Title:
ALKYL METHACRYLATE/ALKYL ACRYLATE COPOLYMERS USED AS SIZING FOR REINFORCING FIBER
Document Type and Number:
WIPO Patent Application WO/2010/076006
Kind Code:
A3
Abstract:
Reinforcing fiber for use in thermoplastic or thermosetting matrix resin are sized with one or more copolymer composition(s) obtainable by reacting: a) 5-90 pphwm of at least one alkyl methacrylate having a Tg of more than 40°C; and b) 5-50 pphwm of at least one alkyl acrylate having a Tg of less than 0°C; and c) 0.1-20 pphwm of at least one C3-C6 unsaturated carboxylic acid; and d) at least one further comonomer selected from the group comprising: (i) 5-50 pphwm of at least one vinyl ester of neoalkanoic acid, and (ii) 10-60 pphwm of at least one vinyl ester of α-monosubstituted fatty acids, and (iii) 5-50 pphwm of vinyl esters of an aromatic carboxylic acid, and (iv) other comonomers.
Inventors:
VAN BOXTEL HENDRIKUS (DE)
Application Number:
PCT/EP2009/009281
Publication Date:
March 17, 2011
Filing Date:
December 28, 2009
Export Citation:
Assignee:
CELANESE EMULSIONS GMBH (DE)
VAN BOXTEL HENDRIKUS (DE)
VAN BOXTEL HENDRIKUS (DE)
International Classes:
C08F218/10; C08F220/14; C08F220/18
Foreign References:
| EP0486110A1 | 1992-05-20 | |||
| EP1634897A2 | 2006-03-15 | |||
| US20040166313A1 | 2004-08-26 |
Attorney, Agent or Firm:
CELANESE EMULSIONS GMBH (Professor-Staudinger-Stasse, Kelsterbach, DE)
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