ɪn nˈaɪntiːnhˈʌndɹɪd twˈɛnti nˈaɪn, bˈoːɹdən pˈɜːtʃɪst ðə kˈæsiːn kˈʌmpəni ʌv ɐmˈɛɹɪkə, ðə lˈiːdɪŋ mˌænjuːfˈæktʃɚɹɚɹ ʌv ɡlˈuːz mˌeɪd fɹʌm kˈæsiːn, ɐ bˈaɪpɹədˌʌkt ʌv mˈɪlk.
In 1929, Borden purchased the Casein Company of America, the leading manufacturer of glues made from casein, a byproduct of milk.