array('Elnett', 'INOA INOA', 'Playball P', 'Preferred Color Specialist',
      'Série Expert', 'Série Nature', 'Techni art')

array('Elnett' => 'Elnett',
      'INOA INOA' => 'INOA INOA',
      'Playball P' => 'Playball',
      'Preferred Color Specialis' => 'Preferred Color Specialist',
      'Série Expert' => 'Série Expert',
      'Série Nature' => 'Série Nature',
      'Techni art' => 'Techni art')

foreach($array as $key=>$value){
    $out[$value] = $value;
}

print_r($out);

$names = array_combine($names, $names);

$trans = array_flip($array);

foreach($names as $key => $name){
    $names[$name] = $name;
    unset($names[$key]);
}