News & Press: Technical News

Product Regulatory Stewardship Technical Alerts - August 2020

Wednesday, September 9, 2020  
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Rapid separation and quantitative analysis of complex lipophilic wood pulp extractive mixtures based on 2D‒TLC

W Schlemmer, M Egger, M Dächert, J Lahti, M Gschiel… - ACS Sustainable Chemistry …, 2020

… Correlation coefficients between 0.92 (abietic acid, resin acid) and 0.98
(β‒sitosterol,sterol) are determined in these experiments … acid (A, resin
acid, 75%), β‒sitosterol (β‒S,sterol, 70%) and 1‒docosanol (D, fatty alcohol …

 

LIGHT COLORROSINESTER COMPOSITIONS AND METHODS OF MAKING SAME

M Schaapman - US Patent App. 16/837,909, 2020

The disclosure relates to a light color or a low colorrosin or arosin ester
composition. Therosin ester comprises a reaction product of one or more rosins, one
or more polyhydric alcohols, and optionally one or more monocarboxylic acids, and …

The esterification catalyst was calcium-bis(((3,5-bis(1,1-dimethylethyl)-4-hydroxyphenyl)methyl)-ethylphosphonate and the disproportionation catalysts were thiobisphenols

 

Fully Bio-based Pressure-Sensitive Adhesives with High Adhesivity Derived from Epoxidized Soybean Oil andRosinAcid

YF Lei, XL Wang, BW Liu, XM Ding, L Chen, YZ Wang - ACS Sustainable Chemistry & …, 2020

In this paper, as a possible alternative to conventional petroleum-based pressure-
sensitive adhesives (PSAs), a fully bio-based PSA with tunable adhesivity was
designed and prepared, and the structure-property relationship of the product was …

 

FILM-FORMING AGENT FOR COSMETICS AND COSMETICS CONTAINING SAME

T Souda, S Kikunaga, S Hori - US Patent App. 16/626,997, 2020

… glyceryl trimyristate, glyceryl triisopalmitate, glyceryl trioctanoate, glyceryl
trioleate, glyceryl diisostearate, glyceryl tri (caprylate/caprate), glyceryl tri
(caprylate/caprate/myristate/stearate), hydrogenated rosin triglyceride …

 

[PDF]Microemulsion Microstructure (s): A Tutorial Review

G Tartaro, H Mateos, D Schirone, R Angelico… - Nanomaterials, 2020

… For this reason, the former applications of µEs were limited to a few products
designed by trial-and-error approaches (carnauba wax polish, cutting oil,
pineoil disinfectant, and a few others) [3]. Things changed drastically in the …

A very interesting and useful tutorial.