CPC Main Group Additional Only
C08F 2500/00 Characteristics or properties of obtained polyolefins; Use thereof
40 direct subcodes
Child Classifications
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- C08F 2500/01 High molecular weight, e.g. >800,000 Da.
- C08F 2500/02 Low molecular weight, e.g. <100,000 Da.
- C08F 2500/03 Narrow molecular weight distribution, i.e. Mw/Mn < 3
- C08F 2500/04 Broad molecular weight distribution, i.e. Mw/Mn > 6
- C08F 2500/05 Bimodal or multimodal molecular weight distribution
- C08F 2500/055 Monomodal/unimodal molecular weight distribution
- C08F 2500/06 Comonomer distribution, e.g. normal, reverse or narrow
- C08F 2500/07 High density, i.e. > 0.95 g/cm3
- C08F 2500/08 Low density, i.e. < 0.91 g/cm3
- C08F 2500/09 Long chain branches
- C08F 2500/10 Short chain branches
- C08F 2500/11 Melt tension or melt strength
- C08F 2500/12 Melt flow index or melt flow ratio
- C08F 2500/13 Environmental stress cracking resistance
- C08F 2500/14 Die swell or die swell ratio or swell ratio
- C08F 2500/15 Isotactic
- C08F 2500/16 Syndiotactic
- C08F 2500/17 Viscosity
- C08F 2500/18 Bulk density
- C08F 2500/19 Shear ratio or shear ratio index
Top Applicants
Top 10 applicants by patent filingsfor class C08, 2013–2023, worldwide · Source: EPO PATSTAT
- LG CHEM KR 15,432
- DOW GLOBAL TECHNOLOGIES US 14,214
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 11,155
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 6,455
- FUJIFILM JP 6,178
- CHINESE ACADEMY OF SCIENCES 5,569
- SHIN-ETSU CHEMICAL COMPANY JP 5,506
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 5,443
- TORAY INDUSTRIES JP 4,635
- NITTO DENKO CORPORATION JP 4,620