Surfactant composition
US10941369B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 7, 2017 |
| Grant date | Mar 9, 2021 |
| Priority date | — |
| Expiry date | Aug 25, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/523
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides a surfactant composition which includes a surfactant at a high concentration, while having fluidity over a wide concentration range. A surfactant composition according to the present invention contains the components A, B, C and D described below, and is configured such that: the total content of the components A, B and C is from 30% by mass to 80% by mass (inclusive); the mass ratio of the total content of the components A and B to the content of the component C, namely (A+B)/C is from 20/80 to 80/20; and the mass ratio of the content of the component A to the content of the component B, namely A/B is from 98/2 to 45/55. A: an internal olefin sulfonic acid and/or a salt thereof; B: an anionic surfactant other than the component A; C: a nonionic surfactant; D: water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.