For hydroxypropyl methylcellulose (HPMC) products (METHOCELâ¢ E, F, J, and K brand products), propylene oxide is used in addition to methyl chloride to obtain hydroxypropyl substitution on the anhydroglucose units.or hydroxypropyl methylcellulose (HPMC) products (METHOCELâ¢ E, F, J, and K brand products), propylene oxide is used in addition to methyl chloride to obtain hydroxypropyl substitution on the anhydroglucose units.
Mr. Sandman by The Chordettes Songfacts. Mr. Sandman was written by song-writer Pat Ballard and first recorded by The Chordettes. It became the first hit for them, staying at #1 for an amazing seven weeks in 1954 and launching their career. The Chordettes eventually went on to peek into the Top-40 nine times total.
At the onset of the 50s Atkins focused his attention on his session work, becoming a consultant for RCA in 1953 and developing his reputation as a recording artist. His own records had been steadily growing in popularity, and by 1955 he had his first hit in the form of a version of Mr. Sandman.