Subject 796 (746E)

Bulletin Dated: March 23, 2017

SUMMARY OF TOPICS

The following topics were discussed at the meeting of the Standards Technical Panel for Printed Wiring Boards:

1. Update on standards projects for the Standard for Printed-Wiring Boards, UL 796

2. Update on standards projects for the Standard for Polymeric Materials-Industrial Laminates, Filament Wound Tubing, Vulcanized Fiber, and Material Used in Printed Wiring Boards, UL 746E

3. Proposed revision to the standard and consideration for actual operation regarding the addition of 150°C RTI Laminate ANSI Grades to Tables 7.2 and 7.3 in UL 746E

4. Addition of an alternate method for determining bond strength force in UL 796

5. Report of the Task Group for the Addition of Requirements for the Thin Core PWB Program for UL 796

6. Report of the Task Group for the Clarification of Requirements for Solder Limit Evaluation for Laminates and PWBs

7. Report of the Task Group for the Revision of UL 796 to Comply with the Requirements of the Style Manual for UL Standards for Safety

8. Thickness of ultrathin or nano coatings

9. Flammability testing on laminates

10. Proposed revisions to UL 796

11. Proposed revisions to UL 746E

12. UL's Standards Development Process