Isophorone diisocyanate → Urethane acrylate

HRID 1430358Notes

Reaction equation

HRID 1430358 reaction equation
CCCCCCCCC[CH2:10][CH2:11][C:12]([O:14][Sn](O[C:25]([CH2:27]CCCCCCCCCC)=[O:26])(CCCC)CCCC)=[O:13].CC1(C)CC(C[N:47]=[C:48]=[O:49])(C)CC(N=C=O)C1>>[C:12]([OH:14])(=[O:13])[CH:11]=[CH2:10].[NH2:47][C:48]([O:26][CH2:25][CH3:27])=[O:49]

Participants

3

Reactant 2

HCID 169132Isophorone diisocyanateHCID 16682738Dibutyltin dilaurate

Product 1

HCID 21863578Urethane acrylate

Procedure

Into the same flask as in Production Example 1, 993 g of tri- and tetra-acrylate of pentaerythritol [ARONIX M-305 produced by Toa 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.

Workup

  1. customare prepared
  2. additionis dropped into the flask

Sources & evidence

ORD record
ord-9d07b1c2b46a44f8ab4ad8e9cf484ec9
Source dataset
uspto-grants-2015_01
Patent number
US08940808B2

Reaction notes

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