Sabic Global Technologies B.v.

Sander Knauf

Dimphna Johanna Maria Van Beek

Sarah Van Mierloo

Rick Robert Emilie Bercx

Jana Hrachova

Koen Batinas-Geurts

Mark Feekes

Hans Leenders

Barbara Dordi

The invention relates a process for the preparation of a bonded structure () comprising at least a first plastic part () having a first bonding surface (a), said process comprising the step of a) treating at least part of a first bonding surface of said first plastic part with a flame of a propane-comprising gas, said propane-comprising gas being propane or a mixture comprising at least 50 wt. % of propane based on the weight of the propane-comprising gas with one or more gases selected from the group consisting of methane, ethane, butane, pentane, and hexane, wherein, during treatment with a flame of the propane-comprising gas, a flame is produced by burning a mixture of air and the propane-comprising gas, wherein the gas-to-air ratio is chosen such that the propane gas to oxygen volume ratio is equal to or less than 1:5.01, for example less than 1:5.00 and preferably at least 3.50 to obtain a first plastic part having a flame-treated first bonding surface.

Process for the preparation of a bonded structure, a bonded structure and use of said bonded structure for preparing an automotive part

The present invention relates to an exterior or semi-exterior automotive part prepared from a thermoplastic composition comprising:

Exterior or semi-exterior automotive part

Growing community of inventors

Geleen, Netherlands

Sander Knauf