A01N 37/36 + A01N 43/80
  2. A01N 37/36 + A01N 2300/00

Citation (search report)

See references of WO 9912420A1

Designated contracting state (EPC)

DE FR GB

EPO simple patent family

WO 9912420 A1 19990318; AU 9536698 A 19990329; EP 1014788 A1 20000705; US 6458348 B1 20021001

INPADOC legal status

2003-08-06 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20030128

2000-07-05 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000122

2000-07-05 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): DE FR GB