Réaction #324364

ord-9ad6a37be7eb464fb4be2eef022642d9

Équation de réaction

CCCCCCCCCCCC(=O)[O][Sn]([CH2]CCC)([CH2]CCC)[O]C(=O)CCCCCCCCCCC
DBTL
CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1
IPDI
→
C=CC(=O)O.CCOC(N)=O
Urethane Acrylate

Réactifs

—
triacrylate
CCCCCCCCCCCC(=O)[O][Sn]([CH2]CCC)([CH2]CCC)[O]C(=O)CCCCCCCCCCC
DBTL
CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1
IPDI

Réactifs

Aucun

Conditions de réaction

Conditions détaillées
See reaction.notes.procedure_details.

Traitement

  1. 1
    Autreare prepared
  2. 2
    workup.ADDITIONis dropped into the flask

Mode opératoire

Into the same flask as in Production Example 1, 993 g of tri- and tetra-acrylate of pentaerythritol [ARONIX M-305 produced by To a Gosei Co., Ltd.; hereinafter referred to as “M-305”] (containing 2 mol of triacrylate), 0.61 g of BHT and 0.36 g of DBTL are prepared, and is stirred at a liquid temperature of 70 to 75° C., while 222 g (1.0 mol) of IPDI is dropped into the flask.

Source

DOI: 10.6084/m9.figshare.5104873.v1Brevet: US08642178B2uspto-grants-2014_02