Claims
- 1. A paper size comprising a self-emulsifiable mixture of 85 to 99 parts by weight of a cyclic dicarboxylic acid andydride having hydrophobic substitution and 1 to 15 parts by weight of an ethoxylated castor oil containing at least 5 moles ethylene oxide per mole castor oil.
- 2. The paper size mixture of claim 1 wherein the cyclic dicarboxylic acid anhydride is selected from the group consisting of: ##STR6## wherein R.sub.x is an alkyl radical containing at least 4 carbon atoms and R.sub.y is an alkyl radical containing at least 4 carbon atoms, and R.sub.x and R.sub.y are interchangeable; ##STR7## wherein R.sub.x is an alkyl radical containing at least 4 carbon atoms and R.sub.y is an alkyl radical containing at least 4 carbon atoms and R.sub.x and R.sub.y are interchangeable.
- 3. The paper size mixture of claim 1 wherein the ethoxylated castor oil contains 25 to 200 moles ethylene oxide per mole castor oil.
- 4. The paper size mixture of claim 1 wherein the ethoxylated castor oil is present in an amount less than 10 parts by weight of the mixture.
Parent Case Info
This application is a continuation of application Ser. No. 783,903, filed Oct. 3, 1985, now abandoned.
US Referenced Citations (10)
Non-Patent Literature Citations (1)
Entry |
Chem. Abst. 92: 24660R. |
Continuations (1)
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Number |
Date |
Country |
Parent |
783903 |
Oct 1985 |
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