As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IMMEDIATELY AFTER TAKEOFF THERE WAS A CHEMICAL OR ELECTRICAL BURNING ODOR THAT LASTED ENTIRE FLIGHT. INCREASING THE TEMP AND OVERHEAD/DEFOG FAN AIRFLOW INCREASED THE ODOR SOURCE. MORE NOTICABLE IN COCKPIT THAN AFT CABIN. REMOVED AND RINSED WITH HOT WATER THEN REINSTALLED COALESER SOCK IAW MM 21-70-00. NO FURTHER ACTION TAKEN.