Dec 9 (Reuters) - U.S. officials are considering discussing a Defense Department proposal this month to close regulatory loopholes that have allowed Chinese chipmaker SMIC (0981.HK) to buy critical U.S. technology, the Wall Street Journal reported on Thursday. Some Commerce Department officials are trying to block the Defense Department"s proposal, the Journal added, citing people familiar with the matter. Semiconductor Manufacturing International Corp (SMIC) was added to a U.S. blacklist last year that denies it access to advanced manufacturing equipment from U.S. suppliers due to its alleged ties to China"s military, claims that the company rejects. read more SMIC, China"s largest contract chipmaker, did not immediately respond to a request for comment on the report. In the coming months, U.S. officials are also considering adding more Chinese technology companies to the Commerce Department"s entity list and to the Treasury list banning U.S. investment, the Journal added. On Wednesday, the U.S. House of Representatives passed legislation to ban imports from China"s Xinjiang region over concerns about forced labor. read more