Global Patent Index - EP 0815171 A4

EP 0815171 A4 19980408 - ASPHALT EMULSIONS

Title (en)

ASPHALT EMULSIONS

Title (de)

ASPHALTEMULSIONEN

Title (fr)

EMULSIONS D'ASPHALTE

Publication

EP 0815171 A4 19980408 (EN)

Application

EP 96910532 A 19960325

Priority

  • US 9604001 W 19960325
  • US 40966395 A 19950324
  • US 40966595 A 19950324

Abstract (en)

[origin: WO9630446A1] Disclosed are oil-in-water asphalt emulsions comprising asphalt dispersed as the discontinuous phase in an aqueous continuous phase, the emulsions containing one or more anionic emulsifiers selected from the group consisting of compounds of the formulas (Ia), (Ib), (II), (III), (IVa) and (IVb): (R<1>CH(OH)-(CH2)mSO3)iX (Ia); (R<1>CH=CH(CH2)m-1SO3)iX (Ib); (R<2>O-(AlkO)cCH2COO)iX (II); ((R<3>)k-(A)-SO3)iX (III); wherein R<1>, R<2> and R<3> are C6-40 hydrocarbyl, m is 1-10, X is -H or a cation, c is 1-20, A is phenyl or polycyclic aromatic, k is 1-3, and i is the valence of X; and R<4>-(OC3H6)0-1-(C(O)NH(CH2)1-3)0-1-N(Z<1>)(Z<2>)0-1-ZCOOX (IVa); R<4>-(OC3H6)0-1(C(O)NH(CH2)1-3)0-1-N(Z<1>)(Z<2>)0-1-ZSO3XH (IVb); wherein R<4> is C4-24 alkyl or alkylene, f is 1-6, X is -H or a cation, Z is (CH2)f, CH2CHOHCH2, or CH2CH2OCH2CH2, and Z<1> and Z<2> are CfH2f+1 or CfH2fOH, or in (a) Z<1> can be -ZCOOX.

IPC 1-7

C08L 95/00; C09D 195/00

IPC 8 full level

C08L 95/00 (2006.01); C09D 195/00 (2006.01)

CPC (source: EP)

C08L 95/005 (2013.01); C09D 195/005 (2013.01)

Citation (search report)

  • No further relevant documents disclosed
  • See references of WO 9630446A1

Designated contracting state (EPC)

DE ES FR GB IT SE

DOCDB simple family (publication)

WO 9630446 A1 19961003; AU 5370596 A 19961016; AU 705057 B2 19990513; CA 2216173 A1 19961003; CA 2216173 C 20040921; EP 0815171 A1 19980107; EP 0815171 A4 19980408

DOCDB simple family (application)

US 9604001 W 19960325; AU 5370596 A 19960325; CA 2216173 A 19960325; EP 96910532 A 19960325