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DIFF Subgroup
C08F 2/24

with the aid of emulsifying agents

Introduced: July 1974

Full Title

Full titles differ between systems:

IPC:

Processes of polymerisation > Polymerisation in non-solvents > Aqueous medium > Emulsion polymerisation > with the aid of emulsifying agents

CPC:

Processes of polymerisation > Polymerisation in non-solvents (C08F2/32 takes precedence) > Aqueous medium > Emulsion polymerisation > with the aid of emulsifying agents

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

IPC defines codes here since 1974.

Child Classifications

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  • C08F 2/26 anionic since 1974 IPC+CPC Available in IPC and CPC
  • C08F 2/28 cationic since 1974 IPC+CPC Available in IPC and CPC
  • C08F 2/30 non-ionic since 1974 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class C08,2013–2023, worldwide · Source: EPO PATSTAT

  1. LG CHEM KR 14,262
  2. DOW GLOBAL TECHNOLOGIES US 12,486
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 9,858
  4. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 7,877
  5. CHINESE ACADEMY OF SCIENCES 6,993
  6. FUJIFILM JP 5,049
  7. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 4,923
  8. SHIN-ETSU CHEMICAL COMPANY JP 4,517
  9. BOREALIS AT 4,213
  10. ARKEMA FR 4,098

Top Applicants (CPC)

Class C08,2013–2023, worldwide · Source: EPO PATSTAT

  1. LG CHEM KR 15,432
  2. DOW GLOBAL TECHNOLOGIES US 14,214
  3. BASF (BADISCHE ANILIN & SODA FABRIK) DE 11,155
  4. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 6,455
  5. FUJIFILM JP 6,178
  6. CHINESE ACADEMY OF SCIENCES 5,569
  7. SHIN-ETSU CHEMICAL COMPANY JP 5,506
  8. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 5,443
  9. TORAY INDUSTRIES JP 4,635
  10. NITTO DENKO CORPORATION JP 4,620