公开(公告)号：US20230405550A1

公开(公告)日：2023-12-21

申请号：US18240006

申请日：2023-08-30

Applicant: BASF CORPORATION

Inventor： Wolfgang RUETTINGER ,  Steven CHIN ,  Laif R. ALDEN ,  Chen Chen ,  Akash ABRAHAM

IPC: B01J20/20 ,  B01D53/04 ,  B01J20/26 ,  B01J20/28 ,  B01J20/32 ,  B60K15/035 ,  F02M25/08

CPC classification number: B01J20/20 ,  B01D53/0407 ,  B01J20/261 ,  B01J20/262 ,  B01J20/28028 ,  B01J20/2803 ,  B01J20/28045 ,  B01J20/28066 ,  B01J20/321 ,  B01J20/3212 ,  B60K15/03504 ,  F02M25/0854 ,  F02M25/089 ,  B01D2253/102 ,  B01D2253/25 ,  B01D2253/306 ,  B01D2253/3425 ,  B01D2257/702 ,  B01D2259/4516 ,  B01D2259/4566 ,  B60K2015/03514

Abstract: The present disclosure relates to hydrocarbon emission control systems. More specifically, the present disclosure relates to substrates coated with hydrocarbon adsorptive coating compositions, air intake systems, and evaporative emission control systems for controlling evaporative emissions of hydrocarbons from motor vehicle engines and fuel systems.

公开(公告)号：US20220219110A1

公开(公告)日：2022-07-14

申请号：US17440730

申请日：2020-03-19

Applicant: BASF Corporation

Inventor： Mark Thomas BUELOW ,  Yuxuan XIN ,  Pascaline TRAN ,  Akash ABRAHAM

IPC: B01D53/06 ,  B01J20/22 ,  B01J20/10 ,  B01J20/26 ,  B01J20/28 ,  B01J20/16 ,  B01D53/26 ,  B01D53/04 ,  B60H3/06

Abstract: Disclosed are embodiments of a filter unit containing a water adsorbent material in the form of water adsorbent particles in a packed bed and a gas adsorbent material in the form of gas adsorbent particles in a packed bed. In embodiments, the gas adsorbent material is downstream from the water adsorbent material in a direction of operation. Further disclosed are methods of preparing and using the filter units.